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2024/10/16 9:03:27来源:13524125780手机微信点击数:90次
ZDB6VP2-4X/315V力士乐溢流阀 直动式溢流阀 先导式溢流阀
库存大量REXROTH柱塞泵A10VSO,齿轮泵PGH4\5,PGF1/PGF2/PGF3,电磁阀4WE,电子变量泵SYDFEE-2X,电液比例控制阀0811,电液换向阀4WEH、4WE,减压阀DR10、DR20、叠加阀ZD、Z1S、Z2S,ZDR电磁溢流阀DBW,直动式溢流阀DBD、0532,先导溢流阀DB10、DB20,电磁球阀M-S、M-3S,力士乐电液比例控制阀\放大器、压力继电器0811,伺服驱动,电机
ZDB6VP2-4X/315V力士乐溢流阀
溢流阀
类型:直动式、先导式
作用:
(1)在不断溢流过程中保持系统压力恒定,起稳压和溢流作用(p,FP
系统’阀口常开) ;
(2)防止液压系统过载,起安全保护作用(p,=1.1~1.2p,max,阀口常闭)
(一)溢流阀的基本结构及其工作原理
1、直动式溢流阀
工作原理:
直接利用液压力与弹簧力相平衡以控制阀芯的启闭动作,从而保证进油口压力基本恒定。
特点:
①阀芯所受的液压力全靠弹簧力平衡,故当系统压力很高时,弹簧必须很硬,导致结构笨重,调压不轻便。一般用于压力小于2.5MPa的低压系统中,作安全阀或背压阀使用。
②由于惯性或负载的变化,导致q、变化,即开口度h的变化,由于k很大,所以p不稳定,稳压精度差;
③结构简单、便宜,但工作时易产生振动和噪音。
溢流阀是压力控制阀。其作用主要是控制系统压力,以保护油泵和油路系统的安全及保持油路系统的压力恒定。通经为8毫米的溢流阀是一个小型的直接动作的溢流阀,可以和主溢流阀的遥控口连接,对主溢流阀实现远程压力调节。溢流阀的遥控口经换向阀和油箱连接时,可使油路卸荷。此时溢流阀起卸荷作用。溢流阀的遥控口串联换向阀和通经为8毫米的溢流阀时,可实现压力的多级控制。
ZDB6VP2-4X/315V力士乐溢流阀
DB 型压力阀是一种先导式溢流阀。用于限制工作压力。
这些溢流阀 (DB) 主要由带主阀心 (3) 的主阀 (1) 以及带压力调节元件的先导控制阀 (2) 组成。
施加在通道 P 中的压力作用于主阀芯 (3)。同时,该压力通过配有喷嘴 (4) 和 (5) 的控制油路 (6) 和 (7) 施加于主阀芯 (3) 的弹簧负载侧和先导控制阀 (2) 中的滚珠 (8)。如果通道 P 中的压力超过弹簧 (9) 上设定的值,则滚珠 (8) 将背向弹簧 (9) 打开。相应的信号通过控制油路 (10) 和 (6) 从通道 P 由内部传出。此时主阀芯 (3) 弹簧负载侧的液压油通过控制油路 (7)、喷嘴孔 (11) 和滚珠 (8) 流入弹簧腔 (12)。从此处,液压油通过控制油路 (13) 从内部流入油箱(对于型号 DB …),或通过控制油路 (14) 从外部流入油箱(对于型号 DB …Y)。喷嘴 (4) 和 (5) 会导致主阀芯 (3) 出现压降,从而使通道 P 到通道 T 的连接打开。现在,液压油从通道 P 流到通道 T,同时维持设定的工作压力。
溢流阀可通过油口“X”(15) 卸载或切换为另一压力(第二个压力等级)。
ZDB6VP2-4X/315V力士乐溢流阀型号
R900934814 ZDB6VA2-4X/50-10V
R900934815 ZDB6VA2-4X/50-15V
R901336540 ZDB6VA2-4X/50P20V
R900902073 ZDB6VA2-4X/50P45V
R900406615 ZDB6VA2-4X/50V
R900428435 ZDB6VA3-4X/100
R900433335 ZDB6VA3-4X/100V
R900438967 ZDB6VA3-4X/200
R900403470 ZDB6VA3-4X/200V
R900460338 ZDB6VA3-4X/315
R900422828 ZDB6VA3-4X/315V
R900425683 ZDB6VA3-4X/50
R900598663 ZDB6VA3-4X/50V
R900538386 ZDB6VA7-4X/100V
R900528589 ZDB6VA7-4X/200V
R901015320 ZDB6VA7-4X/315V
R900527458 ZDB6VA7-4X/50V
R900472365 ZDB6VB.-4X/...V
R900967507 ZDB6VB1-4X/100
R900598152 ZDB6VB1-4X/100V
R901035634 ZDB6VB1-4X/100V/60
R900959754 ZDB6VB1-4X/200
R900518826 ZDB6VB1-4X/200V
R900909480 ZDB6VB1-4X/315
R900551788 ZDB6VB1-4X/315V
R900967506 ZDB6VB1-4X/50
R900580996 ZDB6VB1-4X/50V
R900431401 ZDB6VB2-4X/100
R900564277 ZDB6VB2-4X/100MIL15
R901349085 ZDB6VB2-4X/100-30
R901350653 ZDB6VB2-4X/100-40
R901351188 ZDB6VB2-4X/100-45
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R901093041 ZDB6VB2-4X/100-60
R901269811 ZDB6VB2-4X/100-75V
R901394944 ZDB6VB2-4X/100-80V
R900977674 ZDB6VB2-4X/100JV
R900409936 ZDB6VB2-4X/100V
R900429509 ZDB6VB2-4X/200
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R901028565 ZDB6VB2-4X/200-100V
R901043262 ZDB6VB2-4X/200-140
R901415338 ZDB6VB2-4X/200-140V
R900978250 ZDB6VB2-4X/200-150
R900965729 ZDB6VB2-4X/200-160V
R901404717 ZDB6VB2-4X/200-180V
R900409854 ZDB6VB2-4X/200V
R901347239 ZDB6VB2-4X/200V/60
R900422061 ZDB6VB2-4X/315
R901087335 ZDB6VB2-4X/315-315
R900551072 ZDB6VB2-4X/315J
R900702024 ZDB6VB2-4X/315JV
R901126943 ZDB6VB2-4X/315P210
R900409896 ZDB6VB2-4X/315V
R409023170 ZDB6VB2-4X/315V+240BAR
R900940177 ZDB6VB2-4X/350
R900430645 ZDB6VB2-4X/50
R900533101 ZDB6VB2-4X/50MIL15
R900756773 ZDB6VB2-4X/50-15V
R900580329 ZDB6VB2-4X/50JV
R900422214 ZDB6VB2-4X/50V
R900431167 ZDB6VB3-4X/100
R900433336 ZDB6VB3-4X/100V
R900465884 ZDB6VB3-4X/200
R900516958 ZDB6VB3-4X/200V
R900454880 ZDB6VB3-4X/315
R900564860 ZDB6VB3-4X/315V
R900438971 ZDB6VB3-4X/50
R900440160 ZDB6VB3-4X/50V
R900503765 ZDB6VB7-4X/100V
R900518152 ZDB6VB7-4X/200V
R900907940 ZDB6VB7-4X/315V
R900552086 ZDB6VB7-4X/50V
R900476959 ZDB6VP.-4X/...V
R900507970 ZDB6VP1-4X/100
R900586621 ZDB6VP1-4X/100V
R900447152 ZDB6VP1-4X/200
R900596138 ZDB6VP1-4X/200V
R901048422 ZDB6VP1-4X/200XCV
R900445935 ZDB6VP1-4X/315
R900598455 ZDB6VP1-4X/315V
R901143637 ZDB6VP1-4X/315XCV
R900507459 ZDB6VP1-4X/50
R900449008 ZDB6VP1-4X/50V
R900423274 ZDB6VP2-4X/100
R900955817 ZDB6VP2-4X/100MIL15
R901053006 ZDB6VP2-4X/100-15
R901019000 ZDB6VP2-4X/100-20
R901187406 ZDB6VP2-4X/100-25
R901023775 ZDB6VP2-4X/100-30
R901079889 ZDB6VP2-4X/100-65
R901171810 ZDB6VP2-4X/100-70
R901415339 ZDB6VP2-4X/100-70V
R900559699 ZDB6VP2-4X/100-80V
R901019003 ZDB6VP2-4X/100-90
R901308662 ZDB6VP2-4X/100-95V
R901227829 ZDB6VP2-4X/100J
R900596557 ZDB6VP2-4X/100JV
R900931546 ZDB6VP2-4X/100P100V
R901278441 ZDB6VP2-4X/100P80V
R901294372 ZDB6VP2-4X/100P85V
R900409933 ZDB6VP2-4X/100V
R900747682 ZDB6VP2-4X/100V/60
R901136404 ZDB6VP2-4X/160V
R901136849 ZDB6VP2-4X/160V/60
R900428339 ZDB6VP2-4X/200
R900442785 ZDB6VP2-4X/200MIL15
R900787893 ZDB6VP2-4X/200-100
R901111226 ZDB6VP2-4X/200-130V
R901062625 ZDB6VP2-4X/200-140
R901415340 ZDB6VP2-4X/200-140V
R900961530 ZDB6VP2-4X/200-160V
R900578300 ZDB6VP2-4X/200-175V
R901241710 ZDB6VP2-4X/200-180
R901415341 ZDB6VP2-4X/200-180V
R901072623 ZDB6VP2-4X/200-200
R901269812 ZDB6VP2-4X/200-200V
R900922677 ZDB6VP2-4X/200=LB
R900439340 ZDB6VP2-4X/200JV
R901415343 ZDB6VP2-4X/200P105V
R900972357 ZDB6VP2-4X/200P200
R900409844 ZDB6VP2-4X/200V
R900449982 ZDB6VP2-4X/200VSO2
R900422075 ZDB6VP2-4X/315
R900512598 ZDB6VP2-4X/315MIL15
R900583753 ZDB6VP2-4X/315SO280
R900595528 ZDB6VP2-4X/315SO700
R900786649 ZDB6VP2-4X/315-200
R901020254 ZDB6VP2-4X/315-205
R901330466 ZDB6VP2-4X/315-210
R900721392 ZDB6VP2-4X/315-230
R901240731 ZDB6VP2-4X/315-80V
R901397224 ZDB6VP2-4X/315/60
R900434630 ZDB6VP2-4X/315J
R900437273 ZDB6VP2-4X/315JV
R900524252 ZDB6VP2-4X/315MK
R900760681 ZDB6VP2-4X/315P230
R901212843 ZDB6VP2-4X/315P250
R901407660 ZDB6VP2-4X/315P265V
R901224722 ZDB6VP2-4X/315P310V
R900409898 ZDB6VP2-4X/315V
R901424406 ZDB6VP2-4X/315VSO55
R901101916 ZDB6VP2-4X/315V/60
R901052212 ZDB6VP2-4X/315V=TE
R900561458 ZDB6VP2-4X/350V
R900432804 ZDB6VP2-4X/50
R900593167 ZDB6VP2-4X/50SO700
R900505560 ZDB6VP2-4X/50JV
R900409847 ZDB6VP2-4X/50V
R901136403 ZDB6VP2-4X/80V
R901136846 ZDB6VP2-4X/80V/60
R900901256 ZDB6VP2-4X=100V
R900574549 ZDB6VP2-4X=100V=PL
R900925362 ZDB6VP2-4X=200
R900460711 ZDB6VP3-4X/100
R900422338 ZDB6VP3-4X/100V
R901136408 ZDB6VP3-4X/160V
R901136845 ZDB6VP3-4X/160V/60
R900422089 ZDB6VP3-4X/200
R900425879 ZDB6VP3-4X/200V
R900431561 ZDB6VP3-4X/315
R900433818 ZDB6VP3-4X/315V
R900432112 ZDB6VP3-4X/50
R900490094 ZDB6VP3-4X/50V
R901136406 ZDB6VP3-4X/80V
R901136840 ZDB6VP3-4X/80V/60
R900424297 ZDB6VP7-4X/100
R900501299 ZDB6VP7-4X/100V
R900596168 ZDB6VP7-4X/200
R900503154 ZDB6VP7-4X/200V
R900597389 ZDB6VP7-4X/315V
R900576801 ZDB6VP7-4X/315VSO2
R900520361 ZDB6VP7-4X/350V
R900501749 ZDB6VP7-4X/50V
R988002349 ZDB6VA2-4X/315
R976716480 ZDB6VP1-4X/200SO57-292
力士乐REXROTH先导式溢流阀ZDB 10, Z2DB 10
R900425722 Z2DB10VC2-4X/100V
R900512182 Z2DB10VC.-4X/...V
R900967514 Z2DB10VC1-4X/100
R900510772 Z2DB10VC1-4X/100V
R900435042 Z2DB10VC1-4X/200
R900437272 Z2DB10VC1-4X/200V
R900967915 Z2DB10VC1-4X/315
R900599776 Z2DB10VC1-4X/315V
R900967513 Z2DB10VC1-4X/50
R900552548 Z2DB10VC1-4X/50V
R900422071 Z2DB10VC2-4X/100
R900521455 Z2DB10VC2-4X/100JV
R901206084 Z2DB10VC2-4X/100P70
R900904299 Z2DB10VC2-4X/100P80
R900425700 Z2DB10VC2-4X/100V
R900430550 Z2DB10VC2-4X/200
R900955814 Z2DB10VC2-4X/200MIL15
R900955814 Z2DB10VC2-4X/200MIL15
R901145422 Z2DB10VC2-4X/200-40
R901138428 Z2DB10VC2-4X/200-70
R901191061 Z2DB10VC2-4X/200J
R900521447 Z2DB10VC2-4X/200JV
R901268265 Z2DB10VC2-4X/200P180
R900496390 Z2DB10VC2-4X/200V
R900431828 Z2DB10VC2-4X/315
R901086782 Z2DB10VC2-4X/315MIL15
R901138594 Z2DB10VC2-4X/315-205
R901229979 Z2DB10VC2-4X/315-250V
R901371287 Z2DB10VC2-4X/315-300
R901350258 Z2DB10VC2-4X/315-300V
R901015176 Z2DB10VC2-4X/315J
R900411430 Z2DB10VC2-4X/315V
R900426865 Z2DB10VC2-4X/315VSO450
R900967515 Z2DB10VC2-4X/50
R900441974 Z2DB10VC2-4X/50V
R976718930 Z2DB10VC2-4X/A315B100VSO57-325
R976718929 Z2DB10VC2-4X/A315B50VSO57-325
R900598834 Z2DB10VC3-4X/100V
R900439764 Z2DB10VC3-4X/200
R900426667 Z2DB10VC3-4X/200V
R900583299 Z2DB10VC3-4X/315V
R900586469 Z2DB10VC3-4X/50V
R900920715 Z2DB10VC7-4X/100V
R900515778 Z2DB10VC7-4X/200V
R900722255 Z2DB10VC7-4X/315V
R900515779 Z2DB10VC7-4X/50V
R900507057 Z2DB10VD.-4X/...V
R900967518 Z2DB10VD1-4X/100
R900505079 Z2DB10VD1-4X/100V
R900967519 Z2DB10VD1-4X/200
R900442576 Z2DB10VD1-4X/200
R900443479 Z2DB10VD1-4X/200V
R900967917 Z2DB10VD1-4X/315
R900523756 Z2DB10VD1-4X/315V
R900967516 Z2DB10VD1-4X/50
R900967517 Z2DB10VD1-4X/50V
R900425928 Z2DB10VD2-4X/100
R901039302 Z2DB10VD2-4X/100-30
R901039303 Z2DB10VD2-4X/100-40
R901039309 Z2DB10VD2-4X/100-60
R901072625 Z2DB10VD2-4X/100-70
R900411413 Z2DB10VD2-4X/100V
R900433648 Z2DB10VD2-4X/100VSO30
R900440550 Z2DB10VD2-4X/200
R901039310 Z2DB10VD2-4X/200SO53
R901039311 Z2DB10VD2-4X/200SO54
R901066646 Z2DB10VD2-4X/200-105
R901041137 Z2DB10VD2-4X/200-140
R901041137 Z2DB10VD2-4X/200-140
R901113407 Z2DB10VD2-4X/200-150V
R901072624 Z2DB10VD2-4X/200-160
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R901146519 Z2DB10VD2-4X/200-40
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R900437271 Z2DB10VD2-4X/315JV
R900411462 Z2DB10VD2-4X/315V
R901052228 Z2DB10VD2-4X/315V=TE
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R900449068 Z2DB10VD3-4X/200
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R900580734 Z2DB10VD7-4X/200
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R900929694 Z2DB10VD7-4X/315-250V
R900583042 Z2DB10VD7-4X/315V
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R978895588 Z2DB10VD3-4X/315
R900587809 ZDB10VA.-4X/...V
R900927065 ZDB10VA1-4X/100
R901133117 ZDB10VA1-4X/100-40V
R901174980 ZDB10VA1-4X/100-90V
R900510491 ZDB10VA1-4X/100V
R900501258 ZDB10VA1-4X/200
R900506739 ZDB10VA1-4X/200V
R900569824 ZDB10VA1-4X/315
R900596771 ZDB10VA1-4X/315V
R900967520 ZDB10VA1-4X/50
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R900427434 ZDB10VA2-4X/100
R900424537 ZDB10VA2-4X/100V
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R901025502 ZDB10VA2-4X/200-100V
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R900590340 ZDB10VA2-4X/50VSO30
R900906981 ZDB10VA3-4X/100
R900587577 ZDB10VA3-4X/100V
R900449071 ZDB10VA3-4X/200
R900468215 ZDB10VA3-4X/200V
R900580391 ZDB10VA3-4X/315
R900589823 ZDB10VA3-4X/315V
R900425958 ZDB10VA3-4X/50
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R900522100 ZDB10VA7-4X/200V
R901032480 ZDB10VA7-4X/315V
R900706121 ZDB10VA7-4X/50V
R900517585 ZDB10VB.-4X/...V
R900967524 ZDB10VB1-4X/100
R900565776 ZDB10VB1-4X/100V
R900581302 ZDB10VB1-4X/200
R900595254 ZDB10VB1-4X/200V
R900967918 ZDB10VB1-4X/315
R900910338 ZDB10VB1-4X/315V
R900967523 ZDB10VB1-4X/50
R900967522 ZDB10VB1-4X/50V
R900422073 ZDB10VB2-4X/100
R901183215 ZDB10VB2-4X/100-60
R900409951 ZDB10VB2-4X/100V
R900422261 ZDB10VB2-4X/200
R900722475 ZDB10VB2-4X/200-190V
R900422215 ZDB10VB2-4X/200V
R900425681 ZDB10VB2-4X/315
R900786686 ZDB10VB2-4X/315-150
R900927842 ZDB10VB2-4X/315J
R901268377 ZDB10VB2-4X/315P300
R900409956 ZDB10VB2-4X/315V
R901402304 ZDB10VB2-4X/315V=KM
R900534186 ZDB10VB2-4X/350V
R900967525 ZDB10VB2-4X/50
R900949361 ZDB10VB2-4X/50MIL15
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R900580968 ZDB10VB3-4X/100
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R900583297 ZDB10VB3-4X/200V
R900571103 ZDB10VB3-4X/315V
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R900722254 ZDB10VB7-4X/100V
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R901335301 ZDB10VB7-4X/315V
R901114418 ZDB10VB7-4X/50
R900583141 ZDB10VP.-4X/...V
R900967527 ZDB10VP1-4X/100
R900596905 ZDB10VP1-4X/100V
R900424559 ZDB10VP1-4X/200
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R900967919 ZDB10VP1-4X/315
R900402018 ZDB10VP1-4X/315V
R900967526 ZDB10VP1-4X/50
R900520338 ZDB10VP1-4X/50V
R900431065 ZDB10VP2-4X/100
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R900964380 ZDB10VP2-4X/100P70V
R900409959 ZDB10VP2-4X/100V
R901136398 ZDB10VP2-4X/160V
R900428468 ZDB10VP2-4X/200
R900521040 ZDB10VP2-4X/200SO280
R900440299 ZDB10VP2-4X/200SO450
R900929776 ZDB10VP2-4X/200JV
R900409937 ZDB10VP2-4X/200V
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R900786688 ZDB10VP2-4X/315-210
R900786687 ZDB10VP2-4X/315-225
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R901364367 ZDB10VP2-4X/315P270V
R900409958 ZDB10VP2-4X/315V
R900534185 ZDB10VP2-4X/350V
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R900449059 ZDB10VP2-4X/50J
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R900583145 ZDB10VP3-4X/200V
R900430129 ZDB10VP3-4X/315
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力士乐REXROTH先导式溢流阀DB.K
R901133623 DB10K1-4X/100-40YV
R901175318 DB10K1-4X/100-90YV
R900511013 DB10K1-4X/100Y
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R900452406 DB6K2-4X/100YJSO2
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R900483440 DB6K2-4X/100YV
R901397137 DB6K2-4X/160-140YV
R901397148 DB6K2-4X/160P105YV
R901135781 DB6K2-4X/160YV
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R901033058 DB6K2-4X/200-090Y
R900787997 DB6K2-4X/200-100Y
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R901076749 DB6K2-4X/200-120Y
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R900978381 DB6K2-4X/200-150Y
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R900934939 DB6K2-4X/200-160YV
R901045312 DB6K2-4X/200-165Y
R900978322 DB6K2-4X/200-175Y
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R901241788 DB6K2-4X/200-180Y
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R901270047 DB6K2-4X/200-190Y
R901073181 DB6K2-4X/200-200Y
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R900059341 DB6K2-4X/200P105YV
R901357045 DB6K2-4X/200P110Y
R900217146 DB6K2-4X/200P120YV
R901302084 DB6K2-4X/200P140Y
R901321641 DB6K2-4X/200P160Y
R901268539 DB6K2-4X/200P180Y
R900991544 DB6K2-4X/200P200Y
R900422238 DB6K2-4X/200Y
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R900552246 DB6K2-4X/200YMT
R900486196 DB6K2-4X/200YV
R901415371 DB6K2-4X/315-120YV
R900721014 DB6K2-4X/315-150YV
R900786771 DB6K2-4X/315-185Y
R900786774 DB6K2-4X/315-200Y
R901020298 DB6K2-4X/315-205Y
R901330996 DB6K2-4X/315-210Y
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R900054348 DB6K2-4X/315-220YV
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R900721483 DB6K2-4X/315-230Y
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R900463536 DB6K2-4X/315YJ5
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R901244087 DB6K2-4X/315YMT
R900483441 DB6K2-4X/315YV
R900217502 DB6K2-4X/350Y
R900508417 DB6K2-4X/350YV
R900934937 DB6K2-4X/50-10YV
R900934938 DB6K2-4X/50-15YV
R901336868 DB6K2-4X/50P20YV
R900902170 DB6K2-4X/50P45YV
R900425998 DB6K2-4X/50Y
R900533126 DB6K2-4X/50YMIL15
R900580077 DB6K2-4X/50YJ5V
R900487903 DB6K2-4X/50YV
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R900426666 DB6K3-4X/100Y
R900427679 DB6K3-4X/100YV
R901135789 DB6K3-4X/160YV
R901031341 DB6K3-4X/200-120YV
R900424552 DB6K3-4X/200Y
R900407575 DB6K3-4X/200YV
R900425690 DB6K3-4X/315Y
R900432722 DB6K3-4X/315YV
R900424554 DB6K3-4X/50Y
R900438027 DB6K3-4X/50YV
R900432716 DB6K3-4X/50YV
R901135786 DB6K3-4X/80YV
R900443023 DB6K7-4X/100Y
R900501350 DB6K7-4X/100YV
R900594156 DB6K7-4X/200Y
R900599336 DB6K7-4X/200YV
R900507746 DB6K7-4X/315Y
R900597402 DB6K7-4X/315YV
R900517816 DB6K7-4X/350YV
R901031315 DB6K7-4X/50Y
R900438028 DB6K7-4X/50YV
R910946662 PRESSRELIEFVALVE DB10K2-4X/50YVR&
R910925828 PRESSRELIEFVALVE DB10K2-4X/100YVR&
R902400972 PRESSRELIEFVALVE DB10K2-4X/200YVR&
顺序阀
顺序阀是一种利用压力控制阀口通断的压力阀。
按控制油来源不同分内控和外控,按弹簧腔泄漏油引出方式不同分内泄和外泄。
顺序阀的四种控制方式
通过改变上盖或底盖的装配位置可得到内控外泄、内控内泄、外控外泄、外控内泄四种类型。
内控外泄顺序阀
内控外泄顺序阀与溢流阀非常相象:阀口常闭,进口压力控制,但是该
阀出口油液要去工作,所以有单独的泄油口。
内控外泄顺序阀用于多个执行元件顺序动作。其进口压力先要达到阀的调定压力,而出口压力取决于负载。当负载压力高于阀的调定压力时,进口压力等于出口压力,阀口全开;当负载压力低于调定压力时,进口压力等于调定压力,阀的开口一定。
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115
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122
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371
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90
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