Seamless Steel Pipe for low and medium pressure Boiler Tube

Outside Diameter(mm) 

 13.7mm-610mm 

Wall thickness(mm) 

 2mm-60mm 

Certification 

ISO:9000, API 5L, API 5CT

Standard 

1.ASTM A106/A53 GR.A;  ASTM A106/A53 GR.B; ASTM A53/A106 GR.C

2.APL 5L GR.B, API 5CT J55, K55, N80 

3.DIN, JIS, BS, EN

Grade 

A, B, C, ST33, ST37, ST35.8, ST45-8, ST45-4, ST52

Face finished 

1.Manual polished

2.mechanical polished

3.black paint on the face

4.anti-rust oil and caps on both ends

5.galvanized

 Export 

 Europe, South America, the Middle East, Africa, Asia and other countries and regions, well received by consumers! 

 Seamless theoretical weight  

 seamless calculation formula: (OD - Wall Thickness) × thickness × 0.02466 = Seamless weight per meter 

Process Method 

1.Cold Drawn

2.Cold rolled

3.Hot rolled

4. Hot expanded

 Application 

 Tube with hollow cross-section, a large number of channels for transporting fluids, such as the transportation of oil, natural gas, gas, water and some solid materials, pipes, etc.. 

 Package 

1.Inner Packing:Caps at both ends, steel strong trips on every bundle

2.Outer Packing:Standard export package or as per clients' requirements