Seamless Black Steel Pipe

The seamless black steel pipe is a circular pipe with a hollow section and no seams around the pipe. The main material of seamless steel pipe is carbon steel, alloy steel, stainless steel ingot or solid tube blank. GK black seamless steel pipes is cast from several grades of ductile or malleable iron and produced after material by hot rolling, cold rolling or cold drawing.  

GK Seamless steel tube standards series:

• Seamless Steel Tube ASTM A210  Seamless Steel Tube ASTM A192  Alloy Steel Seamless Tube ASTM A213  Seamless Steel Pipe ASTM A53  Seamless Steel Tube ASTM A519  Seamless Steel Pipe ASTM A106  Seamless Steel Tube ASTM A213  Seamless Steel Tube ASTM A179

• ASTM A106  ASTM A519  ASTM A53  ASTM A192  

• Seamless Steel Tube DIN17175  Seamless Steel Tube DIN1629 

• Seamless Steel Tube EN10216-1  Seamless Steel Tube En10216-2, etc

GK Main Application:

• Gas and oil

• Petrochemical industry

• Water transportation

• Structure steel

• Scaffolding pipe

GK Advantages:

1, Our own factories and design team

2, Strict inspection rule to ensure the pipe high quality  

3, Customization service to meet clients’ various requirements