99.60 Withdrawal effective Aug 6, 2003
CEN
CEN/TC 104 Concrete and related products
European Norm
77.140.75 Steel pipes and tubes for specific use | 91.080.40 Concrete structures
Withdrawn
This Stnadard is applicable to uncoated cylindrical steel sheaths with a corrugated profile and with a nominal internal diameter of up to 130 mm and their connectors (couplers) which are assembled to form ducts for prestressing tendons in post-tensioned prestressed concrete elements. It applies only to sheaths and connectors made of interlocked or welded strip. The seals required between sheaths and couplers are not covered by this standard.
Legislation related to this standard
Regulation (eu) No 305/2011 of the European Parliament and of the Council of 9 march 2011 laying down harmonised conditions for the marketing of construction products and repealing council directive 89/106/eec
WITHDRAWN
EN 523:1997
99.60
Withdrawal effective
Aug 6, 2003
PUBLISHED
EN 523:2003
