Forged brass socket weld fittings — elbows, tees, couplings and unions — offering the machinability and corrosion resistance of brass in a welded, wrought fitting form.
Grades & Standards
Available grades and the dimensional & threading standards commonly applied to brass forged socket weld fittings.
Standards Explained
Technical Data
Cartridge Brass (C26000) is the primary forged fitting grade, with Yellow Brass (C27000) also commonly supplied.
Chemical Composition (% by weight)
| Grade | UNS No. | Cu | Pb (max) | Fe (max) | Zn |
|---|---|---|---|---|---|
| Cartridge Brass | C26000 | 68.5 – 71.5 | 0.07 | 0.05 | Remainder |
| Yellow Brass | C27000 | 63.0 – 68.5 | 0.07 | 0.07 | Remainder |
Composition per ASTM B124 / ASTM B135. Mill test certificates issued per EN 10204 3.1 on request.
Mechanical Properties — Cartridge Brass (C26000)
| Property | Annealed | Half-Hard / Drawn |
|---|---|---|
| Tensile Strength | 325 MPa | 410 MPa |
| Yield Strength | 105 MPa | 310 MPa |
| Elongation | 65% | 23% |
| Density | 8.53 g/cm³ | 8.53 g/cm³ |
Typical values; exact temper confirmed at enquiry stage.
Dimensions
Socket depth, center-to-end & body wall thickness for 90° & 45° socket-weld elbows, per ASME B16.11 (Class 3000). Class 6000 & 9000 available for higher-pressure service.
| NPS | Min. Socket Depth (mm) | 90° Center-to-End (mm) | 45° Center-to-End (mm) | Min. Body Wall (mm) |
|---|---|---|---|---|
| 1/2" | 21.7 | 15.5 | 11.5 | 3.75 |
| 3/4" | 27.1 | 19.5 | 12.5 | 3.90 |
| 1" | 33.8 | 22.0 | 14.0 | 4.55 |
| 1-1/4" | 42.6 | 27.0 | 17.0 | 4.85 |
| 1-1/2" | 48.7 | 32.0 | 21.0 | 5.10 |
| 2" | 61.1 | 38.0 | 25.0 | 5.55 |
| 2-1/2" | 73.8 | 41.5 | 29.0 | 7.00 |
| 3" | 89.8 | 57.5 | 31.5 | 7.60 |
| 4" | 115.5 | 66.5 | 41.5 | 8.55 |
Dimensions per ASME B16.11, Class 3000 socket-weld 90°/45° elbows, NPS 1/2" – 4". Tee, coupling, union & cap dimensions available on drawing request. Threads & tolerances confirmed with every quotation.
Send us your drawings, sizes and standards — our team will get back to you with a detailed quotation for your Copper-Nickel, Copper, Brass or Bronze piping requirement.
