COMBALLS GROUP.
Qingdao ,266061, China
http://www.comballs.com
Phone: +86 532 88961235/88961237/88961238;Fax:+86 532 88961236 / 83883615
sales@comballs.com

Size & weight of Steel Balls

AISI 52100/AISI1015-AISI1086/AISI 3'S /AISI4'S Size & weight ( PART II)

直径
千粒公斤重
公斤粒数
Diameter
kg/1000pcs
No.of balls / kg
inch
mm
0.5000
0.00051
1960780
  0.6800
0.00128
781250
0.8000
0.00209
478470
0.9000
0.00298
335570
1.0000
0.00408
245100
1.2000
0.00705
141840
1.3000
0.00893
111980
1.4500
0.01240
80645
1.5000
0.01379
72493
1/16
1.5580
0.01600
62350
1.7500
0.02180
45871
2.0000
0.03260
30700
3/32
2.3812
0.05500
18182
2.5000
0.06370
15698
3.0000
0.11000
9091
1/8
3.1750
0.13100
7634
3.5000
0.17500
5717
9/64
3.5718
0.18628
5369
5/32
3.9690
0.25500
3922
4.0000
0.26100
3831
4.5000
0.37200
2688
3/16
4.7625
0.44100
2268
5.0000
0.51000
1961
13/64
5.1594
0.56000
1786
7/32
5.5562
0.69900
1431
15/64
5.9531
0.86000
1163
6.0000
0.88100
1136
1/4
6.3500
1.04000
962
6.5000
1.11900
894
17/64
6.7469
1.25000
800
7.000
1.40000
714.3
9/32
7.1438
1.49000
671
7.5000
1.72200
580.7
5/16
7.9375
2.04000
490
直径
千粒公斤重
公斤粒数
Diameter
kg/1000pcs
No.of balls / kg
inch
mm
8.0000
2.09
478
8.5000
2.50
400
11/32
8.7310
2.71
369
9.0000
2.97
337
3/8
9.5250
3.52
284
10.0000
4.08
245
13/32
10.3188
4.48
223
11.0000
5.42
185
7/16
11.1125
5.60
179
11.5000
6.22
161
29/64
11.5094
6.22
161
15/32
11.9062
6.88
145
12.0000
7.04
142
31/64
12.3031
7.60
132
1/2
12.7000
8.35
120
17/32
13.4938
10.00
100
14.0000
11.18
89
9/16
14.2875
11.90
84
19/32
15.0812
14.00
71.4
5/8
15.8750
16.30
61.3
16.0000
16.69
59.9
21/32
16.6688
18.90
52.9
17.0000
20.02
50
11/16
17.4625
21.70
46.1
18.0000
23.806
42
23/32
18.2562
24.80
40.3
19.0000
27.96
35.77
3/4
19.0500
28.20
35.5
25/32
19.9438
31.90
31.4
20.0000
32.70
30.58
13/16
20.6370
35.80
27.9
21.0000
37.75
26.49
27/32
21.4313
40.10
24.9
22.0000
43.52
22.98