安全阀整定压力分级
公称压力（MPA) 整定压力分级
1.6： 0.06-0.1 0.1-0.16 0.16-0.25 0.25-0.4 0.4-0.6 0.6-0.8 0.8-1.0 1.0-1.3 1.3-1.6
2.5： 〉1.3-1.6 〉1.6-2.0 〉2.0-2.5
4.0： 〉1.3-1.6 〉1.6-2.0 〉2.0-2.5 〉2.5-3.2 〉3.2-4.0
6.4： 〉2.5-3.2 〉3.2-4.0 〉4.0-5.0 〉5.0-6.4
10.0： 〉4.0-5.0 〉5.0-6.4 〉6.4-8.0 〉8.0-10.0
16.0: 〉10-13 〉13-16
32.0: 〉16-19 〉19-22 〉22-25 〉25-29 〉29-32
开启压力按要求设定
| SKU:弹簧微启式安全阀(A27H) |
Description:
| 系列Series | | A27H-10 A27H-16 A27H-25 A27H-40 A27Y-10P A27Y-16P A27Y-25P A27Y-40P A27Y-10R A27Y-16R A27Y-25R A27Y-40R | | A27H型适用于工作温度≤200℃的水、空气、蒸气等介质的设备或管路上。A27Y适用于工作温度≤200℃有腐蚀性介质的设备或管路上，作为超压保护装置。 | | A27H type are used for the equipment and pipeline of water, air, steam etc. medium what the working temperature are less than 200 . A27Y type are used for the equipment and pipeline of the quality with corrode me-dium what the working tempe-rature are less than 200 . Take for extra pressure devices. | | 主要零部件材料Explanation of materials for main parts | | 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 | 50CrVACoated Teflon | 50CrVACoated 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 | CoDepositing stellite | | 10 | Adjusting nut | Q235-A | 2Cr13 | 1Cr18Ni12Mo2Ti | | Sealing surface of material | "Y" CoDepositing stellite, "H" D507 Depositing D507, "W"body |
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