yiboluo
0551-63710328
butterfly valve
Pneumatic rubber-lined butterfly valve
Product model: D671X
Nominal diameter: DN50~DN800
Nominal pressure: 0.6MPa~1.6MPa
Connection method: clip type
Material: WCB
Working temperature: -20 ° C ~ +120 ° C
Applicable medium: water, oil, air
Pneumatic actuator: double acting, single acting
Uses: Used for medium switch disconnection and flow regulation of water, air, oil, etc.
Pneumatic Lining Butterfly Valve Product Overview
Zibo Luo's soft-sealed mid-line wafer butterfly valve has a compact structure, easy 90° rotary switch, reliable sealing and long service life. It is widely used in water supply and drainage of water plants, power plants, steel mills, paper making, chemical industry, food and other systems. , used as adjustment and cutoff.
Pneumatic rubber-lined butterfly valve features
1. The design is novel, reasonable, unique in structure, light in weight, and quick to open and close.
2, the operating torque is small, easy to operate, labor-saving and smart.
3, can be installed in any location, easy to maintain.
4, the seal can be replaced, the sealing performance is reliable to achieve two-way seal zero leakage.
5. The sealing material is resistant to aging, corrosion and long service life.
Main technical parameters of pneumatic lining rubber butterfly valve
公称通经DN(mm) | 50~2000 | 50~1600 | |
公称药理PN(MPa) | 0.6 | 1.0 | 1.6 |
密封试验(MPa) | 0.66 | 1.1 | 1.76 |
强度试验(MPa) | 0.9 | 1.5 | 2.4 |
适用温度 | 丁腈橡胶:-40℃~90℃氟橡胶:-20℃~200℃ | ||
适用介质 | 水、空气、天然气、油品及弱腐蚀性流体 | ||
泄漏率 | 符合GB/T13927-92标准 | ||
驱动方式 |
蜗轮传动、电动、气动、液动 |
Pneumatic rubber-lined butterfly valve main parts and materials
零件名称 | 材料 |
阀体 | WCB、QT450-10、HT200、HT250 |
蝶板 | WCB、QT450-10、HT200、HT250 |
阀轴 | 2Cr13 |
密封圈 | 丁腈耐油橡胶 |
填料 |
柔性石墨 |
Pneumatic rubber-lined butterfly valve implementation standard
制造标准 | GB/T 122387-89 |
法兰标准 | GB9113-2000、GB17241.6-1998 |
结构长度标准 | GB12221-89 |
检验标准 | GB/T 13927-92 |
通径(mm) | 英寸 | 尺寸(mm) | ||||
L | D1 | D2 | H1 | H2 | ||
50 | 2 | 43 | 52.6 | 125 | 142 | 80 |
65 | 2 1/2 | 46 | 64.4 | 145 | 155 | 89 |
80 | 3 | 46 | 78.9 | 160 | 161 | 95 |
100 | 4 | 52 | 104.1 | 180 | 180 | 114 |
125 | 5 | 56 | 123.4 | 210 | 193 | 127 |
150 | 6 | 56 | 155.9 | 240 | 205 | 139 |
200 | 8 | 60 | 202.8 | 295 | 250 | 175 |
250 | 10 | 68 | 250.8 | 350 | 282 | 203 |
300 | 12 | 78 | 301.9 | 400 | 326 | 242 |
350 | 14 | 78 | 334 | 460 | 358 | 267 |
400 | 16 | 102/88 | 390 | 515 | 380 | 301 |
450 | 18 | 114/107 | 441 | 565 | 422 | 381 |
500 | 20 | 127 | 492 | 620 | 479 | 387 |
600 | 24 | 154 | 593 | 725 | 562 | 457 |
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