產(chǎn)品分類
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產(chǎn)品展示
PRODUCTS
空壓機安全閥AQ20 AQ25
| 主要性能規(guī)范：Main technical data | |||||||||
| 型號 Type |
強度試驗壓力 MPa Shell test pressure |
整定壓力范圍 MPa Range of Adjusted pressure |
密封試驗壓力 MPa sealing test pressure |
排放壓力 |
回座壓力 MPa re-seating pressure |
開啟高度 mm Value Lift |
適用溫度 ℃ Suitable temperature |
排量系數(shù) Coefficient of dischange |
適用介質(zhì) Suitable medium |
| AQ20 AQ25 |
2.4 | Ps0.3～1.6 | 90%整定壓力 setting pressure |
≤1.1 x 整定壓力 setting pressure |
≥85% |
≥1/20 喉徑 Throat diameter |
≤300 | 0.2 |
空氣 |
| 主要零件材料 Material of main parts | ||||||||||
| 零件名稱 Part |
閥體 Body |
閥蓋 Bonnet |
閥套、閥瓣 Sleeve,Disc |
彈簧座、閥桿 Spring seat,Stem |
彈簧 Spring |
調(diào)節(jié)螺母 Adjust Num |
閥帽 Cap |
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材料 |
2Cr13 | 碳鋼 Carbon steel |
2Cr13 | 2Cr13 | 50CrVa | 碳鋼 Carbon steel |
灰鑄鋼 Grey cast iron |
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| 主要外形尺寸及連接尺寸 Main size of Appearance | ||||||||||
| 公稱通徑 DN/mm Inside Nominal Diameter |
圖中符號 Mark in chart | |||||||||
| d0 | L | G | D | D1 | Z-φD | H | ||||
| 20 | 17 | 25 | G1" | 62 | 44 | 4-φ17 | 220 | |||
| 25 | 20 | 28 | G11/4" | 70 | 50 | 4-φ20 | 226 | |||