

PQ940F电动偏心半球阀介绍

| 公称压力PN(Mpa) | 0.6 | 1.0 | 1.6 | 2.5 | 4.0 |
| 常温最大工作压力(Mpa) | 0.6 | 1.0 | 1.6 | 2.5 | 4.0 |
| 壳体强度试验压力(Mpa) | 1.0 | 1.5 | 2.4 | 3.8 | 6.0 |
| 气密封试验压力(Mpa) | 0.6 | 0.6 | 0.6 | 0.6 | 0.6 |
| 高压密封试验压力(Mpa) | 0.7 | 1.1 | 1.76 | 2.75 | 4.4 |
| 渗漏率 | <0.1×DNmm³/s (符合GB/T13927-2008标准) | ||||
| 适用介质 | 天然气、水蒸气、油品类、酸类、碱类、煤灰、废渣、泥浆、含颗粒状、含纤维等介质。 | ||||
| 传动形式 | 电动传动 | ||||
| 序号 | 零件名称 | 材料名称 | |||
| 1 | 阀体 | WCB | ZG1Cr18Ni9Ti | ZG0Cr18Ni12Mo2Ti | ZG15Cr1Mo1V |
| 2 | 后盖 | Q235A | 1Cr18Ni9Ti | 0Cr18Ni12Mo2Ti | 25Cr2Mo1V |
| 3 | 轴套 | SF-1 | FB090 | FB316 | FB090 |
| 4 | 下阀杆 | 2Cr13 | 1Cr18Ni9Ti | 0Cr18Ni12Mo2Ti | 1Cr18Ni9Ti |
| 5 | 球体 | WCB | ZG1Cr18Ni9Ti | ZG0Cr18Ni12Mo2Ti | ZG15Cr1Mo1V |
| 6 | 压板 | Q235A | 1Cr18Ni9Ti | 0Cr18Ni12Mo2Ti | 25Cr2Mo1V |
| 7 | 阀座 | Q235A+PTFE/堆焊 | 1Cr18Ni9Ti/PTFE | 0Cr18Ni12Mo2Ti/PTFE | 25Cr2Mo1V/PTFE |
| 8 | 球冠 |
1Cr18Ni9Ti /表面特殊处理 |
1Cr18Ni9Ti /表面特殊处理 |
0Cr18Ni12Mo2Ti /表面特殊处理 |
1Cr18Ni9Ti /表面特殊处理 |

|
公称压力 PN (MPa) |
公称通径 DN |
尺 寸(mm) | ||||||||
| L |
D 系列1/系列2 |
D1 | D2 | D6 | b | f | Z-φd | |||
| mm | in | 法兰 | ||||||||
| 0.6 | 40 | - | 125 | 130 | 100 | 80 | - | 16 | 3 | 4-14 |
| 50 | - | 140 | 140 | 110 | 90 | - | 16 | 3 | 4-14 | |
| 65 | - | 190 | 160 | 130 | 110 | - | 16 | 3 | 4-14 | |
| 80 | - | 178 | 190/185 | 150 | 125 | - | 18 | 3 | 4-18 | |
| 100 | - | 200 | 210/205 | 170 | 145 | - | 18 | 3 | 4-18 | |
| 125 | - | 254 | 240/235 | 200 | 175 | - | 20 | 3 | 8-18 | |
| 150 | - | 267 | 265/260 | 225 | 200 | - | 20 | 3 | 8-18 | |
| 200 | - | 292 | 320/315 | 280 | 255 | - | 22 | 3 | 8-18 | |
| 250 | - | 330 | 375/370 | 335 | 310 | - | 24 | 3 | 12-18 | |
| 300 | - | 390 | 440/435 | 395 | 362 | - | 24 | 4 | 12-23 | |
| 350 | - | 430 | 490/485 | 445 | 412 | - | 26 | 4 | 12-23 | |
| 400 | - | 530 | 540/535 | 495 | 465 | - | 28 | 4 | 16-23 | |
| 450 | - | 580 | 595/590 | 550 | 518 | - | 28 | 4 | 16-23 | |
| 500 | - | 630 | 645/640 | 600 | 568 | - | 30 | 4 | 16-23 | |
| 600 | - | 800 | 755 | 705 | 670 | - | 30 | 5 | 20-26/25 | |
| 1.0 | 40 | - | 125 | 145 | 110 | 85 | - | 16 | 3 | 4-18 |
| 50 | - | 140 | 160 | 125 | 100 | - | 16 | 3 | 4-18 | |
| 65 | - | 190 | 180 | 145 | 120 | - | 18 | 3 | 4-18 | |
| 80 | - | 178 | 195 | 160 | 135 | - | 20 | 3 | 4-18 | |
| 100 | - | 200 | 215 | 180 | 155 | - | 20 | 3 | 8-18 | |
| 125 | - | 254 | 245 | 210 | 185 | - | 22 | 3 | 8-18 | |
| 150 | - | 267 | 280 | 240 | 210 | - | 24 | 3 | 8-23 | |
| 200 | - | 292 | 335 | 295 | 265 | - | 24 | 3 | 8-23 | |
| 250 | - | 330 | 390 | 350 | 320 | - | 26 | 3 | 12-23 | |
| 300 | - | 390 | 440 | 400 | 368 | - | 26 | 4 | 12-23 | |
| 350 | - | 430 | 500 | 460 | 428 | - | 28 | 4 | 16-23 | |
| 400 | - | 530 | 565 | 515 | 482 | - | 28 | 4 | 16-25 | |
| 450 | - | 580 | 615 | 565 | 532 | - | 30 | 4 | 20-25 | |
| 500 | - | 630 | 670 | 620 | 585 | - | 30 | 4 | 20-25 | |
| 600 | - | 800 | 480 | 725 | 685 | - | 34 | 5 | 20-30 | |
| 700 | - | 900 | 895 | 840 | 800 | - | 38 | 5 | 24-30 | |
| 800 | - | 1000 | 1010 | 950 | 905 | - | 42 | 5 | 24-34 | |