-
0
00792nam a2200241 a 4500
-
1
Cesti190261706
-
40
$aCesti
-
41
$avie
-
92
$aISO 2624:1990
-
245
##
$aISO 2624:1990. Copper and copper alloys - Estimation of average grain size
-
260
##
$c1990
-
300
##
$a11p.
-
520
##
$aThis lnternational Standa.d spocifies thrce procedures for estimating, and rules for expressing, the average grain size ol copper and copper alloys consisting principally of a single phase. The respective procedures are termed the comparison procedure, the intercept procedure and the planimetric pro' cedure.
-
653
$aAverage grain size
-
653
$aCopper
-
653
$aCopper alloys
-
653
$aEstimation
-
793
$aISO
-
911
#
Lý Thị Tần
-
927
#
TC
-
965
17/1/2019