1.Uniform wall thickness
2.High roundness accuracy
3.Three-layer welding to ensure excellent weld performance
4.Good insulation performance
5.Strong waterproof ability
6.High impact resistance under low temperature conditions to be directly buried in frozen ground
7.30-50 years service life
The main application scope of API 5l seam welded pipe is for Petroleum and natural gas industries, steel pipe for pipeline transportation systems. GK steel pipe company always sell the high-quality pipes which must meet with the international standard API 5L.
1. Composition and Mechanical properties of commonly used carbon steel alloy steel.
2. Seemless steel pipe, welded pipe, etc.
3. A series international universal series, domestic series.