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蝸輪船用碳鋼雙偏心蝶閥
GB/T3037-1994雙偏心蝶閥 Double Eccentric butterfly valve 主要零部件材...
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液動(dòng)對(duì)夾式中線(xiàn)碳鋼蝶閥
GB/T3036-1994對(duì)夾式中線(xiàn)蝶閥 Butt-clamped Marine butterfly valve 主要零...
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液動(dòng)對(duì)夾式中線(xiàn)青銅蝶閥
GB/T3036-1994對(duì)夾式中線(xiàn)蝶閥 Butt-clamped Marine butterfly valve 主要零...
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氣動(dòng)對(duì)夾式中線(xiàn)鑄鐵蝶閥
GB/T3036-1994對(duì)夾式中線(xiàn)蝶閥 Butt-clamped Marine butterfly valve 主要零...
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螺旋式對(duì)夾式中線(xiàn)碳鋼蝶閥
GB/T3036-1994對(duì)夾式中線(xiàn)蝶閥 Butt-clamped Marine butterfly valve 主要零...
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蝸輪對(duì)夾式中線(xiàn)船用青銅蝶閥
GB/T3036-1994對(duì)夾式中線(xiàn)蝶閥 Butt-clamped Marine butterfly valve 主要零...
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螺旋式對(duì)夾式中線(xiàn)不銹鋼蝶閥
GB/T3036-1994對(duì)夾式中線(xiàn)蝶閥 Butt-clamped Marine butterfly valve 主要零...
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外螺紋直通型青銅船用截止閥
GB/T595-1983船用外螺紋青銅截止閥 Marine bronze male thread stop valve ...
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外螺紋直通型鍛鋼船用截止閥
GB/T594-1983船用外螺紋鍛鋼截止閥 Marine forged steel male thread stop ...
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手柄對(duì)夾式中線(xiàn)船用青銅蝶閥
GB/T3036-1994對(duì)夾式中線(xiàn)蝶閥 Butt-clamped Marine butterfly valve 主要零...
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外螺紋直角型青銅船用截止閥
GB/T595-1983船用外螺紋青銅截止閥 Marine bronze male thread stop valve ...
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外螺紋直角型鍛鋼船用截止閥
GB/T594-1983船用外螺紋鍛鋼截止閥 Marine forged steel male thread stop ...


