用途：
本阀适用于公称压力≤1.6MPa的水、蒸气、油品管路上，作启闭用。
Uses:
This valve is applicable to nominal pressure ≤ 1.6MPa water, steam, oil pipeline, used for opening and closing.
主要零件材料:
Main parts materials:
| 零件名称 | 材 料 |
| 阀体、阀盖、手枪 | 灰铸铁 |
| 柱塞 | 不锈钢 |
| 密封圈 | 石墨 |
外形尺寸和连接尺寸:
Dimensions and connection dimensions:
| 型号 | 公称通径(mm) | 尺寸(mm) |
| L | D | D1 | D2 | b-f | z-Фd | H | D0 |
| 15 | 130 | 95 | 65 | 45 | 14-2 | 4-14 | 122 | 77 |
| 20 | 150 | 105 | 75 | 55 | 16-2 | 4-14 | 140 | 100 |
| 25 | 160 | 115 | 85 | 65 | 16-2 | 4-14 | 170 | 100 |
| 32 | 180 | 135 | 100 | 78 | 17-2 | 4-18 | 170 | 130 |
| 40 | 200 | 145 | 110 | 85 | 18-3 | 4-18 | 200 | 170 |
| 50 | 230 | 160 | 125 | 100 | 20-3 | 4-18 | 220 | 170 |
| 65 | 190 | 180 | 145 | 120 | 20-3 | 4-18 | 270 | 197 |
| 80 | 310 | 195 | 160 | 135 | 21-3 | 8-18 | 308 | 292 |
| 100 | 350 | 215 | 180 | 155 | 23-3 | 8-18 | 326 | 292 |
| 125 | 400 | 245 | 210 | 185 | 25-3 | 8-18 | 375 | 300 |
| 150 | 180 | 280 | 240 | 210 | 27-3 | 8-23 | 413 | 360 |
| 200 | 600 | 335 | 295 | 265 | 30-3 | 12-23 | 465 | 385 |
其他型号，以电话联系为准。