IS 4223 : 1975 Specification for Steel Wire for Umbrella Ribs

1 Scope

1.1 This standard covers the requirements for carbon steel roundand flat wire used for umbrella ribs.

1.1.1 This standard does not cover the requirements for wire forhollow U-shaped ribs.

2 References

IS 2 :1960 Rules for rounding offnumerical values

IS 228 : Methodsof chemical analysis of steel

IS 1387 : 1967General requirements for the supply of metallurgicalmaterials

IS 1521 : 1972Methods for tensile testing of steel wire

IS 1716 : 1971Methods for reverse bend testing of steel wire

IS 1717 : 1971Methods for simple torsion testing of steel wire

IS 1956 : 1962 Glossary of terms relating to ironand steel