Our company is specialized in Cold drawn High precision Seamless pipe...Application: : Automobile & locomotive part; Chassis part; Backbone of Automobile; Rear axle tube; Hydraulic cylinder system, etc.

1. Main standard:
DIN2391/17175/ASTMA519 /A513-5/ EN10305-1/GB3639/8713
2. Steel grade: Carbon steel(C1010, C1020, C1026, C1045, ST52 etc. ),
Alloy steel (4130, 4140, etc)
3. Size range: Before: ID: 14~168mm WT: 1~18mm
2011/10/1 Expanding: ID: 14~320mm WT: 1~28mm
4. Delivery Condition: BK, BKS, NBK(phosphorization, scale free)