It has low diffusiblehydrogen and good low-temperature impact toughness, suitable for welding middle-carbon steel and pressure containers of low-temperature steel.
扩散氢含量低,低温冲击性能优异,适用于低温钢、中碳钢等压力容器的焊接。
2
Adding the different nanometer CeO2 content to alkali iron powder electrode, the diffusiblehydrogen content, low-temperature impact and chemical composition of the weld were tested.