British Standard LPB1
Indian Standard
Nominal Composition 87/8/2/3
Tensile Strength (kg/mm2) 18-25
Elongation % on 2" 3-13
Brinell Hardness 60-90
Typical Uses

Bearings and bushes for lighter duties

Name Phosphorous Bronze
BS LPB1
Element Min Max
  % %
Copper Rem -
Tin 6.50 8.50
Zinc - 2.00
Lead 2.00 3.80
Phosphorous 0.40 -
Nickel - 1.00
Iron - 0.20
Aluminium - 0.01
Manganese - -
Antimony - 0.25
Iron + Arsenic - -
Impurities - 0.50