p92

P92 ferritic steel welded joint , fracture toughness , thermal aging , mechanical property , structure stability .

P92铁素体钢焊接接头；高温时效；力学性能；组织稳定性。

P92 Concrete is a mixture of water , sand and gravel , and Portland cement .

混凝土是由水、沙和砾石、波特兰水泥拌合而成。

Failure Prevention on T / P92 Dissimilar Steels Welded Joints in USC Units

超超临界机组用T/P92异种钢焊接接头的失效预防

The heat resistance of P92 steel decreased with the decreasing dislocation density and precipitated phases coarsening .

随着位错密度的降低及析出相的粗化，P92钢的高温耐热性也降低。

It can meet the various requirements of technique indexes of T / P92 pipeline welding through various quality inspections after field welding .

经现场焊后各项质量检验，可以满足T／P92管道焊接各项技术指标要求。

The P92 steel is a steel sort being used for main steam pipelines of ultra-supercritical units at present , its creep rupture life has widely drawn close attention .

P92钢是目前超超临界机组主蒸汽管道的应用钢种，其蠕变断裂寿命被广泛关注。

The new martensite heat-resistant steel P92 by its remarkable anti-high temperature creep strength behavior , as candidate alloys for supercritical plants as the main steam tube .

新型马氏体耐热钢P92钢以其卓越的抗高温蠕变性能，成为超超临界火力发电机组的主蒸汽管道用材。

The new type T / P92 martensitic steels with excellent resistance of creep , high-temperature corrosion and steam oxidation are being wildly used for superheaters , reheaters and steam pipes .

新型T/P92马氏体耐热钢以其优异的抗蠕变性能、良好的抗腐蚀和高温抗氧化能力已成为超超临界机组过热器、再热器以及主蒸汽管道的常用钢种之一。