詳細(xì)介紹 名稱:真空閘閥型號:NKZ41H口徑:DN15-DN800壓力:1.6MPa≈16.0MPa材質(zhì):WCB、A105、SS304、SS316認(rèn)證:ISO9001:2000·真空閘閥產(chǎn)品詳情連接形式分法蘭、焊接兩種,驅(qū)動方式有手動、電動兩種。該閥門適用于工作溫度≤425℃和≤550℃,工作介質(zhì)為水、蒸汽或空氣的管路上,作為啟閉裝置;尤其適用于火電廠汽機(jī)冷凝和真空負(fù)壓系統(tǒng),起真空隔離密封作用。結(jié)構(gòu)特點1、設(shè)計了真空密封結(jié)構(gòu)填料室,使系統(tǒng)與大氣隔離,具有良好的環(huán)保性能。2、選材考究,符全國內(nèi)外相關(guān)標(biāo)準(zhǔn),材料的全面質(zhì)量高。3、密封副配對*合理,提高了密封性能,使用壽命長。4、啟閉件采用平行閘板雙向彈性密封,摩擦力小,啟閉輕松,維修方便,密封可靠,性能優(yōu)良。5、閥桿經(jīng)調(diào)質(zhì)及表面氮化處理,有良好的抗腐蝕性、抗擦傷性和耐磨性。6、法蘭墊片采用復(fù)合材料,膨脹系數(shù)大、氣密性能好、保證系統(tǒng)與大氣隔離可靠。主要性能規(guī)范、材料、尺寸:·試驗壓力公稱壓力PN/MPaN0minalpressure試驗壓力/MPa Seal test殼體強(qiáng)度試驗Shellslrenght test上密封試驗Back Seal test密封試驗Seat test2.53.82.82.84.06.04.44.46.49.6707.010.015011.011.0·使用范圍產(chǎn)品類型Pr0ductcalssificati0n適用介質(zhì)Applicable medium適用溫度/℃Applicable temperatureNKZ61HNKZ64H H-C型NKZ964H H-C型NKZ961H水、蒸汽、空氣Water,Steam,Air≤425NKZ61HNKZ64H Y-I型NKZ964H Y-I型NKZ961H水、蒸汽、空氣Water,Steam,Air≤550·主要零部件材料零件名稱Part name閥體、閥蓋B0dy B0nnet閥桿Valve stem閘板Wedge gate密封面Sealing face閥桿螺母Valve Y0ke nut填料Parking緊固件FastenerNKZ61HNKZ64H H-C型NKZ964H H-C型NKZ961HWCB2Crl325H:合金鋼H:all0ysteel鋁青銅Albr0nze膨脹復(fù)合石墨Expandingc0mp0undgraphite優(yōu)質(zhì)碳鋼High-gradecarb0n steelNKZ61HNKZ64H Y-I型NKZ964H Y-I型NKZ961H鉻鉬鋼Cr.M0 steel20CrlM01VA鉻鉬鋼Cr.M0 steelY:硬質(zhì)合金Y:carbide all0y鉻鉬鋼Cr.M0 steel·主要尺寸及重量公稱通徑DN/mmN0minaldiamecer公稱壓力PN/MPaN0minalpressure主要外形尺寸和連接尺寸/mmMain external andc0nnecting dimensi0ns重量/kgWeightLHDD0∝W502.5250345644937030’2502465270395826637030’2503680280425957837030’3005210030051011710037030’3006712532557014412537030’3509515035072517215137030’35013520040082022320137030’40021025045089027825337030’450300300500107033030337030’550395350550132038235137030’650530400600145043239837030’750685450650156048445037030’750906500700172053549837030’8501130600809188063860037030’9001387700900208373870037030’95018948001000259084080037030’10002621504.0250345644837030’3003065270395826637030’3004280280425957837030’3505710030051011710037030’3507512532557014412537030’40010515035072517215137030’40015020040082022319937030’45023225045089027825137030’550330300500107033030137030’650430350550132038234937030’750570400600145043239637030’850730506.4250350644837030’3003465280405826537030’3004880310435957637030’350651003505151179837030’4008112540058015012837030’40011215045073517214937030’45016120055083522319737030’55025525065090527824537030’650390300750108033029337030’750515350850134038234137030’800695400950146043238637030’9008855010.0250350644837030’3003765280405826337030’3005280310435957437030’350701003505151179737030’4008612540058015012437030’40011815045073517214437030’45016820055083522318937030’55026325065090527823537030’650405300750108033028137030’750536350850134038233337030’850732400950146043237637030’950947注:PN2.5(25)型閥門允許作為PN1.0(10)、PN1.6(16)壓力級選用閘閥高壓鍛鋼閘閥鍛鋼閘閥埋地式閘閥直埋式軟密封閘閥直埋式彈性座封閘閥直埋式閘閥直埋閘閥高溫高壓閘閥高壓閘閥電站閘閥不銹鋼法蘭閘閥不銹鋼閘閥溝槽閘閥溝槽暗杠軟密封閘閥大口徑軟密封閘閥電動軟密封閘閥明桿軟密封閘閥暗桿軟密封閘閥軟密封閘閥高壓焊接閘閥焊接式閘閥焊接閘閥鉆井泥漿閘閥不銹鋼刀型閘閥氣動刀型閘閥電動刀型閘閥刀型閘閥不銹鋼保溫閘閥夾套保溫閘閥保溫閘閥軟密封彈性座封閘閥電動彈性座封閘閥明桿彈性座封閘閥彈性座封閘閥碳鋼閘閥鑄鋼閘閥明桿閘閥暗桿閘閥襯氟閘閥排渣閘閥消防信號閘閥消防閘閥信號閘閥內(nèi)螺紋閘閥螺紋閘閥法蘭閘閥燃?xì)忾l閥不銹鋼刀閘閥暗桿刀閘閥電動刀閘閥氣動刀閘閥手動刀閘閥刀閘閥礦用電動閘閥電動閘閥氣動閘閥美標(biāo)法蘭閘閥美標(biāo)不銹鋼閘閥美標(biāo)碳鋼閘閥美標(biāo)閘閥燃?xì)馄桨彘l閥高壓平板閘閥氣動平板閘閥電動平板閘閥手動平板閘閥平板閘閥手動閘閥相關(guān)資料
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