The greater the solenoid force the greater the pressure required to push the poppet off its seat and open the valve.
电磁力越大，推开锥阀芯离开阀座打开阀的压力要求越大。
This downward movement forces the valve to move downward off its seat so that it opens.
向下的运动使气门向下移动离开气门座，气门被打开。
Imports of cut-off valve stem and valve seat sealing surface perpendicular to the axis.
进口截止阀的阀杆轴线与阀座密封面垂直。
J41N Type PN40 steel globe valves: manual, flanged, straight-through, the valve seat sealing surface material as nylon plastic, nominal pressure PN40, carbon steel valve body material cut-off valve.
J 41 n型PN 40钢制截止阀：手动、法兰连接、直通式、阀座密封面材料为尼龙塑料、公称压力pn 40、阀体材料为碳素钢的截止阀。
Principle: when the power is on, the electromagnetic force of the electromagnetic force to shut off the valve seat, the valve open;
原理：常闭型直动式电磁阀通电时，电磁线圈产生电磁吸力把阀芯提起，使关闭件离远开阀座密封副打开；
Principle: when the power is on, the electromagnetic force of the electromagnetic force to shut off the valve seat, the valve open;
原理：常闭型直动式电磁阀通电时，电磁线圈产生电磁吸力把阀芯提起，使关闭件离远开阀座密封副打开；
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