从控制阀应用看,发展方向如下:
小型执行机构:可降低成本,提高流通能力;
套筒导向:采用套筒导向,有利于对中,有利于降低摩擦,有利于降噪,有利于流量特性的互换;
平衡式阀芯:为降低执行机构推力或推力矩,采用平衡式阀芯是重要的,它对系统的动态性能也有改善;
一体化阀芯和阀座:为克服双座阀密封性差的缺点,采用相同材质的一体化阀芯和阀座组成阀内件,将泄漏量和不平衡力减到Zui小;
简单流路:流路简单,流阻减小,不仅可使阀两端压损下降,可降低成本;
密封和摩擦:密封性能和摩擦性能是矛盾的两方面,控制阀设计中不仅要解决密封问题,对摩擦和寿命等性能指标也必须重视填料函和填料结构的研究得到重视,旋转型控制阀得到较广泛应用;
北京华德液压全系列 具体型号及报价请联系客服
北京华德换向阀部分型号如下:
4WE6R61B/CG12NZ5L 4WEH10K20B/OF6EG24NEZ4
4WE6R61B/CG24N9DKL 4WEH10K20B/OF6EG24NEZ5
4WE6R61B/CG24N9DL 4WEH10K20B/OF6EG24NEZ5L
4WE6R61B/CG24N9K4 4WEH10K20B/OF6EG24NTZ4
4WE6R61B/CG24N9Z4 4WEH10K20B/OF6EG24NTZ5
4WE6R61B/CG24N9Z5 4WEH10K20B/OF6EG24NTZ5L
4WE6R61B/CG24N9Z5L 4WEH10K20B/OF6EG24NZ4
4WE6R61B/CG24NDKL 4WEH10K20B/OF6EG24NZ5
4WE6R61B/CG24NDL 4WEH10K20B/OF6EG24NZ5L
4WE6R61B/CG24NK4 4WEH10L20B/6AG24NETZ4
4WE6R61B/CG24NZ4 4WEH10L20B/6AG24NETZ5
4WE6R61B/CG24NZ5 4WEH10L20B/6AG24NETZ5L
4WE6R61B/CG24NZ5L 4WEH10L20B/6AG24NEZ4
4WE6R61B/CW220-50N9DKL 4WEH10L20B/6AG24NEZ5
4WE6R61B/CW220-50N9DL 4WEH10L20B/6AG24NEZ5L
4WE6R61B/CW220-50N9K4 4WEH10L20B/6AG24NTZ4
4WE6R61B/CW220-50N9Z4 4WEH10L20B/6AG24NTZ5
4WE6R61B/CW220-50N9Z5 4WEH10L20B/6AG24NTZ5L
4WE6R61B/CW220-50N9Z5L 4WEH10L20B/6AG24NZ4
4WE6R61B/CW220-50NDKL 4WEH10L20B/6AG24NZ5
4WE6R61B/CW220-50NDL 4WEH10L20B/6AG24NZ5L
4WE6R61B/CW220-50NK4 4WEH10L20B/6AW220-50NETZ4
4WE6R61B/CW220-50NZ4 4WEH10L20B/6AW220-50NETZ5
4WE6R61B/CW220-50NZ5 4WEH10L20B/6AW220-50NETZ5L