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周口襯氟隔膜閥Lined diaphragm valve G41F46
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周口襯氟止回閥 Fluorine lining check valve H44F46 /F3、H41F46 /F3
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周口襯氟蝶閥Fluorine lining Butterfly valve D341F46 /F3
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周口襯氟蝶閥Fluorine lining Butterfly valve D371F46 /F3
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周口襯氟閘閥Fluorine lining Gate valve Z41F
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周口對夾式襯膠蝶閥 Wafer Type Butterfly Valves with Rubber inning WD371J、WD671J、WD971J
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周口常閉（開）式氣動隔膜閥 Normally closed(opened) Pneumatic diaphragm valve G6B(K)41W/J/Fs-6/10
