Specification for wrought steels in the form of blooms, billets, bars and forgings. Direct hardening alloy steels, including alloy steels capable of surface hardening by nitriding.

NEPLATNÁ vydaná dňa 1.1.1970

Specification for wrought steels for mechanical and allied engineering purposes. Requirements for steels for the manufacture of hot formed springs.

NEPLATNÁ vydaná dňa 31.10.1988

Specification for wrought steels in the form of blooms, billets, bars and forgings. Steels for case hardening.

NEPLATNÁ vydaná dňa 1.1.1971

Specification for wrought steels for mechanical and allied engineering purposes. Bright bars for general engineering purposes.

NEPLATNÁ vydaná dňa 20.12.1991

Specification for wrought steels for mechanical and allied engineering purposes. Requirements for carbon and carbon manganese steels for case hardening including free cutting steels.

NEPLATNÁ vydaná dňa 1.1.1973

Specification for wrought steels for mechanical and allied engineering purposes. Valve steels.

NEPLATNÁ vydaná dňa 12.2.1970

Specification for wrought steels in the form of blooms, billets, bars and forgings. Carbon and alloy spring steels for the manufacture of hot formed springs.

NEPLATNÁ vydaná dňa 22.4.1974

Specification for wrought steels for mechanical and allied engineering purposes. SI metric values (for use with BS 970:Parts 4 and 5).

NEPLATNÁ vydaná dňa 1.8.1983

Wrought steels in the form of bars, billets, light forgings and stampings up to 6 in ruling section for general engineering purposes.

NEPLATNÁ vydaná dňa 1.1.1941

Indexing of specifications to EN series BS 970 and to the T.A.C schedule.

NEPLATNÁ vydaná dňa 30.3.1942