带扳手弹簧微启式安全阀(A47Y)
Description:
本阀门适用于工作温度≤350℃的蒸汽、空气等介质的设备或管路上。作为超压保护装置。连接法兰标准按JB/T-94的1。
This safety valve are used for the equipment and pipeline of the steam, air etc medium what the working
temperature are less than 350℃. Take for extra pressure protection devices.Flange connecting
dimensions of comply with Standard series one of JB/T-94.
NO. 零件名称 Name of part Materials
1 阀 体 Body WCB
2 阀 座 Nozzle ZG2Cr13
3 调 节 圈 Adjusting ring ZG2Cr13
4 阀 瓣 Disc 2Cr13
5 导 向 套 Guide sleeve 2Cr13
6 阀 盖 Bonnet ZG230-450
7 弹 簧 Spring 50CrVA
8 阀 杆 Stem 2Cr13
9 扳 手 Lever ZG200-400
10 调整螺杆 Adjusting bolt
45
11 保 护 罩 Cap
ZG200-400
密封面材料 Sealing surface of material "H" 型堆焊D507，"Y"堆焊Co基硬质合金
"H" type Depositing D507, "Y" type Depositing stellite
外形尺寸和连接尺寸 Dimensions (mm)
Type (DN) do D K g g1 b f f1 Z- d DN' D1 k1 g2 g1 b1 f' f1' Z1- d1 L L1 H
A47H-16C 20 15 105 75 55 16 2 4-14 20 105 75 55 16 2 4-14 100 85 270
25 20 115 85 65 16 2 4-14 25 115 85 65 16 2 4-14 100 85 270
32 25 140 100 78 18 2 4-18 32 140 100 78 18 2 4-18 115 100 312
40 32 150 110 85 18 3 4-18 40 150 110 85 18 3 4-18 120 110 320
50 40 165 125 100 20 3 4-18 50 165 125 100 20 3 4-18 135 120 390
65 50 185 145 120 20 3 4-18 65 185 145 120 20 3 4-18 140 130 395
80 65 200 160 135 20 3 8-18 80 200 160 135 20 3 8-18 160 135 400
100 80 220 180 155 22 3 8-18 100 220 180 155 22 3 8-18 170 160 600
125 100 250 210 185 22 3 8-18 125 250 210 185 22 3 8-18 190 190 620
150 125 285 240 210 24 3 8-23 150 285 240 210 24 3 8-23 205 195 625
200 150 340 295 265 26 3 12-23 200 340 295 265 26 3 12-23 240 230 798
250 200 405 355 320 30 3 12-26 250 405 355 320 30 3 12-26 350 320 981
300 250 460 410 375 30 4 12-26 300 460 410 375 30 4 12-26 350 320 1,005
