Range attributes C (Carbon) 0.15 to 0.2 % Cr (Chromium) 1.2 to 1.5 % Fe (Iron) 95 to 96.8 % (estimate) Mn (Manganese) 0.5 to 0.8 % Mo (Molybdenum) 0.9 to 1.1 % Ni (Nickel) 0.4 % (maximum) P (Phosphorus) 0.03 % (maximum) S (Sulfur) 0.03 % (maximum) Si (Silicon) 0.3 to 0.6 % V (Vanadium) 0.2 to 0.3 % Discrete attributes ~Checking Status Not verified - Original build Date Last Checked Thursday, October 17, 2013 Alloy Family Alloy Steel Alloy Group Chromium molybdenum steel Alloy Sub-Group Chromium molybdenum vanadium steel Available forms Wrought Base Element Fe (Iron) Country Poland Material Class Ferrous Alloy Source Worldwide Guide to Equivalent Irons and Steels, 5th ed. ASM International 2006 Specification Status Active Specification Type Standard Standards Body PN (Poland) Short text attributes Composition Note_old 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. Country* Poland Description_old High-temp construction Designation L17HMF Specification PN-H-83157 Specification Status Notes withdrawn Long text attributes Composition Note Fe is listed as a Base element for this material, but its % value is not listed in the specification.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. Description High-temp construction Hyperlink attributes Similar Alloys Click here to find similar alloys Integer attributes Specification Year 1989 Further Information Organizations Polish Committee for Standardization (PKN) (PN)
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Range attributes

C (Carbon)

0.15 to 0.2