1) Business scope: Cold drawn seamless steel tube and Compression-ignition engine dedicated high-pressure pipeline, Black phosphated hydraulic tube.
2) Specification:OD:4-60mm,WT:0.5-8mm
3) standard: ISO8535\3639-2000\EN10305-1\DIN2391\SAE J524\SATM A519.
4) Heat treatment: NBK, GBK, BKS, BK.
5) Mechanical Properties: flattened completely, bend at any angle without crack and break
6) Materials can be altered to meet customers'requirements
