Welding Neck Flange
Often used for high-pressure applications to reduce the concentration of stress, this type of flange has a neck that is welded to the base of pipe. One of the most popular options for high-pressure systems, the tapered hub offers strength and flexibility.
Description of our products:
- NPS: 1/2” to 60”
- Pressure Rating: Class 150, Class 300, Class 600, Class 900, Class 1,500, Class 2,500
- Connection Face: RF / RTJ
- Material:
- Carbon steel: ASMT A105/N, ASTM A350 LF2 CL1, ASTM A694 F52/F60/F65/F70
- Stainless steel: ASTM A182 F304/F304L/F310/F316/F316L/F317/F321
- Alloy steel: ASTM A182 F11/F12/F22
- Packing: plywood case or plywood pallet
- Coating: Oil, black paint, yellow paint, hot dip galvanized, electrolytic zinc and epoxy resin coatings
Standards, Dimensions & Weight:
ASME/ANSI B16.5 Class 150 Welding Neck Flange RF
ASME/ANSI B16.5 Class 300 Welding Neck Flange RF
ASME/ANSI B16.5 Class 600 Welding Neck Flange RF
ASME/ANSI B16.5 Class 900 Welding Neck Flange RF
ASME/ANSI B16.5 Class 1500 Welding Neck Flange RF
ASME/ANSI B16.5 Class 2500 Welding Neck Flange RF
ASME/ANSI B16.5 Class 600 Welding Neck Flange RTJ
ASME/ANSI B16.5 Class 900 Welding Neck Flange RTJ
ASME/ANSI B16.5 Class 1500 Welding Neck Flange RTJ
ASME/ANSI B16.5 Class 2500 Welding Neck Flange RTJ
ASME B16.47 Series A/MSS SP-44 Class 150 Welding Neck Flange RF
ASME B16.47 Series A/MSS SP-44 Class 300 Welding Neck Flange RF
ASME B16.47 Series A/MSS SP-44 Class 600 Welding Neck Flange RF
ASME B16.47 Series A/MSS SP-44 Class 900 Welding Neck Flange RF
ASME B16.47 Series A/MSS SP-44 Class 600 Welding Neck Flange RTJ
ASME B16.47 Series A/MSS SP-44 Class 900 Welding Neck Flange RTJ
ASME B16.47 Series B/API 605 Class 150 Welding Neck Flange RF
ASME B16.47 Series B/API 605 Class 300 Welding Neck Flange RF
ASME B16.47 Series B/API 605 Class 600 Welding Neck Flange RF
ASME B16.47 Series B/API 605 Class 900 Welding Neck Flange RF
BS 3293 Class 150 WN
BS 3293 Class 300 WN
BS 3293 Class 600 WN