REXROTH比例阀0811404603

REXROTH比例阀0811404603 德国力士乐原装正确产品 优质商品 低价销售 欢迎来电咨询

我公司专业代理博世力士乐（BOSCH-REXROTH）、阿托斯ATOS、派克Parker、迪普马DUPLOMATIC、油研YUKEN;本特利bentley、贝加莱B&R、西门子、光洋KOYO，美国ASCO，美国PARKER派克 等系列进口产品 

REXROTH比例阀0811404603  比例阀 阀对流量的控制可以分为两种：

一种是开关控制：要么全开、要么全关，流量要么非常大、要么较小，没有中间状态，如普通的电磁直通阀、电磁换向阀、电液换向阀。

另一种是连续控制：阀口可以根据需要打开任意一个开度，由此控制通过流量的大小，这类阀有手动控制的，如节流阀，也有电控的，如比例阀、伺服阀。

所以使用比例阀或伺服阀的目的就是：以电控方式实现对流量的节流控制（当然经过结构上的改动也可实现压力控制等），既然是节流控制，就必然有能量损失，伺服阀和其它阀不同的是，它的能量损失更大一些，因为它需要一定的流量来维持前置级控制油路的工作。

力士乐比例阀，rexroth换向阀，博世力士乐rexroth换向阀

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0811402607 REGELVENTIL 调节阀 控制阀 流量阀

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0811402111 DRUCKBEGR.VENTIL TIL

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0811402109 DBE 10X-1X/180G24-8NZ4M

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0811402053 DRUCKREGELVENTIL

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0811A02614 CO****OL THROTTLE 0811402614-PU1

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0811A02003 PILOT VALVE 0811402003-PU1

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0811402607 CO****OL VALVE NG32 Q500L &

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