Caracticasndu'mi:1standar:JISG34442.maties:STK400,STK490WT:23OD:217毫米-609.6毫米-22毫米4.长度:58米、6米、11.8米、12米wa
TuboasecoohindacosturaJISG3444
斯特兰达尔市JISG3444
素材 :STK400,STK490

Quimica ComposisonYAMPPropiedades mecnicas:

shannxi E Steel管道公司,Ltd ge'na yendu'mi证明结构jisg3466ne'nenar编程
Clibeannate:大管Aserco JIS3444stk400