... will protect the pipe and its anti-corrosion tape surface from damages.Joint wrap tape is mainly used on ... Inner wrap tape: T-140 (0.38mm), T-150 (0.51mm), T-165 (0.64mm), T-180 (0.76mm), T-1100 (1.02mm), ... Outer wrap tape: T-240 (0.38mm), T-250 (0.51mm), T-265 (0.64mm), T-280 (0.76mm), T-2100 (1.02mm), ... T-3100 (1.02mm), T-3130 (1.27mm); Thickness:0.38mm-1.27mm, Width:50mm, 75mm, 100mm, 150mm, 250mm, ...