Temperature for welding is 1200-1500f degree under pressure.
焊接温度是在压力下的1200年1500 F程度。
The design and field experiment of a digital temperature controller for a hot pressure welding machine was discussed.
针对热压焊机的温度控制问题，进行了数字控制器的设计与验证。
The design of the system is mainly for the steel of low-temperature pressure vessel, which can not only design in welding procedures but also in combined welding means.
该专家系统主要是针对低温容器用钢而进行的焊接工艺设计，不仅可以进行单一焊接方法的工艺设计，而且可以进行组合焊接方法的工艺设计。
It has low diffusible hydrogen 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。
Supplementary high-temperature and high-pressure welding programs are prepared and implemented.
针对焊缝开裂情况及原因，制定并实施了在高温、低压下的补焊方案。
Supplementary high-temperature and high-pressure welding programs are prepared and implemented.
针对焊缝开裂情况及原因，制定并实施了在高温、低压下的补焊方案。
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