... 明杆式闸阀 rising stem gate valve 明装式 Exposed 表示明杆式闸阀 RRXP ...
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non-rising-stem gate valve 暗杆闸阀
non-rising stem wedge gate valve 暗杆楔式闸阀
rising stem type gate valve 明杆闸阀
rising stem wedge gate valve 暗杆楔式闸阀
non-rising stem type gate valve 暗杆闸阀
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The invention relates to a knife-shaped gate valve, in particular to a rising stem knife-shaped gate valve.
本发明涉及一种刀型闸阀,尤其涉及一种明杆刀型闸阀。
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