欧美乱码伦视频免费_色琪琪www618seon_日本免费a∨片免费_久久久夜色精品亚洲a_午夜性大片_亚洲综合精品伊人久久

Welded metal hard sealing butterfly valve

PRODUCTS > Butterfly valve > Welded metal hard sealing butterfly valve

Welded metal hard sealing butterfly valve

Product model: D963H/Y
Nominal diameter: DN80~2000mm
Nominal pressure: PN0.6~4.0MPa
Applicable temperature: carbon steel: -29℃~425℃, stainless steel: -40℃~650℃
Main material: carbon steel, stainless steel and so on
shared:

[Essential information]

       Welding of J shaped elastic precision of the sealing ring and the three eccentric multi-level metal seal structure type metal seal butterfly valve, is widely used in medium temperature ≤425℃, petroleum chemical industry, metallurgy, electric power and water supply and drainage and municipal construction and other industrial pipelines, adjust the flux and set off fluid. The three eccentric valve structure, valve seat and disc sealing surface are made of stainless steel with different hardness, good corrosion resistance, long service life, the two-way valve seal military postal function, valve product line with national GB/T13927-92 pressure test standard.


[Standard parameter]

Design standardGB/T12238-2008
Structural lengthGB/T12221-2005
Connection standardJB/T 79.1-1994
Pressure testGB/T13927-2008


[Valve features]

1, the use of three eccentric structure design, this design makes the valve for high temperature, high pressure, fire application, bubble level sealed ideal hard sealing butterfly valve.
2, because of the use of welded structure, so that the valve and pipe plane to achieve permanent zero leakage.
3, This valve has no flange and brings great convenience and beauty to the pipe and the thermal insulation.

[Adaptive condition]
       Now widely used in petroleum, chemical industry, gas equipment, nuclear power equipment, water treatment, air conditioning, iron and steel metallurgy, industrial furnace, canned equipment, brewing equipment, drying equipment, vacuum equipment, surface treatment, bio pharmaceutical, food machinery, textile, papermaking and other industries, is the preferred product construction the construction of national defense science and technology.


Name
Phone
Email
Corporate name
Address
Leaving Message*
 
Verification code
Submit
主站蜘蛛池模板: 亚洲国产成人久久一区WWW | 西西人体大胆午夜视频 | 久久人人做人人爽人人AV | 日本一区精品久久久久影院 | 综合久久一区二区 | 赤裸人妻撅起肥白大屁股 | 国产精品a免费一区久久网址 | 亚洲av永久无码天堂网小说区 | 成年美女黄网站色大片不卡 | 日日碰日日摸日日澡视频播放 | 亚洲精品综合第一国产综合 | 边喂奶边中出中文字幕 | 免费欧洲毛片a级视频无风险 | 老人玩小处雌女hd另类 | 久久久久人妻一区精品色欧美 | 中文字幕日韩精品有码视频 | 亚洲国产v高清在线观看 | 婷婷久久综合九色综合88 | 亚洲AV综合色一区二区三区 | 噼里啪啦的动漫在线观看免费 | 屁股大丰满高潮尖叫视频 | 手机久草视频分类在线观看 | 日韩亚洲国产中文永久 | 麻豆国产成人av一区二区三区 | 国产湖南美女精品毛片 | 香蕉久久人人爽人人爽人人片av | 老司机无码精品A | 国产又黄又爽又刺激的免费网址 | 我要看黄色影片 | 曰韩无码A级成人毛片 | 亚洲精品国产精 | 九九热线精品视频98 | 亚洲av中文无码字幕色本草 | 一个人看www在线视频 | 免费精品国偷自产在线青年 | 欧美精品系列 | 无遮掩无码h成人av动漫 | 手机看黄AV免费网址 | 欧美黑人群一交 | 精品人妻系列无码专区 | 国产激情久久久久影院 |