vermicular cast iron ASTM A842-97Graphite vermicular cast iron, excellent machining, mainly used to replace grey cast iron, with greater mechanical properties: good thermal conductibility and vibrations dampening.
|
|
 |
| STANDARD |
TENSILE
STRENGHT Rt [N/mmq] |
YIELD
STRENGHT
Rp0.2
[N/mmq] |
ELONGATION
% |
HARDNESS
BRINELL HB |
| GGV-250 |
250 |
175 |
3 |
179 max |
| GGV-300 |
300 |
210 |
1,5 |
143-207 |
| GGV-350 |
350 |
245 |
1 |
163-229 |
| GGV-400 |
400 |
280 |
1 |
197-255 |
| GGV-450 |
450 |
315 |
1 |
207-269 |
| |
|
|
|
|
| |
|
|
|
|
| |
|
|
|
|
| |
|
|
|
|
|
grey cast iron UNI EN 156Lamellar graphite cast iron: excellent machining – recommended for little stressed components – excellent thermal conductibility and vibrations dampening.
|
|
|
| STANDARD |
TENSILE
STRENGHT Rt [N/mmq] |
YIELD
STRENGHT
Rp0.2
[N/mmq] |
ELONGATION
% |
HARDNESS
BRINELL HB |
| GJL-100 |
100-200 |
- |
0.3-0.8 |
<180 |
| GJL-150 |
150-250 |
- |
0.3-0.8 |
135-215 |
| GJL-200 |
200-300 |
- |
0.3-0.8 |
155-235 |
| GJL-250 |
250-350 |
- |
0.3-0.8 |
175-245 |
| GJL-300 |
300-400 |
- |
0.3-0.8 |
185-255 |
| GJL-350 |
350-450 |
- |
0.3-0.8 |
195-265 |
| |
|
|
|
|
| |
|
|
|
|
| |
|
|
|
|
|
