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| C(%) | Si(%) | Mn(%) | P(%) | S(%) | Yield stress (Mpa) | Tensile stress (Mpa) | Elongation (%) | ≦0.23 | ≦0.23 | ≦0.23 | ≦0.23 | ≦0.23 | ≦0.23 | ≦0.23 | ≦0.23 | ≦0.23 | ≦0.23 |
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Rolled Steels for Welded Structure
| Steel Type | Standard | Country Code | C(%) | Si(%) | Mn(%) | P(%) | S(%) | Yield stress (Mpa) | Tensile stress (Mpa) | ≦0.035 | ≧365 | 520-640 | SM520C | 2947 | CNS | ≦0.20 | ≦0.55 | ≦1.60 | ≦0.035 | ≦0.035 | ≧365 | 520-640 | SM520C | G3106 | JIS | ≦0.20 | ≦0.55 | ≦1.60 | ≦0.035 | ≦0.035 | ≧365 | 520-640 | Gr.50 | A572 | ASTM | ≦0.23 | ≦0.40 | ≦1.35 | ≦0.040 | ≦0.035 | ≧365 | 520-640 | SM520B | 2947 | CNS | ≦0.20 | ≦0.55 | ≦1.60 | ≦0.035 | ≦0.035 | ≧365 | 520-640 | SM520B | G3110 | JIS | ≦0.20 | ≦0.55 | ≦1.60 | ≦0.035 | ≦0.035 | ≧365 | 520-640 | St52-3 | 17100 | DIN | ≦0.20 | ≦0.55 | ≦1.60 | ≦0.040 | ≦0.035 | ≧365 | 520-640 |
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| SM490YB | SS490 | Gr.50 | Gr.50 | Gr.B | St52-3 | Gr.50W | SM490B | SM400C | SM490YA | Q275 | St60-2 | SM490A | SM400C | SM490YB | SM520C | SM520B | SM520B |
| ZG310-570(ZG45) | NCF750B | FCANi-Cr20-3 | C12200 | St13 | ClassA | No.45 | 3310 | H90 | C7541W |