焊接連接的閘閥適用于公稱壓力PN16.0-32.0MPa，工作溫度≤540℃（其中P57170V工作溫度為570℃）的石油，化工、水力、火力電站各種系統(tǒng)的管路上，切斷或接通管路介質(zhì)。適用介質(zhì)為：水、油品、蒸汽、酸性介質(zhì)等。操作方式有：手動、齒輪傳動、電動等。
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http://www.0577v.net/prod.asp?cid1=47 氣動蝶閥
http://www.0577v.net/prod.asp?cid1=52 法蘭閘閥
http://www.0577v.net/prod.asp?cid1=53 法蘭截止閥
http://www.0577v.net/prod.asp?cid1=54 升降式止回閥
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http://www.8kty.com/ 蝶閥生產(chǎn)廠家
http://www.8kty.com/list/?98_1.html 美標(biāo)蝶閥
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http://www.2tkw.com/list/?7_1.html 手動截止閥
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http://www.2tkw.com/list/?100_1.html 對夾止回閥
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http://www.yjzzfm.net/list/?115_1.html 防爆閥
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