It is used for steel pipe for surface corrosion protection tape. ISO 9001, ... products are using inorder to corrosion protection for Oil, Gas, Petrochemical, Water and Waste Water underground Steel pipelines. ... suitable to any diameters for petroleum, natural gas, water supply, city gas, oil and electric power industries etc. the ... 2. Backing: Outer layer of Polyethylene(PE) Plastic gas pipe wrap tape