CaF2-TiO2 焊剂作用下EH36船板钢气电立焊焊缝金属组织优化及力学性能调控

谢旭, 万一博, 钟明, 邹晓东, 王聪

Optimizing Microstructures and Mechanical Properties of Electro-Gas Welded Metals for EH36 Shipbuilding Steel Treated by CaF2-TiO2 Fluxes

XIE Xu, WAN Yibo, ZHONG Ming, ZOU Xiaodong, WANG Cong

表3 焊缝金属(WM)的实测化学成分(MA) (mass fraction / %)

Table 3 Chemical compositions of weld metals (WMs) (MA)

WM number C Si Mn Ni Al Ti Mo O Fe WM1 0.102 0.206 2.080 0.660 0.037 0.041 0.064 0.022 Bal. WM2 0.090 0.205 2.030 0.634 0.033 0.044 0.070 0.024 Bal. WM3 0.089 0.201 1.860 0.657 0.026 0.048 0.051 0.025 Bal. WM4 0.087 0.185 1.820 0.612 0.021 0.059 0.064 0.027 Bal. WM5 0.086 0.165 1.790 0.603 0.021 0.063 0.059 0.029 Bal.