H71H/W對(duì)夾升降式止回閥的詳細(xì)資料： 產(chǎn)品介紹：對(duì)夾升降式止回閥 結(jié)構(gòu)及尺寸   該閥由閥體、閥瓣、彈簧等組成，水平或垂直安裝于管路系統(tǒng)，防止介質(zhì)倒流，具有結(jié)構(gòu)短、體積小、質(zhì)量輕；閥瓣關(guān)閉快速，水錘壓力小；流道通暢，流體阻力??；動(dòng)作靈敏，密封性能好。 主要技術(shù)參數(shù) 型號(hào)公稱壓力試驗(yàn)壓力工作溫度適用溫度殼體密封H71H-16Q1.62.41.76≤235℃水、蒸氣、油品等H71H-25Q2.53.752.75≤235℃H71W-25H≤300℃H71W-25P≤200℃硝酸等腐蝕性介質(zhì)H71W-40H4.06.04.4≤300℃H71W-40P≤200℃水、蒸氣主要零件材料型號(hào) 閥門閥瓣彈簧H71H-16Q  H71H-25T400-152550CrVAH71W-25H  H71W-40H2Cr131Cr131Cr18Ni9H71W-25P  H71W-40PZG1Cr18Ni9Ti1Cr18Ni9Ti1Cr18Ni9Ti主要外形尺寸公稱通徑LD公稱通徑LD1.62.54.01.62.54.0152548484880711401401402031.5585858100801601651652535.568686812511019019519532408080870150125215225225404590909020016027028539050561051051052502003303403506563125125125300250385400415 訂貨須知:①H71H/W對(duì)夾升降式止回閥產(chǎn)品名稱與型號(hào)②H71H/W對(duì)夾升降式止回閥公稱壓力③H71H/W對(duì)夾升降式止回閥公稱通徑④H71H/W對(duì)夾升降式止回閥連接法蘭標(biāo)準(zhǔn)⑤H71H/W對(duì)夾升降式止回閥閥體材質(zhì)⑥H71H/W對(duì)夾升降式止回閥額定流量系數(shù)⑦H71H/W對(duì)夾升降式止回閥工作介質(zhì)⑧H71H/W對(duì)夾升降式止回閥介質(zhì)溫度⑨H71H/W對(duì)夾升降式止回閥是否帶附件以便為您正確選型。 : 0532-8563 6636 圖文傳真:0532-8563 6656:1370 6427 055    : 8610 1268塘美瓦特斯閥門有限公司青島銷售處