综合国内外的研究成果,论述了P92钢在高温蠕变过程中不同的析出相对P92钢性能的影响.结果表明M23C6相在高温蠕变过程中粗化较快,会失去对P92钢马氏体晶界的钉扎强化作用;Laves相形成初期能够提高P92钢的蠕变断裂强度,但是当Laves相到一定尺寸后会降低P92钢的蠕变断裂强度;Z相的析出不但增加了蠕变孔洞出现的几率,而且会减少基体中的MX相,降低MX相的弥散强化作用,所以Z相的析出对P92钢高温蠕变性能有不良影响.同时论述了可以采用形变热处理生产工艺和控制合金元素含量等措施强化P92钢的高温蠕变性能.
参考文献
| [1] | Lee J S;Armaki H G;Maruyama K et al.Causes of breakdown of creep strength in 9Cr-1.8W-0.5Mo-VNb steel[J].Mater Sci Eng A,2006,428:270. |
| [2] | 彭志方,蔡黎胜,彭芳芳,胡永平,陈方玉.P92钢625℃持久性能分段特征与各段中M_（23）C_6及Laves相相参数的定量变化研究[J].金属学报,2010(04):429-434. |
| [3] | Hald J.Metallography and alloy design in the COST 536 action[A].Liege,Belgium,2006 |
| [4] | 张红军;周灿荣;唐丽英 等.P92钢650℃时效的组织性能研究[J].中国电机工程学报,2009,29(增刊):174. |
| [5] | Yoshizawa M;Igarashi M;Moriguchi K et al.Effect of precipitates on long-term creep deformation properties of P92 and P122 type advanced ferritic steels for USC power plants[J].MATERIALS SCIENCE & ENGINEERING A-STRUCTURAL MATERIALS PROPERTIES MICROSTRUCTURE AND PROCESSING,2009,510-511:162. |
| [6] | 姜运建;王庆;郑相锋.析出相在P92钢蠕变时效中研究进展[A].上海,2009 |
| [7] | Kota SAWADA;Hideaki KUSHIMA;Kazuhiro KIMURA .Z-phase Formation during Creep and Aging in 9-12% Cr Heat Resistant Steels[J].ISIJ International,2006(5):769-775. |
| [8] | Sawada K;Kushima H;Kimura K et al.TTP diagrams of Z Phase in 9-12% Cr heat-resistant steels[J].ISIJ International,2007,47(05):733. |
| [9] | 姜运建,张文建,李文彬.Laves相和Z相对P92钢蠕变的影响[J].热力发电,2009(08):55-58. |
| [10] | 姚兵印,周荣灿,范长信,李太江,John Hald.P92钢中拉弗斯相的尺寸测量及其长大规律的动力学模拟计算[J].中国电机工程学报,2010(08):94-100. |
| [11] | Danielsen, HK;Hald, J .On the nucleation and dissolution process of Z-phase Cr(V,Nb)N in martensitic 12%Cr steels[J].Materials Science and Engineering. A, Structural Materials: Properties, Microstructure and Processing,2009(1/2):169-177. |
| [12] | 窦洪,王志武,宋涛.超超临界压力锅炉用T92/P92钢析出相的研究进展[J].广东电力,2012(02):1-4,19. |
| [13] | 宁保群,刘永长,徐荣雷,杨留栓.形变热处理工艺（TMTP）对T91钢显微组织的影响[J].材料热处理学报,2007(z1):172-175. |
| [14] | 宁保群,严泽生,付继成,别利剑,刘永长.T91铁素体耐热钢强化新途径[J].材料导报,2009(07):72-76. |
| [15] | 王春旭 等.钒含量对T91刚性能的影响[J].钢铁研究学报,1991,11(09):56. |
| [16] | 崔忠折.金属学与热处理[M].北京:机械工业出版社,2004:286. |
| [17] | Wang Yanfeng;Zheng Kaiyun;Wu Zhiying.Study on the properties and microsructural stality of steel T92 during long-term exposure to high temperature[A].Tsukuba,Japan,2009 |
| [18] | Hansheng Bao;Shichang Cheng;Zhengdong Liu et al.Investigation on aging percipitates and strengthening mechanism of T122 boiler steel[J].J Iron Steel Res,2010,17(02):67. |
| [19] | 石如星,刘正东.P92钢中Laves相强化作用的研究[J].物理测试,2011(04):5-9. |
| [20] | 石如星,刘正东,张才明.P92耐热钢δ-铁素体含量的热力学计算与试验分析[J].钢铁,2011(11):89-92. |
| [21] | 赵美兰 .马氏体钢中δ铁素体的表征与影响[J].检测与测量,2011,2(02):31. |
上一张
下一张
上一张
下一张
计量
- 下载量()
- 访问量()
文章评分
- 您的评分：
-
10%
-
20%
-
30%
-
40%
-
50%