... A53, ASTM A106, EN10216, EN10219, ect.CoatingOiled, Z-coating, black paintingPackingpacked in bundle for small size, single piece for ... pipe 1)fast delivery 2)Z:240-400g/m2 3)Standard:ASTM GB BS DIN EN JISG API JISDimension,thickness,length,zinc coating ... and water supply projects; building, central air-conditioning pipe, fence, threading pipe, rolling doors, metal frame, support tube, furniture, ...