Mo含量对1000 MPa级高强钢焊缝金属组织和力学性能的影响

刘洋, 孙健, 陆善平

Effect of Mo Content on the Microstructure and Mechanical Properties of 1000 MPa Grade High-Strength Steel Weld Metal

LIU Yang, SUN Jian, LU Shanping

表2 不同Mo含量焊缝金属屈服强度和抗拉强度的实测值、计算值及其误差

Table 2 Measured and calculated values, and errors of yield strength and tensile strength of weld metal with different Mo contents

Weld metal Rp0.2 Rm Measured value / MPa Calculated value / MPa Error Measured value / MPa Calculated value / MPa Error Mo00 905 876 3.2% 1038 1154 10.1% Mo03 926 916 1.1% 1131 1206 6.2% Mo07 939 970 3.2% 1181 1277 7.5%