标准：采用 DIN2393 或EN10305-2、EN10305-3，质量可与同类进口产品相媲美。
技术：油拉技术，控制管材表面清洁度。 焊缝内刮后拉拔，成品管焊缝不可见且无手感。
性能：高塑性，表面光亮
用途：汽车或其他高要求机械部件，可代理无特殊压力要求无缝管
Standard：DIN2393 or EN 10305-2, EN10305-3
Process：Drawing by oil to guarantee the surface clearness
Before drawing, inner welded seams is deburred. No seam can be felt or seen for the finished products
Properties：Bend, flattening, flaring in any figure without crack or defect
Smooth inner and outer surface makes machining easy.
Usage：For automotive industry and other machinery parts
