IS 1875 : 1992 Carbon Steel Billets, Blooms, Slabs and Bars for Forgings - Specification

UDC 669.14-412                                              MTD16

Reaffirmed 2021

1 Scope

1.1 This standard covers the requirements for nine classes of carbon steel billets, blooms, slabs and bars for forgings designated as class 1, 1A, 2, 2A, 3, 3A, 4, 5 and 6 (see Table 1).

2 References

IS 228 Methods for chemical analysis of steels

IS 1387 : 1967 General requirements for the supply of metallurgical materials

IS 1500 : 1983Method for brinell hardness test for metallic materials

IS 1599 : 1985 Method for bend test

IS 1608 : 1972Method for tensile testing of steel products

IS 1762 : Part 1 : 1974 Code for designation of steels: Part 1 Based on letter symbols

IS 1852 : 1985Rolling and cutting tolerances for hot rolled steel products

IS 1956 : Part 6 : 1976 Glossary of terms relating to iron and steel:Part 6 Forging (including drop forging)

IS 3739 : 1987 Dimensional tolerances for carbon and alloy constructional steel

IS 4075 : 1985 Method for macrostreak flaw test for steel

IS 4748 : 1988 Method for estimating average grainsize of metals

IS 9684 :1980 Technical conditions for the supply of hot rolled billets, blooms, slabs and bars for closed die forgings

IS 10138 : Part 3 : 1983 Macroscopic method for determination of non-metallic inclusion content in wrought steel: Part 3 Magnetic particle inspection method

IS 11371 : 1985 Method for macroetch test for wrought steel products