Looping In Circular Box-4 HolesLooping In Circular Box-4 Holes: Outer diameter:21.3- ... alloyTechnique: SeamlessStandard: ASME, ANSI, ASTMGrade: 20#, Q235Packaging Detail:in bundlesDelivery Detail:20 days -30daysSpecificationsstandard:ASTM ,API5L , DIN, ... Elbows, seamless and welded, LR & SR ,Bend -Equal and reducing Tees,seamless and welded - Concentric and eccentric Reducers,seamless and welded -Caps ...