供應SMn443合金結構鋼圓棒

SMn443圓鋼規格：直徑2mm 3mm 4mm5mm6mm7mm8mm9mm10mm11mm12mm13mm14mm15mm16mm17mm18mm19mm20mm21mm22mm24mm25mm26mm28mm30mm32mm35mm38mm40mm42mm45mm50mm55mmm60mm……規格齊全，更多規格請咨詢。 ====================================================== 

聯系方式：

銷售專員---: 羅小姐 

移動熱線---:15916964783

熱線電話---:0769—89870571

QQ在線---:1147271628

電子郵箱---:dgjinhua1998@163.com 

======================================================