|
Property
|
F-4К20
|
F-4К15М5
|
F-4S15
|
F-4UV15
|
АFGМ
|
АFG-80VS
|
F-4КS2
|
|
Density, kg/m3
|
2050-2170
|
2100-2180
|
2170-2210
|
1950
|
2100-2300
|
2000-2100
|
2150
|
|
Failing stress, MPа
|
11,8-14,6
|
13,7-17,1
|
9,8-17,1
|
15-18
|
8-9
|
6-7
|
24,5-26,4
|
|
Elongation at break, %
|
120-160
|
150-200
|
150-300
|
60
|
10
|
40-60
|
250-300
|
|
Elasticity modulus, MPа
Under compression
Under tension
|
805
1500
|
800
-
|
520
480
|
-
-
|
70-100
-
|
60-90
-
|
430
360
|
|
Brinell hardness, MPа
|
49-53,8
|
49
|
39-43
|
59-140
|
59-93
|
37-39
|
|
|
Deformation under 10 МPa load (24 h. 22°С), %
|
2,9-3,0
|
3,5-4,0
|
3,0-4,0
|
-
|
-
|
-
|
6,0
|
|
10% deformation stress, МPа
|
21,5
|
20
|
19,5-20,5
|
-
|
-
|
-
|
15,0
|
|
Heat conductivity coefficient, W/(m*К)
|
0,23
|
0,29
|
0,25
|
-
|
2,3
|
0,7-1,1
|
-
|
|
Specific heat, Joule /(kg*К)
|
0,71
|
-
|
0,9
|
-
|
-
|
-
|
-
|
|
Coefficient of linear expansion 10-5, °С -1
within –60 to +20
within –30 to +250
|
8-11
11-18
|
-
-
|
4,5-12,5
12,5-9,5
|
-
-
|
-
-
|
-
-
|
-
|
|
Vicat heat resistance, °С
|
145-160
|
-
|
130-140
|
-
|
-
|
-
|
-
|
|
Water absorption in 24 h., %
|
0,03
|
-
|
0,04
|
0,01
|
0-0,1
|
0-0,2
|
-
|
|
Extreme PV, KPа*m/s
at V= 0,05 m/s
at V= 0,5 m/s
at V= 5 m/s
|
490
687
1078
|
588
687
1078
|
343
412
542
|
-
-
-
|
-
-
-
|
-
-
-
|
-
-
-
|
|
Wear rate,
Мkg/s
Мm/km(in 3 h)
|
0,25-0,56
0,03
|
0,18-0,22
0,02
|
0,56-0,83
0,05
|
22,0
-
|
|||
|
Friction coefficient on steel
|
0,14-0,30
|
0,1-0,39
|
0,15-0,30
|
-
|
-
|
-
|
-
|
|
Operating temperature range, °С
|
from–60 to +250
|
from –60 to +250
|
from –60 to +250
|
from –60 to +250
|
from –60 to +250
|
from –60 to +250
|
