Chemical Composition Base Element Fe (Iron) Al (Aluminum) 0.015 to 0.06 % C (Carbon) 0.16 % (maximum) Cr (Chromium) 0.3 % (maximum) Cu (Copper) 0.25 % (maximum) Fe (Iron) 96.6 to 100 % (estimate) Mn (Manganese) 1.6 % (maximum) Mo (Molybdenum) 0.1 % (maximum) N (Nitrogen) 0.0012 % (maximum) Nb (Niobium) 0.05 % (maximum) Ni (Nickel) 0.3 % (maximum) P (Phosphorus) 0.025 % (maximum) S (Sulfur) 0.02 % (maximum) Si (Silicon) 0.45 % (maximum) Ti (Titanium) 0.04 % (maximum) V (Vanadium) 0.08 % (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 60.2 to 81.9 ksi Ultimate Tensile Strength 75.4 ksi (minimum) Elongation 18 % strain (minimum) Other Information Material Class Ferrous Alloy Alloy Family Carbon Steel Alloy Group Low-carbon steel and HSLA steel Alloy Sub-Group 1513 Country United Kingdom Standards Body BSI (United Kingdom) Description Alloy special seamless steel pipes used for the transmission of combustible fluids; QT Alternate Name 1.8947 Designation L415QB Specification Type Standard Specification BS EN 10208-2 Specification Year 1997 Specification Status Active Specification Status Notes active 1997 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 British Standards Institution (BSI)
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Chemical Composition

Base Element

Fe (Iron)