产品型号QJHB
口径QDN100-DN4000
工作压力Q?.25-4.0Mpa
性能特点Q该c膨胀节实际是用两个角向型膨胀节,用长的中间接组合而成的。它可以吸收单^面方向上的横向曲UM。它们的铰链可以承受内压的推力?/div>
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