H77X对夹蝶型止回阀
产品简介
详细信息
H77X对夹蝶型止回阀产品概况
H77X对夹蝶型止回阀产品简介
H77X对夹蝶型止回阀、对夹止回阀是用于防止管道和设备使用中介质倒流的一种阀门;其阀板采用对偶板上加两个扭力弹簧的设计,可使阀板在压力范围内自行开闭。可根据用户的需要,而选用不同的胶种及其它各部件。阀体结构长度为短系列,刚性好,安装方便;使用性能可靠,抗干扰性好。
Product Introduction:
Wafer swing check valve is used to prevent media from flowing backwards in pipeline and device ;Its design two torque springs on the double disks which are closed by torque springs in the scope of pressure .Different rubber and other parts will be used according to requirement of customer .Face to face dimension for body is short series .It is of good stiffness and convenient installation .
H77X对夹蝶型止回阀主要性能参数:Main Performance Parameters:
公称压力 Nominal Pressure (MPa) | 公称通径Nominal Diameter (mm) | 试验压力 Testing Pressure (MPa) | 适用温度Suitable Temp | 适用介质 Suitable Media | |
壳 体 Shell | 密 封 Seal | oC | |||
1.0 | 50~700 | 1.5 | 1.1 | -15 ~150 | 淡水、污水、海水、空气、蒸汽、食品、药品、酸类、油类等。Fresh water, Sewage, Sea water, Air, Vapor, Food, Medicine, Acids, Oils, etc. |
1.6 | 50~450 | 2.4 | 1.76 |
H77X对夹蝶型止回阀主要零部件材质:Materials of Main Parts:
名 称 Name | 阀 体 Body | 阀 板 Disc | 转 轴 Stem | 密封圈 Sealing Ring |
材料 Material | HT200 QT450 WCB | QT450 316 304 C954 | 316 304 40Cr | NBR, EPDM |
H77X对夹蝶型止回阀主要连接尺寸及重量:Outline Dimensions & Connection Dimensions & Weight
公称通径Size (mm) | D | D1 | D2 | L | R | t | 重量 Weight (kg) |
50 | 107 | 65 | 43.3 | 43 | 28.8 | 19 | 1.5 |
65 | 127 | 80 | 60.2 | 46 | 36.1 | 20 | 2.4 |
80 | 142 | 94 | 66.4 | 64 | 43.4 | 28 | 3.6 |
100 | 162 | 117 | 90.8 | 64 | 52.8 | 27 | 5.7 |
125 | 192 | 145 | 116.9 | 70 | 65.7 | 30 | 7.3 |
150 | 218 | 170 | 144.6 | 76 | 78.6 | 31 | 9.0 |
200 | 273 | 224 | 198.2 | 89 | 104.4 | 33 | 17 |
250 | 328 | 265 | 233.7 | 114 | 127 | 50 | 26 |
300 | 378 | 310 | 283.9 | 114 | 147 | 43 | 42 |
350 | 438 | 360 | 332.9 | 127 | 173 | 45 | 55 |
400 | 489 | 410 | 381.0 | 140 | 198 | 52 | 75 |
450 | 539/555 | 450 | 419.9 | 152 | 217.8 | 58 | 101/107 |
500 | 594 | 505 | 467.8 | 152 | 241 | 58 | 111 |
600 | 695 | 624 | 572.6 | 178 | 298 | 73 | 172 |
700 | 800 | 720 | 680 | 229 | 354 | 98 | 219 |