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鍛鋼止回閥 Forged steel check valve H11H/Y、H61H/Y
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鍛鋼止回閥 Forged steel check valve H41H/Y、H44H/Y
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美標旋啟式法蘭止回閥 API Swing flanged check valve H44H/Y/W
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美標對夾升降式止回閥 API Wafer type piston lift check valve H72H/Y/W
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國標對夾升降式止回閥 GB Wafer type piston lift check valve H72H/Y/W
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美標對夾雙瓣旋啟式止回閥 API Wafer type double disc Swing check valve H76H/Y/W
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國標對夾雙瓣旋啟式止回閥 GB Wafer type double disc Swing check valve H76H/Y/W
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升降式法蘭止回閥 GB Lift flanged check valve H41H/Y/W
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旋啟式法蘭止回閥 Swing flanged check valve H44H/Y/W
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手動扇形眼鏡閥（盲板閥） Manual fan-shaped glasses valve(Blind flange valve) F43X、F343X-0.5/1/1.5
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電動眼鏡閥（盲板閥） Electric glasses valve (Blind flange valve) F943X-0.5/1/1.5
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電動圓形百葉式調節(jié)蝶閥 Electric round type shutter-like adjusting butterfly valve DBD-0.05
