China Welded Steel Pipe Manufacturers Factory Suppliers

ASTM A252 Welded and seamless steel pipe piles. Pipe grade: T1, T1a, T1b, T2, T11, T12, T22. The steel pipe piles are used in bridges, buildings or wharves near the soft soil or lakes, rivers. We

EN 10255 is the European standard for non-alloyed steel pipes for low and medium pressure piping systems with welded or threaded connections, such as water and gas pipes in buildings.

ASTM A1037 steel pipe is a furnace butt welding,black,flat end or threaded end steel pipe for conveying liquid,which is suitable for under pressure.

SSAW pipe, spiral welded steel pipe, spiral weld steel pipe, SAW steel pipe, Q235 SSAW pipe, Q345 SSAW pipe.

ERW steel pipe, API 5L ERW steel pipe, ASTM A53 ERW steel pipe. ERW steel pipe is one of our main products, features are stock enough, production quick, price cheaper and suitable for large

Usage of ASTM A178 carbon welded steel tubes Used in boiler, superheater, heat-exchanger and pressure equipment in Petrochemical factory, Refinery factory, sugar mill, power plant, power plant,

This specification covers standards for electric-resistance-welded tubes with minimum-wall-thickness made of carbon steel and carbon-manganese steel to be used in boiler tubes, boiler flues,

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

This Japanese Industrial Standard specifies the arc welded carbon steel pipe used for piping for the steam,water,gas,air,etc.of comparatively low working pressure.

HFW pipes high frequency electric welded pipes Production line This mill produces HFW pipes, square pipes, rectangular pipes and cold formed profile steel. The mill is equipped with Thermatool's

JCOE SAWL pipes JCOE SAWL pipes (press bending) Production line This is large diameter longidudinal submerged arc welded (LSAW) pipe production line. The mill adopts progressive bending process,

Square and rectangular hollow structural section as per ASTM A500, EN10210, JIS G3101, JIS G3466, manufacturer process: seamless and ERW