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2020-06-02View Original

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本帖最后由 *nht1 于 2020-6-3 13:08 编辑 各位大神,请教一,40%乙二醇水溶液火灾危险性,怎么定??作为冷冻液,-15℃用20号钢可以吗?是否需要缓冲剂防止腐蚀?
Reply #22020-06-02
你们-15°使用40%的乙二醇溶液?我们这里是冷冻水使用16MnDR的
Reply #32020-06-02
20号钢可以用到-20℃,我刚问了一下,可以用20号钢,16Mn更好。
Reply #42020-06-03
-15℃还是用16MnD,或者E
Reply #52020-06-05
可以外送测下MSDS 你这个浓度我们用过 基本没有太大风险

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