YFA48Y高溫高壓安全閥適用于工作溫度“C型”≤425℃;“I型”≤500℃;“V型”≤500℃;的蒸汽等介質(zhì)設(shè)備或管路上,作為超壓保護(hù)裝置。連接法蘭標(biāo)準(zhǔn)按JB/T94系列1、系列2。
主要零部件材料
NO. | 零件名稱 | C型材料 | I型材料 | V型材料 |
---|---|---|---|---|
1 | 閥體 | WCB | ZG1Cr5Mo | ZG15Cr1Mo1V |
2 | 閥座 | 2Cr13 | 1Cr18Ni9Ti | 12Cr1MoVA |
3 | 調(diào)節(jié)圈 | 2Cr13 | 1Cr18Ni9Ti | 1Cr18Ni9Ti |
4 | 閥瓣 | 2Cr13 | 17-4PH | 17-7PH |
5 | 導(dǎo)向套 | 2Cr13 | 1Cr18Ni9Ti | 1Cr18Ni9Ti |
6 | 散熱器 | ZG230-450 | ZG230-450 | ZG230-450 |
7 | 閥蓋 | ZG230-450 | ZG230-450 | ZG230-450 |
8 | 彈簧 | 50CrVA | 50CrVA | 50CrVA |
外形尺寸
型號(hào) | 公稱 通徑 | do | D | K | g | g1 | b | f | f1 | Z-ød | DN | D1 | K1 | g3 | g2 | b1 | f |
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
YFA48Y-16C YFA48Y-16I YFA48Y-16V | 40 | 25 | 150 | 110 | 85 | 18 | 3 | 4-18 | 50 | 165 | 125 | 100 | 20 | 3 | |||
50 | 32 | 165 | 125 | 100 | 20 | 3 | 4-18 | 65 | 185 | 145 | 120 | 20 | 3 | ||||
65 | 40 | 185 | 145 | 120 | 20 | 3 | 4-18 | 80 | 200 | 160 | 135 | 20 | 3 | ||||
80 | 50 | 200 | 160 | 135 | 20 | 3 | 8-18 | 100 | 220 | 180 | 155 | 22 | 3 | ||||
100 | 65 | 220 | 180 | 155 | 20 | 3 | 8-18 | 150 | 285 | 240 | 210 | 24 | 3 | ||||
150 | 100 | 285 | 240 | 210 | 24 | 3 | 8-23 | 200 | 340 | 295 | 265 | 26 | 3 | ||||
200 | 125 | 340 | 295 | 265 | 26 | 3 | 12-23 | 250 | 405 | 355 | 320 | 30 | 3 | ||||
YFA48Y-40 YFA48Y-40I YFA48Y-40V | 25 | 16 | 115 | 85 | 58 | 65 | 16 | 2 | 4 | 4-14 | 32 | 140 | 100 | 78 | 18 | 2 | |
32 | 20 | 140 | 100 | 66 | 78 | 18 | 2 | 4 | 4-18 | 40 | 150 | 110 | 85 | 18 | 3 | ||
40 | 25 | 150 | 110 | 76 | 85 | 18 | 3 | 4 | 4-18 | 50 | 165 | 125 | 100 | 20 | 3 | ||
50 | 32 | 165 | 125 | 88 | 100 | 20 | 3 | 4 | 4-18 | 65 | 185 | 145 | 120 | 20 | 3 | ||
65 | 40 | 185 | 145 | 110 | 120 | 22 | 3 | 4 | 8-18 | 80 | 200 | 160 | 135 | 20 | 3 | ||
80 | 50 | 200 | 160 | 121 | 135 | 22 | 3 | 4 | 8-18 | 100 | 220 | 180 | 155 | 22 | 3 | ||
100 | 65 | 235 | 190 | 150 | 160 | 24 | 3 | 4.5 | 8-23 | 150 | 285 | 240 | 210 | 24 | 3 | ||
150 | 100 | 300 | 250 | 204 | 218 | 30 | 3 | 4.5 | 8-26 | 200 | 340 | 295 | 265 | 26 | 3 | ||
200 | 125 | 375 | 320 | 260 | 282 | 38 | 3 | 4.5 | 12-30 | 250 | 405 | 355 | 320 | 30 | 3 | ||
YFA48Y-64 YFA48SB-64 YFA48Y-64I YFA48SB-64I YFA48Y-64V YFA48SB-64V | 25 | 16 | 140 | 100 | 58 | 78 | 22 | 2 | 4 | 4-18 | 32 | 140 | 100 | 66 | 78 | 18 | 2 |
32 | 20 | 155 | 110 | 66 | 82 | 24 | 2 | 4 | 4-23 | 40 | 150 | 110 | 76 | 85 | 18 | 3 | |
40 | 25 | 170 | 125 | 76 | 95 | 24 | 3 | 4 | 4-23 | 50 | 165 | 125 | 88 | 100 | 20 | 3 | |
50 | 32 | 180 | 135 | 88 | 105 | 26 | 3 | 4 | 4-23 | 65 | 185 | 145 | 110 | 120 | 22 | 3 | |
50 | 32 | 180 | 135 | 88 | 105 | 26 | 3 | 4 | 4-23 | 80 | 200 | 160 | 121 | 135 | 22 | 3 | |
65 | 40 | 205 | 160 | 110 | 130 | 28 | 3 | 4 | 8-23 | 80 | 200 | 160 | 121 | 135 | 22 | 3 | |
80 | 50 | 215 | 170 | 121 | 140 | 30 | 3 | 4 | 8-23 | 100 | 235 | 190 | 150 | 160 | 24 | 3 |
結(jié)構(gòu)圖
結(jié)構(gòu)圖