CNC Machining Pipe Fittings, which are used for railway industry, includes CNC machining and precision casting process. The investment casting process inculde Chinese lost wax casting and Japanese lost wax casting.
1). Material: Carbon steel or ductile iron acc. To customers request.
2). Process:
. Raw parts realised by Chinese lost wax process or by Close die forgings acc. To drawings.
. Machining including NPT threads realised by CNC lathe.
3) Strict quality control and 3.1B material certificate