Bulkhead Union Tube Fittings
Bulkhead Union Tube Fittings – made in 316SS, this bulkhead union union mounts on a panel and connects two tubes, either with same or different outer diameter via double ferrule compression type connections. With reducing bulkhead union, the tube size on either side can vary from 1/16″ to 1″. Such fittings are extensively used in gas delivery systems and analytical instrumentation. This class of fittings are used in a wide range of pressure and temperature conditions for dependable and leak-free connections
| Truelok Ordering Number | T Tube O.D. | A | Ax | C | D | E | F Hex Flat | G Hex Flat | H | Hx |
|---|---|---|---|---|---|---|---|---|---|---|
| inch | inch | inch | inch | inch | inch | inch | inch | inch | inch | |
| BU-062 | 1/16 | 1.24 | 0.68 | - | 0.34 | 0.05 | 5/16 | 5/16 | 0.94 | 0.53 |
| BU-125 | 1/8 | 2.02 | 1.23 | 0.60 | 0.50 | 0.09 | 1/2 | 7/16 | 1.50 | 0.97 |
| BU-250 | 1/4 | 2.21 | 1.32 | 0.70 | 0.60 | 0.19 | 5/8 | 9/16 | 1.69 | 1.03 |
| BU-375 | 3/8 | 2.45 | 1.45 | 0.76 | 0.66 | 0.28 | 3/4 | 11/16 | 1.87 | 1.16 |
| BU-500 | 1/2 | 2.80 | 1.65 | 0.86 | 0.90 | 0.41 | 15/16 | 7/8 | 2.00 | 1.25 |
| BU-750 | 3/4 | 3.11 | 1.86 | 0.86 | 0.95 | 0.62 | 1-3/16 | 1-1/8 | 2.30 | 1.46 |
| BU-1000 | 1 | 3.77 | 2.25 | 1.03 | 1.22 | 0.88 | 1-5/8 | 1-1/2 | 2.80 | 1.77 |
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Description
Material:
Truelok® standard Compression Tube Fittings Male Adapter are manufactured by using SS316 Bar Stock in accodance with ASTM A-479 and SS316 Forging in accordance with ASTM A-182. Fittings in other materials are available at customer’s request.
Operating Temperature:
Truelok® Compression Tube Fittings Male Adapter provide safe and reliable performance from cyrogenic temperature to high temperature upto 380 °C.
Working Pressure:
The maximum working pressure of standard Compression Tube Fittings Male Adapter, when used in conjunction with annealed SS316 seamless tubing per ASTM A-213 or equivalent, is shown below:
PSIG(Pound Square Per Inch)
| Tube O.D. (inches) | Wall Thickness of Tube (inches) | |||||||||||
| 0.010 | 0.012 | 0.014 | 0.016 | 0.020 | 0.028 | 0.035 | 0.049 | 0.065 | 0.083 | 0.095 | 0.109 | |
| Working Pressure, psig | ||||||||||||
| 1/16 | 5600 | 6800 | 8100 | 9400 | 12100 | |||||||
| 1/8 | 8500 | 10900 | ||||||||||
| 1/4 | 4000 | 5100 | 7500 | 10200 | ||||||||
| 3/8 | 3300 | 4800 | 6500 | |||||||||
| 1/2 | 2600 | 3700 | 5100 | 6700 | ||||||||
| 3/4 | 2400 | 3300 | 4200 | 4900 | 5800 | |||||||
| 1 | 2400 | 3100 | 3600 | 4200 | ||||||||
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