爱普生压电喷头行业资讯
2024-05-03通用阀门 铁制旋启式止回阀、阀体和阀盖的壁厚
公 称 通 径 DN | 阀体和阀盖最小壁厚 | |||||
| 灰 铸 铁 | 球 墨 铸 铁 | |||||
0.25 MPa | 0.60 MPa | 1.0 MPa | 1.6 MPa | 2.5 MPa | 4.0 MPa | |
| 50 | 6 | 8 | 8 | 8 | 8 | 9 |
| 65 | 6 | 8 | 8 | 9 | 9 | 10 |
| 80 | 6 | 9 | 9 | 10 | 10 | 11 |
| 100 | 8 | 9 | 9 | 11 | 11 | 12 |
| 125 | 9 | 10 | 10 | 12 | 12 | 13 |
| 150 | 9 | 10 | 10 | 14 | 14 | 15 |
| 200 | 10 | 12 | 12 | 15 | 15 | 16 |
| 250 | 12 | 13 | 13 | |||
| 300 | 13 | 14 | 14 | |||
| 350 | 14 | 15 | 15 | |||
| 400 | 14 | 16 | 16 | |||
| 450 | 15 | 17 | 17 | |||
| 500 | 15 | 18 | 18 | |||
| 600 | 16 | 20 | 20 | |||
| 700 | 20 | 24 | 26 | |||
| 800 | 20 | 24 | 26 | |||
| 900 | 22 | 25 | 28 | |||
| 1000 | 22 | 26 | 30 | |||
| 1200 | 23 | 26 | ||||
| 1400 | 24 | 30 | ||||
| 1600 | 24 | 30 | ||||
| 1800 | 26 | |||||
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