◆ The main structural features
1, reasonable structure, reliable sealing, excellent performance, attractive appearance;
2, sealing surface is welded Co-based cemented carbide, wear, corrosion, good anti-friction properties, long life;
3, valve Rod quenching and surface nitriding, with good corrosion and friction properties;
4, double seal, more reliable performance;
5, stem lift position indication, more intuitive;
6, parts material, flange and butt welding Size according to the actual conditions or user requirements reasonable matching, to meet the needs of various projects
◆ technical specifications
| structure type | BB-BG-OS Y |
| Drive mode | Manual |
| electric | |
| design standards | ASME B16.10, BS1873 |
| Structure length | ASME B16.10 |
| Connect the flange | ASME B16.5 |
| Test and inspection | API598 |
◆ product performance specifications
| Nominal pressure (LB) | Shell test pressure (MPa) | Seal test pressure (MPa) | Applicable temperature (℃) | Use media |
| 150 | 3.0 | 2.2 | ≤350 ℃ | Water, steam, oil and so on |
| 300 | 7.5 | 5.5 | ||
| 600 | 15.0 | 11.0 | ||
| 900 | 22.5 | 16.5 |
◆ The main components of the material
| Serial number | name | Material |
| 1 | Body | ASTM A216-WCB ASTM A217-WC1, WC6, WC9, C5 ASTM A351-CF8, CF8M, CF3, CF3M |
| 2 | Disc | ASTM A182-Gr. F6a ASTM A182-F22 ASTM A182-F304, F316, F321, F304L, F316L |
| 3 | Open the ring | ASTM A182-Gr. F6a ASTM A182-F22 ASTM A182-F304, F316, F321, F304L, F316L |
| 4 | Valve cover | ASTM A182-Gr. F6a ASTM A182-F22 ASTM A182-F304, F316, F321, F304L, F316L |
| 5 | Valve stem | ASTM A182-Gr. F6a ASTM A182-F22 ASTM A182-F304, F316, F321, F304L, F316L |
| 6 | Gasket | Flexible graphite + stainless steel |
| 7 | cap | ASTM A216-WCB ASTM A217-WC1, WC6, WC9, C5 ASTM A351-CF8, CF8M, CF3, CF3M |
| 8 | Bellows assembly | ASTM A182-F304, F316, F321, F304L, F316L |
| 9 | filler | Flexible graphite |
| 10 | Packing gland | ASTM A216-WCB ASTM A217-WC1, WC6, WC9, C5 ASTM A351-CF8, CF8M, CF3, CF3M |
| 11 | Stem nut | Copper alloy |
| 12 | Handwheel | ASTM A536 Gr. 60-40-18, A216-WCB |
| 13 | Positioning pieces | 45, WCB, 304, 316, 304L, 316L |
| 14 | Studs | ASTM A193-B7, A320-B8, A193-B8M |
| 15 | Hex nuts | ASTM A194-2H, A194-8, A194-8M |
| model | WJ41-150LB | |||||||||||||||
| Pressure Level | 150LB | |||||||||||||||
| caliber | mm | 15 | 20 | 25 | 32 | 40 | 50 | 65 | 80 | 100 | 125 | 150 | 200 | 250 | 300 | 350 |
| in | 1/2 | 3/4 | 1 | 11/4 | 11/2 | 2 | 21/2 | 3 | 4 | 5 | 6 | 8 | 10 | 12 | 14 | |
| L | 108 | 117 | 127 | 140 | 165 | 203 | 216 | 241 | 292 | 356 | 406 | 495 | 622 | 698 | 787 | |
| H | 241 | 241 | 241 | 280 | 286 | 368 | 387 | 400 | 457 | 520 | 609 | 698 | 762 | 876 | 990 | |
| W | 120 | 140 | 140 | 180 | 200 | 220 | 260 | 280 | 300 | 320 | 340 | 400 | 450 | 450 | 450 | |
| Weight (kg) | 4 | 5 | 6 | 10 | 13 | 18 | 30 | 35 | 55 | 75 | 104 | 200 | 300 | 390 | 610 | |
| model | WJ41-300LB | |||||||||||||||
| Pressure Level | 300LB | |||||||||||||||
| caliber | mm | 15 | 20 | 25 | 32 | 40 | 50 | 65 | 80 | 100 | 125 | 150 | 200 | 250 | 300 | 350 |
| in | 1/2 | 3/4 | 1 | 11/4 | 11/2 | 2 | 21/2 | 3 | 4 | 5 | 6 | 8 | 10 | 12 | 14 | |
| L | 152 | 178 | 203 | 215 | 229 | 267 | 292 | 318 | 356 | 400 | 444 | 559 | 622 | 711 | 762 | |
| H | 241 | 241 | 283 | 320 | 322 | 399 | 438 | 450 | 584 | 610 | 660 | 762 | 850 | 1085 | 1187 | |
| W | 120 | 140 | 140 | 180 | 200 | 220 | 260 | 280 | 300 | 320 | 340 | 400 | 450 | 450 | 450 | |
| Weight (kg) | 4 | 7 | 10 | 15 | 20 | 25 | 30 | 52 | 88 | 115 | 160 | 259 | 420 | 595 | 876 | |
| model | WJ41-600LB | |||||||||||||||
| Pressure Level | 600LB | |||||||||||||||
| caliber | mm | 15 | 20 | 25 | 32 | 40 | 50 | 65 | 80 | 100 | 125 | 150 | 200 | 250 | 300 | 350 |
| in | 1/2 | 3/4 | 1 | 11/4 | 11/2 | 2 | 21/2 | 3 | 4 | 5 | 6 | 8 | 10 | 12 | 14 | |
| L | 165 | 190 | 216 | 229 | 241 | 292 | 330 | 356 | 432 | 508 | 559 | 660 | 787 | 838 | 889 | |
| H | 240 | 280 | 320 | 320 | 390 | 430 | 480 | 508 | 635 | 750 | 914 | 1016 | 1219 | 1330 | 1560 | |
| W | 140 | 140 | 160 | 160 | 180 | 180 | 250 | 250 | 350 | 400 | 450 | 500 | 600 | 720 | 760 | |
| Weight (kg) | 7 | 10 | 16 | 22 | 29 | 35 | 50 | 90 | 150 | 230 | 300 | 510 | 850 | 1120 | 1400 | |
| model | WJ41-900LB | |||||||||||||||
| Pressure Level | 900LB | |||||||||||||||
| caliber | mm | 15 | 20 | 25 | 32 | 40 | 50 | 65 | 80 | 100 | 125 | 150 | 200 | 250 | 300 | 350 |
| in | 1/2 | 3/4 | 1 | 11/4 | 11/2 | 2 | 21/2 | 3 | 4 | 5 | 6 | 8 | 10 | 12 | 14 | |
| L | 229 | 229 | 254 | 279 | 305 | 368 | 419 | 381 | 457 | 559 | 610 | 737 | 838 | 965 | 1029 | |
| H | 280 | 330 | 350 | 430 | 508 | 569 | 430 | 635 | 774 | 860 | 1040 | 1330 | 1560 | 1650 | 1780 | |
| W | 160 | 160 | 180 | 180 | 250 | 250 | 320 | 350 | 450 | 550 | 600 | 720 | 760 | 820 | 890 | |
| Weight (kg) | 10 | 16 | 23 | 37 | 49 | 65 | 75 | 120 | 200 | 350 | 410 | 790 | 1300 | 1500 | 1800 | |
