GRADE PB-101

GRADE PB-102

GRADE PB-103

GRADE PB-104

SPECIFICATIONS

ASTM-B103-C54400
DIN17670, CuSn4,
JIS H-3110-C5111,
BS-2870 PB-101
IS 7814 Gr I

ASTM-B103-C51000
DIN17670 CuSn5,
JIS H-3110-C5102
BS-2870 PB-102
IS 7814 Gr II

ASTM-B103-C51900
DIN 17670,CuSn6
JIS H-3110-C5191
BS-2870 PB-103
IS 7814 Gr III

ASTM-B103-C52100
DIN 17670,CuSn8
JIS H-3110-C5212
BS-2870 PB-104
-

CHEMICAL
COMPOSITION

Cu : Remainder
Sn : 3.50 - 4.50%
P   : 0.30 - 0.35%
Pb : 0.05% (Max.)
Zn : 0.30% (Max.)
Fe : 0.10%  (Max.)

Cu :Remainder
Sn :4.20 - 5.80%
P   :0.03/.35%
Pb :0.05% ( Max.)
Zn :0.30% ( Max.)
Fe  :0.10% (Max.)

Cu :Remainder
Sn :5.00 - 7.00%
P   :0.03/.35%
Pb :0.05% (Max.)
Zn :0.30% (Max.)
Fe  :0.10% (Max.)

Cu : Remainder
Sn : 7.00 - 9.00%
P   : 0.03 - 0.35%
Pb : 0.05% ( Max.)
Zn : 0.20% ( Max.)
Fe  : 0.10% ( Max.)

Physical Properties
Tensile Strength
N/mm2 (Min)

 A             SH. 
275          690

 A             SH. 
275          660

 A             SH. 
330          550

 A             SH. 
345          760

Elongation (%)

40             -

45             -

42             - 

50             - 

Conductivity (Min.)
(IACS %)

-

-

-

 -

Hardness (VPN)
A     :Annealed
1/4H:Quarter Hard
1/2H:Half Hard
H     :Hard
EH   :Extra Hard
SH   :Spring Hard

 90 (Max.)
100 (Min.)
150 (Min.)
180 (Min.)
190 (Min.)
200 (Min.) 

 90 (Max.)
110 (Min.)
160 (Min.)
180 (Min.)
200 (Min.)
215 (Min.)

 90 (Max.)
115 (Min.)
170 (Min.)
200 (Min.)
215 (Min.)
220 (Min.)

110 (Max.)
-
180 (Min.)
200 (Min.)
215 (Min.)
220 (Min.)

GENERAL
PROPERTIES:

Alloys having
moderate strength
with corrosion
resistance, wear 
resistance and fatigue resistance

Used for severe
service conditions. 

Used for severe 
service conditions.

Used for severe 
service conditions.