PB2 Phosphor Bronze

BS1400:1985

Composition (maximum % unless otherwise listed)

Cu Remainder
Sn 11.2 - 13.0
Zn 0.30
Pb 0.50
P 0.25 - 0.6
Ni 0.50
Fe* 0.10
Al* 0.01
Si* 0.02
S* 0.1
T-I 0.20

T-I   Total Impurities

Elements marked with * are specified impurities

Typical Physical Properties

Tensile Strength (MPa) 220-310
Elongation (% min) 5-15
0.2% Proof Stress (MPa) 130-170
Hardness (HB) 75-110

Related Specifications

AS 1565:1985 C90810
AS 1565:1974 907C
SAE 65

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