Din2627 flange 1.Size: 1/2"--72" 2.Type: Weld Neck ... Weld ect. 3.Standards: ANSI. API 6A , AWWA, DIN, Flange Type WeldNeck,Slip-On,Blind,SocketWeld,LapJoint,Threaded,Spec–blind ... Joint Flanges, Socket Welding Flanges, Threaded Flanges, Plate Flanges . Spec–blind,anchor flange ,swivel flange .3. Standard: ANSI B16.5, B16.47 ... application flanges and forgings that customers require . Din2627 forged flange