球阀是一种重要的阀类,在石油化工、长输管线等领域有广泛应用。球阀的关闭件是一个带孔的球体(或部分球),球体随阀杆转动,实现阀门的开启或关闭。 在各种阀门中,球阀的流动阻力最小,全径球阀打开时,球体通道、阀体通道和连接管径相等并成一直径,介质几乎可以毫无损失的流过。 球阀旋转90°即可全关全开,启闭迅速。与相同规格的闸阀、截止阀比较、球阀体积小、重量轻,便于管道安装
产品特征
公称压力: 1.6~6.4Mpa
适用温度范围:≤ 150℃
适用介质:硝酸类、醋酸类、水、油、气类及某些腐蚀性液体。
主要零件材质
零件名称 | ZG0cr18Ni9 | ZG00Cr18Ni10 | ZG1C0r17Ni14M02 | ZG00Cr17Ni14M02 | WCB |
阀体 /阀盖 | 0Cr18Ni9 | 00Cr18Ni10 | 0Cr18Ni9M02 | 00Cr18Ni10M02 | WCB |
球体 | 0Cr18Ni9 | 00Cr18Ni10 | 0Cr18Ni9M02 | 00Cr18Ni10M02 | 1Cr13 |
闷杆 | 0Cr1SNi9 | 00Cr18Ni10 | 0Cr18Ni9M02 | 00Cr18Ni10M02 | 1Cr13 |
阀座 | 0Cr18Ni9 | 00Cr18Ni10 | 0r17Ni14M02 | 00Cr18Ni10M02 | 1Cr13 |
填料 /垫片 | PTFE | PTFE | PTFE | PTFE | PTFE |
螺栓 | 不锈钢 | 35GrM0A | |||
螺母 | 不锈钢 | 45 | |||
手柄 | 铸钢 |
主要连接尺寸
型号 | 公称通径 | 尺寸 (mm) | |||||||
L | D | D1 | D2 | D0 | b-f | z-φd | W | ||
Q41F- 1.6MPa | 15 | 130 | 95 | 65 | 45 |
| 142 | 414 | 115 |
20 | 140 | 105 | 75 | 55 |
| 142 | 414 | 130 | |
25 | 150 | 115 | 85 | 65 |
| 142 | 414 | 150 | |
32 | 165 | 135 | 100 | 78 |
| 162 | 418 | 190 | |
40 | 180 | 145 | 110 | 85 |
| 163 | 418 | 230 | |
50 | 200 | 160 | 125 | 100 |
| 163 | 418 | 240 | |
65 | 220 | 180 | 145 | 120 |
| 183 | 418 | 280 | |
80 | 250 | 195 | 160 | 135 |
| 203 | 818 | 310 | |
100 | 280 | 215 | 180 | 155 |
| 203 | 818 | 330 | |
125 | 320 | 245 | 210 | 185 |
| 223 | 818 | 600 | |
150 | 360 | 280 | 240 | 210 |
| 243 | 823 | 800 | |
200 | 400 | 335 | 295 | 265 |
| 263 | 1223 | 1000 | |
250 | 450 | 425 | 355 | 320 |
| 303 | 12.25 | 1200 |
主要连接尺寸
型 号 | 公称通径 | 尺 寸 (mm) | |||||||
L | D | D1 | D2 | D6 | b-f | z-Φd | W | ||
Q41F-2.5Mpa | 15 | 130 | 95 | 65 | 45 |
| 14-2 | 4-14 | 115 |
20 | 140 | 105 | 75 | 55 |
| 14-2 | 4-14 | 130 | |
25 | 150 | 115 | 85 | 65 |
| 14-2 | 4-14 | 150 | |
32 | 165 | 135 | 100 | 78 |
| 16-2 | 4-18 | 190 | |
40 | 180 | 145 | 110 | 85 |
| 18-3 | 4-18 | 230 | |
50 | 200 | 160 | 125 | 100 |
| 20-3 | 4-18 | 240 | |
65 | 220 | 180 | 145 | 120 |
| 22-3 | 8-18 | 280 | |
80 | 250 | 195 | 160 | 135 |
| 22-3 | 8-18 | 310 | |
100 | 280 | 230 | 190 | 160 |
| 24-3 | 8-23 | 330 | |
125 | 320 | 270 | 220 | 188 |
| 28-3 | 8-25 | 600 | |
150 | 360 | 300 | 250 | 218 |
| 30-3 | 8-25 | 800 | |
200 | 400 | 360 | 310 | 278 |
| 34-3 | 12-25 | 1000 | |
250 | 450 | 425 | 370 | 332 |
| 36-3 | 12-30 | 1200 | |
Q41F-4.0Mpa | 15 | 130 | 95 | 65 | 45 | 40 | 16-2 | 4-14 | 115 |
20 | 140 | 105 | 75 | 55 | 51 | 16-2 | 4-14 | 130 | |
25 | 150 | 115 | 85 | 65 | 58 | 16-2 | 4-14 | 150 | |
32 | 180 | 135 | 100 | 78 | 66 | 18-3 | 4-18 | 190 | |
40 | 200 | 145 | 110 | 85 | 76 | 18-3 | 4-18 | 230 | |
50 | 220 | 160 | 125 | 100 | 88 | 20-3 | 4-18 | 240 | |
65 | 250 | 180 | 145 | 120 | 110 | 22-3 | 8-18 | 280 | |
80 | 280 | 195 | 160 | 135 | 121 | 22-3 | 8-18 | 310 | |
100 | 320 | 230 | 190 | 160 | 150 | 24-3 | 8-23 | 330 | |
125 | 360 | 270 | 220 | 188 | 176 | 28-3 | 8-25 | 600 | |
150 | 400 | 300 | 250 | 218 | 204 | 30-3 | 8-25 | 800 | |
200 | 550 | 375 | 320 | 282 | 260 | 38-3 | 12-30 | 1200 | |
Q41F-6.4Mpa | 15 | 140 | 105 | 75 | 55 | 40 | 18-3 | 4-14 | 115 |
20 | 152 | 125 | 90 | 68 | 51 | 20-3 | 4-18 | 130 | |
25 | 180 | 135 | 100 | 78 | 58 | 22-3 | 4-18 | 150 | |
32 | 200 | 150 | 110 | 82 | 66 | 24-3 | 4-23 | 190 | |
40 | 220 | 165 | 125 | 95 | 76 | 24-3 | 4-23 | 230 | |
50 | 250 | 175 | 135 | 105 | 88 | 26-3 | 4-23 | 240 | |
65 | 280 | 200 | 160 | 130 | 110 | 28-3 | 8-23 | 280 | |
80 | 320 | 210 | 170 | 140 | 121 | 30-3 | 8-23 | 310 | |
100 | 360 | 250 | 200 | 168 | 150 | 32-3 | 8-25 | 330 | |
125 | 381 | 295 | 240 | 202 | 176 | 36-3 | 8-30 | 600 |