國(guó)標(biāo)電動(dòng)截止閥
閥門(mén)型號(hào)：J941Y
連接形式：法蘭
產(chǎn)品材質(zhì)：碳鋼、不銹鋼、合金鋼
公稱(chēng)通徑：DN50-DN500
適應(yīng)介質(zhì)：水、蒸汽、油品、硝酸、醋酸、堿液、鹽水、海水、氧氣等
壓力環(huán)境：PN1．6～16MPa
工作溫度：-29～550℃
閥門(mén)標(biāo)準(zhǔn)：國(guó)標(biāo)、
流動(dòng)方向：?jiǎn)蜗?/div>
截止閥（Globe Valve）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(xiàn)作直線(xiàn)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）。電動(dòng)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。 電動(dòng)截止閥結(jié)構(gòu)圖 
主要特點(diǎn)及用途 Chief features and usages |
| 1、結(jié)構(gòu)緊湊、設(shè)計(jì)合理，閥門(mén)剛性好，通道流暢，流阻系數(shù)小。 |
| 2、密封面采用不銹鋼和硬質(zhì)合金，使用壽命長(zhǎng) |
| 3、采用柔性石墨填料、密封可靠、操作輕便靈活 |
| 4、驅(qū)動(dòng)方式分手動(dòng)、電動(dòng)、氣動(dòng)、齒輪傳功，結(jié)構(gòu)型式：彈性楔式單閘板、剛性楔式單閘板和雙閘板型式。 |
| 5、廣泛適用于石油化工，火力發(fā)電廠(chǎng)等油品、水蒸汽管路上作接通或截?cái)喙苈分薪橘|(zhì)的啟閉裝置。 |
| 1、Compact structure,neasonnable design,good rigidity,smooth channel,small coefficient of flow resistance. |
| 2、The sealing face uses stainless steel and carbide alloy and is of long duration |
| 3、Using flexible graphite fillings,reliable sealing,light and nimble operation |
| 4、Four driving ways,manually,electrically,air-ioerating and gear-driving,structure type,elastic wedge type with single gate board,right rigi-dwedge type with single or dual-gate board. |
| 5、Widely used as the device of open or close to connect or cut off the medium inside of the pioeline of water,steam or oil goods in steam power plants |
| 主要性能規(guī)范 Chief property and specification |
| 公稱(chēng)壓力PN(MPa) Nominal pressure | 實(shí)驗(yàn)壓力(MPa)Test pressure |
| 殼體Shell | 密封(液)Seal | 密封(氣)Seal | 上密封Back seal |
| 1.6 | 2.4 | 1.8 | 0.6 | 1.8 |
| 2.5 | 3.8 | 2.8 | 0.6 | 2.8 |
| 4.0 | 6.0 | 4.4 | 0.6 | 4.4 |
| 6.4 | 9.6 | 7.0 | 0.6 | 7.0 |
| 10.0 | 15.0 | 11.0 | 0.6 | 11.0 |
| 16.0 | 24.0 | 18.0 | 0.6 | 18.0 |
| 適用范圍 Suitable scope |
| 殼體材料Shell material | 適用介質(zhì)Applicable medium | 適用溫度(℃)Applicable temperature |
| 碳素鋼(C型)Carburizing steel | 水、蒸汽、油品Water,steam,oil goods | ≤425 |
| ； | 硝酸類(lèi) Nitric acid | ≤200 |
| ； | 醋酸類(lèi) Acetic acid | ≤200 |
| ； | 水、蒸汽、油品Water,steam,oilgoods | ≤550 |
| 主要零件材料Material for main parts |
| 閥體、閥蓋Body,bonnet | 閥板、閥座 Wedge disc,seat rign | 閥桿 Stem | 閥桿螺母 Yoke nut | 填料 Packing | 手輪 Hand wheel |
| 碳素鋼 Carburizing steel | 優(yōu)質(zhì)碳鋼+硬質(zhì)合金或不銹鋼 High-grade carbon steel+carbide alloy or stainleel | 鉻不銹鋼Cr.stainless steel | 鋁青銅AI bronze | 石墨石棉盤(pán)根Graphite,asbestos coils | 可鍛鑄鐵 Foraeable cast-iron |
| 鉻鎳鈦鋼Cr.Ni.Tisteel | 不銹鋼、不銹鋼+硬質(zhì)合金Stainless steel or +carbide alloy | 鉻鎳鈦不銹鋼Cr.Ni.Ti stainless stee | 鋁青銅AI bronze | 浸聚四氟乙Dipping polyterafluo-roethylene | 可鍛鑄鐵Foraeable cast-iron |
| 鉻鎳鉬鈦鋼Cr.Ni.Mo.Tisteel | 不銹鋼、不銹鋼+硬質(zhì)合金Stainless steel or +carbide alloy | 鉻鎳鉬鈦不銹鋼Cr.Ni.Mo.Ti stainless stee | 鋁青銅AI bronze | 烯石棉盤(pán)根Asbestos coil | 可鍛鑄鐵Foraeable cast-iron |
| 鉻鉬鋼Cr.Mo streel | 合金鋼+硬質(zhì)合金Alloy steel+carbide alloy | 鉻鉬鋁鋼Cr.Mo.Ai steel | 鋁青銅AI bronze | 柔性石墨Flexibie graphite | 可鍛鑄鐵Foraeable cast-iron |
主要尺寸及重量Main dimensions and weight
公稱(chēng)通徑Nominal diameter | 主要外形尺寸和連接尺寸(mm)Dimensions | 電動(dòng)裝置Electric dewice | 重量(kg)Weight | L | D | D1 | D2 | b | f | z-d | H |
| ； | Z940H | -16C | Z940
| Y-16P | Z940 | Y-16R | Z940 | W-16P | Z940 | W-16R | Z940 | Y-16I | | ； | Z941Y | Z941
| Z941 | Z941 | Z941 | Z941 |
| 40 | 200 | 145 | 110 | 85 | 16 | 3 | 4-18 | 595 | DZW15 | 56 | 50 | 250 | 160 | 125 | 100 | 16 | 3 | 4-18 | 653 | DZW20 | 59 | 65 | 265 | 180 | 145 | 120 | 18 | 3 | 4-18 | 665 | DZW20 | 62 | 80 | 280 | 195 | 160 | 135 | 20 | 3 | 8-18 | 725 | DZW20 | 74 | 100 | 300 | 215 | 180 | 155 | 20 | 3 | 8-18 | 787 | DZW20 | 92 | 150 | 350 | 280 | 240 | 210 | 24 | 3 | 8-23 | 955 | DZW30 | 161 | 200 | 400 | 335 | 295 | 265 | 26 | 3 | 12-23 | 1105 | DZW30 | 219 | 250 | 450 | 405 | 355 | 320 | 30 | 3 | 12-25 | 1343 | DZW45 | 376 | 300 | 500 | 460 | 410 | 375 | 30 | 4 | 12-25 | 1516 | DZW60 | 484 | 350 | 550 | 520 | 470 | 435 | 34 | 4 | 16-25 | 1678 | DZW60 | 695 | 400 | 600 | 580 | 525 | 485 | 36 | 4 | 16-30 | 1849 | DZW90 | 977 | 450 | 650 | 640 | 585 | 545 | 40 | 4 | 20-30 | 1937 | DZW90 | 1033 | 500 | 700 | 705 | 650 | 608 | 44 | 4 | 20-34 | 2234 | DZW120 | 1087 | 600 | 800 | 840 | 770 | 718 | 48 | 5 | 20-41 | 2432 | DZW180 | 1357 | 700 | 900 | 910 | 840 | 788 | 50 | 5 | 24-41 | 2489 | DZW250 | 1481 | 800 | 1000 | 1020 | 950 | 898 | 52 | 5 | 24-41 | 2643 | DZW350 | 1845 |
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