事故信息 - 化工安全人

免 F 19860203四川自贡一橡胶厂硫化罐爆炸6死3伤（编号：SG00002086）

2025-10-10 2783

一、时间地点

时间/日期: 1986-02-03

地点: 中国、四川、自贡

二、工厂介绍

公司介绍

所在行业: 石油化工

三、事故介绍

事故类型: 爆炸

事故概述: 1986年2月3日，四川省自贡市某橡胶厂硫化罐在运行中爆炸，导致6人死亡，3人受伤，直接经济损失8万元。

事故后果

死亡人数： 6人、受伤人数： 3人、疏散人数：人

经济损失： 80000万

四、事故原因

直接原因类别

直接原因: 螺栓强度不足是爆炸的直接原因。原设计用60只M24螺栓连接，实际只安装45只，且螺栓加工质量差，又选用旧螺母配套安装，间隙大，长期承压失效，导致爆炸。

根本原因类别

根本原因

五、事故链

偏离类别

后果类别

六、特征

涉及化学品

涉及单元操作

涉及工业设备: 工艺容器

涉及工业操作

涉及化学工艺/装置

运营阶段

事故信息检索

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