超超临界机组用Sanicro25耐热钢研究进展

被引：22

作者：

朱传志 ^{[1
,2
]}

袁勇 ^{[1
]}

尹宏飞 ^{[1
]}

党莹樱 ^{[1
]}

赵新宝 ^{[1
]}

游才印 ^{[2
]}

机构：

[1] 西安热工研究院有限公司

[2] 西安理工大学材料科学与工程学院

来源：

材料导报 | 2017年 / 31卷 / 13期

关键词：

Sanicro25; 超超临界机组; 微观组织; 力学性能;

D O I：

暂无

中图分类号：

TG142.73 [耐热钢]; TM621.3 [发电设备];

学科分类号：

080804 [电力电子与电力传动]; 082905 [生物质能源与材料];

摘要：

简要介绍了一种700℃超超临界发电机组再热器和过热器的候选材料——Sanicro25奥氏体耐热钢。通过对Sanicro25组织结构、时效组织演变等微观组织,高温性能、持久强度、冲击韧性、低周疲劳强度和焊接性能等力学性能及耐蚀性研究进展的综述,指出了目前Sanicro25时效后冲击韧性大幅下降的不足,并且展望了未来Sanicro25的研究方向。

引用

页码：78 / 84

页数：7

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