Standard: API SPEC 5CT PSL1, PSL2, Q1

Steel Grade：H40,J55/K55,M65,N80-1,N80-Q,L80-1, L80(9CR,13CR),R95,C90,C110,T95,P110,Q125

Product Size Scope：

Outer Diameter：1.315'' ～ 20'' (33.40 mm ～508.00 mm)

Wall Thickness：3.18mm ～22.22 mm

Thready Type: BC, LC, NU, EU, IJ, Premium Thread