British Standard LB2
Indian Standard LTB5
Nominal Composition 80/10/0/10
Tensile Strength (kg/mm2) 18-26
Elongation % on 2" 5-15
Brinell Hardness 55-85
Typical Uses

Mill bearings, railway bearings and bearings for the oil industry

Name Lead Bronze
BS LB2
Element Min Max
  % %
Copper Rem -
Tin 9.20 11.00
Zinc - 1.00
Lead 9.00 10.50
Phosphorous - 0.05
Nickel - 2.00
Iron - 0.15
Aluminium - 0.01
Manganese - 0.20
Antimony - 0.50
Iron + Arsenic - -
Impurities - 0.50