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Japanese sword is cold do?

Hu E Mountain Haze2010-03-27 19:10:56 +0000 #1

bra_man2010-03-27 19:25:40 +0000 #2
little tear listening to upstairs. . . Heat treatment a Ghosts, heat treatment processing of dozens of pieces per kg. .

Heat treatment is quenching - just not the same as the name. . . Also take cold water quenching, halo -

back to the deformed after quenching the need to re-polish time. . . . Process special trouble -

There is characterized by hardening of the things - increasing the height of hardness, but it is very brittle, easily broken! ! !
Only electric2010-03-27 19:42:02 +0000 #3
What knife is not cold ah. Japan's hands with swords was quenched with cold water and then heat-treated cold hit.
Sell insole 46452010-03-27 20:30:31 +0000 #4
In particular, the use of two kinds of steel blade and the knife blade hit together,



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