导阀座孔直径d大，导阀芯工作稳定性好，则导阀弹簧力加大，结构尺寸增大，一般取d=(2～5)d0；另外，d1对导阀动态特性影响较大，为使阻尼也起正常作用，设计中保证d>d1
DRVP-25-01.X
DRVP-30-01.X
德国贺德克HYDAC溢流阀
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美国派克电磁阀PAVC10038R4222大量现货
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美国派克电磁阀PAVC10038R4222大量现货
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