波多野结衣AV在线观看

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                Butterfly handle gas valve(Male)

                技術規範
                1.公稱壓力:0.022MPa
                2.工作介質:天然氣、人工燃氣
                液ξ 化石油氣、水
                3.工作溫度:-10℃≤T≤80℃
                4.管螺紋ぷ符合:ISO228標準





                  Technical Standard
                1.Nominal pressure:0.022MPa
                2.Working medium:Natural gas,Man-made gas,
                Liquefied Petroleum gas,water
                3.Oorking temperature:-10℃≤T≤80℃
                4.Thread standard,ISO228
                   
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