... , natural gas, water supply, city gas, oil and electric power industries etcSpecification of tape: Inner wrap tape: Polyken 980-15(0.38mm), Polyken 980 ... -30(0.762mm), Polyken 930-40(1.016mm)joint tape for pipe fittings with release liner Polyken 934-40(1.016mm),Polyken ... woven tape systemPolyken G 40(1.016mm),Polyken G50(1.27mm),Polyken G60(1.52mm),Polyken G 65(1.651mm) oil pipe anticorrosion tape