Our uncoated seven-wire for Prestressed Concrete Strand is manufactured under the highest quality standards from raw material selection, drawing, stranding, low relaxation, testing, and packaging processes. We offer our PC Strand in a wide range of sizes and grades for use in pre-tensioned and post-tensioned prestressed concrete construction.
1×7 270 ksi Low-Relaxation
Diameter: 0.50” (0.60” also available as MTO)
Min Elongation: 3.5%
Coil Length: 270 kft Uncoated & Galvanized
Our products fully comply with the following construction standards, codes, and specifications:
ASTM A-416, Successful Completion & Approval of ASTM A1061, 1000-Hour Relaxation Testing
Easy to use and handle, offering reduced building cost and time.
Low relaxation gives the strand a very consistent modulus of elasticity up to 80% of the strand’s ultimate strength.
DIAMETER | MIN. BREAKING STRENGTH | NOMINAL AREA | WEIGHT | STRENTH AT 1% | |||||
in | mm | kg | lbs-f | in² | mm² | kg/1000m | lbs/1000 ft | kg | lbs-f |
0.50 (1.2″) | 12.70 | 18.73 | 41,300 | 0.153 | 98.7 | 775 | 520 | 16850 | 37170 |
High carbon 7-wire strand | ||
Low relaxation strand | ||
Uncoated PC Strand | ||
Galvanized finish also available upon request |
Coil Weight | 5,000 lbs (approx.) | |
Coil Length | 270 kft | |
Tensile Strength | 270 ksi | |
Minimum Elongation | 3.50% |