Standard: API SPEC 5CT

Steel Grade：H40,J55,K55,N80-1,N80-Q,L80-1,P110

Product Size Scope：

Outer Diameter：1.315'' ～ 13.375'' (33.40 mm ～340.00 mm)

Wall Thickness：3.18mm ～13.06 mm

Length: 2ft, 4ft, 6ft, 8ft, 10ft (According to customers' demands)

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