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Product
Tube Fitting Union (Straight)
| Model | T Tube O.D. |
A | C | D | E Minimum Opening |
F Hex Flat |
G Hex Flat |
H |
| inch | inch | inch | inch | inch | inch | inch | inch | |
| U-062 | 1/16 | 0.99 | - | 0.34 | 0.05 | 5/16 | 5/16 | 0.69 |
| U-125 | 1/8 | 1.40 | 0.60 | 0.50 | 0.09 | 7/16 | 7/16 | 0.88 |
| U-250 | 1/4 | 1.61 | 0.70 | 0.60 | 0.19 | 1/2 | 9/16 | 1.03 |
| U-375 | 3/8 | 1.77 | 0.76 | 0.66 | 0.28 | 5/8 | 11/16 | 1.19 |
| U-500 | 1/2 | 2.02 | 0.86 | 0.90 | 0.41 | 13/16 | 7/8 | 1.22 |
| U-750 | 3/4 | 2.11 | 0.86 | 0.95 | 0.75 | 1-1/16 | 1-1/8 | 1.30 |
| U-1000 | 1 | 2.55 | 1.03 | 1.22 | 0.87 | 1-3/8 | 1-1/2 | 1.58 |
Material:
Standard Compression Tube Fittings Unions are manufactured by using SS316 Bar Stock in accodance with ASTM A-479 and SS316 Forging in accordance with ASTM A-182. Fitting Union in other materials are available at customer's request.
Operating Temperature:
Compression Tube Fitting Unions 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 Unions when used in conjunction with annealed SS316 seamless tubing per ASTM A-213 or equivalent is shown below:
| Tube O.D. (inch) |
Wall Thickness (inch) | |||||
| 0.020 | 0.028 | 0.035 | 0.049 | 0.065 | 0.083 | |
| 1/8" | 6863 | 9967 | 12641 | |||
| 1/4" | 4600 | 5891 | 8602 | 11688 | ||
| 3/8" | 3777 | 5460 | 7571 | |||
| 1/2" | 2768 | 3976 | 5423 | 7162 | ||