UNIFICATION OF METHODS IN TESTING MATERIALS. XXVII. 
Size of test piece 200 mm. in length, 32°8 mm. in diameter. 
E : af |g= oh : 
Sia jam leg | 23", 5 Remarks. 
= a o . as = 5 
gS paydte eee | é 
B 3 imaslO- 8 Sue a 
ae S45: 1140-4) os ses 
4-10 | Compressions for a | 
5000 4/10 of 1000 kilogrammes 
caer 0-81 mm. 
4:08 100 
5000 4:08 Mean elastic 
1:62 
7000 5°70 Compression for a load of 
1:63 
9000 7:33 1000 kilogrammes. 
1:60 
11000 ; 8°93 Al = 0:0082 mm. 
Reet ees Coefficient of elasticity 
8:92 
11000 8°92 ée = 21560 kg. per mm? 
0:83 
12000 9°75 
0°83 
13000 10°58 Coefficients of work 
0-81 | . 
14000 11°39 corresponding with 
0°84 
15000 32-23 Limit of elasticity 
0°85 
16000 13:08 y=21°9 kg. per. mm? 
: 0:82 
17000 13-90 
0:80 
18000 14:70 Maximum load supported 
—Limit jof Elasticlity— 0-93 =f 
19000 15-63 B=25:1 kg. per mm? 
0:98 
20000 16°61 
1:20 
21000 17°81 
21500 | This load was not supported and rupture occurred by 
buckling. 
