先导式安全泄压阀是一种新鲜结构的安全阀。重要用于石油自然气、化工、电力、冶金和城市燃气等领域,是受压设备、容器或管路上的最佳超压珍爱装配。其重要好处是变弹簧直接作用为导阀间接作用,进步了动作的灵敏度,而且主阀采用套筒活塞式,双重密封阀座结构,动作精度高、重复性好、回座快、不走漏、能带高背压排放、工作寿命长、工作稳固可靠,它还可在线调校,反复启跳排放后,仍然能主动回座,关闭精密,操作维护方便。
先导式安全阀相干型号压力:(K)Ax46F(Y)-16 (K)Ax46F(Y)-25 (K)Ax46F(Y)-40 (K)Ax46F(Y)-64 (K)Ax46F(Y)-100 AF46Y-16C AF46Y-25 AF46Y-40 AF46Y-64 AF46Y-100等。
先导式安全阀重要零部件材料Materials for main parts | |||
NO. | Name of part | Ax46Y/FAF46Y/F Materials | KAX46Y/F Materials |
1 | Body | WCB | WCB |
2 | Disc | 2Cr13/2Cr13+PTFE | 1Cr18Ni9Ti /1Cr18Ni9Ti+PTFE |
3 | Guide | 1Cr18Ni9Ti | 1Cr18Ni9Ti |
4 | Spring | 50CrVA | 50CrVA |
5 | OO type ring | Viton | Viton |
6 | Bonnet | 25 | 25 |
7 | Pilot valve | Part |
先导式安全阀形状尺寸和连接尺寸Dimensions (mm) | |||||||||||||||||||
Type | (DN) | do | L | L1 | L2 | H | DN' | D | D1 | D2 | D6 | b | Z- d | D' | D1' | D2' | D6' | b' | Z'- d' |
(K)Ax46 F -16 Y AF46Y-16 | 25 | 15 | 110 | 95 | 150 | 365 | 32 | 115 | 85 | 65 | 16 | 4-14 | 140 | 100 | 78 | 18 | 4-18 | ||
32 | 20 | 115 | 100 | 150 | 375 | 40 | 140 | 100 | 78 | 18 | 4-18 | 150 | 110 | 85 | 18 | 4-18 | |||
40 | 25 | 120 | 110 | 160 | 390 | 50 | 150 | 110 | 85 | 18 | 4-18 | 165 | 125 | 100 | 20 | 4-18 | |||
50 | 32 | 135 | 120 | 160 | 410 | 65 | 165 | 125 | 100 | 20 | 4-18 | 185 | 145 | 120 | 20 | 4-18 | |||
65 | 40 | 160 | 140 | 175 | 435 | 80 | 185 | 145 | 120 | 20 | 4-18 | 200 | 160 | 135 | 20 | 8-18 | |||
80 | 50 | 170 | 135 | 175 | 451 | 100 | 200 | 160 | 135 | 20 | 8-18 | 220 | 180 | 155 | 22 | 8-18 | |||
100 | 65 | 195 | 175 | 195 | 500 | 125 | 220 | 180 | 155 | 22 | 8-18 | 250 | 210 | 185 | 24 | 8-18 | |||
125 | 80 | 210 | 190 | 220 | 526 | 150 | 250 | 210 | 185 | 22 | 8-18 | 285 | 240 | 210 | 24 | 8-23 | |||
150 | 100 | 255 | 230 | 265 | 623 | 175 | 285 | 240 | 210 | 24 | 8-23 | 315 | 270 | 240 | 26 | 8-23 | |||
200 | 125 | 300 | 260 | 300 | 690 | 250 | 340 | 295 | 265 | 26 | 12-23 | 405 | 355 | 320 | 30 | 12-26 | |||
(K)Ax46 F -25 Y AF46Y-25 | 25 | 15 | 110 | 95 | 150 | 365 | 32 | 115 | 85 | 65 | 16 | 4-14 | 140 | 100 | 78 | 18 | 4-18 | ||
32 | 20 | 115 | 100 | 150 | 375 | 40 | 140 | 100 | 78 | 18 | 4-18 | 150 | 110 | 85 | 18 | 4-18 | |||
40 | 25 | 120 | 110 | 160 | 390 | 50 | 150 | 110 | 85 | 18 | 4-18 | 165 | 125 | 100 | 20 | 4-18 | |||
50 | 32 | 135 | 120 | 160 | 410 | 65 | 165 | 125 | 100 | 20 | 4-18 | 185 | 145 | 120 | 20 | 4-18 | |||
65 | 40 | 160 | 140 | 175 | 435 | 80 | 185 | 145 | 120 | 22 | 8-18 | 200 | 160 | 135 | 20 | 8-18 | |||
80 | 50 | 170 | 135 | 175 | 451 | 100 | 200 | 160 | 135 | 22 | 8-18 | 220 | 180 | 155 | 22 | 8-18 | |||
100 | 65 | 195 | 175 | 195 | 500 | 125 | 230 | 190 | 160 | 24 | 8-23 | 250 | 210 | 185 | 22 | 8-18 | |||
125 | 80 | 210 | 190 | 220 | 526 | 150 | 270 | 220 | 188 | 28 | 8-26 | 285 | 240 | 210 | 24 | 8-23 | |||
150 | 100 | 255 | 230 | 265 | 623 | 175 | 300 | 250 | 218 | 30 | 8-26 | 310 | 270 | 240 | 26 | 8-23 | |||
200 | 125 | 300 | 260 | 300 | 690 | 250 | 360 | 310 | 278 | 34 | 12-26 | 405 | 355 | 320 | 30 | 12-26 | |||
(K)Ax46 F -40 Y AF46Y-40 | 25 | 15 | 110 | 95 | 150 | 365 | 32 | 115 | 85 | 65 | 58 | 16 | 4-14 | 140 | 100 | 78 | 18 | 4-18 | |
32 | 20 | 115 | 100 | 150 | 375 | 40 | 140 | 100 | 78 | 66 | 18 | 4-18 | 150 | 110 | 85 | 18 | 4-18 | ||
40 | 25 | 120 | 110 | 160 | 390 | 50 | 150 | 110 | 85 | 76 | 18 | 4-18 | 165 | 125 | 100 | 20 | 4-18 | ||
50 | 32 | 135 | 120 | 160 | 410 | 65 | 165 | 125 | 100 | 88 | 20 | 4-18 | 185 | 145 | 120 | 20 | 4-18 | ||
65 | 40 | 160 | 140 | 175 | 435 | 80 | 185 | 145 | 120 | 110 | 22 | 8-18 | 200 | 160 | 135 | 20 | 8-18 | ||
80 | 50 | 170 | 135 | 175 | 451 | 100 | 200 | 160 | 135 | 121 | 22 | 8-18 | 220 | 180 | 155 | 22 | 8-18 | ||
100 | 65 | 195 | 175 | 195 | 500 | 125 | 235 | 190 | 160 | 150 | 24 | 8-23 | 250 | 210 | 185 | 22 | 8-18 | ||
125 | 80 | 210 | 190 | 220 | 526 | 150 | 270 | 220 | 188 | 176 | 28 | 8-26 | 285 | 240 | 210 | 24 | 8-23 | ||
150 | 100 | 255 | 230 | 265 | 623 | 175 | 300 | 250 | 218 | 204 | |||||||||