锻钢制管件
 承插
 螺纹
钢制对焊管件
 管帽
 三通
 四通
 弯头
 异径管
Tel:0519-83341350 83341105
Fax:0519-83342797
E-mail:jswlzzw@163.com
Addr:Huangli Town Changzhou
Quality Control
laboratory center
sample show room
file room of technology and quality
physical property testing laboratory
universal testing machine
groove broacher
low temperature tank
chemical laboratory
chemical analysis testing

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