SM570 steel grade is a low carbon, high strength structural steel With this low carbon equivalent, it process good cold forming property. SM570 steel and SM520 steel plates usual supplied in normalized or control rolled delivery condition.
The Chemical is max composition of SM 570 steel plate analysis:
Symbol | Chemical composition | ||||
C max | Si max | Mn | P max | S max | |
SM570 | 0.19 | 0.55 | 1.6 max | 0.035 | 0.035 |
SM 570 steel plate Mechanical properties
Symbol | Yield point or proof stress N/mm2 (min) | Tensile strength N/mm2 | Elongation | |||
Thickness of steel mm | Thickness of steel mm | thinckness | Test piece | % min | ||
16 or under | Over 16-40 | 100 or under | ||||
SM570 | 460 | 450 | 570-720 | <5 | NO.5 | 19 |
≥5 <16 | NO.5 | 26 | ||||
≥16 <50 | NO.5 | 20 |
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