NCMA Research Lab: ASTM C 1262 FreezeThaw Data Sheet
Specimens: SRW (J)
Cycle 52
Cycle 57
Cycle 61
Cycle 67
Cycle 69
Acc.
%
Acc.
%
Acc.
%
Acc.
%
Acc.
%
SSD
res.
loss
res.
loss
res.
loss
res.
loss
res.
loss
Unit
wt.
wt.
from
wt.
from
wt.
from
wt.
from
wt.
from
no.
(lb)
(lb)
SSD
(lb)
SSD
(lb)
SSD
(lb)
SSD
(lb)
SSD
SRW (J)-1
2.7968
0.0148
0.5
0.0210
0.8
0.0284
1.0
0.1292 4.6
0.1722
6.2
SRW (J)-2
2.7424
0.0234
0.9
0.0320
1.2
0.0492
1.8
0.2436 8.9
0.4044
14.7
SRW (J)-3
2.8282
0.0214
0.8
0.0328
1.2
0.0464
1.6
0.0932 3.3
0.1660
5.9
SRW (J)-4
2.7922
0.0168
0.6
0.0286
1.0
0.0394
1.4
0.1066 3.8
0.1424
5.1
SRW (J)-5
2.7830
0.0188
0.7
0.0340
1.2
0.0434
1.6
0.1366 4.9
0.2814
10.1
SRW (J)-6
2.9644
0.0612
2.1
0.1052
3.5
0.1318
4.4
0.2750 9.3
0.3272
11.0
SRW (J)-7
2.8082
0.0632
2.3
0.1328
4.7
0.1906
6.8
0.7478 26.6
--
SRW (J)-8
2.7942
0.0080
0.3
0.0130
0.5
0.0202
0.7
0.1342 4.8
0.2312
8.3
SRW (J)-9
2.8408
0.0122
0.4
0.0302
1.1
0.0498
1.8
0.1912 6.7
0.3018
10.6
SRW (J)-10
2.9749
0.0986
3.3
0.1294
4.3
0.1484
5.0
0.3662 12.3
--
Avg.
2.8325
SD
0.0730
COV
2.5771
Cycle 72
Totals
Acc.
%
%
res.
loss Failure
loss
Unit
wt.
from cycle
from
no.
(lb)
SSD
(lb)
SSD
SRW (J)-1
0.2832
10.1
72
10.1
SRW (J)-2
--
69
14.7
SRW (J)-3
0.2994
10.6
72
10.6
SRW (J)-4
0.2832
10.1
72
10.1
SRW (J)-5
--
69
10.1
SRW (J)-6
--
69
11.0
SRW (J)-7
--
67
26.6
SRW (J)-8
0.3120
11.2
72
11.2
SRW (J)-9
--
69
10.6
SRW (J)-10
--
67
12.3
41
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