IS 452 : 1973 Specification for door springs, rat-tail type

1 Scope

1.1 This standard lays down the requirements for materials,dimensions, manufacture, finish and tests for door springs,rat-tail type commonly used in building construction.

2 References

IS 2 :1960 Rules for rounding offnumerical values (revised).

IS 226 : 1969Specification for structural steel (standard quality)

IS 292 : 1961Specification for brass ingots and castings

IS 319 : 1968Specification for free cutting brass rods and sections

IS 410 : 1967Specification for rolled brass plate, sheet, strip andfoil

IS 1079 : 1968Specification for hot rolled carbon steel sheet and strip

IS 1385 : 1968Specification for phosphor bronze rods and bars, sheetand strip, and wire

IS 2998 : 1965Specification for cold forged steel rivets for coldclosing

IS 4454 : 1967 Specification for steel wires forcold formed springs