Bolt/welded connection valve cover, reduced diameter and full diameter
The end connection is a flange, designed according to GB/T12224
Product drawing

Product dimensions
| 150LB RF | |||||||||
| NPS(inch) | Ød | L | H | A | B | C | T | F | n-Ø |
| 1/2″ | 10.5 | 108 | 56 | 35 | 60.5 | 90 | 11.6 | 2 | 4-16 |
| 3/4″ | 13 | 117 | 58 | 43 | 70 | 100 | 13.2 | 2 | 4-16 |
| 1″ | 17.5 | 127 | 78 | 51 | 79.5 | 110 | 14.5 | 2 | 4-16 |
| 1 1/4″ | 24 | 140 | 88 | 63.5 | 89 | 115 | 16 | 2 | 4-16 |
| 1 1/2″ | 29 | 165 | 96 | 73 | 98.5 | 125 | 17.5 | 2 | 4-16 |
| 2″ | 36.5 | 203 | 108 | 92 | 120.5 | 150 | 19.5 | 2 | 4-19 |
| 300LB RF | |||||||||
| NPS(inch) | Ød | L | H | A | B | C | T | F | n-Ø |
| 1/2″ | 10.5 | 152 | 63 | 35 | 66.5 | 95 | 14.7 | 2 | 4-16 |
| 3/4″ | 13 | 178 | 65 | 43 | 82.5 | 115 | 16.3 | 2 | 4-19 |
| 1″ | 17.5 | 203 | 80 | 51 | 89 | 125 | 17.9 | 2 | 4-19 |
| 1 1/4″ | 24 | 216 | 90 | 63.5 | 98.5 | 135 | 19.5 | 2 | 4-19 |
| 1 1/2″ | 29 | 229 | 103 | 73 | 114.5 | 155 | 21.1 | 2 | 4-22 |
| 2″ | 36.5 | 267 | 122 | 92 | 127 | 165 | 22.7 | 2 | 8-19 |
| 600LB RF | |||||||||
| NPS(inch) | Ød | L | H | A | B | C | T | F | n-Ø |
| 1/2″ | 10.5 | 165 | 63 | 35 | 66.5 | 95 | 21.3 | 7 | 4-16 |
| 3/4″ | 13 | 190 | 65 | 43 | 82.5 | 115 | 23 | 7 | 4-19 |
| 1″ | 17.5 | 216 | 80 | 51 | 89 | 125 | 24.5 | 7 | 4-19 |
| 1 1/4″ | 24 | 229 | 90 | 63.5 | 98.5 | 135 | 27.7 | 7 | 4-19 |
| 1 1/2″ | 29 | 241 | 103 | 73 | 114.5 | 155 | 29.3 | 7 | 4-22 |
| 2″ | 36.5 | 292 | 122 | 92 | 127 | 165 | 32.4 | 6.4 | 8-19 |
| 900LB/1500LB RF | |||||||||
| NPS(inch) | Ød | L | H | A | B | C | T | F | n-Ø |
| 1/2″ | 10.5 | 216 | 65 | 35 | 82.5 | 120 | 29.5 | 7 | 4-22 |
| 3/4″ | 13 | 229 | 80 | 43 | 89 | 130 | 32.5 | 7 | 4-22 |
| 1″ | 17.5 | 254 | 90 | 51 | 101.5 | 150 | 36 | 7 | 4-26 |
| 1 1/4″ | 24 | 279 | 103 | 63.5 | 111 | 160 | 36 | 7 | 4-26 |
| 1 1/2″ | 29 | 305 | 122 | 73 | 124 | 180 | 39 | 7 | 4-29 |
| 2″ | 36.5 | 368 | 135 | 92 | 165 | 215 | 45.5 | 7 | 8-26 |
Technical Documentation
1. Design and Manufacturing: JB/T7746; GB/T12224
2. Structural length: JB/T7746 or customer requirements
3. Flange end size: GB/T9113, JB/T82.1-82.4
4. Inspection and Testing: JB/T9092; GB/T26480
5. Structural features: B · B (central bolt) W · B (central welding) Flow rate: Full diameter (FP) Shrinking diameter (RP)
6. Subject material:A105N,LF2,LF3,F11,F5,F22,F304,F304L.F316,F316L,F321H,F51,F53,F55,F91,F92,F347,310S,800H, 600625 Special materials, etc
Prev:Forged steel carbon steel national standard lifting check valve H41H-64/100/160/250
Next:Forged steel carbon steel national standard lifting check valve H41H-16/25/40
Related Information
If you have any questions or suggestions about the product, or if you want to know more, you can contact us at any time.
Web
WeChatProduct Center
Export department