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QS-G/QS-GF Series Rotary Union/Swivel Joint |
Product Features:
1. Simple structure, small volume, light weight, stable sealing performance, convenient for maintenance, and it's the one that widely used among similar products.
2. As Spherical seal abrasing, the sealing ring can always be compensated a spring preloading; the shell slowly moves back, and the wear extent of the seal can be observed by the scribed line on the outer tube.
3. While steam, oil or other medium flows through the spherical ring and non-oil bearing, forming a very thin layer of liquid film which provides sealing and lubrication,
so as to reduce the friction and wear, and prolong the service life.
Working Condition:
Max Spped: 100rpm
Max Temperature: 220℃(350℃)
Max Pressure: 1.8MPa
Medium: Steam, water, hot water
| Model NO. | A | B | C | D | L | L1 | L3 | L4 | L5 | f1 | F2 | H | Φ | R | S | N | O | P | Q | T-U |
| 25 | R1〃 | G3/8〃 | Rc3/4〃 | Rc1/2〃 | 261 | 246 | 225 | 175 | 55 | 32 | 33 | 60 | 12 | 16 | 8 | 25 | 34 | 85 | 1165 | 4-14 |
| 32 | R1-1/4〃 | G1/2〃 | Rc1〃 | Rc1/2〃 | 304 | 288 | 267 | 212 | 60 | 38 | 38 | 68 | 14 | 18 | 12 | 30 | 42 | 100 | 140 | 4-18 |
| 40 | R1-1/2〃 | G3/4〃 | Rc11/4〃 | Rc3/4〃 | 355 | 337 | 312 | 242 | 68 | 48 | 43 | 90 | 14 | 18 | 12 | 38 | 48 | 110 | 150 | 4-18 |
| 50 | R2〃 | G1〃 | Rc11/2〃 | RC1〃 | 388 | 366 | 338 | 268 | 78 | 56 | 51 | 98 | 14 | 20 | 15 | 48 | 60 | 125 | 165 | 4-18 |
| 65 | R21/2〃 | G11/4〃 | Rc2〃 | Rc11/4〃 | 465 | 439 | 405 | 321 | 89 | 64 | 62 | 110 | 18 | 20 | 18 | 64 | 76 | 145 | 185 | 4-18 |
| 80 | R3〃 | G11/2〃 | Rc21/2〃 | Rc11/2〃 | 497 | 467 | 430 | 340 | 98 | 73 | 72 | 120 | 18 | 20 | 20 | 75 | 90 | 160 | 220 | 8-18 |