Cold drawn welded tube
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
Replacement for low or medium pressure seamless steel tube