440C Stainless Steel Ball|1mm 440C Steel Bead

Model:	440C
Brand:	H.R.T.
Origin:	Made In China
Category:	Industrial Supplies / Machine Hardware / Other Machine Hardware
Label:	Stainless Steel Ball , 440C , 1mm
Price:	¥0.08 / grain
Min. Order:	100000 grain

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Product Description

1) Materials: Stainless Steel (SUS440C, SS440C)
2) Diameters: 1mm （can order other specifications）
3) Grades: G10
4) Certificate: ISO9001:2008, ISO14001:2004, ISO/TS16949:2009, RoHS, SGS
5) Surface feature: Polish, cleanness
6) Key Features: H.R.T. 440C Stainless Steel Ball / 1mm 440C Steel Beads with ISO9001, ISO14001, TS16949, SGS, RoHS, etc. have perfect surface, excellent precision, good roundness and roughness, good hardness, etc.
7) Application: Stainless steel miniature steel balls 0.8mm are mainly used in low noise bearing, precision ball bearings, ball screw, linear motion guide, automotive parts, chemical, food processing, ink and paint grinding, caster wheel, slide rail bicycle and car, electronic components etc.

Grade	Variation of Ball Diameter VDWS	Deviation from Spherical Form ΔSph	Variation of Ball Lot Diameter VDWL	Surface roughness Ra
5	0.13	0.13	0.25	0.014
10	0.25	0.25	0.5	0.02
16	0.4	0.4	0.8	0.025
20	0.5	0.5	1	0.032
24	0.6	0.6	1.2	0.04
28	0.7	0.7	1.4	0.05
40	1	1	2	0.06
60	1.5	1.5	3	0.08
100	2.5	2.5	5	0.1
200	5	5	10	0.15
500	12.5	12.5	25
1000	25	25	50