Hot sell different sizes and hardness, high grade Chrome steel balls

Specifications Steel balls

1. Material: carbon steel, stainless steel, chrome steel

2. Quickly delivery

3. Up to G5

  C&H  supplies high quality carbon steel balls, chrome steel balls, stainless steel balls The grade is up to precision G5 for precision application. Such as auto mobile, motor bearings, screw bearings and so on.   The above information is as your ref. For more details, please check with us.     The Grade of Steel Balls   International Standards: ISO3290-1998

Grade	Ball   Dia. Vibration	Spherical   Deviation	Rough   -ness	Batch   Ball Dia Vibration Vdwl	Gauge   space	Gauge	Sub-gauge   space	Sub-gauge
	Vdws	Sph	Ra
3	0.08	0.08	0.01	0.13	0.5	-5,…-0.5,0,+0.5…+5	0.1	-0.2,-0.1,0,+0.1,+0.2
5	0.13	0.13	0.01	0.25	1	-5,…-0.5,0,+0.5…+5	0.2	-0.4,-0.2,0,+0.2,+0.4
10	0.25	0.25	0.02	0.5	1	-9,…-1,0,+1…+9	0.2	-0.4,-0.2,0,+0.2,+0.4
16	0.4	0.4	0.03	0.8	2	-10,…-2,0,+2…+10	0.4	-0.8,-0.4,0,+0.4,+0.8
20	0.5	0.5	0.03	1	2	-10,…-2,0,+2…+10	0.4	-0.8,-0.4,0,+0.4,+0.8
24	0.6	0.6	0.04	1.2	2	-12,…-2,0,+2…+12	0.4	-0.8,-0.4,0,+0.4,+0.8
28	0.7	0.7	0.05	1.4	2	-12,…-2,0,+2…+12	0.4	-0.8,-0.4,0,+0.4,+0.8
40	1	1	0.06	2	4	-16,…-4,0,+4…+16	0.8	-1.6,-0.8,0,+0.8,+1.6
60	1.5	1.5	0.08	3	6	-18,…-6,0,+6…+18	1.2	-2.4,-1.2,0,+1.2,+2.4
100	2.5	2.5	0.1	5	10	-40,…-10,0,+10…+40	2	-4,-2,0,+2,+4
200	5	5	0.15	10	15	-60,…-15,0,+15…+60	3	-6,-3,0,+3,+6
500	12.5	12.5	-	25	-	-	-	-
1000	25	25	-	50	-	-	-	-

  Material of Steel Balls  

Steel   Code	Chemical Element Composition %
	C	Si	Mn	P	S	Ni	Cr	Mo	Cu
				max	msx				max
GCr15	0.95-1.05	0.15-0.35	0.25~0.45	0.025	0.025		1.40-1.65
1015	0.1~0.2	0.1~0.2	0.60~0.90	0.04	0.5
AISI440C	0.95-1.2	1.00max	1.00max	0.04	0.03	0.60max	16.0-18.0	0.75max
AISI420C	0.42-0.50	1.00max	1.00max	0.04	0.03		12.5-14.5		0.3
AISI304	0.08max	1.00max	2.00max	0.045	0.03	8.00-10.5	18.0-20.0
AISI316	0.08max	1.00max	2.00max	0.045	0.03	10.0-14.0	16.0-18.0	2.00-3.00

  Grade Available of Steel Balls  

Range of Sizes	Grade
Chrome Steel Ball 1/8"(3.175mm)~1/2"(12.700mm)	G5,G10~G40
Chrome Steel Ball 17/32"(13.494mm)~1"(25.400mm)	G10,G16~G40
Chrome Steel Ball 1-1/8"(28.575mm)~2-1/2"(63.500mm)	G16,G20~G200
Carbon Steel Balls -1/8”(3.175mm)----1”(25.400mm)	G40,G100----G1000
Stainless Steel Balls -1/8”(3.175mm)----1”(25.400mm)	G40,G100----G1000

  Dimension list

Dw	Mass (kg)	Dw	Mass (kg)	Dw	Mass (kg)	Dw	Mass (kg)
mm                in	1000pcs	mm         in	1000pcs	mm           in	1000pcs	mm        in	1000pcs
0.5	0.00051	10	4.08	26.194  1 11/32	73.3	60.325  2 3/8	902
0.635   1/40	0.001	10.319  13/32	4.48	26.988  1 11/16	80.2	62	980
0.68	0.00128	10.5	4.76	27.781  1 13/32	87.4	63.5     2  1/2	1050
0.794   1/32	0.002	11	5.42	28	89.5	66.675  2 5/8	1220
0.8	0.00209	11.111   7/16	5.6	28.575   1 1/8	95.2	69.85   2 3/4	1400
1	0.00408	11.5	6.22	29.369   1 5/32	104	73.025  2 7/8	1600
1.191   3/64	0.007	11.509   29/64	6.22	30.163   1 3/16	112	76.2      3"	1820
1.2	0.00705	11.906   15/32	6.88	31.75     1 1/4	130.6	80	2100
1.3	0.00893	12	7.04	33.338   1 5/16	151.1	82.55   3 1/4	2310
1.45	0.0124	12.303   31/64	7.6	34	162	88.9     3 1/2	2890
1.588   1/16	0.016	12.5	8.03	34.925     1 3/8	173.8	92	3200
1.75	0.0218	12.7       1/2	8.35	35.719  1 13/32	187	95.25    3 3/4	3550
2	0.0326	13.4938  17/32	10	36.513   1 7/16	198.6	98.425  3 7/8	3920
2.381   3/32	0.055	14	11.18	38.1       1 1/2	225.6	101.6    4"	4310
2.5	0.0637	14.2878  9/16	11.9	39.688   1 9/16	257	105	4760
3	0.11	15.081  19/32	14	40	261	107.95  4 1/4	5170
3.175    1/8	0.131	15.875    5/8	16.3	40.481  1 19/32	273	110	5470
3.5	0.175	16	1   6.69	41.275    1 5/8	287	114.3    4 1/2	6140
3.969   5/32	0.255	16.669  21/32	18.9	42.863 1 11/46	321	120	7100
4	0.261	17	20.02	43.656  1 23/32	342	125	8003
4.763   3/16	0.441	17.463  11/16	21.7	44.45      1 3/4	356	127       5"	8420
5	0.51	18.256  23/32	24.8	45.244  1 25/32	381	130	9030
5.159  13/64	0.56	19	27.96	46.038  1 13/16	401	135	10100
5.556   7/32	0.699	19.05     3/4	28.2	47.625   1 7/8	441	140	11300
5.953   5/64	0.86	19.844  25/32	32.1	48.419  1 29/32	467	145	12500
6	0.881	20.637   13/16	35.8	50.403  1 63/64	526	150	13900
6.35     1/4	1.04	21	37.75	50.8       2"	535	155	15300
6.5	1.119	21.431  27/32	40.1	51.5	561	160	14800
6.745   17/64	1.25	22.225   7/8	44.8	52.5	595	165	18500
7.144    7/32	1.49	23	49.59	53.975    2 1/8	646	170	20200
7.938   5/16	2.04	23.019  29/32	49.8	55	684	175	22000
8	2.09	23.813  15/16	55.1	55.562   2 3/16	705	190	28200
8.5	2.5	24	56.34	56.356   2 7/32	736	195	30500
8.731   11/32	2.71	24.606  31 /32	60.8	57.15     2 1/4	767	200	32900
9	2.97	25	63.68	59	844	220	43800
9.525    3/8	3.52	25.4       1"	66.8