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voved tehno-beton
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-
2.
2 /87 .1.011
- -
( ( , ) ) .
2.
3 ASTM C150-94:
, .
2.
4 EN197-1:
, , , .
2.
5 :
. . - .
2.
6 6500 .... , , , , , , . .
( ) ( ) , , .
2.
7 1756 John Smeaton Eddystone Lighthouse, CornwallC t E l dCoast, England . .
2.
8 1756 John Smeaton
. . 126 .
2.
9 1756 John Smeaton
2.
10
1796 James Parker:
Roman C t Cement, .
2.
11
1813 Joseph Vicat:
, ( ) ( ) .
2.
12
1824 Joseph Aspdin:
1824 , 1824 . . - .
2.
13
1824 Joseph Aspdin:
, , . . .
2.
14
1824 Joseph Aspdin:
, Dover, England.
2.
15
1845 Isaac Johnson:
.
2.
16
: :
CaO, SiO2 C3S, C2S C-S-HAl2O3 Fe2O3 C3A C4AF AF AFt Al2O3, Fe2O3 C3A, C4AF AFm, AFt
2.
17
:
CaCO3
CaO, SiO2, Al2O3, Fe2O32 2 3 2 3
2.
18
:
CaO, CaCO3
SiO2, Al2O3, Fe2O3
CaO, SiO2, Al2O3, Fe2O3
2.
19
:
:(CaO)/(SiO2+Al2O3+Fe2O3)(CaO)/(SiO2+Al2O3+Fe2O3) 1.7-2.3
1.7 2 3 , 2.3 .
2.
20
:
:(SiO2)/(Al2O3+Fe2O3) 1 9 2 7 1.9-2.7
, .
2.
21
:
:(Al2O3)/(Fe2O3) 1 5 2 5 1.5-2.5
, . .
2.
22
: 1.
2 2.
3.
4. , , ,
5.
2.
23
1110
:2
119
3
12
4
6
8
5
6
7
1., 2. , 3. ,4. , 5. , 6. ,
5
7., 8. , 9. ,10., 11.
2.
24
, . 1250C.
.
2.
25
,,
,,
54%,, 2%,
.,.,, 1%,
, ,,
7%,
2.
26
C3S :
C=CaO, S=SiO2
50% . .
2.
27
C2S :
C=CaO, S=SiO2
. .
2.
28
C3 :
C=CaO, S=SiO2, A=Al2O3
24 , 24 , .
2.
29
- C2xF1-x :
C=CaO, S=SiO2, A=Al2O3, F=Fe2O3
, C3A . .
2.
30
/87:
- .
- .
2.
31
/87:
: - .
2.
32
/87:
PC k - PC kk-
- 15% 15% 30% PC 15z k
PC 30z k
2.
33
/87:
- 15% 15% 30%.
PC 15p k PC 15p kPC 30p k
2.
34
/87:
- 15% 30%
PC 15d (z p) k PC 15d (z p) kPC 30d (z p) k
2.
35
/87:
- 30% 30%
85%.
2.
36
/87:
- 30% 30% 85%. P
2.
37
/87:
- 30%, ( ) 5-40%. Mp kp
2.
38
/87:
:
2.
39
/87:
:
2.
40
/87:
25, 35S, 35B 45S 45B 5535B, 45S, 45B 55.
-S -B B
2.
41
[MPa]
1 3 7 28 1 3 7 28 fzs fp fzs fp fzs fp fzs fp
25 / / / / 2.5 10.0 4.0 22.035 S / / / / 3.5 14.0 5.0 31.035 S / / / / 3.5 14.0 5.0 31.0
B / / 3.0 14.0 / / 5.0 31.045 S / / 3 0 14 0 / / 5 5 40 045 S / / 3.0 14.0 / / 5.5 40.0
B / / 3.5 18.0 / / 5.5 40.055 3.5 18.0 / / / / 6.5 49.0
2.
42
-
0.09mm0.09mm Blaine
: :
2.
43
Le
Sh t liShatelier -
2.
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