IS 999 : 1959 Methods of Chemical Analysis of Brazing Solder

UDC 621.791.343.4 : 543 MTD 34

Reaffirmed 2024

1 Scope

1.1 This standard covers the test for the chemical analysis ofvarious grades of brazing solder having composition within Thisrange:               Percent

Copper          40to 85Lead           0.5 to 1

Cadmium         0.5 to1.5Tin            0.01 to 1.5

Iron, Max       0.15

Arsenic, Max    0.05

Antimony, Max   0.05

Bismuth, Max    0.05Zinc           Remainder

2 References

IS 2 :1960 Rules for rounding offnumerical values

IS 264 : 1950Nitric acid

IS 265 : 1950Hydrochloric acid

IS 266 : 1950Sulphuric acid

IS 1070 : 1957Distilled Water

IS 2927 : 1964Specification for brazing alloys