Comprehensive two-dimensional gas chromatography coupled with time-of-flight mass spectrometry(GC×GC-TOFMS)was applied to the quick qualitative analysis of
The changes in the mechanical behavior of electric resistance welded(ERW) pipes before and after the cage roll forming process were investigated through tensile
A hot-working AISI H13 tool steel was subjected to a combined process consisting of surface nanocrystallization(SNC)and chromizing treatment successively.The co
<正>Abstract:In order to understand the effect of the solidification structure on the formability of ultra low carbon ferritic stainless steel(FSS),this work st