热处理对P92钢组织及硬度的影响
发布时间：2018-07-26 09:50
【摘要】：通过OM、SEM、TEM及EDS,研究了P92钢在不同热处理条件下的微观组织,采用洛氏硬度计测量了不同热处理状态下材料的洛氏硬度。结果表明:P92钢在1050℃淬火、正火得到的组织均是马氏体+残留奥氏体+碳化物,硬度平均值约为41.34 HRC。760℃等温退火得到组织为铁素体+珠光体,硬度平均值约为11.56 HRC。淬火后200、400、760℃回火得到的组织分别为回火马氏体,回火马氏体+回火托氏体,回火托氏体。对应的硬度平均值分别为30.90、26.92、23.75 HRC。
[Abstract]:The microstructure of P92 steel under different heat treatment conditions was studied by TEM and EDS. Rockwell hardness was measured by Rockwell hardness meter. The results show that the microstructure of WP92 steel quenched at 1050 鈩，
本文编号：2145616
[Abstract]:The microstructure of P92 steel under different heat treatment conditions was studied by TEM and EDS. Rockwell hardness was measured by Rockwell hardness meter. The results show that the microstructure of WP92 steel quenched at 1050 鈩，
本文编号：2145616
本文链接：https://www.wllwen.com/kejilunwen/jiagonggongyi/2145616.html
