[1] |
ZHANG F J,BU D X,ZHANG G D,et al.Ultra-narrow gap gas-shield metal arc welding of 980 steel[J].Electric Welding Machine,2006(5):51-54(in Chinese). |
[2] |
LI T D,WANG Y,HE Q K,et al.Study on microstructure and performance of 45 steel treated by malti-time laser transformation hardening[J].China Surface Engineering,2007,20(2):33-37(in Chinese). |
[3] |
CHAO M J,DU Y D,LIANG E J,et al.Investigation of laser surface hardening for mould-cutting roller[J].Laser Technology,2003,27(6):500-503(in Chinese). |
[4] |
XU Z W,HUANG Zh,RU A,et al.Law of microstructural formation of low carbon steel in laser melting process and heating transformation of the melted microstructure[J].Heat Treatment of Metals,2003,28(10):22-25(in Chinese). |
[5] |
MA K,YANG Y L,WANG Ch Sh,et al.Effect of laser hardening technical parameters on hardened depth of 40Cr steel[J].Laser Technology,2002,26(4):262-263(in Chinese). |
[6] |
WU G,SONG G M,HUANG W J.Influence of laser processing parameters on the case-depth and the hardness[J].Laser Technology,2007,31(4):163-165(in Chinese) |
[7] |
LI J Ch.Research on optimization of controlling of laser heat treatment[M].Beijing:Metallurgical Industry Press,1995:155-160(in Chinese) |
[8] |
MIOKOVIC T,SCHULZE V,LOHE D,et al.Influence of heating rate,cooling rate and number of pulses on the microstructure of AISI 4140 after short-time-hardening[J].International Journal of Materals Product Technology,2005,24(1/4):207-230. |