Weld neck flanges
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| Name | Center distance of mounting holes, W (mm) | Collar diameter at base, X (mm) | Flange height, Y (mm) | Flange outer diameter, D (mm) | Flange type | Hole diameter, BH (mm) | Inner diameter of flange, B (mm) | Material | Nominal diameter, DN | Nominal pressure, Class | Nominal size, NPS (inch) | Number of holes, BN | Pressure surface diameter, R (mm) | Standard | Steel grade | Thread | Type of connecting surface | Weight 1 pc (kg) | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Stainless steel long weld neck flange 5" CL400 RF ASME B16.5 | 235 | 177.8 | 304.8 | 279.4 | LWN - long weld neck | 25.4 | 127 | — | 125 | 400 | 5" | 8 | 185.7 | ASME B16.5 | A182 Gr. F51 | — | RF - with connecting projection | 40.82 |
|
| Stainless steel long weld neck flange 5" CL400 RF ASME B16.5 | 235 | 177.8 | 304.8 | 279.4 | LWN - long weld neck | 25.4 | 127 | — | 125 | 400 | 5" | 8 | 185.7 | ASME B16.5 | A182 Gr. F44 | — | RF - with connecting projection | 40.82 |
|
| Stainless steel long weld neck flange 3/4" CL2500 RJ ASME B16.5 | 95.3 | 50.8 | 228.6 | 139.7 | LWN - long weld neck | 22.2 | 19.1 | — | 20 | 2500 | 3/4" | 4 | 42.9 | ASME B16.5 | A182 Gr. F60 | — | RJ - with gasket groove | 8.16 |
|
| Stainless steel long weld neck flange 3/4" CL2500 RJ ASME B16.5 | 95.3 | 50.8 | 228.6 | 139.7 | LWN - long weld neck | 22.2 | 19.1 | — | 20 | 2500 | 3/4" | 4 | 42.9 | ASME B16.5 | A182 Gr. F55 | — | RJ - with gasket groove | 8.16 |
|
| Stainless steel long weld neck flange 3/4" CL2500 RJ ASME B16.5 | 95.3 | 50.8 | 228.6 | 139.7 | LWN - long weld neck | 22.2 | 19.1 | — | 20 | 2500 | 3/4" | 4 | 42.9 | ASME B16.5 | A182 Gr. F53 | — | RJ - with gasket groove | 8.16 |
|
| Stainless steel long weld neck flange 3/4" CL2500 RJ ASME B16.5 | 95.3 | 50.8 | 228.6 | 139.7 | LWN - long weld neck | 22.2 | 19.1 | — | 20 | 2500 | 3/4" | 4 | 42.9 | ASME B16.5 | A182 Gr. F51 | — | RJ - with gasket groove | 8.16 |
|
| Stainless steel long weld neck flange 3/4" CL2500 RJ ASME B16.5 | 95.3 | 50.8 | 228.6 | 139.7 | LWN - long weld neck | 22.2 | 19.1 | — | 20 | 2500 | 3/4" | 4 | 42.9 | ASME B16.5 | A182 Gr. F44 | — | RJ - with gasket groove | 8.16 |
|
| Stainless steel long weld neck flange 3/4" CL2500 RJ ASME B16.5 | 95.3 | 50.8 | 228.6 | 139.7 | LWN - long weld neck | 22.2 | 19.1 | — | 20 | 2500 | 3/4" | 4 | 42.9 | ASME B16.5 | A182 Gr. F347 | — | RJ - with gasket groove | 8.16 |
|
| Stainless steel long weld neck flange 3/4" CL2500 RJ ASME B16.5 | 95.3 | 50.8 | 228.6 | 139.7 | LWN - long weld neck | 22.2 | 19.1 | — | 20 | 2500 | 3/4" | 4 | 42.9 | ASME B16.5 | A182 Gr. F321H | — | RJ - with gasket groove | 8.16 |
|
| Stainless steel long weld neck flange 3/4" CL2500 RJ ASME B16.5 | 95.3 | 50.8 | 228.6 | 139.7 | LWN - long weld neck | 22.2 | 19.1 | — | 20 | 2500 | 3/4" | 4 | 42.9 | ASME B16.5 | A182 Gr. F321 | — | RJ - with gasket groove | 8.16 |
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