广西快三走势图

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取样冷却器一般选用什么材质比较好呢?

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QUYANGLENGQUEQIYIBANXUANYONGSHENMECAIZHIBIJIAOHAONI?

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TANGANGQUYANGLENGQUEQI

价格低,强度较高,对碱性介质的化学侵蚀比较不乱,很轻易被酸侵蚀,在无耐侵蚀性要求的环境中应用公道的。如一般冷却器用的普通无缝钢管.其常用的材料为10号和20号碳钢.全不锈钢取样冷却器

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