deep groove ball bearing,ball bearing,bearing collar and roller material manufacturer and deep groove ball bearings,ball bearings,bearing collar and roller materials supplier--China NingBo KaiCheng Bearings Manufacturing Co., Ltd.

[deep groove ball bearing, ball bearing, bearing collar and roller material]

As a professional deep groove ball bearings, ball bearings, bearing collar and roller materials manufacturer, exporter, supplier and factory in China.--NingBo KaiCheng Bearings Manufacturing Co., Ltd. founded in 1988, It's specialized in manufacturing deep groove ball bearings, tapered roller bearings, automobile bearings, deep groove ball bearing, ball bearing, bearing collar and roller material etc. The high speed and low noise bearings is our mainly produces of EMQ bearings. We are own our brand of "CIE", It is of advanced productive technique, consummate device and complete testing means.

Deep Groove Ball Bearings >> bearing collar and roller material, bearing collar

NingBo KaiCheng Bearings Manufacturing Co., Ltd. founded in 1988, It's specialized in manufacturing deep groove ball bearings, tapered roller bearings, automobile bearings, bearing collar and roller material, bearing collar etc. The high speed and low noise bearings is our mainly produces of EMQ bearings, bearing collar and roller material, bearing collar. We are own our brand of "CIE", It is of advanced productive technique, consummate device and complete testing means. As well as we have powerful strength for new products, bearing collar and roller material, bearing collar and special bearings development. Form last year, We are sales about Seventy million US$ for export, About 90% produce in our factory is for export.

As well as we have powerful strength for new products, deep groove ball bearings, ball bearings, bearing collar and roller materials and special bearings development. Form last year, We are sales about Seventy million US$ for export, About 90% produce in our factory is for export.

Bearing collar and roller material
The best material for rolling bearing is high carbon chromium bearing steel, which features desired hardness, strong rolling fatigue resistance, wearing resistance and stable dimension. Its chemical composition is:

Chemical composition of bearing steel GCr1

Element(wt%)

C
0.95-1.05

Cr
1.40-1.65

Si
0.15-0.35

Mn
0.25-0.45

P
=0.027

S
=0.02

Element(wt%)

Ni
<0.23

Cu
=0.25

Mo
=0.1

Sn
<0.03

As
<0.04

Ti
<0.005

Element(wt%)

Sb
<0.002

Pb
<0.002

O<0.001

Al
<0.05

Ca
<0.01

-

Corresponding designation equivalent GCr15

CHINA

ISO

USA

GERMANY

JAPAN

SWEDEN

GCr15

683/XVⅡ

52100
(ASTM)

100Cr6
(DIN)

SUJ2
(JIS)

SKF3

Staintess steel

Steel No.

Chemical composition%

C

Si

Mn

P

S

Cr

Mo

AISI-440C

0.95-1.2

<1.0

<1.0

<0.04

<0.03

16-18

<0.75

deep groove ball bearings, ball bearings, bearing collar and roller materials

bearing, bearings

Contact us

Ningbo KaiCheng Bearings Manufactory Co.,Ltd.
Add:Room 624, Jinhui Building, No.1318, Qianying Road, Cixi, Zhejiang.
Tel:0086-574-63006565
Fax:0086-574-63105608
E-mail:bearingcie@bearingcie.com
Website: http://www.bearingcie.com
Contact Person : Mr. FangJun(Sales Manager)