1.2-1/6 to 21-1/4 2.Welding Neck,Loose,Flat,Blind.Threaded Flange 3.2000psi-15000psi 4.API6A Type B Flange Size1/2 ... yellow print, black print, oil or zinc.PackingPlywood caseDeliveryUsually within one month after receiving the formal order .Inspection Factory in-house ... .2/C22.8Stainless Steel DIN 17440/1.4301 DIN 17440/1.4306DIN 17440/1.4401 DIN 17440/1.4404 316Ti, SS304, SS316, SS304L, SS316L ...