JIS G 3106:2020规定了桥梁、船舶、机车车辆、石油储罐和容器(以下简称钢产品)等焊接结构和高度可焊接热挤压型材所用的高度可焊接热轧钢的要求。
JIS G 3106:2020 specifies requirements for highly weldable hot rolled steels used for welded structures such as bridges, ships, rolling stock, petroleum storage tanks and containers (hereafter referred to as steel products) and highly weldable hot extruded sections.