ASTM A890 Grade 3A Sand Casting
ASTM A890 Grade 3A Duplex Stainless Steel- Leesh Sand Casting Material ASTM A890 Grade 3A (UNS J93371, ACI CD6MN) is a 25Cr-5Ni-Mo-N cast duplex stainless steel. ASTM A890/A890M is the American standard for corrosion-resistant cast iron-chromium-nickel-molybdenum duplex (austenitic + ferritic) stainless steel. Grade 3A is a classic grade under this specification, equivalent to ACI CD6MN […]
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