1/4" to 4"NB CARBON STEEL PIPE NOMINAL BORE SCHEDULE 40 ASTM A106 GRADE B S/LESS
MIN WALL (MM). The minimum wall thickness at any point shall not be more than 12.5% under the nominal wall thickness specified. WEIGHT (KG/MTR). Over 1-1/2 to 4 [40 to 100], incl 1/32 (0.031) 0.8 1/32 (0.031) 0.8.