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技術(shù)數(shù)據(jù)和性能參數(shù)Technical data and performance parameter： 　　公稱壓力：Nominal pressure: 1.0 Mpa, 1.6 Mpa, 2.5 Mpa(ANSI Class 125, 150lb) 　　規(guī)格：Nominal size: DN50~DN600 (2”-24”) 　　適用溫度Suitable temperature: -40℃~180℃ 　　適用介質(zhì)Suitable medium: This butterfly valve can be applied in various concentrations of Acid, Alkali, Aqua regia and strong chloridizing etc (except the high-temperature melting alkali metals, element fluorine & chlorine trifluoride). 　　操作方式operation style: Handle, worm gear, electric, pneumatic, hydraulic. 　　用途Application: This butterfly valve is mainly used in petroleum, chemical, pharmaceutics, and metallurgy, coker etc corrosive pipeline circulation systems. 　　口徑size 　　最高使用溫度Max. working temperature 　　最高使用壓力 Max. working pressure 　　試驗(yàn)壓力Test pressure 　　液體Liquid 　　氣體Gas 　　閥體（水壓）Shell(Hydrostatic) 　　密封（氣體）Seal(air) 口徑 size 最高使用溫度 Max. working temperature 最高使用壓力 Max. working pressure 試驗(yàn)壓力 Test pressure 全開放CV值 液體 Liquid 氣體 Gas 閥體(水壓) Shell(Hydrostatic) 密封(氣體) Seal(air) 50 180 7 2.5 10.5 3 120 65 120 80 290 100 450 125 800 150 1200 200 2300 250 3800 300 5700 350 6600 400 9000 450 11900 500 14400 600 21000 序號(hào) Sr. No. 名稱 Part name 材質(zhì) Material 1 閥體 Body Ductile iron 1a 閥體連接螺釘 connection screw Alloy steel 2 閥體襯里 Body liner FEP F46 3 蝶板襯 Disc liner FEP F46 蝶板 Disc Cast steel 上軸1 Upper shaft 1 Alloy steel 上軸2 Upper shaft 2 Alloy steel 下軸1 Lower shaft 1 Alloy steel 3a 下軸2 Lower shaft 2 Alloy steel 3b 下軸3 Lower shaft 3 Stainless steel 4 上襯套 Upper bushing Stainless steel 5 下襯套 Lower bushing Stainless steel 6 密封環(huán) Sealing ring PTFE 7 壓圈 Press ring Stainless steel 8 后襯墊 Back bushing EPDM/Viton 9 彈簧墊Spring washer Alloy spring steel 10 內(nèi)六角螺釘Socket head cap screw Alloy steel

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