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DBDS2K2X/315 R900203853 德国力士乐REXROTH溢流阀

 价格: ¥1000元/件

产品描述

品牌 Rexroth/力士乐
型号 SL20PB2-4X/M SL20PB2-42/M R900500208 德国力士乐REXROTH单向阀
功能类型 流量控制阀
操作方法 机械操作
连接方式 板式连接
结构类型 滑阀
适合介质 油品

  DBDS2K2X/315 R900203853 德国力士乐REXROTH溢流阀

  DBDS20K1X/280VE力士乐溢流阀

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  R900769600 DBDS20K1X/230VE

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  R900769590 DBDS20K1X/120E

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  R900769520 DBDS20K1X/250VE

  R900769518 DBDS20K1X/120VE

  R900769488 DBDS20P1X/200E

  R900769431 DBDS20K1X/350E

  R900769412 DBDS20G1X/315E

  R900769392 DBDS20K1X/220E

  R900769391 DBDS20K1X/315E

  R900769370 DBDS20K1X/210VE

  R900769368 DBDS20K1X/210E

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  R900768632 DBDS20K1X/250E

  R900758166 DBDS20K1X/315SO157

  R900741540 DBDS20K1X/315-200

  R900738825 DBDS20K1X/400-350

  R900738648 DBDS20K1X/200-190

  R900734674 W-DBDS20G1X/100

  R900726933 DBDS20G1X/25JV

  R900711588 DBDS20K1X/50VSO60

  R900430311 DBDS20P1X/25

  R900428006 W-DBDS20K1X/20

  R900427604 DBDS20G1X/50V

  R900424279 DBDS20P1X/400

  R900424278 DBDS20P1X/315

  R900424277 DBDS20P1X/200

  R900424276 DBDS20G1X/50

  R900424274 DBDS20P1X/100

  R900424273 DBDS20K1X/50V

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  R900370858 DBDS20K1X/100SO60

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  R900367037 DBDS20G1X/25/12

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  R900342649 DBDS20K1X/315SO60

  R900341063 DBDS20K1X/50J

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  R900424271 DBDS20K1X/315

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  R900424269 DBDS20K1X/200

  R900424267 DBDS20K1X/100

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  R900424172 DBDS20G1X/200

  R900424171 DBDS20G1X/100V

  R900424082 DBDS20K1X/315V

  R900422542 DBDS20K1X/25

  一种液压压力控制阀。在液压设备中主要起定压溢流作用,稳压,系统卸荷和安全保护作用。定压溢流作用:在定量泵节流调节系统中,定量泵提供的是恒定流量。当系统压力增大时,会使流量需求减小。此时溢流阀开启,使多余流量溢回油箱,***溢流阀进口压力,即泵出口压力恒定(阀口常随压力波动开启)。

  稳压作用:溢流阀串联在回油路上,溢流阀产生背压运动部件平稳性增加。

  系统卸荷作用:在溢流阀的口串接溢小流量的电磁阀,当电磁铁通电时,溢流阀的口通油箱,此时液压泵卸荷。溢流阀此时作为卸荷阀使用。

  安全保护作用:系统正常工作时,阀门关闭。只有负载超过规定的极限(系统压力超过调定压力)时开启溢流,进行过载保护,使系统压力不再增加(通常使溢流阀的调定压力比系统工作压力高10%~20%)。

  实际应用中一般有:作卸荷阀用,作远程调压阀,作高低压多级控制阀,作顺序阀,用于产生背压(串在回油路上)。

  溢流阀一般有两种结构:1、直动型溢流阀 。2、先导型溢流阀。

  对溢流阀的主要要求:调压范围大,调压偏差小,压力振摆小,动作灵敏,过载能力大,噪声小。

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