specification(mm) |
weight of everyone(Kg) |
quantity of every ton（mm） |
φ20 |
0.0322 |
31056 |
φ25 |
0.063 |
15873 |
φ30 |
0.11 |
9091 |
φ40 |
0.257 |
3891 |
φ50 |
0.50 |
2000 |
φ60 |
0.867 |
1153 |
φ70 |
1.37 |
729 |
φ80 |
2.05 |
487 |
φ90 |
2.9 |
345 |
φ100 |
4.00 |
250 |
φ110 |
5.3 |
188 |
φ120 |
6.80 |
147 |
φ125 |
7.75 |
129 |
φ130 |
8.74 |
114 |
|
| component of high and low chrome alloy casting ball（%） |
model |
chemical component(%) |
C |
Si |
Mn |
Cr |
Mo |
P |
S |
ZQCrG |
1.8-3.2 |
0.3-1.2 |
0.5-2.5 |
12-18 |
|
≤0.08 |
≤0.06 |
ZQCrZ |
2.0-3.4 |
0.3-2.2 |
0.5-2.0 |
5-10 |
≤1.0 |
≤0.08 |
≤0.06 |
|
| mechanics performance and metallurgical phase organization |
model |
hardness (HRC) |
impact value |
metallurgical phase organization |
impact of falling ball
fatigue lifetime(time)
|
backfire situation |
NO backfire situation |
ZQCrG |
≥56 |
≥45 |
|
M+C
|
≥8000 |
ZQCrZ |
≥56 |
≥49 |
≥3.0 |
≥800 |
|
| component of high and low chrome alloy casting ball（%） |
Model |
chemical component(%) |
C |
Si |
Mn |
Cr |
Mo |
P |
S |
ZQCrD |
2.2-3.6 |
0.3-1.0 |
0.5-1.5 |
0.5-3.0 |
≤1.0 |
≤0.15 |
≤0.15 |
|
| mechanics performance and metallurgical phase organization |
Model |
hardness (HRC) |
impact value |
metallurgical phase organization |
impact of falling ball
fatigue lifetime(time) |
backfire situation |
ZQCrD |
≥45 |
|
P+C
|
≥8000 |
|
