G1 Gunmetal

BS1400:1985

Composition (maximum % unless otherwise listed)

Cu Remainder
Sn 9.7 - 10.5
Zn 1.75 - 2.75
Pb 1.5
P 0.02
Ni 1.0
Fe* 0.15
Al* 0.01
Si* 0.02
Bi* 0.03
S* 0.1
Fe + As + Sb* 0.20
T-I 0.50

T-I   Total Impurities

Elements marked with * are specified impurities

Typical Physical Properties

Tensile Strength (MPa) 270-340
Elongation (% min) 13-25
0.2% Proof Stress (MPa) 130-160
Hardness (HB) 70-95

Related Specifications

AS 1565:1985 C92610
AS 1565:1974 905C
ASTM 905

Return To Specifications List