H44W不銹鋼美標(biāo)旋啟式止回閥的功能是用來(lái)防止管路中的介質(zhì)倒流。止回閥屬于自動(dòng)閥類(lèi)，啟閉件靠流動(dòng)介質(zhì)的力量自行開(kāi)啟 或關(guān)閉。止回閥只用于介質(zhì)單向流動(dòng)的管路上，阻止介質(zhì)回流，以防發(fā)生事故。 

上海玉武不銹鋼閥門(mén)系列
 
Z41W-150Lb不銹鋼美標(biāo)閘閥 J41W不銹鋼截止閥 J41W不銹鋼法蘭截止閥
不銹鋼柱塞閥 D671F-16P不銹鋼氣動(dòng)蝶閥 不銹鋼視鏡
不銹鋼氣動(dòng)放料閥 不銹鋼液動(dòng)切斷閥 J41W美標(biāo)不銹鋼截止閥
J41W-40P不銹鋼截止閥 J41W-300Lb不銹鋼美標(biāo)截止閥 G41W不銹鋼隔膜閥
D73W-16P不銹鋼對(duì)夾蝶閥 SG41W不銹鋼美標(biāo)過(guò)濾器 J41W不銹鋼美標(biāo)截止閥
D343W-16P不銹鋼法蘭蝶閥 QG41W-150Lb美標(biāo)不銹鋼過(guò)濾器 H44W不銹鋼止回閥
D371F-10P不銹鋼軟密封碟閥 Z641W-16P不銹鋼氣動(dòng)閘門(mén) Z41W不銹鋼閘門(mén)
Z41W-100P不銹鋼閘閥 Z43F-64P不銹鋼平板閥 D673W不銹鋼氣動(dòng)碟閥
Q41F-150Lb不銹鋼美標(biāo)球閥 不銹鋼旋塞閥 D371F不銹鋼對(duì)夾碟閥
D71F-150Lb不銹鋼美標(biāo)蝶閥 Z641E不銹鋼氣動(dòng)閘伐 Z41W不銹鋼閘閥
CS11H-16P不銹鋼疏水閥 不銹鋼切斷閥 Z941W-40P不銹鋼電動(dòng)閘閥
Z641W-25P不銹鋼氣動(dòng)閘閥 Z41W-600Lb不銹鋼美標(biāo)閘伐 Q41F不銹鋼球閥
Q11F-25P不銹鋼絲口球閥 Q941F-150Lb不銹鋼電動(dòng)球閥 D343H-16P不銹鋼法蘭碟閥
Y43W-40P不銹鋼減壓閥 D343W不銹鋼密封蝶閥 J41W-600Lb美標(biāo)不銹鋼截止閥
Z41W-64P不銹鋼電動(dòng)閘伐 H42F不銹鋼底閥 Q71F-16P不銹鋼球閥
SG41W-16P不銹鋼過(guò)濾器 Z941W不銹鋼電動(dòng)閘門(mén) CS41W不銹鋼疏水閥
H12W-16P絲扣止回閥 Z941W-160不銹鋼電動(dòng)閘閥 Z41W不銹鋼閘閥
Q341F不銹鋼蝸輪球閥 Q41F不銹鋼球閥 J41W不銹鋼截止閥
J941H不銹鋼電動(dòng)截止閥 J941Y不銹鋼電動(dòng)截止閥 J941W不銹鋼電動(dòng)截止閥
H42不銹鋼底閥 H45不銹鋼底閥 H42不銹鋼底閥
H12不銹鋼底閥 BZ41W 不銹鋼保溫閘閥 不銹鋼Y型過(guò)濾器(法蘭)
H44H-16P不銹鋼止回閥 H42H-16P不銹鋼止回閥 H41H-16P不銹鋼止回閥