IS 15145 : 2002 Round Kelly for Direct Rotary Water Well Drilling Rig - Requirements

1 Scope

This standard covers the technical requirements of single piecethree fluted round kelly for direct rotary water well drilling rigfor transmitting the rotational movement from the rotary table tothe drill string.

2 References

IS 1499 : 1977 Method of Charpy impact test (U-notch) for metals

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

IS 1608 : 1995 Mechanical testing of metals - Tensile testing

IS 5517 : 1993 Steels for hardening and tempering - Specification