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| Category | Specifications / Details |
|---|---|
| Production Range | Outer Diameter: 10-120mm; Wall Thickness: 1-20mm |
| Carbon Steel Grades | GB/T 8162 & 8163 & 3639 (10#, 20#, Q235B, etc.); ASTM A519 (1010, 1020, 1045, etc.); DIN/EN Series (C10, C22, STKM11A, etc.) |
| Alloy Steel Grades | 16Mn(Q345B), 40Cr, 15CrMo, 42CrMo, 20CrMnTi; ASTM A519 (4130, 4140); DIN EN10084 (20Cr4, 16MnCr5) |
| Tolerance | Standard ±0.15mm; Superior products ±0.05mm |
| Processing | Annealing, Cutting, Chamfer, Threading, Lathe Work, Shot Blasting, Laser Marking |








With an annual production capacity reaching 60,000 tons, we are a leading technical manufacturer in the seamless steel tube industry. We specialize in high-quality seamless steel tubes meeting international standards such as ASTM A519, DIN2391, and EN10305-1. We provide small batch customization services for enterprises globally.
Full production system with advanced equipment for perforation, pickling, cold rolling, and flaw detection.
ISO9001 and IATF16949 certified. Every batch includes raw material and quality certificates with full traceability.
Products are exported to over 20 countries across Europe, America, Japan, and the Middle East.
Flowtera Pipe