China JIS G3444 ERW Steel Pipe Manufacturers Factory Suppliers

JIS G3444 ERW steel pipe is a welded or seamless carbon steel pipe for general structure, civil engineering, anti-slide pile, construction, struts, scaffolding, steel tower and other structures

Our company specializes in the production of stainless steel pipes, carbon steel pipes, square and rectangular hollow sections, etc.The maximum dimension of our square/rectangular tubes is 650mm,

API 5L welded steel pipes are welded steel pipes manufactured in accordance with American Petroleum Institute standards for use in the transportation of oil, natural gas, and water.

Q235B carbon steel pipe is usually used for fluid transportation and general structural. Its execute standard is GB/T 3091. We always do our best to offer the best quality carbon steel pipes, and the

ASTM A139 spiral welded steel pipe is made by electric arc welded process, which has high strength and good welding performance. It is suitable for transportation fluid and gas. We can provide high

ASTM A53 welded steel tube is divided into black steel pipe and hot dipped galvanized steel pipe. There are two process of welded pipe production. Click here to get details.

EN10219-1 structural hollow sections shall be manufactured by electric resistance welding or submerged arc welding without subsequent heat treatment. Structural hollow sections may be circular,

WANLEI supply high strength, high sales volume, highly cost effective welded steel pipe.Welded steel pipe and other steel grade products are suitable for general structural construction, such as

API 5L B LSAW steel pipe is large‑diameter submerged arc welded pipe built for petroleum and natural gas long‑distance pipeline conveyance, suitable for various field engineering conditions

This japanese industrial standard specifies the electric resistance welded ewelded carbon steel tubes,hereinafter referred to as the tubes,used for automobiles.The applicable range of dimension of

ASTM A36 steel pipe of structural quality for use in riveted, bolted, or welded construction of bridges and buildings, and for general structural purposes. Tianjin Wanlei Steel Pipe Co., Ltd supplies

64" two-step SAWH pipes Production line This production line adopts the most advanced welding process technology, namely Two step production process. The pipes are firstly formed into a pipe