Supply Steel Plate 30#/S30C/1030
features:Compared with the low carbon steel, strength, high hardness, good toughness, weldability is still good, most of the steel used in the normalizing state, can also be tempered. Uses: Suitable for using hot forging, pressing and cutting plus approach, manufacturing section of small, Shouli Bu operating temperature ≤centigrade 150 large parts, such as screw, lever, shaft keys, rings, gears, sleeve, etc.; Good cutting is widely used in automatic machine tool processing, bolts, screws, etc.; also be used in the manufacture of cold forging parts and welding parts; also be used as carburizing, carbonitriding and other parts.
Chemical composition of steel No. 30: Carbon (C) 0.27 ~ 0.34, Manganese (Mn) 0.50 ~ 0.80 , Nickel (Ni)≤ 0.30, Silicon (Si) 0.17 ~ 0.37 , Phosphorus (P) ≤ 0.035, Sulfur (S) ≤ 0.035, Chromium (Cr) ≤ 0.25, Copper (Cu) ≤ 0.25
30 Mechanical Properties: tensile strength σb (MPa) ≥ 490 , Yield strength σs (MPa) ≥ 295, Elongation δ5 (%) ≥ 21, Reduction of area ψ (%) ≥ 50 , Impact energy Akv (J) ≥ 63, Hardness: no heat treatment ≤ 179HB.
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