<?xml version="1.0" encoding="utf-8"?>
<urlset xmlns="http://www.sitemaps.org/schemas/sitemap/0.9">
  <url>
    <loc>https://www.ductile.org/Resources/issue-1-1999-ductile-iron-inoculation-purpose-and-results</loc>
    <lastmod>1999-01-15</lastmod>
  </url>
  <url>
    <loc>https://www.ductile.org/Resources/issue-2-1999-nodularity-in-ductile-iron-castings</loc>
    <lastmod>1999-02-01</lastmod>
  </url>
  <url>
    <loc>https://www.ductile.org/Resources/issue-3-1999-inverse-chill-in-ductile-iron-castings</loc>
    <lastmod>1999-03-01</lastmod>
  </url>
  <url>
    <loc>https://www.ductile.org/Resources/issue-4-1999-ductile-iron-di-magnesium-treatment-practice</loc>
    <lastmod>1999-04-01</lastmod>
  </url>
  <url>
    <loc>https://www.ductile.org/Resources/issue-5-1999-ductile-iron-charge-components-and-purposes</loc>
    <lastmod>1999-05-01</lastmod>
  </url>
  <url>
    <loc>https://www.ductile.org/Resources/issue-6-1999-combined-carbon-in-ductile-iron</loc>
    <lastmod>1999-06-01</lastmod>
  </url>
  <url>
    <loc>https://www.ductile.org/Resources/issue-1-2000-controlling-the-finish-of-green-sand-castings</loc>
    <lastmod>2000-01-15</lastmod>
  </url>
  <url>
    <loc>https://www.ductile.org/Resources/issue-2-2000-improving-brinell-hardness-test-reliability</loc>
    <lastmod>2000-02-01</lastmod>
  </url>
  <url>
    <loc>https://www.ductile.org/Resources/issue-3-2000-metallurgical-factors-affecting-the-machinability-of-ductile-castings</loc>
    <lastmod>2000-03-01</lastmod>
  </url>
  <url>
    <loc>https://www.ductile.org/Resources/issue-4-2000-the-role-of-carbon-in-ductile-iron</loc>
    <lastmod>2000-04-01</lastmod>
  </url>
  <url>
    <loc>https://www.ductile.org/Resources/issue-5-2000-tension-testing-ductile-iron-what-does-it-mean</loc>
    <lastmod>2000-05-01</lastmod>
  </url>
  <url>
    <loc>https://www.ductile.org/Resources/issue-6-2000-suggested-foundry-requirements-for-ductile-iron-that-is-to-be-austempered-adi</loc>
    <lastmod>2000-06-01</lastmod>
  </url>
  <url>
    <loc>https://www.ductile.org/Resources/issue-7-2000-hardness-control-in-ductile-iron-castings</loc>
    <lastmod>2000-07-01</lastmod>
  </url>
  <url>
    <loc>https://www.ductile.org/Resources/issue-8-2000-porosity-at-or-near-riser-contact</loc>
    <lastmod>2000-08-01</lastmod>
  </url>
  <url>
    <loc>https://www.ductile.org/Resources/issue-9-2000-carbon-dissolution-in-iron</loc>
    <lastmod>2000-09-01</lastmod>
  </url>
  <url>
    <loc>https://www.ductile.org/Resources/issue-10-2000-silicon-and-its-effects-in-ductile-iron</loc>
    <lastmod>2000-10-15</lastmod>
  </url>
  <url>
    <loc>https://www.ductile.org/Resources/issue-11-2000-phosphorus-and-its-effects-in-ductile-iron</loc>
    <lastmod>2000-11-01</lastmod>
  </url>
  <url>
    <loc>https://www.ductile.org/Resources/issue-12-2000-ultrasonic-velocity-testing-for-nodularity</loc>
    <lastmod>2000-12-01</lastmod>
  </url>
  <url>
    <loc>https://www.ductile.org/Resources/issue-1-2001-annealing-of-ductile-iron-castings</loc>
    <lastmod>2001-01-15</lastmod>
  </url>
  <url>
    <loc>https://www.ductile.org/Resources/issue-2-2001-manganese-and-its-effects-in-ductile-iron</loc>
    <lastmod>2001-02-01</lastmod>
  </url>
  <url>
    <loc>https://www.ductile.org/Resources/issue-3-2001-process-variables-and-casting-defects</loc>
    <lastmod>2001-03-01</lastmod>
  </url>
  <url>
    <loc>https://www.ductile.org/Resources/issue-4-2001-key-casting-defects-and-process-variables-affecting-them</loc>
    <lastmod>2001-04-01</lastmod>
  </url>
  <url>
    <loc>https://www.ductile.org/Resources/issue-5-2001-key-casting-defects-and-process-variables-affecting-them</loc>
    <lastmod>2001-05-01</lastmod>
  </url>
  <url>
    <loc>https://www.ductile.org/Resources/issue-6-2001-molten-metal-filtration</loc>
    <lastmod>2001-06-01</lastmod>
  </url>
  <url>
    <loc>https://www.ductile.org/Resources/issue-7-2001-ffect-of-temperature-on-ductile-iron-processing</loc>
    <lastmod>2001-07-01</lastmod>
  </url>
  <url>
    <loc>https://www.ductile.org/Resources/issue-8-2001-fundamentals-of-gating-system-design</loc>
    <lastmod>2001-08-01</lastmod>
  </url>
  <url>
    <loc>https://www.ductile.org/Resources/issue-9-2001-effect-of-copper-in-ductile-iron</loc>
    <lastmod>2001-09-01</lastmod>
  </url>
  <url>
    <loc>https://www.ductile.org/Resources/issue-11-2001-green-sand-tests-and-interpretation</loc>
    <lastmod>2001-11-01</lastmod>
  </url>
  <url>
    <loc>https://www.ductile.org/Resources/issue-12-2001-thermal-analysis-as-a-process-monitoringcontrol-tool-in-ductile-iron-production</loc>
    <lastmod>2001-12-01</lastmod>
  </url>
  <url>
    <loc>https://www.ductile.org/Resources/issue-12-2001-appendix</loc>
    <lastmod>2001-12-01</lastmod>
  </url>
  <url>
    <loc>https://www.ductile.org/Resources/issue-1-2002-using-bottle-type-risers-to-improve-casting-yield</loc>
    <lastmod>2002-01-15</lastmod>
  </url>
  <url>
    <loc>https://www.ductile.org/Resources/issue-2-2002-casting-defects-due-to-sand-system-and-properties</loc>
    <lastmod>2002-02-01</lastmod>
  </url>
  <url>
    <loc>https://www.ductile.org/Resources/issue-3-2002-effects-of-core-sand-on-green-sand-properties</loc>
    <lastmod>2002-03-01</lastmod>
  </url>
  <url>
    <loc>https://www.ductile.org/Resources/issue-4-2002-nondestructive-testing-ndt-magnetic-particle-inspection</loc>
    <lastmod>2002-04-01</lastmod>
  </url>
  <url>
    <loc>https://www.ductile.org/Resources/issue-5-2002-nondestructive-testing-liquid-penetrant-inspection</loc>
    <lastmod>2002-05-01</lastmod>
  </url>
  <url>
    <loc>https://www.ductile.org/Resources/issue-6-2002-reducing-dross-defects-in-ductile-iron</loc>
    <lastmod>2002-06-01</lastmod>
  </url>
  <url>
    <loc>https://www.ductile.org/Resources/issue-7-2002-effect-of-antimony-arsenic-and-tin-in-ductile-iron</loc>
    <lastmod>2002-07-01</lastmod>
  </url>
  <url>
    <loc>https://www.ductile.org/Resources/issue-8-2002-casting-defect-cavities-shrinkage</loc>
    <lastmod>2002-08-01</lastmod>
  </url>
  <url>
    <loc>https://www.ductile.org/Resources/issue-9-2002-avoiding-chunk-graphite-formation</loc>
    <lastmod>2002-09-01</lastmod>
  </url>
  <url>
    <loc>https://www.ductile.org/Resources/issue-10-2002-casting-defect-cavities-open-shrink</loc>
    <lastmod>2002-10-01</lastmod>
  </url>
  <url>
    <loc>https://www.ductile.org/Resources/issue-11-2002-nondestructive-testing-ndt-ultrasonic-testing</loc>
    <lastmod>2002-11-01</lastmod>
  </url>
  <url>
    <loc>https://www.ductile.org/Resources/issue-12-2002-normalizing-andor-tempering-of-ductile-iron-castings</loc>
    <lastmod>2002-12-01</lastmod>
  </url>
  <url>
    <loc>https://www.ductile.org/Resources/issue-1-2003-casting-defect-cavities-suck-in-shrinkage</loc>
    <lastmod>2025-07-24</lastmod>
  </url>
  <url>
    <loc>https://www.ductile.org/Resources/issue-2-2003-casting-defect-surface-defects</loc>
    <lastmod>2025-07-24</lastmod>
  </url>
  <url>
    <loc>https://www.ductile.org/Resources/issue-3-2003-casting-defect-gas-defects-pinholes-with-graphitic-layer</loc>
    <lastmod>2025-07-24</lastmod>
  </url>
  <url>
    <loc>https://www.ductile.org/Resources/issue-4-2003-casting-defect---cavities---mirco-shrinkage</loc>
    <lastmod>2025-07-24</lastmod>
  </url>
  <url>
    <loc>https://www.ductile.org/Resources/issue-5-2003-effect-of-boron-in-ductile-iron</loc>
    <lastmod>2025-07-24</lastmod>
  </url>
  <url>
    <loc>https://www.ductile.org/Resources/issue-6-2003-effect-of-carbon-in-ductile-iron</loc>
    <lastmod>2025-07-24</lastmod>
  </url>
  <url>
    <loc>https://www.ductile.org/Resources/issue-7-2003-stress-relief-anneal</loc>
    <lastmod>2025-07-24</lastmod>
  </url>
  <url>
    <loc>https://www.ductile.org/Resources/issue-8-2003-casting-defect---cavities---blowholes</loc>
    <lastmod>2025-07-24</lastmod>
  </url>
  <url>
    <loc>https://www.ductile.org/Resources/issue-9-2003-casting-defect---inclusions---sand</loc>
    <lastmod>2025-07-24</lastmod>
  </url>
  <url>
    <loc>https://www.ductile.org/Resources/issue-10-2003-casting-defect---misrun-laps-cold-shut</loc>
    <lastmod>2025-07-24</lastmod>
  </url>
  <url>
    <loc>https://www.ductile.org/Resources/issue-11-2003-residual-elements-in-steel-scrap</loc>
    <lastmod>2025-07-24</lastmod>
  </url>
  <url>
    <loc>https://www.ductile.org/Resources/issue-12-2003-effect-of-magnesium-in-ductile-iron</loc>
    <lastmod>2025-07-24</lastmod>
  </url>
  <url>
    <loc>https://www.ductile.org/Resources/issue-1-2004-carbon-and-silicon-level-control-in-sand-cast-ductile-iron-castings</loc>
    <lastmod>2025-07-24</lastmod>
  </url>
  <url>
    <loc>https://www.ductile.org/Resources/issue-2-2004-chill-testing-of-cast-iron</loc>
    <lastmod>2025-07-24</lastmod>
  </url>
  <url>
    <loc>https://www.ductile.org/Resources/issue-3-2004-surface-treatments-for-ductile-iron</loc>
    <lastmod>2025-07-24</lastmod>
  </url>
  <url>
    <loc>https://www.ductile.org/Resources/issue-4-2004-quenching-and-tempering-heat-treatment-of-ductile-iron-castings</loc>
    <lastmod>2025-07-24</lastmod>
  </url>
  <url>
    <loc>https://www.ductile.org/Resources/issue-5-2004-non-destructive-testing-ndt---eddy-current-testing</loc>
    <lastmod>2025-07-24</lastmod>
  </url>
  <url>
    <loc>https://www.ductile.org/Resources/issue-6-2004-making-riserless-ductile-iron-castings</loc>
    <lastmod>2025-07-24</lastmod>
  </url>
  <url>
    <loc>https://www.ductile.org/Resources/issue-7-2004-improving-fatigue-strength</loc>
    <lastmod>2025-07-24</lastmod>
  </url>
  <url>
    <loc>https://www.ductile.org/Resources/issue-8-2004-non-destructive-testing---resonant-frequency-inspection-</loc>
    <lastmod>2025-07-24</lastmod>
  </url>
  <url>
    <loc>https://www.ductile.org/Resources/issue-9-2004-residual-stresses-and-dimensional-control</loc>
    <lastmod>2025-07-24</lastmod>
  </url>
  <url>
    <loc>https://www.ductile.org/Resources/issue-10-2004-casting-defect---inclusions---slag</loc>
    <lastmod>2025-07-24</lastmod>
  </url>
  <url>
    <loc>https://www.ductile.org/Resources/issue-11-2004-geometric-dimensioning-and-tolerancing-gdandt</loc>
    <lastmod>2025-07-24</lastmod>
  </url>
  <url>
    <loc>https://www.ductile.org/Resources/issue-12-2004-toughness-measurement-of-ductile-iron-part-1</loc>
    <lastmod>2025-07-24</lastmod>
  </url>
  <url>
    <loc>https://www.ductile.org/Resources/issue-1-2005-rating-graphite-structures-in-ductile-iron</loc>
    <lastmod>2025-07-24</lastmod>
  </url>
  <url>
    <loc>https://www.ductile.org/Resources/issue-2-2005-improving-impact-strength-part-2</loc>
    <lastmod>2025-07-24</lastmod>
  </url>
  <url>
    <loc>https://www.ductile.org/Resources/issue-3-2005-ductile-iron-standards</loc>
    <lastmod>2025-07-24</lastmod>
  </url>
  <url>
    <loc>https://www.ductile.org/Resources/issue-4-2005-temperature-in-metallurgical-processing-of-ductile-iron-and-minimizing-loss</loc>
    <lastmod>2025-07-24</lastmod>
  </url>
  <url>
    <loc>https://www.ductile.org/Resources/issue-5-2005-carbon-and-silicon-in-metallurgical-processing-of-ductile-iron</loc>
    <lastmod>2025-07-24</lastmod>
  </url>
  <url>
    <loc>https://www.ductile.org/Resources/issue-6-2005-nodule-count---what-should-it-be-and-improving-it-when-low</loc>
    <lastmod>2025-07-24</lastmod>
  </url>
  <url>
    <loc>https://www.ductile.org/Resources/issue-7-2005-mechanical-properties---casting-versus-test-bars</loc>
    <lastmod>2025-07-24</lastmod>
  </url>
  <url>
    <loc>https://www.ductile.org/Resources/issue-8-2005-failure-to-meet-mechanical-properties-in-ductile-iron-castings</loc>
    <lastmod>2025-07-24</lastmod>
  </url>
  <url>
    <loc>https://www.ductile.org/Resources/issue-9-2005-inoculant-comparison-chart</loc>
    <lastmod>2025-07-24</lastmod>
  </url>
  <url>
    <loc>https://www.ductile.org/Resources/issue-10-2005-austempered-ductile-iron</loc>
    <lastmod>2025-07-24</lastmod>
  </url>
  <url>
    <loc>https://www.ductile.org/Resources/issue-11-2005-spectrometers-in-iron-foundries-</loc>
    <lastmod>2025-07-24</lastmod>
  </url>
  <url>
    <loc>https://www.ductile.org/Resources/issue-12-2005-casting-defect---doughnut-defect</loc>
    <lastmod>2025-07-24</lastmod>
  </url>
  <url>
    <loc>https://www.ductile.org/Resources/issue-1-2006-conditioning-base-iron-for-ductile-iron-production</loc>
    <lastmod>2025-07-24</lastmod>
  </url>
  <url>
    <loc>https://www.ductile.org/Resources/issue-2-2006-defect-identification---inclusions-sand-and-slag</loc>
    <lastmod>2025-07-24</lastmod>
  </url>
  <url>
    <loc>https://www.ductile.org/Resources/issue-3-2006-a-statistical-capability-approach-to-reviewing-customer-casting-specifications</loc>
    <lastmod>2025-07-24</lastmod>
  </url>
  <url>
    <loc>https://www.ductile.org/Resources/issue-4-2006-casting-defect---rough-surface</loc>
    <lastmod>2025-07-24</lastmod>
  </url>
  <url>
    <loc>https://www.ductile.org/Resources/issue-5-2006-use-of-chills-in-ductile-iron---eliminating-shrinkage-and-reducing-cost</loc>
    <lastmod>2025-07-24</lastmod>
  </url>
  <url>
    <loc>https://www.ductile.org/Resources/issue-6-2006-practical-solutions-to-ut-problems</loc>
    <lastmod>2025-07-24</lastmod>
  </url>
  <url>
    <loc>https://www.ductile.org/Resources/issue-7-2006-effect-of-bismuth-in-ductile-iron</loc>
    <lastmod>2025-07-24</lastmod>
  </url>
  <url>
    <loc>https://www.ductile.org/Resources/issue-8-2006-investigating-test-bar-failure---a-case-history</loc>
    <lastmod>2025-07-24</lastmod>
  </url>
  <url>
    <loc>https://www.ductile.org/Resources/issue-9-2006-process-control-methods-for-production-of-castings-in-compacted-graphite-iron</loc>
    <lastmod>2025-07-24</lastmod>
  </url>
  <url>
    <loc>https://www.ductile.org/Resources/issue-10-2006-improving-metal-yield---improving-bottom-line</loc>
    <lastmod>2025-07-24</lastmod>
  </url>
  <url>
    <loc>https://www.ductile.org/Resources/issue-11-2006--nodularity-sampling-in-ductile-iron</loc>
    <lastmod>2025-07-24</lastmod>
  </url>
  <url>
    <loc>https://www.ductile.org/Resources/issue-12-2006--effect-of-tin-in-high-strength-ductile-iron</loc>
    <lastmod>2025-07-24</lastmod>
  </url>
  <url>
    <loc>https://www.ductile.org/Resources/issue-1-2007-molybdenum-in-ductile-iron</loc>
    <lastmod>2025-07-24</lastmod>
  </url>
  <url>
    <loc>https://www.ductile.org/Resources/issue-2-2007-fading-of-magnesium-in-treated-ductile-iron</loc>
    <lastmod>2025-07-24</lastmod>
  </url>
  <url>
    <loc>https://www.ductile.org/Resources/issue-3-2007-basic-chemistry-and-alloying-ductile-iron</loc>
    <lastmod>2025-07-24</lastmod>
  </url>
  <url>
    <loc>https://www.ductile.org/Resources/issue-4-2007-sub-critical-anneal-of-ductile-iron-castings</loc>
    <lastmod>2025-07-24</lastmod>
  </url>
  <url>
    <loc>https://www.ductile.org/Resources/issue-5-2007-role-of-rare-earth-elements-in-production-of-ductile-iron</loc>
    <lastmod>2025-07-24</lastmod>
  </url>
  <url>
    <loc>https://www.ductile.org/Resources/issue-6-2007-lanthanum-in-ductile-iron</loc>
    <lastmod>2025-07-24</lastmod>
  </url>
  <url>
    <loc>https://www.ductile.org/Resources/issue-7-2007-graphite-shape-at-the-casting-surface-and-its-effects</loc>
    <lastmod>2025-07-24</lastmod>
  </url>
  <url>
    <loc>https://www.ductile.org/Resources/issue-12-2007-mgfesi--step-4---optimizing-mg-recovery-and-uniformity-of-mg-recovery-in-treatment-ladles</loc>
    <lastmod>2025-07-24</lastmod>
  </url>
  <url>
    <loc>https://www.ductile.org/Resources/issue-1-2008-mgfesi-step-5-cover-materials-in-ductile-iron-treatment-ladles</loc>
    <lastmod>2008-01-15</lastmod>
  </url>
  <url>
    <loc>https://www.ductile.org/Resources/issue-2-2008-magnesium-ferrosilicon-master-alloys</loc>
    <lastmod>2025-07-23</lastmod>
  </url>
  <url>
    <loc>https://www.ductile.org/Resources/issue-3-2008-late-inoculation</loc>
    <lastmod>2025-07-23</lastmod>
  </url>
  <url>
    <loc>https://www.ductile.org/Resources/issue-4-2008-riser-contact-design--practical-hints</loc>
    <lastmod>2025-07-23</lastmod>
  </url>
  <url>
    <loc>https://www.ductile.org/Resources/issue-5-2008-oxide-defects-is-slag-flowing-into-the-mold-with-the-iron-or-is-dross--forming-inside-the-mold</loc>
    <lastmod>2025-07-23</lastmod>
  </url>
  <url>
    <loc>https://www.ductile.org/Resources/issue-2-2009-why-do-we-get-more-ferrite-at-some-times-and-not-others</loc>
    <lastmod>2025-07-23</lastmod>
  </url>
  <url>
    <loc>https://www.ductile.org/Resources/issue-1-2009-welding-of-ductile-iron</loc>
    <lastmod>2025-07-23</lastmod>
  </url>
  <url>
    <loc>https://www.ductile.org/Resources/issue-3-2009-conversions-to-castings</loc>
    <lastmod>2025-07-23</lastmod>
  </url>
  <url>
    <loc>https://www.ductile.org/Resources/issue-1-2010-test-bars-for-determination-of-mechanical-properties</loc>
    <lastmod>2025-07-23</lastmod>
  </url>
  <url>
    <loc>https://www.ductile.org/Resources/issue-2-2010-metallurgical-quality---1</loc>
    <lastmod>2025-07-23</lastmod>
  </url>
  <url>
    <loc>https://www.ductile.org/Resources/issue-3-2010-metallurgical-quality-affected-by-process-variables--2-in-a-series-of-4--melting</loc>
    <lastmod>2025-07-23</lastmod>
  </url>
  <url>
    <loc>https://www.ductile.org/Resources/issue-4-2010-metallurgical-quality-affected-by-process-variables--3-in-a-series-of-4--conversion-to-ductile-iron</loc>
    <lastmod>2025-07-23</lastmod>
  </url>
  <url>
    <loc>https://www.ductile.org/Resources/issue-5-2010-metallurgical-quality-affected-by-process-variables--4-in-a-series-of-4-mold-filling</loc>
    <lastmod>2025-07-23</lastmod>
  </url>
  <url>
    <loc>https://www.ductile.org/Resources/issue-1-2011-pinholes-occurring-on-core-surfaces</loc>
    <lastmod>2025-07-23</lastmod>
  </url>
  <url>
    <loc>https://www.ductile.org/Resources/issue-1-2012-measurements-of-ferrite-content-in-ductile-iron</loc>
    <lastmod>2025-07-23</lastmod>
  </url>
  <url>
    <loc>https://www.ductile.org/Resources/issue-2-2012-impact-of-reduced-rare-earth-metal-usage-on-austempered-ductile-iron-adi</loc>
    <lastmod>2025-07-23</lastmod>
  </url>
  <url>
    <loc>https://www.ductile.org/Resources/issue-1-2013-fading-in-ductile-iron-processing</loc>
    <lastmod>2025-07-23</lastmod>
  </url>
  <url>
    <loc>https://www.ductile.org/Resources/issue-2-2013-understanding-the-metallurgical-factors-that-influence-the-machinability-of-ductile-cast-iron</loc>
    <lastmod>2025-07-23</lastmod>
  </url>
  <url>
    <loc>https://www.ductile.org/Resources/issue-3-2013--a-methodology-to-measure-machinability-of-ductile-cast-iron-</loc>
    <lastmod>2025-07-23</lastmod>
  </url>
  <url>
    <loc>https://www.ductile.org/Resources/issue-1-2019-the-iron-casting-machining-process</loc>
    <lastmod>2025-07-23</lastmod>
  </url>
  <url>
    <loc>https://www.ductile.org/Resources/2022-spring-newsletter</loc>
    <lastmod>2026-02-05</lastmod>
  </url>
  <url>
    <loc>https://www.ductile.org/Resources/2022-fall-newsletter-</loc>
    <lastmod>2026-02-05</lastmod>
  </url>
  <url>
    <loc>https://www.ductile.org/Resources/2023-spring-newsletter</loc>
    <lastmod>2026-02-05</lastmod>
  </url>
  <url>
    <loc>https://www.ductile.org/Resources/2023-fall-newsletter</loc>
    <lastmod>2026-02-05</lastmod>
  </url>
  <url>
    <loc>https://www.ductile.org/Resources/welcome-to-the-new-dis-website</loc>
    <lastmod>2024-01-09</lastmod>
  </url>
  <url>
    <loc>https://www.ductile.org/Resources/2024-august-newsletter</loc>
    <lastmod>2026-02-05</lastmod>
  </url>
  <url>
    <loc>https://www.ductile.org/Resources/2026-january-newsletter</loc>
    <lastmod>2026-01-08</lastmod>
  </url>
  <url>
    <loc>https://www.ductile.org/Resources/hot-topics</loc>
  </url>
  <url>
    <loc>https://www.ductile.org/Resources/job-board</loc>
  </url>
  <url>
    <loc>https://www.ductile.org/Resources/newsletters</loc>
  </url>
  <url>
    <loc>https://www.ductile.org/events/dis-annual-spring-meeting---2024</loc>
    <lastmod>2024-07-31</lastmod>
  </url>
  <url>
    <loc>https://www.ductile.org/events/2023-keith-millis-symposium</loc>
    <lastmod>2024-02-28</lastmod>
  </url>
  <url>
    <loc>https://www.ductile.org/events/2023-spring-meeting</loc>
    <lastmod>2024-02-28</lastmod>
  </url>
  <url>
    <loc>https://www.ductile.org/events/2024-ductile-iron-production-seminar-dips</loc>
    <lastmod>2024-02-28</lastmod>
  </url>
  <url>
    <loc>https://www.ductile.org/events/2023-ductile-iron-production-seminar-dips-copy</loc>
    <lastmod>2024-02-28</lastmod>
  </url>
  <url>
    <loc>https://www.ductile.org/events/2022-spring-meeting</loc>
    <lastmod>2024-02-28</lastmod>
  </url>
  <url>
    <loc>https://www.ductile.org/events/2024-dips-sponsorship</loc>
    <lastmod>2024-07-25</lastmod>
  </url>
  <url>
    <loc>https://www.ductile.org/events/2023-fef-t-shirt-sponsorship-</loc>
    <lastmod>2024-07-25</lastmod>
  </url>
  <url>
    <loc>https://www.ductile.org/events/2024-dips-research-committee-meeting</loc>
    <lastmod>2024-02-28</lastmod>
  </url>
  <url>
    <loc>https://www.ductile.org/events/2023-fall-research-committee-meeting</loc>
    <lastmod>2024-02-28</lastmod>
  </url>
  <url>
    <loc>https://www.ductile.org/events/2023-fall-research-committee-dinner</loc>
    <lastmod>2024-02-28</lastmod>
  </url>
  <url>
    <loc>https://www.ductile.org/events/2023-keith-millis-sponsorship</loc>
    <lastmod>2024-02-28</lastmod>
  </url>
  <url>
    <loc>https://www.ductile.org/events/2023-spring-meeting-sponsorship</loc>
    <lastmod>2024-07-25</lastmod>
  </url>
  <url>
    <loc>https://www.ductile.org/events/2022-fall-meeting-sponsorship-copy</loc>
    <lastmod>2024-07-25</lastmod>
  </url>
  <url>
    <loc>https://www.ductile.org/events/2022-fall-research-committee-dinner</loc>
    <lastmod>2024-02-28</lastmod>
  </url>
  <url>
    <loc>https://www.ductile.org/events/2023-spring-research-committee-meeting</loc>
    <lastmod>2024-02-28</lastmod>
  </url>
  <url>
    <loc>https://www.ductile.org/events/2023-dips-sponsorship</loc>
    <lastmod>2024-07-25</lastmod>
  </url>
  <url>
    <loc>https://www.ductile.org/events/2024-fef-t-shirt-sponsorship</loc>
    <lastmod>2024-08-12</lastmod>
  </url>
  <url>
    <loc>https://www.ductile.org/events/dis-2024-annual-fall-conference</loc>
    <lastmod>2025-05-15</lastmod>
  </url>
  <url>
    <loc>https://www.ductile.org/events/2025-ductile-iron-production-seminar-dips</loc>
    <lastmod>2025-01-20</lastmod>
  </url>
  <url>
    <loc>https://www.ductile.org/events/dis-2025-annual-spring-conference</loc>
    <lastmod>2025-05-21</lastmod>
  </url>
  <url>
    <loc>https://www.ductile.org/events/dis-2025-annual-fall-conference</loc>
    <lastmod>2025-10-15</lastmod>
  </url>
  <url>
    <loc>https://www.ductile.org/events/2026-ductile-iron-production-seminar-dips-</loc>
    <lastmod>2026-01-21</lastmod>
  </url>
  <url>
    <loc>https://www.ductile.org/events/dis-2026-annual-spring-conference</loc>
    <lastmod>2026-04-01</lastmod>
  </url>
  <url>
    <loc>https://www.ductile.org/events/symposium</loc>
  </url>
  <url>
    <loc>https://www.ductile.org/events/committee-meetings</loc>
  </url>
  <url>
    <loc>https://www.ductile.org/events/annual-meetings</loc>
  </url>
  <url>
    <loc>https://www.ductile.org/events/seminar</loc>
  </url>
  <url>
    <loc>https://www.ductile.org/events/sponsorship</loc>
  </url>
  <url>
    <loc>https://www.ductile.org/events/sales</loc>
  </url>
  <url>
    <loc>https://www.ductile.org/products/a-revision-of-the-iron-carbon-silicon-phase-system-and-its-relation-to-the-solidification-of-casting</loc>
  </url>
  <url>
    <loc>https://www.ductile.org/products/3---dissolution-and-desulfurization-reactions-of-magnesium-vapor-in-liquid-iron-alloys</loc>
  </url>
  <url>
    <loc>https://www.ductile.org/products/4---factors-influencing-the--occurrence-of-carbides-in-thin-sections-of-ductile-iron</loc>
  </url>
  <url>
    <loc>https://www.ductile.org/products/5---the-influence-of-processing-variables-on-matrix-structure-and-nodularity-of-ductile-iron-</loc>
  </url>
  <url>
    <loc>https://www.ductile.org/products/6---factors-influencing-the-formation-of-pinholes-in-gray-and-ductile-iron</loc>
  </url>
  <url>
    <loc>https://www.ductile.org/products/7---time-temperature-relationships-involved-in-the-decomposition-of-carbides-in-ductile-iron</loc>
  </url>
  <url>
    <loc>https://www.ductile.org/products/8---factors-affecting-optimum-properties-in-heavy-section-ductile-iron</loc>
  </url>
  <url>
    <loc>https://www.ductile.org/products/9---effects-of-trace-elements-and-composition-variables-on-the-annealing-time-of-ductile-iron</loc>
  </url>
  <url>
    <loc>https://www.ductile.org/products/10---factors-influencing-a-shrinkage-cavity-formation-in-ductile-iron</loc>
  </url>
  <url>
    <loc>https://www.ductile.org/products/11---factors-influencing-dross-formation-in-ductile-iron-castings</loc>
  </url>
  <url>
    <loc>https://www.ductile.org/products/13---influence-of-the-chemical-analysis-of-alloys-on-the-nodule-count-of-ductile-iron</loc>
  </url>
  <url>
    <loc>https://www.ductile.org/products/14---an-investigation-of-factors-affecting-themachinability-of-ductile-cast-irons</loc>
  </url>
  <url>
    <loc>https://www.ductile.org/products/15---an-investigation-of-the-effects-of-graphite-parameters-on-the-fracture-toughness-of-di</loc>
  </url>
  <url>
    <loc>https://www.ductile.org/products/16---characterization-of-inclusions-in-ductile-iron-castings-</loc>
  </url>
  <url>
    <loc>https://www.ductile.org/products/18---impact-properties-of-ductile-iron-by-dynamic-tear-testing</loc>
  </url>
  <url>
    <loc>https://www.ductile.org/products/17---sulfur-in-molding-sand-effect-on-flake-graphite-at-the-cast-surface-of-ductile-iron-castings</loc>
  </url>
  <url>
    <loc>https://www.ductile.org/products/19---simple-fracture-test-for-transition-temperature-of-ductile-iron-extension-of-dis-project-18</loc>
  </url>
  <url>
    <loc>https://www.ductile.org/products/20---machinability-of--ductile-iron-castings</loc>
  </url>
  <url>
    <loc>https://www.ductile.org/products/21---use-of-sonic-resonance-for-the-determination-of-dynamic-tear-energy-in-ductile-iron</loc>
  </url>
  <url>
    <loc>https://www.ductile.org/products/22---the-effects-of-alloying-elements-on-the-critical-temperatures-in-ductile-iron</loc>
  </url>
  <url>
    <loc>https://www.ductile.org/products/23---determine-the-relationship-between-solidification-time-and-mechanical-properties-of-heavy-section-ductile-iron-castings</loc>
  </url>
  <url>
    <loc>https://www.ductile.org/products/24---determination-of-ductile-iron-nodularity-using-critically-refracted-longitudinal-ultrasonic-waves</loc>
  </url>
  <url>
    <loc>https://www.ductile.org/products/26---determination-of--poissons-ratio-in-adi-</loc>
  </url>
  <url>
    <loc>https://www.ductile.org/products/27---rare-earths-in-ductile-iron-production---a-critical-review</loc>
  </url>
  <url>
    <loc>https://www.ductile.org/products/28---determination-of-mechanical-properties--in-various-ductile-irons-afrer-subjecting-them-to-long-</loc>
  </url>
  <url>
    <loc>https://www.ductile.org/products/29---analysis-of-ductile-iron-fatigue-data-generated-by-two-universities</loc>
  </url>
  <url>
    <loc>https://www.ductile.org/products/30---monotonic-and-cyclic-design-data-for-ductile-iron-castings</loc>
  </url>
  <url>
    <loc>https://www.ductile.org/products/31---percent-nodularity-wall-charts</loc>
  </url>
  <url>
    <loc>https://www.ductile.org/products/32---improving-the-properties-of-austempered-ductile-iron-</loc>
  </url>
  <url>
    <loc>https://www.ductile.org/products/33---mini-alloying-of-ductile-iron--with-molybdenum</loc>
  </url>
  <url>
    <loc>https://www.ductile.org/products/34---understanding-and-control-of-remote-area-shrinkage-in-ductile-iron</loc>
  </url>
  <url>
    <loc>https://www.ductile.org/products/34---shrinkage-in-ductile-iron---an-executive-summary</loc>
  </url>
  <url>
    <loc>https://www.ductile.org/products/35---wall-chart-for-ferritepearlite-ratios-and-carbide-percentage</loc>
  </url>
  <url>
    <loc>https://www.ductile.org/products/37---nodularity-its-measurement-and-its-correlation-with-the-mechanical-properties-of-ductile-iron</loc>
  </url>
  <url>
    <loc>https://www.ductile.org/products/39---elimination-and-neutralization-of-boron-in-ductile-irons</loc>
  </url>
  <url>
    <loc>https://www.ductile.org/products/40---survey-of-greensand-properties-of-member-foundries-</loc>
  </url>
  <url>
    <loc>https://www.ductile.org/products/42---nodularity-in-coupons-</loc>
  </url>
  <url>
    <loc>https://www.ductile.org/products/43---dimensional-growth-of-ductile-iron-castings-during-heat-treatment</loc>
  </url>
  <url>
    <loc>https://www.ductile.org/products/44---effect-of-surface-defects-on-fatigue-properties-of-ferritic-ductile-iron</loc>
  </url>
  <url>
    <loc>https://www.ductile.org/products/45---graphite-shape-degradation-at-the-surface-of-chemically-bonded-sand-molds-and-cores</loc>
  </url>
  <url>
    <loc>https://www.ductile.org/products/46---optimizing-structure-property-relationships-in-ductile-iron</loc>
  </url>
  <url>
    <loc>https://www.ductile.org/products/47---literature-summary---deteriorated-graphite-in-casting-surfaces</loc>
  </url>
  <url>
    <loc>https://www.ductile.org/products/48---normalizing-heat-treatments-to-develop-improved-properties-in-heavy-section-iron</loc>
  </url>
  <url>
    <loc>https://www.ductile.org/products/49---analysis-of-pearlitic-ductile-iron-with-enhanced-mechanical-properties</loc>
  </url>
  <url>
    <loc>https://www.ductile.org/products/50---tracking-chemistry-of-minor--elements---dis-foundry-member-survey</loc>
  </url>
  <url>
    <loc>https://www.ductile.org/products/51---fatigue-resistance-of-weld--repaired-ductile-iron-castings</loc>
  </url>
  <url>
    <loc>https://www.ductile.org/products/52---influence-of-b-si-and-inoculation-in-counteracting-the-effects-of-increased-mn-levels-in-ferritic-ductile-iron</loc>
  </url>
  <url>
    <loc>https://www.ductile.org/products/53---effect-of-pouring-conditions-on-degenerated-graphite-on-the-cast-surface-of-ductile-iron-castings</loc>
  </url>
  <url>
    <loc>https://www.ductile.org/products/54---pearlitic-ductile-iron-and-the--conflict-with-boron</loc>
  </url>
  <url>
    <loc>https://www.ductile.org/products/55---universal-ductile-iron-tensile-bar-final-report</loc>
  </url>
  <url>
    <loc>https://www.ductile.org/products/57---heat-treatments-to-develop-high-strength-ferritic-ductile-iron</loc>
  </url>
  <url>
    <loc>https://www.ductile.org/products/59---effects-and-limitations-of-residual-alloying-elements-in-silicon-solid-solution-strengthened-ferritic-ductile-iron</loc>
  </url>
  <url>
    <loc>https://www.ductile.org/products/60-and-61-effect-of-cobalt-in-thin-wall-ductile-iron-and-solid-solution-strengthened-ferritic-ductile-iron</loc>
  </url>
  <url>
    <loc>https://www.ductile.org/products/63---achieving-higher-strength--and-toughness-in-heavy-section--ductile-iron-castings</loc>
  </url>
  <url>
    <loc>https://www.ductile.org/products/64---ductile-iron-energy-use-and-greenhouse-gas-emissions-excel-based-parametric-model-development-a</loc>
  </url>
  <url>
    <loc>https://www.ductile.org/products/64-e---excel-parametric-life-cycle-assessment-model-for-ductile-iron</loc>
  </url>
  <url>
    <loc>https://www.ductile.org/products/65--effects-of-titanium-cerium-or-aluminum-addition-on-microstructure-and-mechanic-properties-of-di</loc>
  </url>
  <url>
    <loc>https://www.ductile.org/products/62---influence-on-ceramic-aggregate-on-cast-iron-properties</loc>
  </url>
  <url>
    <loc>https://www.ductile.org/products/research-projects</loc>
  </url>
  <url>
    <loc>https://www.ductile.org/</loc>
    <lastmod>2024-03-07</lastmod>
  </url>
  <url>
    <loc>https://www.ductile.org/about-us</loc>
    <lastmod>2024-03-07</lastmod>
  </url>
  <url>
    <loc>https://www.ductile.org/contact-us</loc>
    <lastmod>2024-11-12</lastmod>
  </url>
  <url>
    <loc>https://www.ductile.org/contact-us-success</loc>
    <lastmod>2024-01-09</lastmod>
  </url>
  <url>
    <loc>https://www.ductile.org/Resources/</loc>
    <lastmod>2024-03-12</lastmod>
  </url>
  <url>
    <loc>https://www.ductile.org/login</loc>
    <lastmod>2024-01-09</lastmod>
  </url>
  <url>
    <loc>https://www.ductile.org/search</loc>
    <lastmod>2024-01-09</lastmod>
  </url>
  <url>
    <loc>https://www.ductile.org/events/</loc>
    <lastmod>2024-03-14</lastmod>
  </url>
  <url>
    <loc>https://www.ductile.org/membership-information</loc>
    <lastmod>2024-04-23</lastmod>
  </url>
  <url>
    <loc>https://www.ductile.org/register</loc>
    <lastmod>2024-01-09</lastmod>
  </url>
  <url>
    <loc>https://www.ductile.org/products/</loc>
    <lastmod>2024-03-26</lastmod>
  </url>
  <url>
    <loc>https://www.ductile.org/legal</loc>
    <lastmod>2024-03-27</lastmod>
  </url>
  <url>
    <loc>https://www.ductile.org/event-policy</loc>
    <lastmod>2024-03-26</lastmod>
  </url>
  <url>
    <loc>https://www.ductile.org/novi-review</loc>
    <lastmod>2024-01-25</lastmod>
  </url>
  <url>
    <loc>https://www.ductile.org/board-of-directors</loc>
    <lastmod>2024-03-18</lastmod>
  </url>
  <url>
    <loc>https://www.ductile.org/committees</loc>
    <lastmod>2024-03-19</lastmod>
  </url>
  <url>
    <loc>https://www.ductile.org/bylaws</loc>
    <lastmod>2024-03-28</lastmod>
  </url>
  <url>
    <loc>https://www.ductile.org/propose-a-research-project</loc>
    <lastmod>2024-11-01</lastmod>
  </url>
  <url>
    <loc>https://www.ductile.org/become-a-member</loc>
    <lastmod>2024-03-20</lastmod>
  </url>
  <url>
    <loc>https://www.ductile.org/testimonials</loc>
    <lastmod>2024-03-13</lastmod>
  </url>
  <url>
    <loc>https://www.ductile.org/ductile-iron-data</loc>
    <lastmod>2024-06-12</lastmod>
  </url>
  <url>
    <loc>https://www.ductile.org/foundry-and-supplier-directory-/</loc>
    <lastmod>2024-03-19</lastmod>
  </url>
</urlset>