下展式放料截止阀 相关型号:FJX44PTFE,FJX44F4,FJX44F46,FJX44F3,FJ44PTFE,FJ44F4,FJ44F46,FJ44F3 主要材质 阀体:不锈钢 304 304L 316 316L |
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下展式放料截止阀 相关型号:FJX44PTFE,FJX44F4,FJX44F46,FJX44F3,FJ44PTFE,FJ44F4,FJ44F46,FJ44F3 主要材质 阀体:不锈钢 304 304L 316 316L |