A27W彈簧微啟式安全閥
A27W彈簧微啟式安全閥適用于工作溫度≤200℃的水、空氣、蒸氣等介質的設備或管路上。A27Y適用于工作溫度≤200℃有腐蝕性介質的設備或管路上，作為超壓保護裝置。
NO. | Name of part | A27H Materials | A27W-P Materials | A27W-R Materials |
1 | Body | HT350 | ZG1Cr18Ni9Ti | ZG1Cr18Ni12Mo2Ti |
2 | Nozzle | 35 | ZG1Cr18Ni9Ti | ZG1Cr18Ni12Mo2Ti |
3 | Adjusting ring | 2Cr13 | 1Cr18Ni9Ti | 1Cr18Ni12Mo2Ti |
4 | Disc | 2Cr13 | 1Cr18Ni9Ti | 1Cr18Ni12Mo2Ti |
5 | Spring | 50CrVA | 50CrVA Coated Teflon | 50CrVA Coated Teflon |
6 | Stem | 2Cr13 | 2Cr13 | 1Cr18Ni9Ti |
7 | Adjusting bolt | 45 | 2Cr13 | 1Cr18Ni9Ti |
8 | Cap | ZG200-400 | ZG200-400 | 1Cr18Ni9Ti |
| Sealing surface of material | D507 Depositing D507 | Co Depositing slite |
10 | Adjusting nut | Q235-A | 2Cr13 | 1Cr18Ni12Mo2Ti |
| Sealing surface of material | "Y" Co Depositing slite, "H" D507 Depositing D507, "W" body |
公稱通徑 DN | R | do | S | H= | L1 | L | G | 重量
Kg |
15 | 1/2” | 16 | 30 | 176 | 54 | 35 | 1/2” | 1 |
20 | 3/4” | 20 | 34 | 189 | 59 | 37 | 3/4” | 1.2 |
25 | 1” | 25 | 40 | 221 | 70 | 42 | 1” | 1.7 |
32 | 11/4” | 31 | 48 | 247 | 83 | 45 | 11/4” | 2.1 |
40 | 11/2” | 37 | 56 | 269 | 89 | 55 | 11/2” | 3 |
50 | 2” | 48 | 66 | 305 | 104 | 67 | 2” | 4.7 |
65 | 21/2” | 62 | 86 | 362 | 116 | 76 | 21/2” | 9 |
80 | 3” | 73 | 98 | 383 | 125 | 84 | 3” | 11.5 |
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