Product Description

Seamless Steel Pipe/Tube 

–Precise custom outer diameter and inner diameter
–Tight tolerances, resulting in reduced machine time / Dimensional accuracy
–Smooth and Clean OD and ID surfaces
–Excellent machining characteristics
–Wider range of physical properties attainable through process and annealing options

1.Product Description /Specifications

Production Range Outer Diameter:10-120mm (0.4 inch – 4.7 inch)
Wall Thickness:1-20mm (0.04 inch – 0.78 inch)
Material / Grade Carbon Steel:

GB/T 8162 & 8163 & 3639: 10#, 20#, 35#, 45#, 55#, Q235B, Q235C, CF53, A105

ASTM A519: 1010, 1020, 1026, 1035, 1045, 1050

DIN17121/EN 10297-1, DIN1629/DIN2391/EN 10305-1: C10/CK10, C22/CK22, C35/CK35, C45/CK45, CF53


JIS G4051: S10C, S20C, S25C, S35C, S45C, S55C

Alloy Steel:

GB/T 8162 & 8163 & 3639: 16Mn(Q345B), 20Cr, 40Cr, 15CrMo, 20CrMo, 28CrMo, 30CrMo, 35CrMo, 42CrMo, 20CrMnTi, 40MnMoV, 20Mn2, ZF6, 16MnCr5, 20MnCr5, 38Mn2V, 09CrCuSb(ND)

ASTM A519: 5120, 5140, 4130, 4135, 4140

DIN17121/EN 10297-1, DIN1629/DIN2391/EN 10305-1: ST52, EN10084-1998 20Cr4, 41Cr4, 15CrMo4, 25CrMo4, 35CrMo4, 42CrMo4, 16MnCr5

JIS3441/JIS3444/JIS3445: SCM432/SCRRM3, SCM4

JIS G4053: JIS SCr420, JIS SCr440, SCM415, SCM420

Tolerance Tolerance ±0.15mm,Superior products ±0.05mm, Can be customized according to customer’s requirements
Technique Cold Drawn / Cold Rolled
Shape Round
Further Processing for Steel Tubes Final Annealing, Cutting, Chamfer, Threading, Inner diameter or Outer Diameter Lathe, Surface Shot Blasting, Laser Marking



Q: What is the Raw material ?
A: 100% virgin raw material.
Q: What is your MOQ?
A: As customers’ requests.
Q: why choose us?
A: We are a professional manufacturer with competitive price, good quality and fast delivery time.
Q: How to buy the product?
A: Send email to me, we will reply to you within one day.
Q: Can you make special Design and logo on product?
A: Yes, very easy.

Please contact me for more info today!