产品特点2、以电磁换向阀控制此阀阀心方向，除具备电磁换向阀特性及功能外，达到高压、大流量控制的目的。3、透过装拆油塞，易于实现不同控制方式和泄漏方式组合。无标记：内控（标准型）P：外泄无标记：内控（标准型）D：外泄无标记：一般型S：带行程调节N：新型低高D4(D5)-04-3C※31.52003000.821141208.8D4(D5)-04-2D※31.52003000.821141208.8D4(D5)-04-2B※31.52003000.821141208.7D4(D5)-06-3C※31.53005000.8211412013.7D4(D5)-06-2D※31.53005000.8211412013.7D4(D5)-06-2B※31.53005000.8211412013.0D4(D5)-10-3C※31.550011000.8211412045.3D4(D5)-10-2D※31.550011000.8211410045.3D4(D5)-10-2B※31.550011000.8211410044.7阀芯机能表)