欧美午夜在线观看理论片-欧美午夜在线视频-欧美线人一区二区三区-欧美香蕉视频-欧美香蕉视频在线观看-欧美香蕉爽爽人人爽观看猫咪

Turbine drive full welded ball valve

Dateline:2014-11-30    Hits:

Size: full size & standard size DN50 (2 ") 1400 ~ DN (56")

Pressure rating: ANSI Class 150 ~2500, PN 16 ~ 420

Working temperature: -29 degrees C (-20 degrees F) ~ +200 degrees C (392 degrees F)

To adapt to the medium: Oil / gas, LNG / LPG gas, petroleum chemical industry, iron and steel plant, heating pipes etc.

Mode of operation: the handle, gear (vertical / horizontal), electric

Standard features:

Butt welding & flange for entity structure end

Mirror polishing the stainless steel ball to test

The preload spring cushion to ensure low temperature leak tight and reducing thevalve operating torsion

According to the international standard against burst valve stem

Stem dry automatic lubrication bearing capacity and metal with PTEF coating, without additional lubricant

A floating or fixed ball valve

Feature selection: (on request)

Self rescue seat

Vertical device and stem extension

Special port and path

Antistatic device

The stem can emergency treatment of oil and fat

Valve lubricant and sealant of emergency equipment

Seal metal to metal seating

Double block and bleed

Double piston effect of valve seat

Fire safety design with graphite gasket

Use a plastic polymer sealing valve seat

Safety valve body cavity

Ball and stem of electroless nickel plating

Material:

Body: carbon steel ST37, A106-B, STPG 370, A105, ASTM A516-60, A216-WCB or equivalent. Stainless steel 304 or 316 (to choose)

Sphere: stainless steel 304 or 316 level

Seat: the metal seat with polymer sealing ring, PTFE, RTFE, Viton, Nylon, Peek etc..


The previous product:Gas valve
The next product:Turbine drive full bore ball valve

手機網站

主站蜘蛛池模板： 精品日产一区二区三区手机 | 亚洲欧美一区二区三区图片 | 国产一区国产二区国产三区 | 欧美国一级毛片片aa | 开心色99×xxxx | 欧美国产亚洲精品高清不卡 | 久久精品一区二区三区不卡牛牛 | 99re免费99re在线视频手机版 | 免费一区二区三区 | 国产欧美一区二区精品性色tv | 欧美黑人xxx| 99在线热播精品免费 | 亚洲精品不卡 | 国产麻豆精品一区二区 | 午夜成年人视频 | 天天操天天干视频 | 中文字幕精品一区 | 在线观看欧美视频 | 欧美日韩不卡视频 | 黄色三级在线播放 | 永久精品| 夜夜爽夜夜爽 | 国产不卡视频一区二区在线观看 | 草草草视频在线观看 | 精品在线播放视频 | 日本理论在线观看被窝网 | 亚洲欧美在线视频免费 | 欧美亚洲综合在线观看 | 国产精品美女流白浆视频 | 5g天天爽影院 | 国产欧美日韩不卡 | 欧美日本一区二区三区 | 国产呦精品一区二区三区网站 | 狠狠干一区 | 精品午夜寂寞影院在线观看 | 日韩不卡一级毛片免费 | 在线日本三级 | 波多野结衣在线不卡 | 欧美综合自拍亚洲综合网 | 日韩一区二区三区视频在线观看 | 亚洲成人免费视频 |