China Supplier 440c 1mm Stainless Steel Ball - 420 stainless steel balls high quality precision – Mingzhu

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China Supplier 440c 1mm Stainless Steel Ball - 420 stainless steel balls high quality precision – Mingzhu Detail:

420 stainless steel balls are primarily used in Special bearings, anti-friction bearings, special pumps, recirculating balls, lighters, automotive seat-belts and components.

420 stainless steel balls. This type of stainless steels has good resistance against corrosion together with the high hardness. The balls made of this material are suitable for valves, special bearing etc., in which the protection against rustproof-grease is poor or absent. Their resistance against corrosion caused by water, steam, air, is good. This kind of steel is not suitable to be used with chemical agents.

Specification

420 stainless steel balls
Diameters	2.0mm- 55.0mm
Grade	G10-G500
Application	Special bearings, anti-friction bearings, special pumps, recirculating balls, lighters, automotive seat-belts and components

Hardness

420 stainless steel balls
According to DIN 5401:2002-08			According to ANSI/ABMA Std. 10A-2001
over	up to
all	all	53/57 HRC	52 HRC min.

Equivalence Of Material

420 stainless steel balls
AISI/ASTM(USA)	420B
VDEh (GER)	1.4028
JIS (JAP)	420SUJ2
BS (UK)	420 S 45
NF (France)	Z 33 C 13
ГОСТ(Russia)	30 Kh 13
GB (China)	3cr13

Chemical Composition

420 stainless steel balls
C	0.26% - 0.35%
Si	≤1.00%
Mn	≤1.00%
P	≤0.04%
S	≤0.03%
Cr	12.00% - 14.00%

Corrosion Resistance Chart

CORROSION RESISTANCE CHART
MATERIAL	Industrial atmospheres	Salt air	WATER			FOOD			LIQUOR
MATERIAL	Industrial atmospheres	Salt air	Wet steam	Domestic water	Sea water	Food products	Fruit & veg. juice	Dairy products	Hot sulfite	Dye
52100 Chrome Steel	C	/	D	D	/	/	/	/	/	/
1010/1015 Carbon Steel	D	/	/	/	/	/	/	/	/	/
420(C)/440(C) stainless Steel	B	C	B	B	/	B	B	C	/	D
304(L) stainless Steel	B	A	A	A	A	A	B	A	A	D
316(L) stainless Steel	B	A	A	A	A	A	A	A	B	D
A = Excelent B = Good C = Fair D = Poor / = Not suitable

Hardness Comparision Chart

1085-high-carbon-steel-balls-3

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We have advanced production equipment, experienced and qualified engineers and workers, recognized quality control systems and a friendly professional sales team pre/after-sales support for China Supplier 440c 1mm Stainless Steel Ball - 420 stainless steel balls high quality precision – Mingzhu , The product will supply to all over the world, such as: Sheffield, Comoros, Norway, To keep the leading position in our industry, we never sgood challenging the limitation in all aspects to create the ideal products. In his way, We can enrich our life style and promote a better living environment for the global community.

The sales manager is very patient, we communicated about three days before we decided to cooperate, finally, we are very satisfied with this cooperation!