... A106(B,C), A335 P11, A335 oil pipe\api pipe and casing oil pipeThickness:1.5-120mm Outer Diameter:5 ... industrial gas, water, oil transportationH40\J55\K55\N80\L80\P110\Q125(LTC)(STC)(BTC)API SPEC 5L PSL 1 ... G3456Oil pipeline, pipe materials collar, Oil natural gas , industrial gas, water, oil transportationOil Chemical power the boiler industry ... tools and sporting equipment and other areas API oil pipe