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Factory making Stainless Steel Spheres - 420 stainless steel balls high quality precision – Mingzhu

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Using a full scientific good quality administration system, very good quality and superior faith, we win good standing and occupied this discipline for 420 Ss Balls , 304 Steel Ball , Drilled Metal Spheres , Our company is working through the procedure principle of integrity-based, cooperation created, people oriented, win-win cooperation. We hope we can have a pleasant relationship with businessman from all around the earth.
Factory making Stainless Steel Spheres - 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
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 emphasize advancement and introduce new products and solutions into the market each year for Factory making Stainless Steel Spheres - 420 stainless steel balls high quality precision – Mingzhu , The product will supply to all over the world, such as: Ethiopia, Burundi, Netherlands, During in 11 years, We've participated in more than 20 exhibitions, obtains the high praise from each customer. Our company has been devoting that customer first and committed to helping customers expand their business, so that they become the Big Boss !
We have been looking for a professional and responsible supplier, and now we find it.
5 Stars By Paula from Cairo - 2017.09.29 11:19
The company's products very well, we have purchased and cooperated many times, fair price and assured quality, in short, this is a trustworthy company!
5 Stars By Vanessa from Czech republic - 2018.12.30 10:21

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