Chemical Compostion(%) | |||||
Grade | C | Si | Mn | P | S |
STK400 | ≦0.25 | -- | -- | ≦0.040 | ≦0.040 |
Mechanical Properties | ||||
Grade | Tensile Strength | Yield Strength | Elongation(*) | |
STK400 | ≧400 | ≧235 | ≧23 | ≧18 |
Source: https://www.derbosteelpipe.com/jis-g3444-seamless-pipe-stk-400-dn100-sch-40-6m-pe.html
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