Hebei Huayang Steel Pipe Co., Ltd is one of the most experienced manufacturers and suppliers of thermal pipeline straight-seam hot-expanded steel pipe in China. Welcome to buy discount thermal pipeline straight-seam hot-expanded steel pipe made in China here from our factory. Quality products and low price are available.
Product introduction
It is made of Q235B material, with a pipe diameter of 377-530mm, and is made by ERW straight seam welding, medium-frequency heating to expand the diameter, sizing and straightening, nondestructive testing and water pressure test. The steel pipe has the advantages of uniform wall thickness, good sealing, stable heat resistance and reliable pressure bearing. It is suitable for conveying high-temperature hot water, steam and other thermal media, and is widely used in urban central heating, thermal pipe network and industrial heat exchange system, with safe and stable operation and long service life.
Certifications

API 2B

API 5L

GOST

ISO 9001

EN 10219

EN 10210
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