产品简介:
A48Y型适用于工作温度≤350℃的蒸汽、空气等介质的设备和管路上。A44Y适用于工作温度≤300℃的空气、石油等介质的设备或管路上,作为超压保护装置.连接法兰标准PN<6.4MPa按JB/T-94系列1。PN≥6.4MPa按JB/T-94系列2标准。
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主要外形尺寸:
型号 | 公称通径 | do | D | K | g | g1 | b | f | f1 | Z-?d | DN’ | D1 | K1 | g3 | g2 | b1 | f’ | f1’ | Z1-?d1 | L | L1 | ≈H |
A48Y-16C A44Y-16C A44Y-16P A44Y-16R | 20 | 15 | 105 | 75 | / | 55 | 16 | 2 | / | 4-14 | 25 | 115 | 85 | / | 65 | 16 | 2 | / | 4-14 | 110 |
25 | 16 | 115 | 85 | / | 65 | 16 | 2 | / | 4-14 | 32 | 140 | 100 | / | 78 | 18 | 2 | / | 4-18 | 110 | |
32 | 20 | 140 | 100 | / | 78 | 18 | 2 | / | 4-18 | 40 | 150 | 110 | / | 85 | 18 | 3 | / | 4-18 | 115 | |
40 | 25 | 150 | 110 | / | 85 | 18 | 3 | / | 4-18 | 50 | 165 | 125 | / | 100 | 20 | 3 | / | 4-18 | 120 | |
50 | 32 | 165 | 125 | / | 100 | 20 | 3 | / | 4-18 | 65 | 185 | 145 | / | 120 | 20 | 3 | / | 4-18 | 135 | |
65 | 40 | 185 | 145 | / | 120 | 20 | 3 | / | 4-18 | 80 | 200 | 160 | / | 135 | 20 | 3 | / | 8-18 | 160 | |
80 | 50 | 200 | 160 | / | 135 | 20 | 3 | / | 8-18 | 100 | 220 | 180 | / | 155 | 22 | 3 | / | 8-18 | 170 | |
100 | 65 | 220 | 180 | / | 155 | 20 | 3 | / | 8-18 | 125 | 250 | 210 | / | 185 | 22 | 3 | / | 8-18 | 195 | |
125 | 80 | 250 | 210 | / | 185 | 22 | 3 | / | 8-18 | 150 | 285 | 240 | / | 210 | 24 | 3 | / | 8-23 | 210 | |
150 | 100 | 285 | 240 | / | 210 | 24 | 3 | / | 8-23 | 175 | 310 | 270 | / | 240 | 26 | 3 | / | 8-23 | 255 | |
200 | 125 | 340 | 295 | / | 265 | 26 | 3 | / | 12-23 | 250 | 405 | 355 | / | 320 | 30 | 3 | / | 12-26 | 300 | |
250 | 150 | 405 | 355 | / | 320 | 30 | 3 | / | 12-26 | 300 | 460 | 410 | / | 375 | 30 | 4 | / | 12-26 | 350 | |
300 | 220 | 460 | 410 | / | 375 | 30 | 4 | / | 12-26 | 400 | 580 | 525 | / | 485 | 36 | 4 | / | 16-30 | 370 | |
350 | 250 | 520 | 470 | / | 435 | 34 | 4 | / | 16-26 | 500 | 715 | 650 | / | 608 | 44 | 4 | / | 20-34 | 500 |
A48Y-25 | 20 | 15 | 105 | 75 | / | 55 | 16 | 2 | / | 4-14 | 25 | 115 | 85 | / | 65 | 16 | 2 | / | 4-14 | 110 |
25 | 16 | 115 | 85 | / | 65 | 16 | 2 | / | 4-14 | 32 | 140 | 100 | / | 78 | 18 | 2 | / | 4-18 | 110 | |
32 | 20 | 140 | 100 | / | 78 | 18 | 2 | / | 4-18 | 40 | 150 | 110 | / | 85 | 18 | 3 | / | 4-18 | 115 | |
40 | 25 | 150 | 110 | / | 85 | 18 | 3 | / | 4-18 | 50 | 165 | 125 | / | 100 | 20 | 3 | / | 4-18 | 120 | |
50 | 32 | 165 | 125 | / | 100 | 20 | 3 | / | 4-18 | 65 | 185 | 145 | / | 120 | 20 | 3 | / | 4-18 | 135 | |
65 | 40 | 185 | 145 | / | 120 | 22 | 3 | / | 8-18 | 80 | 200 | 160 | / | 135 | 20 | 3 | / | 8-18 | 160 | |
80 | 50 | 200 | 160 | / | 135 | 22 | 3 | / | 8-18 | 100 | 220 | 180 | / | 155 | 22 | 3 | / | 8-18 | 170 | |
100 | 65 | 230 | 190 | / | 160 | 24 | 3 | / | 8-23 | 125 | 250 | 210 | / | 185 | 22 | 3 | / | 8-18 | 195 | |
125 | 80 | 270 | 220 | / | 188 | 28 | 3 | / | 8-26 | 150 | 285 | 240 | / | 210 | 24 | 3 | / | 8-23 | 210 | |
150 | 100 | 300 | 250 | / | 218 | 30 | 3 | / | 8-26 | 175 | 310 | 270 | / | 240 | 26 | 3 | / | 8-23 | 255 | |
200 | 125 | 360 | 310 | / | 278 | 34 | 3 | / | 12-26 | 250 | 405 | 355 | / | 320 | 30 | 3 | / | 12-26 | 300 | |
250 | 150 | 425 | 370 | / | 332 | 36 | 3 | / | 12-30 | 300 | 460 | 410 | / | 375 | 30 | 4 | / | 12-26 | 350 | |
300 | 220 | 485 | 430 | / | 390 | 40 | 4 | / | 16-30 | 400 | 580 | 525 | / | 485 | 36 | 4 | / | 16-30 | 370 | |
350 | 250 | 555 | 490 | / | 448 | 44 | 4 | / | 16-34 | 500 | 715 | 650 | / | 608 | 44 | 4 | / | 20-34 | 500 |
A48Y-64 | 20 | 10 | 125 | 90 | 51 | 68 | 22 | 2 | 4 | 4-18 | 25 | 115 | 85 | 58 | 65 | 16 | 2 | 4 | 4-14 | 96 |
25 | 16 | 140 | 100 | 58 | 78 | 22 | 2 | 4 | 4-18 | 32 | 140 | 100 | 66 | 78 | 18 | 2 | 4 | 4-18 | 110 | |
32 | 20 | 155 | 110 | 66 | 82 | 24 | 2 | 4 | 4-23 | 40 | 150 | 110 | 76 | 85 | 18 | 3 | 4 | 4-18 | 130 | |
40 | 25 | 170 | 125 | 76 | 95 | 24 | 3 | 4 | 4-23 | 50 | 165 | 125 | 88 | 100 | 20 | 3 | 4 | 4-18 | 135 | |
50 | 32 | 180 | 135 | 88 | 105 | 26 | 3 | 4 | 4-23 | 65 | 185 | 145 | 110 | 120 | 22 | 3 | 4 | 8-18 | 155 | |
65 | 40 | 205 | 160 | 110 | 130 | 28 | 3 | 4 | 8-23 | 80 | 200 | 160 | 121 | 135 | 22 | 3 | 4 | 8-18 | 175 | |
80 | 50 | 215 | 170 | 121 | 140 | 30 | 3 | 4 | 8-23 | 100 | 235 | 190 | 150 | 160 | 24 | 3 | 4.5 | 8-23 | 175 | |
100 | 65 | 250 | 200 | 150 | 168 | 32 | 3 | 4.5 | 8-26 | 125 | 270 | 220 | 176 | 188 | 28 | 3 | 4.5 | 8-25 | 195 | |
150 | 100 | 345 | 280 | 204 | 240 | 38 | 3 | 4.5 | 8-34 | 200 | 375 | 320 | 260 | 282 | 38 | 3 | 4.5 | 12-30 | 280 |
安装说明:
①各种带扳手弹簧微启式安全阀都应垂直安装。
②带扳手弹簧微启式安全阀出口处应无阻力,避免产生受压现象。
③带扳手弹簧微启式安全阀在安装前应专门测试,并检查其官密封性。
④对使用中的带扳手弹簧微启式安全阀应作定期检查。