Weld neck flange specifications:
(1) Weld neck flange material : carbon steel .
(2) Weld neck flange size : 1/2" -72" .
(3) Weld neck flange surface treatment : Anti-rust oil , transparent/ yellow/ black or sandblasting.
(4) Weld neck flange standard : ANSI,DIN, EN1092-1,AS2129NFE,AS ,JIS .
(5) Weld neck flange face types: Raised Face (RF) ,Female-and-Male (FM),Male (M),Tongue and Groove (TG) ,Flat Face (FF),Ring-Type Joint(RJ).
(6) Weld neck flange manuafacturing process: free foring, plate cutting and casting.
(7) Weld neck flange inspecion:Factory in-house or Third-party Inspection .
Anyang Lianda CNC Precision Forging Co., Ltd has been specialized in close die forgings for years. Our company has three automatic CNC forging production lines, two automatic heat treatment production line, ring rolling machine, air hammer, advanced mold processing equipment and the complete testing equipment. The forged parts we are able to produce can reach the max diameter 6000mm of the flange or the max weight 65kg of the precision forgings. Our main products are bevel gear, gear, yoke, shaft, valve, base plate, gauge apron, fish plate etc.
