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Hebei Huayang Steel Pipe Co., Ltd is one of the largest ERW and LSAW steel pipe manufacturer in Northern China, established in 2005, which is an ISO9001:2008, API 5L (API 5L PSL1 & PSL2) certificated company specialized in manufacturing welded carbon steel pipes. we have a modern factory covering an area of 666,000 square meters, with over 724 employees and fixed asset of 160 million GBT9711 L485/X70 PSL1 LSAW Pipeline factory price gb t 9711 l485 pipeline steel Production Standard Grade Steel No. gb t 9711 l485 pipeline steel X46,L360/X52,L485/X70 PSL2 L245R/BR,L290N/X42N L320N/X46N,L360N/X52N,L415 gb t 9711 l485 pipeline steel
Unitedsteel Plate Factory are specialized in producing and exporting Low alloy and high strength steel plate, heavy plate and wide, heavy plate, Which is a large steel plate supplier mill.. Unitedsteel Plate Factory belongs to Unitedsteel Group, and was invested and established by Hong Kong in 1983. It is the key high-tech enterprise of National Torch Plan, the president company in China gb t 9711 l485 pipeline steel