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旋塞閥標準|旋塞閥的作用
信茂止回閥的安裝位置
止回閥型號編制方法|止回閥型號名稱大�
截止閥型號編制方法|截止閥分�
 
 
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公司新聞

截止閥標準大全|截止閥的作用

點擊次數(shù)�3779 來源�(wǎng)站: �(fā)布時間:2015-04-09

截止閥標準大全|截止閥的作用

一�編輯整理截止閥標準意義何��

信茂截止�的啟閉件是塞形的閥瓣,密封面呈平面或錐面,閥瓣沿流體的中心線作直線運動。閥桿的運動形式,有升降桿式(閥桿升�,手輪不升降�,也有升降旋�(zhuǎn)桿式(手輪與閥桿一起旋�(zhuǎn)升降,螺母設(shè)在閥體上)。截止閥只適用于全開和全�(guān),不允許作調(diào)節(jié)和節(jié)��

由于截止�種類繁多,同一個截止閥可以做成不同的標�,不同的標準在管道連接,試驗壓力以及管道使用都有差�,為了您在使用的時�,能將截止閥對號入座,信茂技�(shù)部特編輯整體出截止閥的標準大�,供您參�!落實到工況比較特殊的場�,建議您�(lián)系我們技�(shù)部,為您做選型把�(guān),避免不必要的損��

二�截止閥標準大�

標準編號 標準中文名稱 標準英文名稱
DL/T531-1994(2005�(fù)�) 電站高溫高壓截止�、閘閥技�(shù)條件
GB/T11689-1989 船用法蘭鑄鋼截止�(四進位) Marine cast steel flanged stop valves
GB/T12235-1989 通用閥門法蘭連接鋼制截止閥和升降式止回閥 General purpose industrial valves—Flanged steel globe valves and lift check valves
GB/T12233-1989 通用閥門鐵制截止閥與升降式止回閥 General purpose industrial valves—Casting iron globe valves and lift check valves
GB/T1951-1984 船用低壓外螺紋青銅截止閥 Marine low pressure bronze male threaded stop valves
GB/T2499-1993 船用法蘭鑄鐵雙排截止閥箱 Marine cast iron flange dual-row stop valves-case
GB/T590-1993 船用法蘭鑄鐵截止�
Marine cast iron flanged stop valves
GB/T594-1983 船用外螺紋鍛鋼截止閥 Marine forged steel male thread stop valves
GB/T584-1999 船用法蘭鑄鋼截止� Marine cast steel flanged stop valves
GB/T595-1983 船用外螺紋青銅截止閥 Marine bronze male thread stop valves
GB/T587-1993 船用法蘭青銅截止� Marine bronze flanged stop valves
JB/T7245-1994 制冷裝置用截止閥
JB/T7747-1995 針形截止�
JB/T9081-1999 空氣分離�(shè)備用低溫截止閥和節(jié)流閥技�(shù)條件
JB/T53165-1999 高壓平衡截止� �(chǎn)品質(zhì)量分�
JB/T53174-1999 截止閥產(chǎn)品質(zhì)量分�
JB/T53155-1999 空氣分離�(shè)備用低溫截止閥和節(jié)流閥 �(chǎn)品質(zhì)量分�
JB/T8859-2004 截止�靜壓壽命試驗�(guī)�
HG/T3215-1986 聚三氟氯乙烯塑料襯里截止�
NF E29-350-2003 工業(yè)用閥.鋼制球閥、球狀截止閥和止回� (Industrial valves - Steel globe and globe stop and check valves.)
NF P43-001-2000 建筑物用閥門.建筑物中供應(yīng)引用水用銅合金截止閥.試驗和要� (Building valves - Copper alloy stopvalves for potable water supply in buildings - Tests and requirements.)
NF D36-380-2001 燃氣燃燒器和燃氣用具用自動截止閥的閥門檢驗系統(tǒng) (Valve proving systems for automatic shut-off valves for gas burners and gas appliances.)
NF A84-621-2002 氣焊�(shè)�.焊接、切割和相關(guān)工藝用帶截止閥的速動連接 (Gas welding equipment - Quick-action coupling with shut-off valves for welding, cutting and allied processes.)
NF M88-771-1975 液化烴容器裝�.手動截止�.制�.功能.試驗 (LIQUEFIED HYDROCARBON INSTALLATIONS IN CONTAINERS. MANUALLY CONTROLLED STOP VALVE. CONSTRUCTION. OPERATION. TESTS.)
NF P43-002-1981 建筑物水管閥門.水表截止�.一般技�(shù)�(guī)� (VALVES AND TAPS FOR WATER SUPPLY IN BUILDINGS. STOP VALVES FOR METER. GENERAL TECHNICAL SPECIFICATIONS.)

BS EN 13709-2003 工業(yè)用閥.鋼制球閥、球狀截止閥和止回� (Industrial valves - Steel globe and globe stop and check valves)
BS 1552-1995 一�、二類和三類燃氣用手動截止閥�(guī)� (Specification for open bottomed taper plug valves for 1st, 2nd and 3rd family gases up to 200 mbar)
BS 7461-1991 帶有流量�(diào)節(jié)�、閉路開�(guān)指示、閉合位置指示器開關(guān)或氣流量控制的電動自動氣體截止閥�(guī)� (Specification for electrically operated automatic gas shut-off valves fitted with throughput adjusters, proof of closure switches, closed position indicator switches or gas flow control)
BS 1010-2-1973 給排水設(shè)施用排放旋塞和截�(旋壓�)閥規(guī)�.�2部分:排放旋塞和地面上用截止閥 (Specification for draw-off taps and stopvalves for water services (screw-down pattern) - Draw-off taps and above-ground stopvalves)
BS 1873-1975 石油、石油化�(xué)及有�(guān)工業(yè)用鋼球形閥、球形截止閥與單向閥(有法蘭及對接焊端)�(guī)� (Specification for steel globe and globe stop and check valves (flanged and butt-welding ends) for the petroleum, petrochemical and allied industries)
BS 3457-1973 水龍頭與截止閥座墊圈材料�(guī)� (Specification for materials for water tap and stopvalve seat washers)
DIN 4817-1-1981 液態(tài)氣的截止�.概念.安全技�(shù)要求.檢驗.標志 (Shut off valves for liquefied gases; definitions, requirement, testing, marking)
DIN 86251-1998 造船用鑄鐵制帶法蘭的DN15�500的截止閥 (Shutt off valves for shipboard use, of cast iron, with flanges, DN 15 to 500)
DIN 86260-1998 造船用炮銅制帶法蘭DN15�500的截止閥 (Shutt off valves for shipboard use, of gun metall, with flanges, DN 15 to 500)
DIN 85003-4-1997 造船用管件的交貨技�(shù)條件.�4部分:截止� (Technical specifications for valves for shipboard use - Part 4: Stop valves)
DIN 85003-6-1997 造船用管件的交貨技�(shù)條件.�6部分:手動截止� (Technical specifications for valves for shipboard use -Part 6: Hand operated gate valves)
DIN 3399-1986 低壓截止�.安全技�(shù)要求和檢� (Gas low-pressure cut-off valves; safety requirements, testing)
DIN 3160-1974 公稱壓力25的冷卻劑循環(huán)直通截止閥 (Through-valves for refrigerant circuits, nominal pressure 25 bar)
DIN 3161-1974 公稱壓力25的冷卻劑循環(huán)角形截止� (Elbow valves for refrigerant circuits; nominal pressure 25 bar)
DIN 4056-1992 水管.街道地下截止閥門的路�.DVGW技�(shù)�(guī)� (Water pipelines; valve boxes for stop valves; DVGW code of practice)
DIN EN 1643-2001 燃氣燃燒器和燃氣用具用自動截止閥的閥門檢驗系統(tǒng) (Valve proving systems for automatic shut-off valves for gas burners and gas appliances; German version EN 1643:2000)
DIN 86500-1968 船用螺紋連接的截止閥和閘閥等概述 (Valves and Gate Valves with Screwed Connections; Survey of Types for Shipbuilding)
DIN 86254-2000 船只及造船技�(shù).超輕型截止閥DN32-DN125(PN10) (Ships and marine technology - Shut off valves extra light duty DN 32 to DN 125, PN 10)
DIN EN 13709-2003 工業(yè)用閥.鋼制球閥、球狀截止閥和止回� (Industrial valves - Steel globe and globe stop and check valves; German version EN 13709:2002)
DIN EN 1213-1999 建筑閥門.建筑物中飲用水供�(yīng)用銅合金截止閥試驗和要求 (Building valves - Copper alloy stopvalves for potable water supply in buildings - Tests and requirements; German version EN 1213:1999)
DIN 86266-2002 船舶和航海技�(shù).用手夾緊和法蘭連接的超輕型法蘭的截止閥 (Ships and marine technology - Butterfly valves for flanges extra light duty wafer type and flanged type - DN 50 to DN 125, PN 10)
GB/T1856-1993 船用法蘭鑄鐵單排排出截止閥箱 Marine flanged cast iron single arrangement exhaust stop box valve
GB/T1854-1993 船用法蘭鑄鐵單排吸入截止閥箱 Marine flanged cast iron single arrangement suction stop box valve
JIS B8605-2002 致冷裝置的截止閥 (Stop valves for refrigerants)
JIS F7379-1996 造船.卡套�30K黃銅截止� (Shipbuilding -- Brass 30K stop valves with bite joint(s))

JIS E4103-1988 鐵路車輛用截止閥 (Cut-out cocks for railway rolling stock)
JIS E4114-1989 鐵路車輛用青銅截止閥 (Bronze stop valves for railway rolling stock)
QB/T3880-1999 �(wèi)生潔�、暖氣直角式截止閥技�(shù)條件 Technical requirements for sanitariness ware and heating angle valve
QB/T3881-1999 �(wèi)生潔�、暖氣直角式截止閥型式和尺寸 Shapes and dimensions of sanitariness ware and heating angle valve
JB/T10530-2005 氧氣用截止閥

��信茂截止閥的作用

截止�在管道起著舉足輕重的作用,大家在選用截止�的時候,一定要配合截止閥的�(yōu)缺點�截止閥的工作原理截止閥的適用范圍,然后結(jié)�截止閥的型號編制截止閥的分類,對截止閥進行精確的選�,以最大限度的�(fā)揮出截止閥的作用。下面是截止閥落實到具體工況的作��

  1、高�、高壓介�(zhì)的管路或裝置上宜選用截止閥。如火電�、核電站,石油化工系�(tǒng)的高溫、高壓管路上�

   2、管路上對流阻要求不嚴的管路�。即對壓力損失考慮不大的地�,可以選用截止閥�

   3、小型閥門可選用針�、儀表閥、取樣閥、壓力計閥等�

   4、有流量�(diào)節(jié)或壓力調(diào)節(jié),但對調(diào)節(jié)精度要求不高,而且管路直徑又比較小,如公稱通經(jīng)≤50mm 的管路上,宜選用截止閥�

   5、合成工�(yè)生產(chǎn)中的小化肥和大化肥宜選用公稱壓力PN160 公稱壓力16MPa 或PN320 公稱壓力32MPa 的高壓角式截止閥或高壓角式節(jié)流閥�

   6、氧化鋁拜耳法生產(chǎn)中的脫硅車間、易�(jié)焦的管路�,易選用閥體分開�、閥座可去處�、硬�(zhì)合金密封副的直流式截止閥或直流式節(jié)流閥�

   7、城市建�(shè)中的供水、供熱工程上,公稱通經(jīng)較小的管路,可選用截�、平衡閥或柱塞閥,如公稱通經(jīng)小于150mm的管路上� 最明顯的優(yōu)點是� 在開啟和�(guān)閉過程中,由于閥瓣于閥體密封面間的摩擦力比閘閥小,因而耐磨� 開啟高度一般僅為閥座通道直徑�1/4,因此比閘閥小的�� 通常在閥體和閥瓣上只有一個密封面,因而制造工藝性比較好,便于維��

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