... quality at positive price.Product speficications:1)Product Name: welding neck flange2)Standard: ANSI, ASME, API , DIN, JIS3) O.D: ... sealing element and very convenient.Flange Size1/2"-72"TypeWeld Neck, Slip-On, Blind, Socket Weld, Lap Joint, Threaded, Orifice ... GBClassANSI 150LBS-2500LBS,DIN PN6-PN160BS PN0.25-PN25 PN2.0-PN42.0JIS 5K-30KMaterialsCarbon SteelASTM:SA105N/A105 Low Temperature Carbon ...