Chemical Composition Base Element Fe (Iron) C (Carbon) 0.07 % (maximum) Cr (Chromium) 15 to 17.5 % Cu (Copper) 3 to 5 % Fe (Iron) 70.4 to 79 % (estimate) Mn (Manganese) 1 % (maximum) Ni (Nickel) 3 to 5 % P (Phosphorus) 0.04 % (maximum) S (Sulfur) 0.03 % (maximum) Si (Silicon) 1 % (maximum) Composition Note Fe is listed as a Base element for this material, but its % value is not listed in the specification. The value shown is a calculated one. Mechanical Properties Yield Strength 520 to 1170 MPa Ultimate Tensile Strength 795 to 1310 MPa Elongation 10 to 18 % strain Brinell Hardness 255 to 388 Other Information Material Class Ferrous Alloy Alloy Family High-Alloy Steel (Corrosion and Heat Resistant, Stainless, and Nickel Steels) Alloy Group Precipitation-hardening stainless steel Alloy Sub-Group 17-4 PH Country USA Standards Body ASTM (USA) Description HR, cold-finished, age-hardening stainless bars and shapes; age-hardening after treatment; mech props vary Designation S17400 Specification Type Standard Specification ASTM A564/A564M Specification Year 2004 Specification Status Active Specification Status Notes active 2004 Source Worldwide Guide to Equivalent Irons and Steels, 5th ed. ASM International 2006 Available forms Wrought Similar Alloys Click here to find similar alloys Links Organizations American Society for Testing and Materials (ASTM)
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Chemical Composition

Base Element

Fe (Iron)