PN16 Italy Standard WN Flange Welding Neck Raised Face Flange Welded neck flange refers to a flange with a tapered neck and butt welding with the cylinder of pipe. WN flange is short for Weld Neck Flange. It is ... Διαβάστε περισσότερα
Standard DIN JIS GB Stainless Steel Welding Neck 150lbs Threaded Forged Flanges Weld Neck Pipe Flanges FLANGE We are professional manufacturer and supplier of flange.Quality guaranteed,on-time delivery, after... Διαβάστε περισσότερα
ASME B16.5 Forged Welding Neck Flange Class150 WN Raised Face Weld Neck Flange If the pressure and sealing requirements are not strict, the flat welding flange is a good choice. Welded neck flange refers to a ... Διαβάστε περισσότερα