Pneumatic valve position according to their channels can be divided into straight-through, three-and right-angle type.
气动球阀按其通道位置可分为直通式，三通式和直角式。
In our production, life, it used to straight-through, small-caliber valve, ball valve is now gradually being replaced.
在我们的生产、生活中，过去常用直通式、小口径截止阀，现在已渐渐被球阀所取代。
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。
Straight-through, right angle cast steel screw down vertical storm valve.
直通、直角铸钢可闭立式防浪阀；
Straight-through, right angle cast steel screw down vertical storm valve.
直通、直角铸钢可闭立式防浪阀；
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