ANSI B16.5 A694 F70 WN RF Carbon Steel flange in the Southeast of China mainland
ANSI b16.5 Class 150 6 inch 304 Stainless Steel Pipe Flange Weld Neck Flange
ANSI b16.5 Class 300 4 inch 304 316 321 347 Stainless Steel Pipe Flange Weld Neck Flange
ansi b16.5 Customized Nickel alloy steel Nickel 200 so flange
ANSI B16.5 hastelloy c-276 WN flange nickel alloy flange
ANSI B16.5 Super Duplex S32750/S32760 Class150 4inch WN RF Flange
Ansi/Asme B16.5 Flange CL150 CL300 CL600 CL900 Raised Face F44 Welding Neck Flange
ASME / ANSI B16.47 ASTM A182 Class 150#-2500# welding neck flange 1/2″-48″ flange welding neck 40 inch flanges weld neck
ASME ANSI B16.5 2″ Class 300 A182 F44 254SMO WN Duplex Stainless Steel Pipe Flange
ASME B16.47 ASTM A182 F44 Class 150#-2500# 1/2″-24″ Duplex Steel 300mm flange flange pipe 3/4 F44 flange
ASME B16.47 ASTM A182 F45 Class 150#-2500# 1/2″-24″ Duplex Steel 36 inch flange flange wn F45 flange