LG2 Leaded Gunmetal

BS1400:1985

Composition (maximum % unless otherwise listed)

Cu Remainder
Sn 4.0 - 6.0
Zn 4.5 - 6.0
Pb 4.0 - 6.0
P 0.02
Ni 2.0
Fe 0.25
Al* 0.01
Si* 0.02
Bi* 0.05
S* 0.1
Fe + As + Sb* 0.50
T-I 0.8

T-I   Total Impurities

Elements marked with * are specified impurities

Typical Physical Properties

Tensile Strength (MPa) 200-270
Elongation (% min) 13-25
0.2% Proof Stress (MPa) 100-130
Hardness (HB) 65-75

Related Specifications

AS 1565:1985 C83600
AS 1565:1974 836B
ASTM 836
SAE 40

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