This European standard 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 structures.
Số hiệu tiêu chuẩn
DS/EN 523
Tên tiêu chuẩn
Steel strip sheaths for prestressing tendons - Terminology, requirements, quality control
Ngày phát hành
2005-01-27
Tiêu chuẩn tương đương
IDTEN 523:2003, IDT
Thay thế cho
DS/EN 523:2003
Từ khóa
PRESTRESSED CONCRETE * CABLES * SHEATHS:PROTECTORS * STRIPS * STEELS * PLASTICS * CLASSIFICATIONS * SPECIFICATIONS * QUALITY CONTROL * MARKING * Cables * Steels * Tape * Plastics * Flat steel bars * Strips * Classifications * Specifications * Prestressed concrete * Quality control * Marking
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