视频二区_天天天天天天天干_av片免费观看_欧美日韩一_国产欧美三区_91亚洲国产精品

current location: Home   >> Product   >> Pneumatic valve >> Pneumatic butterfly valve

Pneumatic double-clip type Butterfly valve

詳情介紹

product description

Overview of pneumatic butterfly valve products

Sandwich type pneumatic butterfly valve, 90° rotary switch easy, reliable sealing, long service life, is widely used in water plants, power plants, steel mills, paper, chemical, food and beverage systems such as water supply and drainage, as a regulation and cut-off use.

Two, pneumatic butterfly valve features

1, the valve adopts a double eccentric structure, with the sealing function of more close more tight, reliable sealing performance.

2. The sealing auxiliary material is matched with stainless steel and nitrile oil-resistant rubber, which has a long service life.

3, the rubber sealing ring can be located on the valve body, can also be located on the butterfly plate, can be applicable to different characteristics of the medium, for users to choose.

4. The butterfly plate adopts frame structure with high strength, large flow area and small flow resistance.

5, the overall paint, can effectively prevent corrosion and as long as the replacement of sealing seat sealing material, can be used in different media.

6, the valve has a two-way sealing function, installation is not controlled by the flow of media, also not affected by the space position, can be installed in any direction.

7, the valve structure is unique, flexible operation, labor saving, convenient.


Three, the main technical parameters of pneumatic butterfly valve

DN(mm)50~200050~1600
PN(MPa)0.61.01.6
Seal test(MPa)0.661.11.76
strength test(MPa)0.91.52.4
applicable temperatureNitrile rubber: -40℃ ~ 90℃ fluorine rubber: -20℃ ~ 200℃
applicable mediumWater, air, natural gas, oil and weak corrosive fluids
leakage rateComply with GB/ t13927-92 standard
drive modeWorm gear drive, electric, pneumatic, hydraulic


Four, pneumatic butterfly valve main parts and components materials

name of partsmaterials
valve bodyWCB、QT450-10、HT200、HT250
Butterfly PlateWCB、QT450-10、HT200、HT250
valve shaft2Cr13
seal ringNitrile oil resistant rubber
paddingExpanded graphite

Five, pneumatic butterfly valve implementation standard

manufacturer's standardGB/T 122387-89
Flange standardGB9113-2000、GB17241.6-1998
Structural length standardGB12221-89
inspection standardGB/T 13927-92

Six, pneumatic butterfly valve main shape connection size unit: mm

DNLHHOAB0.6MPa1.0MPa1.6MPa
DOn-dDOn-dDOn-d





504363315180651104-141254-181254-18
654670330180651304-141454-181454-18
804683390245721504-181608-181608-18
10052105431240721704-181808-181808-18
12556115455240722008-182108-182108-18
15056137626350932258-182408-222408-22
20060164720350932808-182958-222958-22
2506820680055035033512-1835012-2235512-26
3007823086060035039512-2240012-2241012-26
3507824888360035044512-2246016-2247016-26
40010228997260035049516-2251516-2652516-30
450114320104375035055016-2256520-2658520-30
500127343109875038060020-2262020-2665020-33
600154413123675038070520-2672520-3077020-36
700165478143175038081024-2684024-3084024-36
800190525148875038092024-3095024-3395024-39
90020362016151250380102024-30105028-33105038-39
100021672517651500580112028-30116028-36117028-42
120025478019761500580134032-33138032-39139032-48



主站蜘蛛池模板: 羞羞视频免费观看 | 玖玖操 | 久热久| 日韩在线观看中文字幕 | 日韩国产欧美视频 | 日韩欧美在线综合 | 国产高潮国产高潮久久久91 | 色视频www在线播放国产人成 | 国产精品99久久久久久动医院 | 成人精品一区二区三区视频播放 | 99视频精品 | 99国产精品99久久久久久 | 午夜视频在线播放 | 7799精品视频 | 精品久 | 免费网站在线 | 三级av在线 | 亚洲成人黄色 | 久久久久久久97 | 国产成人免费在线 | 综合伊人| 欧美理论视频 | 亚洲精品久久久一区二区三区 | 久久99国产精品久久99果冻传媒 | 久久久中文字 | 国产福利在线播放 | 奇米在线视频 | 亚洲精品在线视频 | 免费成人在线视频观看 | 亚洲精品一区二区三区四区高清 | 久久精品中文 | 午夜国产精品视频 | 亚洲福利一区 | 国产综合亚洲精品一区二 | 在线播放中文字幕 | 中文字幕乱码一区二区三区 | 美国成人在线 | 羞羞av| 精品国产乱码久久久久久密桃99 | 亚洲国产视频一区 | 另类久久 |