主要特點(diǎn)
A48Y型彈簧全啟式安全閥適用于工作溫度≤350℃的蒸汽、空氣等介質(zhì)的設(shè)備和管路上。A44Y型彈簧全啟式安全閥適用于工作溫度≤300℃的空氣、石油?等介質(zhì)的設(shè)備和管路上,作為超壓保護(hù)裝置。上海一環(huán)生產(chǎn)的產(chǎn)品連接法蘭標(biāo)準(zhǔn)PN<6.4mpa按jb t-94系列1.2標(biāo)準(zhǔn)。pn≥6.4mpa按jb/和t-94系列2標(biāo)準(zhǔn)。="">6.4mpa按jb>
適用范圍
城建、化工、冶金、石油、制藥、食品、飲料、環(huán)保
產(chǎn)品概述
A48Y彈簧全啟式安全閥外形及連接尺寸
公稱通徑 Nominal diameter DN(mm) | 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 Nominal pressure PN(MPa) | 公稱通知 Nominal diameter DN(mm) | 尺寸?Dimensions (mm) | |||||||
L | L1 | DO | DN’ | ||||||
(A44Y) 1.6 2.5 4.0 | 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) 6.4 10.0 | 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 |
A48Y彈簧全啟式安全閥主要零部件材料
NO | 零件名稱 Name of part | A48Y-C A44Y-C A42Y-C 材料?Materials | A44Y-P A42Y-P 材料?Materials | A44Y-R A42Y-R 材料?Materials |
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 stellite |