国标闸阀

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国标闸阀

产品型号:Z41H
公称通径:DN50~1200mm
压力范围:PN10~160MPa
工作温度:-29℃~+600℃
主体材质:碳钢、不锈钢、合金钢
设计与制造:GB12234
结构长度:GB12221
法兰尺寸:GB9113 JB79
压力温度:GB9131
试验检验:GB/T13927 、JB/T9092

一、国标闸阀介绍

       用途与特点闸阀是一种最常见的启闭阀,利用闸板的上下工作来接通(全开)和截断(全关)管道中的流体介质。
 1、流体阻力小,密封面受介质的冲刷和侵蚀小(闸板开启高度高)。
 2、开启较有力,密封性能好,介质流向不受限制,不扰流,不降压力。
 3、形体简单,制造工艺性好,适用范围广。


 压力试验

公称压力1.62.54.06.410.016.0
强度试验2.43.86.09.615.024.0
水密封试验1.82.84.47.011.018.0
上密封试验1.82.84.47.0411.018.0
气密封试验0.4-0.7


二、国标闸阀主要零件材料及性能

体盖板阀杆密封面垫片填料工作温度℃适用介质
WCB2Cr1313CrSTL本体材料尼龙增强柔性石墨1Cr13/
柔性石墨08软钢0Cr18Ni9Ti0Cr17Ni12
Mo2TiXD550F(T)PTFE
柔性石墨增强
柔性石墨
SFB/260SFP
/260PTFE
≤425水、蒸汽、油品
WC138CrMoA125Cr2MoV≤450
WC6≤540
WC9≤570
ZGCr5Mo≤540
ZG1Cr18Ni9Ti1Cr18Ni9Ti≤200销酸类
ZG1Cr18Ni12Mo2Ti1C18Ni12Mo2Ti≤200醋酸类


 三、国标闸阀主要外形尺寸

PN1.6MPa规格主要尺寸

1.6MPaDNLdD1D2bn-ΦdHD0
凸面法兰 
RF
Z40H
Z40Y
Z40W
Z40F
Z40NZ41H
Z41Y
Z41F
Z41N16C 
16P
16R
16I
15130956545144-Φ14170120
201501057555144-Φ14190140
251601158565144-Φ14205160
3218013510078164-Φ18270180
4020014511085164-Φ18310200
50250160125100164-Φ18358240
65265180145120184-Φ18373240
80280195160135208-Φ18435280
10030025180155208-Φ18500300
125325245210185228-Φ18614320
150350280240210248-Φ23674320
2004003352952652612-Φ23818400
2504504053553203012-Φ25969450
3005004604103753012-Φ251145500
3505505204704353416-Φ251280500
4006005805254853616-Φ3014852560
4506506405855454020-Φ301541600
5007007056506084420-Φ341676640
6008008407707184820-Φ411874720
7009009108407885024-Φ412083800
800100010209508985224-Φ412400950
9001100112010509986428-Φ4129501000
100012001255117011105628-Φ4832451000


PN2.5MPa规格主要尺寸

2.5MPaDNLDD1D2bn-ΦdHDO
凸面法兰 
RF
Z40H
Z40Y
Z40W
Z40F
Z40NZ41H
Z41Y
Z41F
Z41N25C 
25P
25R
25I
15130956545164-Φ14172120
201501057555164-Φ14191140
251601158565164-Φ14205160
3218013510078184-Φ18270180
4020014511085184-Φ18300200
50250160125100204-Φ18357240
65265180145120228-Φ18376240
80280195160135228-Φ18434280
100300230190160248-Φ23502300
125325270220188288-Φ25613320
150350300250218308-Φ25675320
2004003603102783412-Φ25819400
2504504253703323612-Φ30968450
3005004854303904016-Φ301144500
3505505504904484416-Φ341280500
4006006105505054816-Φ341451560
4506506606005555020-Φ341542600
5007007306605105220-Φ411678640
6008008407707185620-Φ411875720
7009009558758156024-Φ282082800
800100010709909306424-Φ282403950
90011001180109010256628-Φ5429521000
100012001305121011406828-Φ5832441000


PN4.0MPa~6.4 MPa规格主要尺寸

4.0MPaDNLDD1D2D6bn-ΦdHD0
凹面法兰
MFM
Z40H
Z40Y
Z40W
Z40F
Z40NZ41H
Z41Y
Z41F
Z41N40
40P
40R
40I
1513095654540164-Φ14134120
20150105755551164-Φ14188140
25160115856458164-Φ14206140
321801351007866184-Φ18272180
402001451108576184-Φ18322180
5025016012510088204-Φ18370240
65280180145120110228-Φ18394280
80310195160135121228-Φ18455300
100350230190160150248-Φ23550320
125400270220188176288-Φ2563635
150450300250218204308-Φ30706400
2005503753202822603812-Φ34859450
2506504453853453134212-Φ341016560
3007505104504083644616-Φ341200640
3508505705104654225216-Φ411340640
4009506555855354745816-Φ411495720
45010506806105605246020-Φ481581800
50011507556706125766220-Φ541790950
60013508906957306786220-Φ142035950
6.4MPa151700105755540184-Φ181425160
凹面法兰 
MFM
Z40H
Z40Y
Z40W
Z40F
Z40NZ41H
Z41Y
Z41F
Z41N64
64P
64R
64I
20190125906851204-Φ18142160
252101351007858224-Φ23214200
322301501108266244-Φ23269200
402401651259576244-Φ23343240
5025017513510588264-Φ23370240
65280200160130110288-Φ23396280
80310210170140121308-Φ23458300
100350250200168150328-Φ25553300
125400295240202176368-Φ30638350
150450340280240204388-Φ34718400
2005504053453002604412-Φ34873450
2506504704003523134812-Φ411050560
3007505304604123645416-Φ411203640
3508505955254754226016-Φ411394720
4009506705855254746616-Φ481645800
50011508007056405767020-Φ542285950
60013509308207506787020-Φ582610950


PN10.0MPa~16.0MPa(规格主要尺寸)

10.0MPaDNLDD1D6bb-ΦdHD0
凹面法兰 
MFM
Z40H
Z40Y
Z40WZ41H
Z41Y
Z41W100
100P
100R
100I
151701057540204-Φ14175160
201901259051224-Φ18180160
2521013510058244-Φ18310180
3223015011066244-Φ23320200
4024016512576264-Φ23360200
5025019514588284-Φ25490240
65280220170110328-Φ25540240
80310230180121348-Φ25573280
100350265210150388-Φ30575320
125400310250176428-Φ34744360
1504503502902044612-Φ34800400
2005004303602605412-Φ41800500
2506505004303136012-Φ411050640
3007505855003647016-Φ481208720
3508506555604227616-Φ541410720
4009507156204748016-Φ541655800
16.0MPa151701107540244-Φ18230160
凹面法兰
MFM
Z40H
Z40Y
Z40WZ41H
Z41Y
Z41W160
160P
160R
160I
201901309051264-Φ23260180
2521014010058284-Φ23280200
32231016511566304-Φ25312200
4024017512576324-Φ27350240
5030021016588368-Φ25412280
65340245190110448-Φ30560320
80390260205121468-Φ305853.50
100450300240150488-Φ34630400
125525355285176608-Φ41723500
1506003903182046612-Φ41820560
2007504804002607812-Φ8990720
2508505804853138812-Φ541104800
30095066557036410016-Φ541314800
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