久久免费视频精品|精品人妻一乃葵AV中出|国产三级久久久精品麻豆三级|免费高清毛片在线播放视频|亚洲国产激情一区二区||www.vip569.cn,熟妇女人妻丰满少妇中文字幕,精品人妻少妇嫩草AV无码专区,无套内谢少妇毛片免费看看,无套内谢的新婚少妇国语播放,少妇厨房愉情理伦BD在线观看,少妇人妻偷人精品无码视频新浪,少妇AAA级久久久无码精品片,四川少妇BBW搡BBBB槡BBBB,四川少妇搡BBW搡BBBB,东北少妇不戴套对白第一次||www.hhhtzgrs.cn ,欧美午夜精品福利在线观看_亚洲国产精品一区二区高清无码久久_国产亚洲欧美一区二区三区在线播放_日韩高清国内精品制服丝袜||www.8xi0a.cn ,四川少妇BBw搡BBBB槡BBBB,精品无码人妻一区二区免费蜜桃,爱浪app官网最新版下载苹果手机,91囯内偷拍精品一区二区三区,国产三级片久久久久久水户香奈||www.zhongyongapp.cn

進(jìn)口低溫焊接截止閥

品牌：美國(guó)威盾VTON

USA VTON VTDJ50PH Low-temperature Globe Valve

低溫焊接截止閥主要用于管道系統(tǒng)在低溫狀態(tài)下對(duì)液氧、液氮等介質(zhì)的截?cái)嗷蚪油�。該系列產(chǎn)品的特點(diǎn)：①閥門的流道為大圓弧過(guò)渡流線型，使介質(zhì)在流道中的阻力較��；②填料密封雙填料, 可使用在不同的場(chǎng)合，雙填料能有效地防止冷損，從而使密封效果得到加強(qiáng)，保證介質(zhì)不外漏，并使手輪處于常溫下，啟閉靈活。

Low-temperature Globe Valve is mainly used for truncating or connecting the liquid oxygen, nitrogen and other media at low temperature. Product features: ① flow valve streamlined for large arc transition, the medium in the flow resistance in the smaller.② Double packing filler, can be used on different occasions, two filler can effectively prevent cold damage, so that the seal has been strengthened to ensure that the media does not leak, and to hand wheel at room temperature, open and close flexible.

VTDJ50PH型低溫焊接截止閥的資料：

VTDJ50PH Low-temperature Globe Valve

低溫焊接截止閥標(biāo)準(zhǔn)材質(zhì)細(xì)表

A detailed statement of material

低溫焊接截止閥主要連接尺寸及重量

Main connection dimensions and weight