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Stk41 seamless pipe,stk51 smls tube,stk400 steel pipe JIS G3444
Stk41 seamless pipe,stk51 smls tube,stk400 steel pipe,stk490 steel pipe supplies from Japan steel specification JIS G3444.Thes steel pipes in JIS G3444 can be offering as welded pipe or seamless pipe as per customers’ demands.
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Stk400 steel pipe including Stk400 seamless pipe,Stk400 butt-welding pipe,Stk400 electric resistance welding pipe and Stk400 arc welding pipe.
Stk51 smls tube was replaced by new grade Stk500 seamless tube which owns minimum 500 mpa tensile strength and minimum 355 Mpa yield strength in mechanical property.
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