Hammer Unions are designed as heavy-duty, high-pressure flow line connectors, which is commonly applied to chemical plants, on marine dredging vessels, in strip mines and in the oil industry. The colour-coding system on Hammer Unions represents the different configurations and pressure ratings.
Specification
They are provided with the replaceable elastic nitrile rubber sealing ring and designed for high pressure system with the solid wall thickness.
They are recommended for cementing, crushing, acidifying, testing and blocking and kill line, and also can be used for non-pressure sealed connection. Butt-welded Sch XXH is adopted.
Type 1502: 1500PSI NSCWP, test pressure: 22500PSI, blue nut and red part.
| Nominal pipe size | Total length | Countersink | Nut radius | Material | Weight | ||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
| Nut | Part | ||||||||||
| in | mm | in | mm | in | mm | in | mm | lb | kg | ||
| 1-1/2 | 38.1 | 5-13/32 | 137.0 | 1/4 | 6.4 | 3-21/32 | 93.0 | SF | SF | 12.0 | 5.4 |
| 2 | 50.8 | 7 | 177.8 | 15/64 | 6.0 | 3-3/4 | 95.3 | SF | SF | 21.0 | 9.5 |
| 3 | 76.2 | 7-5/8 | 193.7 | 3/8 | 9.5 | 4-1/2 | 114.3 | SF | SF | 31.0 | 14.1 |
| 4 | 101.6 | 8-3/5 | 218.4 | 3/8 | 9.5 | 6 | 152.4 | SF | SF | 74 | 33.7 |
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