- May 08 Fri 2009 07:02
FCD ----2009 Color Metallography
500X- Apr 20 Mon 2009 16:44
Zig-Zagging of cooling curve 冷卻曲線不平順
- Apr 18 Sat 2009 23:38
4140 as-rolled 假調質 Fake Q/T
With high hardness number obtained from cooling directly from hot rolling, this condition is often faked as Q/T condition. Many dishonest companies do this fraud.
- Apr 18 Sat 2009 08:19
Lower Bainite, Martensite
- Apr 17 Fri 2009 00:03
FCD 感應淬火 過熱
- Apr 15 Wed 2009 07:48
SKD 61 枝晶偏析
- Apr 14 Tue 2009 07:50
FCD 感應加熱 熔角
