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： 欧美国一级毛片片aa | 你懂的国产高清在线播放视频 | 国产色爽女小说免费看 | 爱爱小视频在线观看网站 | 午夜精品成人毛片 | 97视频在线免费播放 | 欧美一级黄视频 | 国产一区中文字幕在线观看 | 2021色噜噜狠狠综曰曰曰 | 欧美日韩欧美日韩 | 91精品国产高清久久久久久91 | 欧美中文日韩 | 亚洲在线网址 | 欧美大尺度网站 | 精品高清国产a毛片 | 2021最新国产成人精品视频 | 欧美精品亚洲精品 | 最近日本免费观看视频 | 亚洲欧美v| 国产欧美一区二区精品性色99 | 久久中文字幕一区二区 | 亚洲国产天堂久久综合图区 | 亚洲a在线播放 | 国产 日韩 欧美视频二区 | 2021国内精品久久久久影院 | 国产一级久久久久久毛片 | 欧美 亚洲 中文字幕 | 国产欧美日产激情视频 | 天天躁夜夜躁狠狠躁2021a | 国产99久久精品一区二区 | 欧美日韩一级二级三级 | 日本无遮挡边吃奶边做刺激视频 | 国产免费久久精品44 | 国产成人永久在线播放 | 天堂网在线www资源网 | 国产精品第6页 | 欧美人视频在线观看视频 | 亚洲人成在线播放网站岛国 | 亚洲国产成人私人影院 | 午夜影院免费体验 | a在线观看视频 |