Galvanized Steel Strand, 9/16” (19 Strands)
Norm: ASTM A475 – Standard Specification for Zinc-Coated Steel Wire Strand
Dimensional Characteristics
Nominal Conductor Diameter : 9/16” (14.29 mm)
Number of Strands : 19
Nominal Diameter of Steel Strands: : 0.113” (2.87 mm)
Approximate Weight : 637 lb./1000 ft (949 kg/km)
Stranding Lay (unless otherwise specified) : Left Lay
Mechanical Characteristics
Common Grade
Minimum Breaking Strength of Strand : 9,640 lbf (42.881 kN)
Minimum Elongation (24” or 610 mm) : 10%
Siemens-Martin Grade (SM)
Minimum Breaking Strength of Strand : 16,100 lbf (71.616 kN)
Minimum Elongation (24” or 610 mm) : 8%
High Strength Grade (HS)
Minimum Breaking Strength of Strand : 24,100 lbf (107.202 kN)
Minimum Elongation (24” or 610 mm) : 5%
Extra High Strength Grade (EHS)
Minimum Breaking Strength of Strand : 33,700 lbf (149.905 kN)
Minimum Elongation (24” or 610 mm) : 4%
Galvanization Characteristics
Nominal Diameter of Steel Strands : 0.113” (2.87 mm)
Minimum Weight of Coating Zinc of Uncoated Wire Surface
• Class 1 – 0.30 oz/ft² (92 g/m²)
• Class A – 0.80 oz/ft² (244 g/m²)
• Class B – 1.60 oz/ft² (488 g/m²)
• Class C – 2.40 oz/ft² (732 g/m²)
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