JIS G 3112:2020规定了用于混凝土中钢筋的热轧圆钢1)和变形钢筋1)的要求。本标准不适用于JIS G 3117中规定的混凝土钢筋的重新轧制钢筋。
JIS G 3112:2020 specifies requirements for round steel bars 1) and deformed steel bars 1) manufactured by hot rolling to be used as reinforcement in concrete. This Standard does not apply to rerolled steel bars for concrete reinforcement specified in JIS G 3117.