JIS G 4311:2019规定了耐热钢筋(以下简称钢筋,作为耐热钢圆钢、方钢、六角钢和扁钢的通用术语)和耐热钢线材(以下简称线材)的要求。
JIS G 4311:2019 specifies requirements for heat-resistant steel bars (hereafter referred to as bars as a general term for heat-resistant steel round bars, square bars, hexagonal bars and flat bars) and heat-resistant steel wire rods (hereafter referred to as wire rods).