Half the number of bolts in floating head of deethanizer overhead cooler were brittle fractured.
气体分馏
乙烷塔顶冷却器浮头螺栓，半数发生脆性
裂。
乙烷塔,乙烷馏除塔Half the number of bolts in floating head of deethanizer overhead cooler were brittle fractured.
气体分馏乙烷塔顶冷却器浮头螺栓，半数发生脆性裂。
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