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WJ41H國標波紋管截止閥概述;
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制造標準:GB12235
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結構長度:GB12221
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對焊口標準:GB12224
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試驗標準:GB13927
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Bb Os & Y structure
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Manufacture:GB12235
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Face to face:GB12221
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Butt-welding:GB12224
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Test:GB13927
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公稱壓力
(nominal pressure) |
1.6Mpa
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2.5Mpa
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4.0Mpa
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密封試驗(seal test)
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1.8MPa
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2.8MPa
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4.4MPa
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殼體強度(shell)
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2.4MPa
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3.6MPa
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6.0MPa
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適用溫度
(suitabletemprature) |
300℃
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雙層波紋管(double walls bellow seal)
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維修方便(maintenance-free)
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波紋管密封閥桿(spindle with bellow seal)
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雙重密封(secondary sealing)
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位置指示(position indicator)
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無升降手輪(non-rising handwheel)
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工業(industry)
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電站(power station)
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廢氣凈化廠(flue gas puerification plant)
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天然氣(gas supply)
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真空裝置(vacuum facilities)
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氨(ammonia)
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熱水(hot water)
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冷凍系統(cllling&freezing systme)
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加熱設備(heating technology)
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蒸汽系統(steam system)
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零件名稱
parta name |
閥體 body
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閥蓋 bonnet
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閥桿 stem
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閥瓣 disc
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密封面
sealing face |
填料 paking
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WCB
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WCB
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WCB
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13Cr
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2Cr13
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2Cr13
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柔性石墨
GRAPHITE |
STL
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||||||
304
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CF8
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CF8
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304
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304
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304
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柔性石墨
GRAPHITE |
STL
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PTFE
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|||||
316
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CF8M
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CF8M
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316
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316
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316
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柔性石墨
GRAPHITE |
STL
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PTFE
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|||||
304L
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CF3
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CF3
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316
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304L
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304L
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柔性石墨
GRAPHITE |
STL
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PTFE
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|||||
316L
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CF3M
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CF3M
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316
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316L
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316L
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柔性石墨
GRAPHITE |
STL
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PTFE
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