Along with the years of entrepreneurial journey of Zhongyuan people, she gradually formed her own spiritual pillar and behavioral norms. In the silent inheritance, she guided Zhongyuan Company towards a more brilliant tomorrow.
ASTM A53 Tolerance of Outside Diameter and Wall Thickness of SSAW Steel Pipe
ASTM A252 Tolerance of Outside Diameter and Wall Thickness of SSAW Steel Pipe
AWWA C200螺旋埋弧焊管外径和壁厚公差Tolerance of Outside Diameter and Wall Thickness of SSAW Steel Pipe
FBE Coating：FBE+Steel Pipe
PE/PP Coating：PE+Steel Pipe+Adhesive+FBE
液态环氧内涂层钢管Liquid Epoxy Coating是由：钢管Steel Pipe+内涂层Liquid Epoxy=组装而成
水泥配重防腐钢管Concrete Weight Coating是由：混泥土层Conerete Layer+防腐涂层Anti-Corrosion Coating+钢管Steel Pipe=组装而成
保温防腐钢管Insulation Coating是由：聚乙烯管HDPE(High Density Polyethylene Pipe)+防水帽（End Seal）+保温层Polyurethane Insulation Layer+钢管Steel Pipe=组装而成
沥青钢管Bitumen Lining是由：沥青Bitumen+钢管Steel Pipe组装而成的钢管
水泥防腐钢管Cement Lining是由：钢管Steel Pipe+水泥Cemet组装而成的钢管
SSAW-SAWH:Process
ERW:Process
ADD：Chengnan Industrial Development Zone, Yanshan County, Hebei Province
Domestic phone number：0086-317-6689999
International call：0086-317-6165555
E-mail:9905791@qq.com
