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1 前言液化气体汽车罐车(以下简称“汽车罐车”)在我国国民经济发展中正发挥着重要作用。由于汽车罐车属移动式压力容器,流动性大,介质多数为易燃易爆,因此其安全性愈来愈受到重视。汽车罐车的防波板装置及与罐体的连接焊缝开裂是汽车罐车常见的缺陷之一。《液化气体汽车罐
1 Introduction liquefied gas tanker truck (hereinafter referred to as “tanker truck”) is playing an important role in the development of our national economy. As the car tanker is a mobile pressure vessel, liquidity, most of the media for flammable and explosive, so its safety is more and more attention. One of the common defects of car tankers is the anti-wave plate device of car tanker and the connection with the tank body. Liquefied gas car cans