Al
对
42CrMo
螺栓钢淬透性及组织的影响
吕超然
1
, 徐乐
1
(
), 史超
2
, 刘进德
3
, 蒋伟斌
4
, 王毛球
1
Effect of Al on Hardenability and Microstructure of 42CrMo Bolt Steel
LU Chaoran
1
, XU Le
1
(
), SHI Chao
2
, LIU Jinde
3
, JIANG Weibin
4
, WANG Maoqiu
1
图3.
实验用钢的晶粒形貌
Fig.3.
Grain morphologies of the tested steels of 1# (a), 2# (b) and 3# (c)