01 — Flanges
Weld Neck Flanges
Tapered-hub flanges for high-pressure and cyclic service, butt welded to the pipe.
- Category
- Flanges
- Manufacturing
- Forged · Machined · Fabricated
Technical information
Product overview & specifications
Specification fields are maintained per product. Values shown as “Add technical specification” are confirmed against your enquiry and the applicable standard.
Material
- Carbon Steel
- Stainless Steel
- Low-Temperature Carbon Steel (LTCS)
- Alloy Steel
- Duplex Steel
- Nickel Alloy
Material Grades
- 304 / 304L
- 316 / 316L
- 321
- 904L
- A105
- A350 LF2
- F5 / F9 / F11 / F22
- F51 / F53 / F55
- Inconel / Monel / Hastelloy
Standards
- ANSI
- MSS
- DIN
- BS
- API
- AWWA
Pressure Class / Rating
- 150 LBS to 2500 LBS
Size Range
- 1/2" (15NB) to 48" (1200NB)
Flange Face Type
- FF
- RF
- RTJ
Manufacturing Type
- Forged
- Machined
- Fabricated
Surface / Finish
- Mill Finish
- Machined
- Shot Blasted
- Pickled
- Polished
Applications
- Oil & Gas
- Petrochemical
- Power Generation
- Process Industries
Technical Documents
- Technical DatasheetComing soon
- Material Test CertificateComing soon
Request a Quote
Need a quotation for weld neck flanges?
Send sizes, standards, material grade, pressure class and drawings — we will revert with availability and pricing.