| Customization: | Available |
|---|---|
| Certification: | ISO |
| Surface: | Spiral |
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Applications:
Commonly used for overhead ground/shield wire, guys and messengers, and for steel core in ACSR conductors.
Specifications:
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 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 B498 - This specification covers round, class A zinc-coated, steel core wire used for the reinforcement of ACSR conductors.
ASTM A 363
Physical Properties of Zinc-coated Steel Overhead Ground Wire Strand
| Nominal Diameter of Strand | Number of Wires in Strand | Nominal Diameter of Coated Wire in Strand | Approximate Weight of Strand | Minimum Breaking Strength of Strand | ||||
| kN | ||||||||
| inch | mm | inch | mm | lb/1000ft | kg/km | High-Strength Grade | Extra- High-Strength Grade | |
| 5/16 | 7.94 | 3 | 0.145 | 3.68 | 171 | 255 | ||
| 5/16 | 7.94 | 7 | 0.104 | 2.64 | 205 | 305 | 35.6 | 49.8 |
| 3/8 | 9.52 | 7 | 0.12 | 3.05 | 273 | 407 | 48 | 68.4 |
| 7/16 | 11.11 | 7 | 0.145 | 3.68 | 399 | 595 | 64.5 | 92.5 |
| 1/2 | 12.7 | 7 | 0.165 | 4.19 | 517 | 770 | 83.6 | 119.6 |
Minimum Weights of Coating
| Nominal Diameter of Coated Wire in Strand | Minimum Weight of Coating kg/m2 of Uncoated Wire Surface | |||
| inch | mm | Class A | Class B | Class C |
| 0.104 | 2.64 | 0.24 | 0.49 | 0.73 |
| 0.12 | 3.05 | 0.26 | 0.52 | 0.78 |
| 0.145 | 3.68 | 0.27 | 0.55 | 0.82 |
| 0.165 | 4.19 | 0.27 | 0.55 | 0.82 |
| Nominal Dia of Strand | Number of Wires in Strands | Nominal Dia of Coated Wires | Weight of Strand, | Minimum Breaking Strength of Strand, LBS | ||
| Inch (mm) | Inch (mm) | Lb/1000ft (Kg/1000m) | Utilities Grade | High Strength Grade | Extra-High Strength Grade | |
| 1/4 (6.35) | 7 | 0.080 (2.03) | 121 (180) | - | 4,750 | 6,650 |
| 9/32 (7.14) | 7 | 0.093 (2.36) | 164 (244) | 4,600 | 6,400 | 8,950 |
| 5/16 (7.94) | 7 | 0.104 (2.64) | 205 (305) | - | 8,000 | 11,200 |
| 5/16 (7.94) | 7 | 0.109 (2.77) | 225 (335) | 6,000 | - | - |
| 3/8 (9.52) | 7 | 0.120 (3.05) | 273 (406) | 11,500 | 10,800 | 15,400 |
| 7/16 (11.11) | 7 | 0.145 (3.68) | 399 (594) | 18,000 | 14,500 | 20,800 |
| 1/2 (12.70) | 7 | 0.165 (4.19) | 517 (769) | 25,000 | 18,800 | 26,900 |
| 1/2 (12.70) | 19 | 0.100 (2.54) | 504 (750) | - | 19,100 | 26,700 |
| 9/16 (14.29) | 7 | 0.188 (4.78) | 671 (999) | - | 24,500 | 35,000 |
| 9/16 (14.29) | 19 | 0.113 (2.87) | 637 (948) | - | 24,100 | 33,700 |
| 5/8 (15.88) | 7 | 0.207 (5.26) | 813 (1210) | - | 29,600 | 42,400 |
| 5/8 (15.88) | 19 | 0.125 (3.18) | 796 (1185) | - | 28,100 | 40,200 |
| 3/4 (19.05) | 19 | 0.150 (3.81) | 1,155 (1719) | - | 40,800 | 58,300 |
| 7/8 (22.22) | 19 | 0.177 (4.50) | 1,581 (2553) | - | 55,800 | 79,700 |
| 1 (25.40) | 19 | 0.200 (5.08) | 2,073 (3085) | - | 73,200 | 104,500 |
It is used in the forest logging industry with high quality products and has the highest breaking strength in the industry. It is available in reeless packs. It also ensure a quality crimp with aluminium crimping sleeves.
APPLICATIONS:
Forest logging industry
FEATURES:
» Highest breaking strength
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