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Shangdong Yafeite Metal Abrasive Co., Ltd

CHN:
+86-531-87170006
+86-531-87170005
INTL:
+86-531-87078055
+86-531-87078066
FAX:
+86-531-89006116
+86-531-89006226
MAIL:
yafeite@sdgangtie.com
ADD:
Jinan Iron and Steel Industrial Zone, North Industry Road, Jinan City, Shandong Province, China
ZIP:
250000
carbon steel ball HOME >> PRODUCTS >> carbon steel ball

carbon steel ball

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Carbon steelballquality standards JB5301-1991
Scope: carbon steel ball bearings and other uses    
units:μm

Grade
Number of averagedia.deviation
Spherical error
Ball diameter variation
lot dia. Variation
Surface roughness
Upper deviation
lower deviation
100
40
-40
2.5
2.5
5
0.125
200
60
-60
5
5
10
0.2
500
80
-80
12.5
12.5
25
1000
100
-100
25
25
50

Carbon steelballmachining precision between100G~1000G。
Production specificationsΦ1.5mm~Φ30mm
according to customer requirements to do other non-standard specifications carbon steel ball.
Carbon steel ball diameter selection table

公 称
直 径
公 称
直 径
公 称
直 径
1.5mm
1.5000
17/64
6.7469
16mm
16.000
1/16
1.5875
9/32
7.1438
21/32
16.6688
2mm
2.0000
7.5mm
7.5000
11/16
17.4625
3/32
2.3812
5/16
7.9375
18mm
18.000
2.5mm
2.5000
8mm
8.0000
23/32
18.2563
3mm
3.0000
8.5mm
8.5000
3/4
19.0500
1/8
3.1750
11/32
8.7313
25/32
19.8438
3.5mm
3.5000
3/8
9.5250
20mm
20.000
9/64
3.5719
10mm
10.000
13/16
20.6375
5/32
3.9688
13/32
10.3188
27/32
21.4313
4mm
4.0000
7/16
11.1125
7/8
22.225
4.5mm
4.5000
15/32
11.9063
29/32
23.0188
3/16
4.7625
1/2
12.7
15/16
23.8125
5mm
5.0000
13mm
13.000
31/32
24.6063
5.5mm
5.5000
17/32
13.4938
25mm
25.000
7/32
5.5563
14mm
14.000
1吋
25.400
15/64
5.9531
9/16
14.2875
1-1/16
26.9875
6mm
6.0000
15mm
15.000
1-1/8
28.575
1/4
6.3500
19/32
15.0813
30mm
30.000
6.5mm
6.5000
5/8
15.875
1-3/16
30.1625