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G641X氣動管夾閥DN40 DN50 DN65 DN80

GJL40鋁廠專用氣動管夾閥DN50 65 80 100 150

DOSAPRO管夾閥DN150 DN125

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電動管夾閥|電動管夾閥（GJ941X-6L)

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手動奧襯管夾閥（GJ41X-6L)DN50 55 60 125

管夾閥(GJ41X-6L)DN100 DN125 DN150

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