ANSI/AWWA C104/A21.4 American National Standard for Cement-Mortar Lining for Ductile-Iron Pipe and Fittings for Water ISO 21809 Petroleum and natural gas industries -- External coatings for buried or submerged pipelines used in pipeline transportation systems DIN 30670 Polyethylene coatings of steel pipes and fittings
Pipes can be Customized according to customer's requirement on outside diameter and wall thickness
with Galvanized coated or black painted(3PE, FBE, 3PP) surface treatment.
Spiral Steel Pipe
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