永鵬A42Y-64彈簧全啟式安全閥（帶手動手柄開放式）適用于工作溫度≤350℃的蒸汽、空氣、液體等介質(zhì)的設(shè)備和管路上。A44Y型彈簧全啟式安全閥（帶手動手柄封閉式）適用于工作溫度≤300℃的空氣、石油等介質(zhì)的設(shè)備和管路上，作為超壓安全保護(hù)裝置。http://www.yonp.sh.cn/aqf/aqf2.html
主要零部件材料
NO | 零件名稱 | A48Y-C A44Y-C A42Y-C | A44Y-P A42Y-P | A44Y-R A42Y-R |
1 | 閥 體 Body | WCB | ZG1Cr18Ni9Ti | CF8M |
2 | 閥 座 Nozzle | 2Cr13 | 1Cr18Ni9Ti | 316 |
3 | 調(diào)節(jié)圈 Adjusting ring | ZG2Cr13 | ZG1Cr18Ni9Ti | 0Cr18Ni12Mo2Ti |
4 | 反沖盤 Disc holder | ZG2Cr13 | ZG1Cr18Ni9Ti | 316 |
5 | 閥瓣 Disc | 2Cr13 | 1Cr18Ni9Ti | 316 |
6 | 導(dǎo)向套 Guide sleeve | 2Cr13 | 1Cr18Ni9Ti | 0Cr18Ni12Mo2Ti |
7 | 閥蓋 Bonnet | ZG230-450 | ZG230-450 | ZG230-450 |
8 | 彈簧 Spring | 50CrVA | 50CrVA包覆氟塑料 Coated Teflon | 50CrVA包覆氟塑料 Coated Teflon |
9 | 閥 桿 Stem | 2Cr13 | 1Cr18Ni9Ti | 1Cr18Ni12Mo2Ti |
10 | 扳 手 Lever | ZG200-400 | ZG200-400 | ZG200-400 |
11 | 調(diào)整螺桿Adjusting bolt | 45 | 2Cr13 | 2Cr13 |
12 | 保護(hù) Cap | ZG200-400 | ZG200-400 | 316 |
| 密封面材料Sealing surface of material | 堆焊Co基硬質(zhì)合金 Depositing slite | ||
外形及連接尺寸
公稱通徑 | 尺寸 Dimensions (mm) | |||||
DO | L | L1 | DN’ | |||
25 | 15 | 110 | 105 | 32 | ||
32 | 20 | 130 | 110 | 40 | ||
40 | 25 | 135 | 120 | 50 | ||
50 | 32 | 160 | 130 | 65 | ||
80 | 50 | 175 | 160 | 100 | ||
100 | 65 | 220 | 200 | 125 | ||
150 | 100 | 285 | 260 | 200 | ||
公稱壓力 | 公稱通徑 | 尺寸 Dimensions (mm) | ||||
L | L1 | DO | DN’ | |||
(A44Y) | 25 | 110 | 95 | 15 | 32 | |
32 | 115 | 100 | 20 | 40 | ||
40 | 120 | 110 | 25 | 50 | ||
50 | 135 | 120 | 32 | 65 | ||
65 | 160 | 135 | 40 | 80 | ||
80 | 170 | 135 | 50 | 100 | ||
100 | 195 | 175 | 65 | 125 | ||
150 | 255 | 230 | 100 | 175 | ||
(A44Y) | 25 | 110 | 105 | 15 | 32 | |
32 | 130 | 110 | 20 | 40 | ||
40 | 135 | 120 | 25 | 50 | ||
50 | 160 | 130 | 32 | 65 | ||
80 | 175 | 160 | 50 | 100 | ||
100 | 220 | 200 | 65 | 125 | ||
150 | 285 | 260 | 100 | 200 | ||
