The necessarily of post-weldheattreatment of spherical tanks was emphasized.
强调了焊接球罐焊后热处理的必要性。
2
The design of the supplying wind system is fully significant. In the automatic control system of whole post-weldheattreatment of spherical tanks.
球罐焊后整体热处理自动控制系统中风路系统的设计十分重要。
3
The diffusion zone width of main alloying elements increases and hardness of the friction weld zone near TC4 titanium alloy side improves after post-weldheattreatment.