商品描述
产品特点
1、栓接阀盖或焊接式阀盖;
2、缩径;
3、锥形阀瓣或针形阀瓣;
4、法兰连接或对焊连接。
技术规范
| 设计标准 | 压力温度等级 | 结构长度 | 法兰型式尺寸 | 对焊端连接 | 检验与测试 |
| GB/T12235 | GB/T12224 | GB/T12221 | GB/T9113 | GB/T12224 | JB/T9092 |
| GB/T12224 | JB/T96-95 | JB/T82.1~82.4 |
主要外形连接尺寸及重量
| 公称压力 | 规格 | 阀门尺寸 | 重量(kg) | |||||
| mm | in. | d（缩径） | L-RF | L-BW | H | W | ||
| PN1.6/2.5 | 15 | 1/2 | 10 | 130 | 130 | 158 | 100 | 3.8/4.0 |
| 20 | 3/4 | 13 | 150 | 150 | 163 | 100 | 4.5/1.7 | |
| 25 | 1 | 19.1 | 160 | 160 | 193 | 125 | 5.6/5.8 | |
| 32 | 1¼ | 24 | 190 | 190 | 250 | 160 | 6.3/6.5 | |
| 40 | 1½ | 31.8 | 200 | 200 | 250 | 160 | 9.1/10.7 | |
| 50 | 2 | 38.1 | 230 | 230 | 291 | 180 | 13.7/15.3 | |
| 65 | 2½ | 48.5 | 290 | 290 | 350 | 240 | 24.5/26.3 | |
| PN4.0 | 15 | 1/2 | 10 | 130 | 130 | 158 | 100 | 4.3 |
| 20 | 3/4 | 13 | 150 | 150 | 163 | 100 | 5 | |
| 25 | 1 | 19.1 | 160 | 160 | 193 | 125 | 6.3 | |
| 32 | 1¼ | 24 | 190 | 190 | 250 | 160 | 7 | |
| 40 | 1½ | 31.8 | 200 | 200 | 250 | 160 | 12.3 | |
| 50 | 2 | 38.1 | 230 | 230 | 291 | 180 | 18.8 | |
| 65 | 2½ | 48.5 | 290 | 290 | 350 | 240 | 27.7 | |
| PN6.4 | 15 | 1/2 | 10 | 170 | 170 | 158 | 100 | 4.8 |
| 20 | 3/4 | 13 | 190 | 190 | 163 | 100 | 5.6 | |
| 25 | 1 | 19.1 | 210 | 210 | 193 | 125 | 8 | |
| 32 | 1¼ | 24 | 230 | 230 | 250 | 160 | 9.4 | |
| 40 | 1½ | 31.8 | 260 | 260 | 250 | 160 | 13.7 | |
| 50 | 2 | 38.1 | 300 | 300 | 291 | 180 | 23.7 | |
| 65 | 2½ | 48.5 | 340 | 340 | 350 | 240 | 32 | |
| PN10.0 | 15 | 1/2 | 10 | 170 | 170 | 158 | 100 | 5.4 |
| 20 | 3/4 | 13 | 190 | 190 | 163 | 100 | 6.6 | |
| 25 | 1 | 19.1 | 210 | 210 | 193 | 125 | 9.8 | |
| 32 | 1¼ | 24 | 230 | 230 | 250 | 160 | 10.5 | |
| 40 | 1½ | 31.8 | 260 | 260 | 250 | 160 | 18.6 | |
| 50 | 2 | 38.1 | 300 | 300 | 291 | 180 | 27.6 | |
| 65 | 2½ | 48.5 | 340 | 340 | 350 | 240 | 35 | |
注:H为阀门全开时的高度。
产品询价