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Tin Bronze

Leaded Tin Bronze

ALLOY:- LTB-4

STANDARD:- IS 318:1981

CHEMICAL COMPOSITION MIN (%) MAX(%)
Copper (cu) BALANCE
Tin (Sn) 6.00 8.00
Lead (Pb) 14.00 16.00
Zinc (Zn) - 0.75
Nickle (Ni) - 2.00
Iron (Fe) - 0.35
Antimony (Sb) - 0.50
Aluminium (Al) - 0.01
Silicon (Si) - 0.02
MECHANICAL PROPERTIES Minimum Values
Molding Process Sand Casting Continuous Casting
Tensile Strength Rm (MPa) 160 200
0,2% Proof Strength Rp0,2 (MPa) 70 90
Elongation (%) 4 8
Hardness 60 70
EQUIVALENT INTERNATIONAL STANDARD
STANDARD ALLOY
BS 1400 LB1
DIN 1716 G- CuPb15Sn
EN 1982 CB496K,CuSn7Pb15-C
ASTM B505 C93800
JIS H2207 LBC 4
UNI 7013-8: 1972 G- CuSn8Pb15
TECHNICAL CHARACTERISTIC
Material suitable for bearing working at high speeds and withstanding medium/ average loads
Inherent smoothness makes it ideal for sliding features
Excellent for water lubrication processing usage
Corrosion resistant