Our main product is steel pipe ,  production in acordding with the USA standard and other standaeds. Pipe can be made with ASTM-A106 ,A53 ,API-5L .Seamless pipe specifications OD from 1/2” to 24”,  the thickness from sch10 to XXS. Spiral pipe OD from 8" to 4o”, the thickness from sch40  to XXS. products are widely applied to the constructions of power plants, chemical plant, metallurgy, shipbuilding, petroleum, gas, mechanism etc.