一,Q41H锻钢三片式硬密封球阀产品特点
1,采用板簧预载的可动金属阀座结构,密封力设计合理,启闭天真,密封可靠。
2,根据用户的必要,可设计成适用于含固体颗粒,料浆等介质的结构戒耐较高温度的结构。
3,采用下装式阀捍,设置倒密封结构,能确保填料处可靠密封。
二,Q41H锻钢三片式硬密封球阀重要连接尺寸及重量
| 公称压力 | 尺寸（mm) | |||
| L | H | D | D1 | |
| 10 | 90 | 76 | 32 | 3/8' |
| 15 | 90 | 76 | 32 | 1/2' |
| 20 | 100 | 81 | 38 | 3/4' |
| 25 | 115 | 92 | 45 | 1' |
| 32 | 130 | 114 | 55 | 11/4' |
| 40 | 150 | 125 | 65 | 11/2' |
| 50 | 170 | 144 | 75 | 2' |
三,Q41H锻钢三片式硬密封球阀重要连接尺寸及重量
| 公称通经 | 尺寸（mm) | |||||||||||||||
| L | d1 | L1 | D | D1 | D2 | b | Z-Фd | H | ||||||||
| mm | in | 全通经FP | 缩经FP | 全通经FP | 缩经FP | 全通经FP | 缩经FP | QA41 | QA341 | QA641 | QA941 | |||||
| 15 | 1/2' | 130 | - | 15 | - | - | - | 95 | 65 | 45 | 14 | 4-14 | 62 | - | 200 | - |
| 20 | 3/4' | 140 | - | 20 | - | - | - | 105 | 75 | 55 | 14 | 4-14 | 68 | - | 204 | - |
| 25 | 1' | 150 | - | 25 | - | - | - | 112 | 85 | 65 | 14 | 4-14 | 75 | - | 215 | 360 |
| 32 | 11/4' | 165 | - | 32 | - | - | - | 135 | 100 | 78 | 16 | 4-14 | 85 | - | 240 | 390 |
| 40 | 11/2' | 182 | - | 40 | - | - | - | 145 | 110 | 85 | 16 | 4-18 | 95 | - | 264 | 395 |
| 50 | 2' | 200 | - | 50 | - | - | - | 160 | 125 | 100 | 16 | 4-18 | 110 | - | 360 | 472 |
| 65 | 21/2' | 220 | - | 65 | - | - | - | 180 | 145 | 120 | 18 | 4-18 | 130 | - | 379 | 530 |
| 80 | 3' | 250 | 80 | - | - | 195 | 160 | 135 | 20 | 4-18 | 155 | - | 452 | 580 | ||
| 100 | 4' | 280 | 100 | - | - | 215 | 180 | 155 | 20 | 8-18 | 180 | 320 | 479 | 630 | ||
| 125 | 5' | 320 | 125 | - | - | 245 | 210 | 185 | 22 | 8-18 | 250 | 380 | 646 | 710 | ||
| 150 | 6' | 360 | 150 | - | - | 280 | 240 | 210 | 24 | 8-23 | 275 | 400 | 666 | 670 | ||
| 200 | 8' | 400 | 200 | - | - | 335 | 295 | 265 | 26 | 12-23 | 330 | 450 | 815 | 825 | ||
