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Other
 
  Changzhou Zhonghai Powder Metallurgy Co., Ltd.
Add:Cuibei Industrieal Park, Cuiqiao, Ouside of East Gate, Changzhou City
M.B:15240500777
Code:213103
Tel:0519-88503533
Fax:0519-88507533
Web:www.cn-zh.cn
 
  Material  
 

Materials of bearings: Copper (663 copper)

Alloying Compon-
ent

Trade-
mark
Sign

Chemical Component (%)
Physical Mechanical Propeties
Fe

C
Chemcial
Combination

C×Ü
Cu
Sn
Zn
Pb
Others

Oil 
Content %

Oiliness
Density
g/cm3

Radial Crushing
Strength
kgf/mm2

HB
Apparent
Hardness

Copper-Tin-Zinc-Lead
FZ2170
£¼0.5
-
0.5-2.0
Allowance
5-7
5-7
2-4
£¼1.5
¡Ý18
6.6-7.2
£¾15
20-50
FZ2175
¡Ý12
£¾7.2-7.8
£¾20
30-60
 

Materials of bearings: Iron-Copper, Iron-Bronze and Iron-Carbon-Bronze

Para
meter
Mark
Unit
Iron
Iron-Copper
Iron-Bronzea
Iron-Carbon-Bronzea
Symbolb
Symbolb
Symbolb
Symbolb
Che-
mical
Comp-
onent
-F-00-K170
-F-00-K220
-F-00C2-K200
-F-00C2-K250
-F-03C36T-K90
-F-03C36T-K120
-F-03C45T-K-70
-F-03C45T-K-100
-F-03
G3-K70
-F-03
G3-K80

Che-
mcial
Comb-
ination
CC

Cu

Fe

Sn

Graphite

,Element Summation 
Max 

 

£¥

£¥

£¥

£¥

£¥

£¥

£¼0.3

-

Allow-
ance

-

-

2

£¼0.3

-

Allow-
ance

-

-

2

£¼0.3

1-4

Allow-
ance

-

-

2

£¼0.3

1-4

Allow-
ance

-

-

2

£¼0.5

34-38

Allow-
ance

3.5-4.5

0.3-1.0

2

£¼0.5

34-38

Allow-
ance

3.5-4.5

0.3-1.0

2

£¼0.5

43-47

Allow-
ance

4.5-5.5

£¼0.5

2

£¼0.5

43-47

Allow-
ance

4.5-5.5

£¼0.5

2

£¼0.5

-

Allow-
ance

-

2.0-3.5

2

£¼0.5

-

Allow-
ance

-

2.0-3.5

2

Stan-
dard Value

Tapping Porosity

P
%
22
17
22
17
24
19
24
19
20
13

min Radial Crushing Strength (min)

K
MPa
170
220
200
250
90-265
120-345
70-245
100-310
70-175
80-210

Density (in dry condition)

g/cm3
5.8
6.2
5.8
6.2
5.8
6.2
5.6
6.0
5.6
6.0
d

Linear Expansion Coefficientd

10-6K-1
12
12
12
12
14
14
14
14
12
12

a. Scope of given radial crushing strength indicates that combined carbon and free graphite must keep balance

b. All materials can be dipped in lubricant

c. Only iron phase

d. Reference value

 
 
 
Copyright @2016 Changzhou Zhonghai Powder Metallurgy Co., Ltd. ËÕICP±¸05038679ºÅ [Admin]
Add:Cuibei Industrieal Park, Cuiqiao, Ouside of East Gate, Changzhou City  M.B:15240500777
Code:213103  Tel:0519-88503533  Fax:0519-88507533  Web:www.cn-zh.cn