High tensile strength steel strand used in the manufacture of prestressed and post-tensioned concrete, post-tensioned elements in large supporting structures, in construction and infrastructures.
Prestressed Steel Strand
Applications
Alveolar lages
Large prestressed elements
Structural support
Certifications
Standards
LNEC E453 Cordões de aço para pré-esforço
UNE 36094 Alambres y cordones de acero para armaduras de hormigón pretensado
prEN 10138 Prestressing Steels Part 1: General requirements + Part 3 Strand
BS 5896 Specification for High Tensile Steel Wire and Strand for the Prestressing of Concrete
NF A 35-045 Aciers de Précontrainte – Partie 1: Prescriptions générales + Partie 3 – Torons
SS 212551 Prestressing steels – General requirements + SS 212553 Prestressing steels – Strand
ASTM A 416 Standard specification for Steel Strand, Uncoated Seven-Wire for Prestressed Concrete
ASTM A 886 Standard specification for Steel Strand, Indented, Seven-Wire Stres-Relieved for Prestressed Concrete
NBR 7483: 2008 Steel Strand for Prestressed Concrete Structures, Specification
Others according to customer needs
Works
New Tottenham Stadium
Enlargement of the Rande-Vigo bridge
Technical Characteristics
| Nr. of wires | Diameter (mm) | Cross sectional area (mm2) | Tensile strength (MPa) | Surface |
|---|---|---|---|---|
| 2 | 4,50 | 7,95 | 1860 | |
| 3 | 5,20 | 13,6 | 2060 2160 | |
| 7 | 6,85 9,30 11,30 12,50 12,70 12,90/13,00 15,20 15,30 15,70/16,00 | 28,2 52,0 75,0 93,0 92,9 102 139 140 150 | 2060/2160 1860 1860 1860 1860 1860 1860 1860 1860 | Smooth Marked Enduring |
Packaging
| Nr. of wires | Internal Diameter (mm) ∅ int. | External Diameter (mm) ∅ ext. | Height (mm) H | Weight (kg) |
|---|---|---|---|---|
| 2 or 3 | 800 | <1400 | 515 | 1800 to 1900 |
| 7 | 760/900 | <1400 | 750 | 2500 to 4000 |
*Product characteristics and packaging can be adjusted to the standards and/or specifications used by each customer.
