圆形翻板阀主要用于锅炉烟风系统中作调节介质流量或截断介质流动作用,7400 圆形翻板阀采用原电力部74 典道标准设计制作,单叶片铸造结构,编制规格从DN10O 一DN2200 共二十六种。
其主要技术参数如下:
工作压力:< 2000mmH20
工作温度<420 ℃
功能:隔断或调节
圆形翻板阀介质:空气、烟气、热风、风粉混合物
标号 | 公称通径Dg | D(mm) | D1 | D2 | B | L | S | d | d1 | 螺栓孔数n |
DD4101 | 100 | 195 | 100 | 160 | 80 | 177 | 14 | 15 | 14 | 4 |
DD4102 | 150 | 250 | 150 | 215 | 80 | 238 | 14 | 17x17 | 14 | 8 |
DD4103 | 200 | 305 | 200 | 270 | 80 | 270 | 16 | 17x17 | 14 | 8 |
| 225 | 330 | 230 | 295 | 90 | 273 | 16 | 20 | 14 | 10 |
DD4104 | 250 | 365 | 260 | 330 | 180 | 300 | 16 | 17x17 | 14 | 12 |
DD4105 | 300 | 430 | 310 | 385 | 180 | 342 | 18 | 17x17 | 14 | 12 |
| 325 | 450 | 330 | 405 | 180 | 315 | 20 | 20 | 18 | 10 |
DD4106 | 350 | 480 | 360 | 435 | 180 | 367 | 18 | 17x17 | 14 | 12 |
DD4107 | 400 | 535 | 410 | 490 | 180 | 392 | 20 | 17x17 | 18 | 12 |
DD4108 | 450 | 585 | 460 | 540 | 180 | 416 | 20 | 17x17 | 18 | 12 |
DD4109 | 500 | 645 | 520 | 600 | 180 | 447 | 20 | 17x17 | 18 | 12 |
| 550 | 695 | 570 | 650 | 180 | 472 | 20 | 17x17 | 18 | 16 |
DD4110 | 600 | 745 | 620 | 700 | 180 | 497 | 20 | 17x17 | 18 | 16 |
DD4111 | 700 | 850 | 710 | 800 | 260 | 570 | 22 | 32x32 | 18 | 16 |
DD4112 | 800 | 950 | 810 | 900 | 260 | 620 | 22 | 32x32 | 18 | 20 |
DD4113 | 900 | 1050 | 910 | 1000 | 260 | 670 | 22 | 32x32 | 18 | 20 |
DD4114 | 1000 | 1150 | 1010 | 1100 | 260 | 720 | 22 | 32x32 | 22 | 20 |
DD4115 | 1100 | 1250 | 1110 | 1200 | 300 | 790 | 24 | 32x32 | 22 | 20 |
DD4116 | 1200 | 1350 | 1210 | 1300 | 300 | 840 | 24 | 32x32 | 22 | 20 |
DD4117 | 1300 | 1450 | 1310 | 1400 | 300 | 890 | 24 | 32x32 | 22 | 24 |
DD4118 | 1400 | 1550 | 1410 | 1500 | 300 | 940 | 24 | 32x32 | 22 | 28 |
| 1500 | 1650 | 1510 | 1600 | 300 | 990 | 24 | 40 | 33 | 28 |
4000-64 | 1600 | 1760 | 1610 | 1700 | 350 | 1040 | 24 | 60 | 22 | 36 |
| 1800 | 1963 | 1810 | 1920 | 400 | 1140 | 24 | 38 | 26 | 28 |
| 2000 | 2163 | 2010 | 2110 | 500 | 1240 | 24 | 50 | 26 | 32 |
| 2200 | 2390 | 2200 | 2340 | 400 | 1320 | 32 | 80 | 22 | 36 |
标号 | 公称通径Dg | D(mm) | D1 | D2 | B | L | S | d | d1 | 螺栓孔数n |
DD4101 | 100 | 195 | 100 | 160 | 80 | 177 | 14 | 15 | 14 | 4 |
DD4102 | 150 | 250 | 150 | 215 | 80 | 238 | 14 | 17x17 | 14 | 8 |
DD4103 | 200 | 305 | 200 | 270 | 80 | 270 | 16 | 17x17 | 14 | 8 |
| 225 | 330 | 230 | 295 | 90 | 273 | 16 | 20 | 14 | 10 |
DD4104 | 250 | 365 | 260 | 330 | 180 | 300 | 16 | 17x17 | 14 | 12 |
DD4105 | 300 | 430 | 310 | 385 | 180 | 342 | 18 | 17x17 | 14 | 12 |
| 325 | 450 | 330 | 405 | 180 | 315 | 20 | 20 | 18 | 10 |
DD4106 | 350 | 480 | 360 | 435 | 180 | 367 | 18 | 17x17 | 14 | 12 |
DD4107 | 400 | 535 | 410 | 490 | 180 | 392 | 20 | 17x17 | 18 | 12 |
DD4108 | 450 | 585 | 460 | 540 | 180 | 416 | 20 | 17x17 | 18 | 12 |
DD4109 | 500 | 645 | 520 | 600 | 180 | 447 | 20 | 17x17 | 18 | 12 |
| 550 | 695 | 570 | 650 | 180 | 472 | 20 | 17x17 | 18 | 16 |
DD4110 | 600 | 745 | 620 | 700 | 180 | 497 | 20 | 17x17 | 18 | 16 |
DD4111 | 700 | 850 | 710 | 800 | 260 | 570 | 22 | 32x32 | 18 | 16 |
DD4112 | 800 | 950 | 810 | 900 | 260 | 620 | 22 | 32x32 | 18 | 20 |
DD4113 | 900 | 1050 | 910 | 1000 | 260 | 670 | 22 | 32x32 | 18 | 20 |
DD4114 | 1000 | 1150 | 1010 | 1100 | 260 | 720 | 22 | 32x32 | 22 | 20 |
DD4115 | 1100 | 1250 | 1110 | 1200 | 300 | 790 | 24 | 32x32 | 22 | 20 |
DD4116 | 1200 | 1350 | 1210 | 1300 | 300 | 840 | 24 | 32x32 | 22 | 20 |
DD4117 | 1300 | 1450 | 1310 | 1400 | 300 | 890 | 24 | 32x32 | 22 | 24 |
DD4118 | 1400 | 1550 | 1410 | 1500 | 300 | 940 | 24 | 32x32 | 22 | 28 |
| 1500 | 1650 | 1510 | 1600 | 300 | 990 | 24 | 40 | 33 | 28 |
4000-64 | 1600 | 1760 | 1610 | 1700 | 350 | 1040 | 24 | 60 | 22 | 36 |
| 1800 | 1963 | 1810 | 1920 | 400 | 1140 | 24 | 38 | 26 | 28 |
| 2000 | 2163 | 2010 | 2110 | 500 | 1240 | 24 | 50 | 26 | 32 |
| 2200 | 2390 | 2200 | 2340 | 400 | 1320 | 32 | 80 | 22 | 36 |