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Q47F固定球阀

Q47F固定球阀铸钢不锈钢天然气软密封浮动式

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Q61N High Pressure Welding Ball Valve

Q61N High Pressure Welding Ball Valve

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Q61N High Pressure Welding Ball Valve

Q61N-320P Q61N-160P Stainless Steel High-Pressure Welded Ball Valve

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Q641F 气动球阀

Q641F 气动球阀 美国 API

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Pneumatic flange ball valve

Q641F, Q641FH Pneumatic Flanged Ball Valve

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Q641H Pneumatic High Temperature Ball Valve

Q641H, Q641Y Pneumatic High Temperature Ball Valve

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Three-way pneumatic ball valve

Q644F, Q645F Pneumatic Three-Way Ball Valve

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Q647MF气动排灰球阀

Q647MF气动排灰球阀 (喷煤专用球阀)

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Q941F电动球阀

Q941F、Q941Y型PN16~PN63电动球阀

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电动球阀

Q941F-16P 美国API不锈钢电动球阀

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浮阀

不锈钢水箱浮球阀

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High-pressure ball valve

US API High-pressure ball valve Q41N/Q61N/Q11N

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