
NANJING SUNTAY STEEL CO.,LTD - | E-Showroom
NANJING SUNTAY STEEL CO.,LTD - | E-Showroom
Galvanized Steel Strand Wire Rope
Product Description
· Concentric-lay stranded conductors made of Zinc-coated Steel wires (Forming multi strand wire rope).
Application
· Guy Strands, Messenger Wires, Span Wires
· Overhead ground wire strand for power transmission lines
· Messenger strand for telephone and CATV lines
· Guy strand for power distribution poles, telephone poles and microwave and radio towers
· Wind bracing in pre-engineered buildings
· Barrier cable and guard rail strand
· Other bulk steel cable guying applications where small size, high strength and corrosion resistance are necessary avoiding rust and degradation of your steel wire rope.
Specifications
· ASTM A475 – This specification covers the five grades of class A zinc-coated steel wire strand, Utilities, Common, Siemens-Martin, High-Strength, and Extra High-Strength, suitable for use as guy and messenger wires.
· ASTM A363 – This specification covers concentric lay stranded steel wire composed of three or seven wires with a Class A coating specifically intended for use as overhead ground/shield wires for transmission lines.
· ASTM B498 – This specification covers round, class A zinc-coated, steel core wire used for the reinforcement of ACSR conductors.
|
| Minimum Breaking Force of Strand (lb.) | |||||
Nominal Diameter of Strand(in.) | Number of Wires | Nominal Diameter of Coated Wires(in.) | Approx. Wt. Of Strand(lb/1000 ft.) | Utilities Grade | High Strength Grade | Extra-High Strength Grade |
|
3/16 | 7 | 0.062 | 73 | — | 2850 | 3990 |
|
7/32 | 7 | 0.072 | 98 | — | 3850 | 5400 |
|
1/4 | 7 | 0.08 | 121 | — | 4750 | 6650 |
|
9/32 | 7 | 0.093 | 164 | — | 6400 | 8950 |
|
5/16 | 7 | 0.104 | 205 | — | 8,000* | 11,200* |
|
3/8 | 7 | 0.12 | 273 | 11,500* | 10,800* | 15,400* |
|
7/16 | 7 | 0.145 | 399 | 18000 | 14,500* | 20,800* |
|
1/2 | 7 | 0.165 | 517 | 25000 | 18,800* | 26,900* |
|
1/2 | 19 | 0.1 | 504 | — | 19100 | 26700 |
|
9/16 | 7 | 0.188 | 671 | — | 24500 | 35000 |
|
9/16 | 19 | 0.113 | 637 | — | 24100 | 33700 |
|
5/8 | 7 | 0.207 | 813 | — | 29600 | 42400 |
|
5/8 | 19 | 0.125 | 796 | — | 28100 | 40200 |
|
3/4 | 19 | 0.15 | 1155 | — | 40800 | 58300 |
|
7/8 | 19 | 0.177 | 1581 | — | 55800 |