forged steel ball forged metal ball specification :
Nominal diameter(mm) |
Theoretical diameter(mm) |
Approx.Mass per ball(G) |
Average number of balls per MT |
Diametrical tolerance(mm) |
25 |
26.0 |
72 |
13,900 |
+1.5 -2.0 |
30 |
31.2 |
125 |
8,000 |
+1.5 -2.5 |
40 |
41.6 |
296 |
3,380 |
+1.5 -2.5 |
50 |
52.0 |
578 |
578 |
|
60 |
62.4 |
999 |
1,000 |
+1.5 -3.5 |
65 |
67.6 |
1,270 |
790 |
|
70 |
72.8 |
1,586 |
630 |
|
80 |
83.2 |
2,367 |
420 |
|
90 |
93.6 |
3,371 |
300 |
+1.5 -4.5 |
100 |
98.8 |
3,964 |
250 |
|
120 |
124.8 |
7,989 |
125 |
+1.5 -5.5 |
150 |
153 |
13,800 |
70 |