JIS B 8247:2016规定了将封头焊接到压力容器上,通过挤压或旋转形成(以下简称封头)。本标准也适用于无压力容器的封头,具体取决于其应用。
JIS B 8247:2016 specifies heads to be welded to pressure vessels, which are formed by pressing or spinning (hereafter referred to as heads). This Standard is also applicable to heads to be used for vessels which are not subjected to pressure, depending on their applications.