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SUS630 Stainless Steel Seamless Boiler Tubes / Erw Boiler Tubes 17 4PH Martensitic Precipitation Hardening

SUS630 Stainless Steel Seamless Boiler Tubes 17-4PH Tube Martensitic Precipitation Hardening 630 stainless steel pipe has been used for a variety of applications including oil field valve parts, chemical process equipment, aircraft fittings, fasteners, pump shafts, nuclear reactor components, gears, paper mill equipment, missile fittings, and jet engine parts. 630 shows excellent resistance to oxidation up to approximately 1100oF (539oC). 630 stainless steels are martensitic