P122 steel has high thermal stability, can meet the requirements of high temperature and high pressure steam for 1000mw ultra supercritical units, but has poor weldability.
P 122钢具有较高的热稳定性，满足1000MW超超临界机组高温高压蒸汽的要求，但是其可焊性较差。
P122 steel has high thermal stability, can meet the requirements of high temperature and high pressure steam for 1000mw ultra supercritical units, but has poor weldability.
P 122钢具有较高的热稳定性，满足1000MW超超临界机组高温高压蒸汽的要求，但是其可焊性较差。
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