The production and manufacturing process of thick-wall precise seamless steel pipes can be divided into four basic ways: cold drawing, cold rolling, hot rolling and hot expanding. The material of steel pipe is 10#, 20#, 35# and 45#, which are called ordinary steel pipes.Thick-wall precise seamless steel pipes for conveying;Thick-wall precise seamless steel pipes for boiler;Thick-wall precise seamless steel pipes for high pressure boiler;Thick-wall precise seamless steel pipes for fertilizer equipment;Thick-wall precise seamless steel pipes for geological brick exploration;Thick-wall precise seamless steel pipes for petroleum brick exploration;Thick-wall precise seamless steel pipes for petroleum cracking;Thick-wall precise seamless steel pipes for ships;Thick-wall precise seamless steel pipes for cold drawing and cold rolling ;All kinds of alloy pipes.The expression method of Thick-wall precise seamless steel pipes is outer diameter, wall thickness, thick wall seamless steel pipe is mainly used for machining, coal mine, hydraulic steel, and other purposes.

Jinjiang Changjiang steel pipe Industry Co., LTD. Specializes in the production and sales of precision seamless thick wall steel pipe, Fujian seamless pipe, Fujian spiral pipe and shelf pipe, welcome to inquire: 86-0595-82151777