1、設計制造按GB12234-89 GB12234-89
2、結(jié)構(gòu)長度按GB12221-89 GB12221-89
3、法蘭尺寸按JB/T79-94 JB/779-94
4、閥門檢查和試驗按GB13927
| 型號 | 公稱壓力 | 試驗壓力 | 適用溫度 | 適用介質(zhì) | 保溫套壓力 | |
| Shell | Seal | |||||
| BJ45W-25P | 2.5 | 3.75 | 2.75 | ≤200 | Acetic urea | ≤1.3 |
| BJ45W-40P | 4.0 | 6.0 | 4.4 | |||
| BJ45W-64P | 6.4 | 9.0 | 6.6 | Acetic urea | ||
| BJ45W-25P | 2.5 | 3.75 | 2.75 | |||
| BJ45W-40P | 4.0 | 6.0 | 4.4 | |||
| BJ45W-64P | 6.4 | 9.0 | 6.6 | |||
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