The QJ41M integrated high-temperature ball valve is a specially designed ball valve for high-temperature environments, with characteristics such as high temperature resistance, wear resistance, and corrosion resistance. It is suitable for media such as water vapor, oil, heat transfer oil, and acids.
| No. | Parts Name | Material |
| 1 | Body | A105+ENP, A182 F6, F304, F304L, F316, F316L, F51 |
| 2 | Seat | PTFE, R-PTFE, PEEK, PPL |
| 3 | Anti-static Spring | Stainless Steel |
| 4 | Stem | A105+ENP, A182 F6, F304, F304L, F316, F316L, F51 |
| 5 | O-ring | NBR, PTFE |
| 6 | Limited Plate | 1015+Cr, Carbon Steel+Cr |
| 7 | Lever | A216 WCB, 1025+Cr |
| 8 | Fix Nut | Stainless Steel |
| 9 | Backup Ring | A182 F304, F316 |
| 10 | Packing | PTFE, Graphite |
| 11 | Positioning Pin | Stainless Steel |
| 12 | Thrust Washer | PTFE |
| 13 | Gasket | PTFE, Graphite |
| 14 | Ball | A105+ENP, A182 F6, F304, F304L, F316, F316L, F51 |
| 15 | Bonnet | A105+ENP, A182 F6, F304, F304L, F316, F316L, F51 |
| 16 | O-ring | NBR, PTFE |
| 17 | Stud | A193 B7, B7M, B8, B8M |
| 18 | Nut | A194 2H, 2HM, 8, 8M |
Main Dimensions
| Model | Size(mm) | Dimensions(mm) | ||||||||
| QJ41M | inch | DN | L | D | D1 | D2 | b | Z-Φd | H | W |
| 3/4″ | 20 | 117 | 98 | 70 | 43 | 12 | 4-Φ15 | 75 | 130 | |
| 1″ | 25 | 127 | 108 | 79.5 | 51 | 12 | 4-Φ15 | 85 | 150 | |
| 11/4″ | 32 | 140 | 117 | 89 | 64 | 13 | 4-Φ15 | 96 | 190 | |
| 11/2″ | 40 | 165 | 127 | 98.5 | 73.2 | 15 | 4-Φ15 | 107 | 230 | |
| 2″ | 50 | 178 | 152 | 120.7 | 92 | 16 | 4-Φ19 | 118 | 240 | |
| 21/2″ | 65 | 190 | 177.8 | 139.7 | 104.7 | 18 | 4-Φ19 | 145 | 280 | |
| 3″ | 80 | 203 | 190.5 | 152.4 | 127 | 19 | 4-Φ19 | 160 | 310 | |
| 4″ | 100 | 229 | 229 | 190.5 | 157 | 24 | 8-Φ19 | 185 | 330 | |
| 5″ | 125 | 356 | 254 | 216 | 185.7 | 26 | 8-Φ22 | 230 | 600 | |
| 6″ | 150 | 394 | 279 | 241.3 | 216 | 26 | 8-Φ22 | 260 | 800 | |
| 8″ | 200 | 457 | 343 | 298.5 | 270 | 29 | 8-Φ22 | 310 | 1000 | |
| 10″ | 250 | 533 | 406 | 362 | 324 | 31 | 12-Φ25 | 350 | 1200 | |
| Test Item | Shell Test | Sealing Test | Back Seal Test | Air Test | |||||
| Medium | Water | Air | |||||||
| Unit | MPa | Lbf/in2 | MPa | Lbf/in2 | MPa | Lbf/in2 | MPa | Lbf/in2 | |
| Test Pressure | 150 | 3.1 | 450 | 2.2 | 315 | 2.2 | 315 | 0.5-0.7 | 60-100 |
| 300 | 7.8 | 1125 | 5.6 | 815 | 5.6 | 815 | |||
| 400 | 10.3 | 1500 | 7.6 | 1100 | 7.6 | 1100 | |||
| 600 | 15.3 | 2225 | 11.2 | 1630 | 11.2 | 1630 | |||
| 900 | 23.1 | 3350 | 16.8 | 2440 | 16.8 | 2440 | |||
Product Display
