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Color Code:
Black Nut, Yellow Sub |
Three lug nuts and self-locking ACME threads provide quick make-up and break-out
Color coded for quick identification
Unique identification for sour gas unions
Meet or exceed National Association of Corrosion Engineers standard NACE MR-01-75 and API RP-14E
Manufactured from quality steel meeting ASTM and/or AISI standards
All unions provide pressure-tight & positive sealing for low-pressure services (500 to 2,000 PSI)|
The spherical surface male sub and angular surface female sub form a metal-to-metal seal, the ball and tangent provides a perfect seal
Range from 1/2” to 12” with cold working pressures from 500 to 20,000 PSI
Compatible with other brands
NBR/Nitrile (standard service), Viton® (sour gas service)
Size | Nut Radius | Length Total | Pressure Rating (PSI) | Weight (LBS) | |||
Inches | Inches | Inches |
Standard Service |
Sour Gas Service |
(Approx.) | ||
Cold Working |
Test |
Cold Working |
Test | ||||
2 | 2.90 | 3.23 | 1000 | 1500 | N/A | N/A | 5.63 |
2-1/2 | 3.60 | 4.25 | 1000 | 1500 | N/A | N/A | 11.47 |
3 | 4.00 | 4.59 | 1000 | 1500 | N/A | N/A | 13.80 |
4 | 4.70 | 4.94 | 1000 | 1500 | N/A | N/A | 19.42 |
5 | 5.80 | 6.00 | 1000 | 1500 | N/A | N/A | 32.50 |
6 | 6.50 | 6.84 | 1000 | 1500 | N/A | N/A | 46.21 |
8 | 7.87 | 7.31 | 1000 | 1500 | N/A | N/A | 69.88 |
Diyak Ltd
Diyak Ltd