标碳钢法兰球阀
其他说明
| 产品性能规范 |
| 公称压力(PN) | 1.6 | 2.5 | 4.0 | 6.4 |
| 壳体试验压力 | 2.4 | 3.8 | 6.0 | 9.6 |
| 密封试验(液) | 1.8 | 2.8 | 4.4 | 7.0 |
| 密封试验(气) | 0.5~0.7 | |||
| 适用介质 |
C P R 水,油品,蒸气 硝酸类 醋酸类 |
|||
| 适用温度 | 29℃~150℃(聚四氟乙烯 PTFE) -29℃~200℃(加玻纤增强聚四氟乙烯 PTFE+GLASS) &sp;-29℃~300℃(对位聚笨 PPL) | |||
| &sp; |
| 主要件材料 |
| 名称 | WCB类 | CF8类 | CF3类 | CF8M类 | CF3M类 | |
| 阀体左体 | A216-WCB | A315-CF8 | A35-CF3 | A351-CF8M | A351-CF3M | |
| 球体 | B2-B8 | A105-1025 | A182-F304L | A182-F304L | A132-F316 | A182-F316L |
| B8以上 | A216-WCB | A351-CF8M | A351-CF3 | A351-CF8M | A351-CF3M | |
| 阀杆 | A182-F6a | A182-F304 | A182-F304L | A182-F336 | A182-F316L | |
| 阀座 | PTFE/增强PTFE/NYLIN PTFE/Reinforced PTFE/Nyion | |||||
| 阀座支承圈 | A105-1025 | A182-F304 | A182-F304L | A182-F316 | A182-F316L | |
| 弹簧 | &sp; | 3yc-7/17-49H | ||||
| O形圈 | R | 氟橡胶 | ||||
| 螺柱 | A193-B7 | A193-B8 | ||||
| 螺母 | A194-2H | A194-8 | ||||
| &sp; |
| &sp; |
| 150Lb外形尺寸和连接尺寸 |
| 公称通径NPS | 单位 | L | D | b | D1 | C | W | H | |
| mm | |||||||||
| 1/2" | 15 | mm | 108 | 89 | 12 | 35 | 60.5 | 115 | 72 |
| in | 4.25 | 3.5 | 0.47 | 1.38 | 2.38 | 4.53 | 28.3 | ||
| 3/4" | 20 | mm | 117 | 98 | 12 | 43 | 70 | 115 | 76 |
| in | 4.61 | 3.86 | 0.47 | 1.69 | 2.76 | 4.53 | 29.9 | ||
| 1" | 25 | mm | 127 | 108 | 12 | 51 | 79.5 | 150 | 92 |
| in | 5 | 4.25 | 0.47 | 2 | 3.13 | 5.9 | 3.62 | ||
| 11/2" | 40 | mm | 165 | 127 | 14.3 | 73 | 98.5 | 200 | 123 |
| in | 6.5 | 5 | 0.56 | 2.88 | 3.88 | 7.87 | 4.84 | ||
| 2" | 50 | mm | 178 | 152 | 15.9 | 92 | 120.5 | 200 | 132 |
| in | 7 | 6.00 | 0.625 | 3.62 | 4.75 | 7.87 | 5.20 | ||
| 21/2" | 65 | mm | 190 | 178 | 17.5 | 105 | 139.5 | 320 | 164 |
| in | 7.5 | 7 | 0.69 | 4.12 | 5.5. | 12.6 | 6.45 | ||
| 3" | 80 | mm | 203 | 190 | 19.1 | 127 | 152.4 | 320 | 173 |
| in | 8 | 7.50 | 0.75 | 5 | 6 | 12.6 | 6.8 | ||
| 4" | 100 | mm | 229 | 229 | 23.9 | 157 | 190.5 | 450 | 210 |
| in | 9 | 9 | 0.94 | 6.19 | 7.5 | 17.72 | 8.26 | ||
| 6" | 150 | mm | 394 | 279 | 26 | 216 | 241.5 | 8000 | 288 |
| in | 15.5 | 10.98 | 1.02 | 8.5 | 9.50 | 31.5 | 1.34 | ||
| 8" | 200 | mm | 457 | 343 | 29 | 270 | 298.5 | 1120 | 374 |
| in | 18.00 | 13.50 | 1.12 | 10.62 | 11.75 | 44.10 | 14.72 | ||
| 10" | 250 | mm | 533 | 406 | 31 | 324 | 362 | 1420 | 366 |
| in | 20.98 | 16 | 1.2 | 12.75 | 14.75 | 55.12 | 14.40 | ||
| 12" | 300 | mm | 610 | 483 | 32 | 381 | 432 | 1420 | 412 |
| in | 24 | 19 | 1.26 | 15 | 17 | 55.12 | 16.22 | ||
