產(chǎn)品詳情截止閥的啟閉件是塞形的閥瓣，密封面呈平面或錐面，閥瓣沿流體的中心線作直線運(yùn)動(dòng)。閥桿的運(yùn)動(dòng)形式，有升降桿式（閥桿升降，手輪不升降），也有升降旋轉(zhuǎn)桿式（手輪與閥桿一起旋轉(zhuǎn)升降，螺母設(shè)在閥體上）。截止閥只適用于全開(kāi)和全關(guān)，不允許作調(diào)節(jié)和節(jié)流。

結(jié)構(gòu)特點(diǎn)與用途：
Strucure features and usages:

全關(guān)時(shí)手輪按順時(shí)針?lè)较蛐D(zhuǎn)； 
可以安裝在管道的任何位置上，介質(zhì)從下往上流； 
不銹鋼截止閥適用于各類(lèi)腐蝕性介質(zhì)的管道上，有良好的防腐性和足夠的強(qiáng)度； 
合金鋼截止閥適用于耐高溫的蒸汽、油品管道上，具有耐高溫特點(diǎn)。
When fully closed，the handwheel rotates clockwise. 
Able to be mounted on any position of the pipeline，the medium flows from down to up. 
Stainless steel made stop valve is of good anti-corrosive property and enough strength and suitable for various pipelines with corrosive medium. 
Alloy steel made stop valve features high-temperature resistance，suitable for high-temperature steam and oil goods pipelines.
主要尺寸及重量：
Main dimensions and weight：

試驗(yàn)壓力
Test pressure

公稱(chēng)壓力PN(MPa)Nominal pressure1.62.54.06.410.016.0殼體強(qiáng)度試驗(yàn)Shell strength test2.43.86.09.61524上密封試驗(yàn)Back seal test1.82.84.47.01118密封試驗(yàn)Seal test1.82.84.47.01118

使用范圍
Scope of use

產(chǎn)品類(lèi)型Product classification適用介質(zhì)Suitable medium適用溫度（℃）Suitable temperatureJ41(H.Y)-C型
J941(H.Y)-C型水、蒸汽、油品Water，steam，oilgoods≤425℃
≤450℃J41Y-I型
J941Y-I型水、蒸汽、油品Water，steam，oilgoods≤550℃

主要零件材料：
Material for main parts：

產(chǎn)品類(lèi)型Product classification零件名稱(chēng)Part name閥體、閥蓋Body bonnet閥桿Valve stem閥瓣Disc密封面Sealing face閥桿螺母Yoke nut填料Packing緊固件Fastener手輪HandwheelJ41(H.Y)-C型 J941(H.Y)-C型25、WCB鉻不銹鋼Cr.Stainless steel2Cr1325H:不銹鋼Y:鈷基硬質(zhì)合金鋼H:Stainless steelY:Co-based carbide alloy steel鋁青銅Albronze柔性石墨Flexible graphite優(yōu)質(zhì)碳鋼High-grade carbon steel可鍛鑄鐵Forgeable cast-ironJ41Y-I型J941Y-I型鉻鉬鋼 Cr.Mo steel鉻鉬鋼Cr.Mo steel合金鋼Alloy steel鈷基硬質(zhì)合金鋼C0-based carbide alloy steel鋁青銅Albronze柔性石墨Flexible graphite合金鋼Alloy steel可鍛鑄鐵Forgeable cast-iron

主要尺寸和重量：
Main dimensions and weight：

公稱(chēng)通徑DNNominal diameter主要外形尺寸和連接尺寸（mm）Main external and connecting dimensions重量（kg）WeightLDD₁D₂bfz-dHD₀J41(H.Y.B)-16C    J41Y-16I101309060401424-141981204.7151309565451624-142181205.22015010575551624-142581407.12516011585651624-142751607.432180135100781824-182801808.540200145110851834-1833020012.5502301601251001834-183502402065290180145121834-1840028025803101951601352038-18355280351003502151801552238-18415320501254002452101852438-18460360751504802802402102438-2351040010020060033529526526312-2371040021025065040535532030312-2378645044630075046041037530312-23925500648

主要尺寸及重量：
Main dimensions and weight：

公稱(chēng)通徑DN Nominal diameterJ41(H.Y.B)-25    J41Y-25I J941(H.Y)-25  J941Y-25I主要外形尺寸和連接尺寸（mm）Main external and connecting dimensions電動(dòng)裝置 Electric dewice重量（kg） WeightLDD₁D₂bfz-dH手H電D₀手動(dòng) Hand電動(dòng) Electric10130906041624-14198  120  4.9  151309565451624-14218  120  5.4  2015010575551624-14258  140  7  2516011585651624-14275  160  7.4  32180135100781824-18280  180  8.5  40200145110851834-18330  200  12.5  502301601251002034-18350645240DZW1011650652901801451202238-18400690280DZW1012562803101951601352238-18355715280DZW15130671003502301901602438-23415770320DZW2034.573125402702201882838-25460780360DZW3089127154803002502183038-25510875400DZW459821520060036031027834312-25710967400DZW6018032225065042537033236312-30786  450  446  30075048543039040412-30925  500  654 

公稱(chēng)通徑DN Nominal diameterJ41(H.Y)-40    J41Y-40I J941(H.Y)-40  J941Y-40I主要外形尺寸和連接尺寸（mm）Main external and connecting dimensions電動(dòng)裝置 Electric dewice重量（kg） WeightLDD₁D₂D₆bff₂z-dH手H電D₀手動(dòng) Hand電動(dòng) Electric101309060403516244-14198  120  4.9&nbs