ANALISI CHIMICHE E CARATTERISTICHE MECCANICHE

Sigla GER
W. Nr.
c
MN
Si
S
P
Al
B
Cr
Mo
+U+C
   
+U+C+AC+LC
   
Tempra
 
HRC
Ø
 
GER mark
                   
Rm
A5%
Z%
Rm
A5%
Z%
Hardening
RNV
MIN
MAX
 
FE37
1.0037
0.08
0.20
0.25
0.040
0.04
450
 
   
max
0.60
max
max
max
550
 
C8/FE360
 
0.10
0.20
0.25
0.040
0.04
450
 
   
max
0.60
max
max
max
550
 
C4C
1.0303
0.06
0.20
0.10
0.040
0.04
0.02
400
20
70
320
35
75
4.8–5.8
   
max
0.40
max
max
max
0.06
500
360
 
C10C
1.0214
0.08
0.30
0.10
0.040
0.04
0.02
450
20
65
360
30
75
4.8–5.8
   
0.13
0.60
max
max
max
0.06
550
420
 
C18(B)*
 
0.15
0.60
0.10
0.040
0.04
0.001*
400
30
65
900
AUTOF
   
0.20
0.80
max
max
max
0.005*
500
   
OLIO / OIL
 
C20E2C
1.1152
0.18
0.30
0.10
0.040
0.04
0.02
500
400
30
65
5.8–6.8
   
0.23
0.60
max
max
max
0.06
600
500
   
 
19MnB4
1.5523
0.18
0.50
0.40
0.040
0.04
0.001
550
450
30
65
890
480
38
10
8.8
   
0.25
0.80
max
max
max
0.005
650
500
   
OLIO / OIL
 
42
7
 
C23B
1.5523
0.19
0.75
0.40
0.040
0.04
0.001
550
450
30
65
890
480
42
11
8.8
   
0.25
1.00
max
max
max
0.005
650
500
   
OLIO / OIL
       
28B2
1.5510
0.26
0.70
0.30
0.040
0.04
0.001
650
470
30
65
870
500
38
21
8.6–10.9
   
0.31
0.90
max
max
max
0.005
750
550
   
OLIO / OIL
 
42
18
 
35B2
1.5511
0.34
0.50
0.40
0.040
0.04
0.001
650
470
30
65
870
500
38
21
8.8–10.9
   
0.39
0.80
max
max
max
0.005
750
550
   
OLIO / OIL
 
42
18
 
34Cr4
1.7033
0.30
0.60
0.40
0.040
0.04
0.90
550
30
60
850
500
45
18
10.9–12.9
   
0.37
0.90
max
max
max
1.20
600
   
OLIO / OIL
       
42CrMo4
1.7225
0.38
0.60
0.40
0.040
0.04
0.90
0.15
600
30
60
850
500
48
28
10.9–12.9
   
0.45
0.90
max
max
max
1.20
0.30
650
   
OLIO / OIL
       
* Disponibile con o senza Boro / Available with or without Boron
Simbologia: R Resistenza e trazione MPa A5 Allungamento % Z Strizione % HRC Durezza rockwell C
Symbols: Tensile strenght MPa Elongation % Reduction of area % Rockwell C hardness