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            1. 氧氣截止閥

              氧氣截止閥

              資料下載

              產品規格:NPS1/2~NPS20 / DN15~DN500

              壓力等級:CL150~CL900 / PN10~PN160

              設計標準:JB/T10530,JB/T12955,BS1873,API623,ASME B16.34,API602

              連接方式:NPT,SW,RF,RTJ,BW

              主體材質:銅合金、不銹鋼、鎳基合金等

              適用介質:氧氣


              人妻精品久久无码专区一区二区

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