Pipeline Outer Anti-corrosion Tape

Pipeline outer anti-corrosion tape  description pipeline outer anti-corrosion tape is cold applied tape coating system for corrosion protection of oil, gas, petrochemical, and waste water underground or overhead pipelines.  pipeline outer anti-corrosion tape backing shall be compounded so that it will be resistance to outdoor weathering. Pipeline outer anti-corrosion tape  properties product properties test method typical value gf200-15 gf200-20 gf200-25 gf200-30 total thickness   15mil(0.381mm) 20mil(0.508mm) 25mil(0.635mm) 30mil(0.762mm) backing of pe film   10mils(0.254 mm) 15mil(0.381mm) 20mil(0.508mm) 25mil(0.635mm) butyl rubber adhesive   5 mils(0.127 mm) 5mil(0.127mm) 5mil(0.127mm) 5mil(0.127mm) tensile strength astm d1000 50ncm 60ncm 70 ncm 80 ncm elongation astm d1000 300% 350% 350% 450% peel adhesion to primed steel astm d1000 24 ncm 25 ncm 26.5 ncm 33 ncm water vapor transmission rate astm e 96 0.10gm2 0.10gm2 0.08gm2 0.06gm2 water absorption after 1 day,at+23℃ astm d570 0.10% 0.10% 0. 08% 0. 06% volume resistivity astm d 257 2.0 x 1015 ohm.cm 2.5 x 1015 ohm.cm 2.6 x 1015 ohm.cm 2.6 x 1015 ohm.cm dielectric strength astm d149 30 kv 36 kv 43 kv 45 kv other products recommendation pipeline outer anti-corrosion tape  structure and specifications backing :