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BS 6363-83 WELDED COLD FORMED STEEL STRUCTURAL HOLLOW
This standard used for welded cold formed steel structure hollow.
Description
1.Chemical compositon
| Grade | Mfg.process | Chemical composition(%) | ||||||||
| C | Si | Mn | P | S | Ni | Cr | Mo | Other | ||
| 34/26 | E | 0.16max | - | 1.20max | 0.050max | 0.50max | - | - | - | - |
| 43/36 | E | 0.20max | 0.40max | 1.20max | 0.050max | 0.50max | - | - | - | - |
| 50/45 | E | 0.23max | 0.40max | 1.20max | 0.050max | 0.50max | - | - | - | - |
2.Mechanical properties
| Grade | Tensile Test Mpa or N/mm² | Remark （similar to JIS） | Possibility temperature | |
| Min Yield point | Tensile Strength | |||
| 34/26 | 265 | 340 | STKR460 | |
| 43/36 | 360 | 430 | STKR400 | |
| 50/45 | 450 | 500 | STKR490 | |
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