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astm a242 type 5 weather steel for buildings - poznan

ASTM A242 steel - Weather Resistant Steel,Boiler Pressure It has good atmospheric corrosion resistance so the steel could be used in a lot of working environments. ASTM A242 weathering steel is substantially better than that of carbon structural steel with or without copper added-in. Mechanical properties A242:Tensile:70 ksi min (3/4 and under), 67 ksi min (3/4-1.5) 63 ksi min (over 1.5-4 what is 440a stainless steel - Hot Rolled Steel FactoryStainless steel 440C, also known as UNS S44004, principal elements are .95% to 1.2% carbon, 16% to 18% chromium, .75% nickel, with traces of manganese, silicon, copper, molybdenum, phosphorus and sulfur.440C- A Love Hate Affair by Jay Fisher440A this is a hardenable stainless steel alloy, hardenable to a higher hardness than 420 series