DIN 21544:1990-07
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
STEEL FOR USE IN MINE SUPPORT WORK - TECHNICAL DELIVERY CONDITIONS
Hardcopy , PDF
01-05-2003
English
01-01-1990
Specifies technical delivery conditions for steel to be used for sections for mine support work, and for the associated fasteners where these are made of the same steel.
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