对210mmA517GrQ Modified 钢焊接接头的室温拉伸性能进行检测。焊接采用的热输入分别为15 kJ/cm和25 kJ/cm。两种热输入下的焊接接头的抗拉强度均高于850 MPa。
The tensile properties of welded joints of 210 mm A517GrQ Modified steel at room temperature were tested. The heat input for welding is 15 kJ/cm and 25kJ/cm respectively. The tensile strength of welded joints of two kinds of heat input is higher than 850 MPa.