EN / BS weld-neck flange
Pipe Steel Industries offers EN / BS weld-neck flange as part of our steel pipe fittings and flanges sourcing range. Use the technical options below to prepare your project enquiry.
Selection details: standards: EN 1092-1 Type 11, GB/T 9124.1; materials: Forged carbon steel EN 10025-2 S235JR, Forged SS equivalent to F304 / F316L.
Confirm the exact model, dimensions, working conditions and required approvals with our sales team before ordering. Model-specific certificates and availability are verified with the quotation.
Request a Quotation for EN / BS weld-neck flangeEmail a product-specific RFQ
Technical Specifications
| Property | Details |
|---|---|
| Standard | EN 1092-1 Type 11, GB/T 9124.1 |
| Material | Forged carbon steel EN 10025-2 S235JR, Forged SS equivalent to F304 / F316L |
| Flange facing | FF / RF |
| W. pressure | PN 16 / PN 10 / PN 25, etc. |
| Surface | Oiled / hot dip galvanized, Pickling white, etc. |
Sizes & Technical Data
Reference options for product selection. Confirm the exact dimensions, model and project approvals with your quotation.
| Size | Flange OD D(mm) | Bolt circle dia. K (mm) | Bolting (No.x hole) | Ref. No. |
|---|---|---|---|---|
| 1/2″ / DN15 / 21.3mm | 95 | 65 | 4 x 14 | NE4101-PN16 |
| 3/4″ / DN20 / 26.9mm | 105 | 75 | 4 x 14 | NE4102-PN16 |
| 1″ / DN25 / 33.7mm | 115 | 85 | 4 x 14 | NE4103-PN16 |
| 1-1/4″ / DN32 / 42.4mm | 140 | 100 | 4 x 18 | NE4104-PN16 |
| 1-1/2″ / DN40 / 48.3mm | 150 | 110 | 4 x 18 | NE4105-PN16 |
| 2″ / DN50 / 60.3mm | 165 | 125 | 4 x 18 | NE4106-PN16 |
| 2-1/2″ / DN65 / 73.0 / 76.1mm | 185 | 145 | 8 (4) x 18* | NE4107-PN16 |
| 3″ / DN80 / 88.9mm | 200 | 160 | 8 x 18 | NE4108-PN16 |
| 4″ / DN100 / 114.3mm | 220 | 180 | 8 x 18 | NE4109-PN16 |
| 5″ / DN125 / 139.7mm | 250 | 210 | 8 x 18 | NE4110-PN16 |
| 6″ / DN150 / 165.1 / 168.3mm | 285 | 240 | 8 x 22 | NE4111-PN16 |
| 8″ / DN200 / 219.1mm | 340 | 295 | 12 x 22 | NE4112-PN16 |
| 10″ / DN250 / 273.0mm | 405 | 355 | 12 x 26 | NE4113-PN16 |
| 12″ / DN300 / 323.9mm | 460 | 410 | 12 x 26 | NE4114-PN16 |
| 14″ / DN350 / 355.6mm | 520 | 470 | 16 x 26 | NE4115-PN16 |
Applications
- Steel Pipe Flanges procurement
- Steel Pipe Fittings and Flanges project packages
Finishes & Options
- Specify size, connection, material and quantity in your enquiry.
- Request model-specific documentation and destination-port delivery terms.
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