| Outside Diameter : 2-7/8" ~~ 4-1/2"
Wall Thickness: 5.51mm~~ 6.88mm
Steel grade: J55 / K55 / N80-1/N80-Q
Standards: API 5CT
Applications: for oil field industries
Outer packing: bundles
Product origin: China
Grade N80-1 Size 139.7*6.98
Grade J55/K55 Size 139.7*7.72
Grade J55/K55 Size... |