Looping In Circular Box-4 HolesLooping In Circular Box-4 Holes: Outer diameter:21.3-219mm Wall thickness ... : ASTM A106-2006Grade: 10#-45#, A53-A369Grade: 20#, A53(A,B), A106(B,C)Thickness: 1 - 48 inchSection Shape: ... Non-alloyTechnique: SeamlessStandard: ASME, ANSI, ASTMGrade: 20#, Q235Packaging Detail:in bundlesDelivery Detail:20 days -30daysSpecificationsstandard:ASTM ,API5L , DIN, USE:Petroleum ...