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R900533027 LC80A10E6X

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S20A0.0现货单向阀MK20G1X/V

武穴黎翔机电设备有限公司,

现货特价型号:4WEH16E7X/6HG24N9ETK4/B10  2台

D634-371C R24K02MONSS2    3台DG4V-3-6C-M-U-H7-60    10台

DG4V-3-2N-M-U-H7-60    15台DG4V-3-2A-M-U-H7-60    10台

H-507848              30只  3DR16P5-5X/100Y/00M    1台

常开式充液阀。阀芯在弹簧的作用下停在阀上部,充液阀处于开启状态。当转入工作行程时,先在充液阀的控制口通入压力油,阀芯下行,充液阀关闭。由于阀芯上部面积略大于其下部面积,故随着液压缸油压的升高,充液阀越关越紧。当活塞回程时,液压缸先行卸压,且充液阀的控制口与油箱相通,充液阀可自动开启,使液压缸中的油液大量排回充液油箱。

2.3 充液阀的结构原理
图2.1为单回路充液阀的结构,主要由控制充液压力上下限的先导阀和充液主阀构成,图中的P、O、A、T分别为油泵压力油进油口、通往下游液压系统的出口、通往蓄能器出口及回油口。
充液阀的充液过程为:当蓄能器的压力低于充液阀设定的下限压力时,作用在上限单向阀阀芯3上的液压力低于先导阀4左端弹簧8的作用力,使下限单向阀6关闭,上限单向阀3打开,蓄能器内的压力油经先导阀芯4     R900301904 M-SR8KD30-1X/ 
     R900356291 M-SR10KE00-1X/ 
     R900484616 M-SR10KE00-1X/V 
     R900345745 M-SR10KE02-1X/ 
     R900374787 M-SR10KE02-1X/V 
     R900344549 M-SR10KE05-1X/ 
     R900348632 M-SR10KE05-1X/V 
     R900346857 M-SR10KE15-1X/ 
     R900422425 M-SR10KE15-1X/V 
     R900346936 M-SR10KE30-1X/ 
     R900382015 M-SR10KE30-1X/V 
     R900361982 M-SR10KE50-1X/ 
     R900346343 M-SR10KE50-1X/V 
     R900301891 M-SR10KD05-1X/ 
     R900301898 M-SR10KD15-1X/ 
     R900301905 M-SR10KD30-1X/ 
     R900360254 M-SR15KE00-1X/ 
     R900405182 M-SR15KE00-1X/V 
     R900348943 M-SR15KE02-1X/ 
     R900390429 M-SR15KE02-1X/V 
     R900345372 M-SR15KE05-1X/ 
     R900350794 M-SR15KE05-1X/V 
     R900346858 M-SR15KE15-1X/ 
     R900387662 M-SR15KE15-1X/V 
     R900346082 M-SR15KE30-1X/ 
     R900382309 M-SR15KE30-1X/V 
     R900348818 M-SR15KE50-1X/ 
     R900361867 M-SR15KE50-1X/V 
     R900301892 M-SR15KD05-1X/ 
     R900301899 M-SR15KD15-1X/ 
     R900301906 M-SR15KD30-1X/ 
     R900350936 M-SR20KE00-1X/ 
     R900382674 M-SR20KE00-1X/V 
     R900345744 M-SR20KE02-1X/ 
     R900377614 M-SR20KE02-1X/V 
     R900340979 M-SR20KE05-1X/ 
     R900350795 M-SR20KE05-1X/V 
     R900346859 M-SR20KE15-1X/ 
     R900348667 M-SR20KE15-1X/V 
     R900346638 M-SR20KE30-1X/ 
     R900420865 M-SR20KE30-1X/V 
     R900348318 M-SR20KE50-1X/ 
     R900430183 M-SR20KE50-1X/V 
     R900301893 M-SR20KD05-1X/ 
     R900301900 M-SR20KD15-1X/ 
     R900301907 M-SR20KD30-1X/ 
     R900361983 M-SR25KE00-1X/ 
     R900400003 M-SR25KE00-1X/V 
     R900357739 M-SR25KE02-1X/ 
     R900593255 M-SR25KE02-1X/V 
     R900344778 M-SR25KE05-1X/ 
     R900357445 M-SR25KE05-1X/V 
     R900348453 M-SR25KE15-1X/ 
     R900500220 M-SR25KE15-1X/V 
     R900346391 M-SR25KE30-1X/ 
     R900385859 M-SR25KE30-1X/V 
     R900351943 M-SR25KE50-1X/ 
     R900356765 M-SR25KE50-1X/V 
     R900301894 M-SR25KD05-1X/ 
     R900301901 M-SR25KD15-1X/ 
     R900301908 M-SR25KD30-1X/ 
     R900352608 M-SR30KE00-1X/ 
     R900501576 M-SR30KE00-1X/V 
     R900345743 M-SR30KE02-1X/ 
     R900356970 M-SR30KE02-1X/V 
、节流通道Ⅱ进入主阀右腔,推动主阀芯9克服左腔压力向左移动,逐渐降低主阀开度,P与O口间的节流作用造成P口压力增高。随后P口与A口间的单向阀打开,经节流口向蓄能器供液。当蓄能器压力达到上限时,作用在先导阀右端单向阀阀芯3的液压力大于左端弹簧压力,下限单向阀6打开,上限单向阀3关闭,主阀右腔经先导阀于T口相通泄压,在左端压力作用下克服右端弹簧压力右移,P口与A口间的单向阀关闭,恢复全流量向下游系统供液,充液过程结束。MG6G1X/V  MG8G1X/V  MG10G1X/V
MG15G1X/V  MG20G1X/V  MG25G1X/V
MG30G1X/V  MK6G1X/V  MK8G1X/V力士乐Rexroth
MK10G1X/V  MK15G1X/V  MK20G1X/V
MK25G1X/V  MK30G1X/V
螺纹连接和插装式单向阀
规格规格6 8 10 15 20 25 30
重量kg 0.1 0.2 0.3 0.5 1.0 2.0 2.5
液压
工作压力bar 315
开启压力bar请参见下面和第4页的特征曲线
流量请参见下面和第4页的特征曲线
液压油符合DIN 51524规定的矿物油(HL,HLP);符合VDMA 24568规定的可快速生物降解液压油(另请参见RC 9022); HETG(菜籽油); HEPG(聚乙醇); HEES(合成酯);其它待查询的液压油
液压油温度范围?C–30至 80
粘度范围mm2/s 2.8至500
液压油允许污染度,符合ISO 4406(c)规定的清洁度等级等级20/18/151)
S6A0.0/,S6A1.0/S6A5.0/,S8A0.0/,S8A1.0/,力士乐Rexroth
S8A3.0/,S8A5.0/,S10A0.0/,S10A1.0/,
S10A2.0/,S10A3.0/,S10A5.0/S1高等0.0/,力士乐Rexroth
S1高等1.0/,S1高等2.0/,S1高等3.0/,S1高等5.0/,
S20A0.0/,S20A1.0/,S20A2.0/,S20A3.0/,力士乐Rexroth
S20A5.0/,S2高等1.0/,S2高等3.0/,S2高等5.0/,
S30A0.0/,S30A1.0/,S30A2.0/,S30A3.0/,S30A5.0/,力士乐Rexroth
     R900438885 MG8G1X/V 
     R900422145 MG10G1X/V 
     R900437653 MG15G1X/V 
     R900422150 MG20G1X/V 
     R900413979 MG25G1X/V 
     R901196137 MG30G1X/ 
     R900422153 MG30G1X/V
     
     R900423340 MK6G1X/V 
     R901226940 MK8G1X/ 
     R900423343 MK8G1X/V 
     R900420289 MK10G1X/ 
     R900424579 MK10G1X/V 
     R900423326 MK15G1X/V 
     R901224660 MK20G1X/ 
     R900423328 MK20G1X/V 
     R900423330 MK25G1X/V 
     R900423333 MK30G1X/V
     力士乐节流阀MG6G1X/V
力士乐节流阀部分产品型号;
MG6G1X  MG6G1X/V      MG8G1X  MG8G1X/V
MG10G1X  MG10G1X/V    MG15G1X  MG15G1X/V
MG20G1X  MG20G1X/V    MG25G1X  MG25G1X/V
MG30G1X  MG30G1X/V
MK6G1X  MK6G1X/V      MK8G1X  MK8G1X/V
MK10G1X  MK10G1X/V    MK15G1X  MK15G1X/V
MK20G1X  MK20G1X/V    MK25G1X  MK25G1X/V

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节流阀 DV-10-01.1/0 
DV-20-1-0.1/0 
单向节流阀 Z2FS16-3X/S 2S10-5-3X
Z2FS6-5-4X/2QV Z2FS22-3X/S2
Z2FS22-3X/S2 2S10-5-3X 2S10-5-3X 
2S10-5-3X 
MK10G1X 
双单向节流阀 Z2FS10-2-3X/ Z2FS10-3X/
Z2FS10-3X/ 
Z2FS16-3X/S Z2FS6-2-4X/2QV
Z2FS6-2-4X/2QV 
叠加式单向节流阀 Z2FS22-3X/S2 Z2FS10-3X 
Z2FS10-3X 
Z2FS6-30B Z2FS10-5-3X
Z2FS10-5-3X 
叠加式节流阀 Z2FS6-2-4X Z2FS6B2-4X/2QV 
Z2FS6B2-4X/2QV 
Z2FS10-5-3X Z2FS6A2-4X/2QV 
Z2FS6A2-4X/2QV 
管式节流阀 MK10G1X
液压阀作为液压系统的控制枢纽,运动频繁,对各组成部分器件的精度要求、密封性、可靠性都要求非常高,国外大部分企业都采用滚压来提高精度配合,如:日本的小松机械、日立机械等,在一些重要部件图纸中都明确要求滚压加工。? 清洗液压元件逐步实现了标准化、系列化,其规格、品种、质量、性能都有了很大提高,尤其是采用电子技术 R900938057  LC63A10E7X/ 
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 R900906790  LC100B40D6X/ 
 R900582427  LC12高等00E2X/ 
、伺服技术等新技术新工艺后,液压系统的质量得到了显著的提高,其在国民经济及军事工业中发挥了重大作用。


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