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Flanges
Weld neck flange
Tapered-neck flange for a butt-welded pipe connection.
Product overview
- Product family
- Flanges
- Material
- Carbon steel / Stainless steel / Alloy steel
- Connection / type
- Butt welding
- Specification basis
- Project requirements and the agreed product standard
Final specifications and availability are confirmed in the quotation.
Ask about this productCatalogue specification referenceOpen catalogueInclude in your inquiry
Applicable standard & material gradeDiameter, thickness / pressure classQuantity, destination & purchase timingProduct overview
Weld neck flange
The tapered neck provides a transition from the flange to the pipe. Include the pipe wall thickness and flange bore in your enquiry so the weld interface can be checked.
BUYER RESOURCESHow to specify a flange
Catalogue specification reference
The following ranges are transcribed from the JIXIAO catalogue. They describe options across the range; availability of each size, material and rating combination must be confirmed.
| Specification | Catalogue / enquiry reference |
|---|---|
| Nominal diameter | DN15–DN2000 |
| PN designation | PN6 / PN10 / PN16 / PN25 / PN40 / PN64 |
| ASME class | Class 150 / Class 300 / Class 600 / Class 900 / Class 1500 / Class 2500 |
| Reference standard families | GB / HG / SH / ASME / ANSI / DIN / JIS |
| Material grades in catalogue | Q235 / 20# / A105 / 304 / 304L / 316 / 316L |
| Facing | RF / FF / RTJ |
| Connection / type | Butt welding |
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