Galvanized Steel Wire GI Wire BS183
Standard : BS 183
Product Application
Galvanized steel wire is suitable for core for ACSR and hanger, suspension and communication cable, over-head power transmission line, fixed object and drift bolt etc.
Product Structure
Galvanized steel wire Dia: 0.6mm-4.78mm Min Breaking Load: Grade 350-Grade 1300. Popular Size: GSW 7/14 GSW 7/12 GSW 7/10 SWG
Construction Number of wires/wire diameter | Approximate strand diameter | Minimum breaking load of strand | Approx. mass |
| Grade 350 | Grade 480 | Grade 700 | Grade 850 | Grade 1000 | Grade 1150 | Grade 1300 |
| | mm | kN | kN | kN | kN | kN | kN | kN | kg/km |
| 3/1.80 | 3.9 | 2.65 | 3.66 | - | - | - | - | - | 60 |
| 3/2.65 | 5.7 | 5.80 | 7.95 | - | - | - | -- - | - | 130 |
| 3/3.25 | 7.0 | 8.70 | 11.95 | - | - | - | - | - | 195 |
| 3/4.00 | 8.6 | 13.20 | 18.10 | -- | - | - | - | - | 295 |
| 4/1.80 | 4,4 | 3.55 | 4.90 | - | - | - | - | | 80 |
| 4/2.65 | 6.4 | 7.70 | 10.60 | - | - | - | - | - | 172 |
| 4/3.25 | 7.9 | 11.60 | 15.90 | - | - | - | - | - | 260 |
| 4/4.00 | 9.7 | 17.60 | 24.10 | 35.20 | - | - | - | - | 390 |
| 5/1.50 | 4.1 | 3.10 | 4.24 | 6.18 | - | - | - | - | 69 |
| 5/1.80 | 4.9 | 4.45 | 6.10 | 8.90 | - | - | - | - | 95 |
| 5/2.65 | 7.2 | 9.65 | 13.25 | 19.30 | - -- | | - | - | 220 |
| 5/3.25 | 8.8 | 14.50 | 19.90 | 29.00 | -- | - | - | - | 320 |
| 5/4.00 | 10.8 | 22.00 | 30.15 | 43.95 | - | - | - | - | 490 |
Construction Number of wires/wire diameter | Approximate strand diameter | Minimum breaking load of strand | Approx. mass |
| Grade 350 | Grade 480 | Grade 700 | Grade 850 | Grade 1000 | Grade 1150 | Grade 1300 |
| | mm | kN | kN | kN | kN | kN | kN | kN | kg/km |
| 7/0.56 | 1.7 | 0.60 | 0.83 | 1.20 | - | 1.70 | 1.98 | 2.24 | 14 |
| 7/0.71 | 2.1 | 0.97 | 1.33 | 1.94 | | 2.75 | 3.19 | 3.60 | 28 |
| 7/0.85 | 2.6 | 1.39 | 1.90 | 2.80 | - | 3.95 | 4.57 | 5.15 | 31 |
| 7/0.90 | 2.7 | 1.55 | 2.14 | 3,10 | | 4.45 | 5.12 | 5.80 | 35 |
| 7/1.00 | 3.0 | 1.92 | 2.64 | 3.85 | - | 5.50 | 6.32 | 7.15 | 43 |
| 7/1.25 | 3.8 | 3.01 | 4.10 | 6.00 | - | 8.55 | 9.88 | 11.15 | 67 |
| 7/1.40 | 4.2 | 3.75 | 5.17 | 7.54 | 9.16 | 10.75 | 12.35 | 14.00 | 84 |
| 7/1.60 | 4.8 | 4.90 | 6.75 | 9.85 | 11.95 | 14.10 | 16.20 | 18.30 | 110 |
| 7/1.80 | 5.4 | 6.23 | 8.55 | 12.45 | - | 17.80 | 20.50 | 23.20 | 140 |
| 7/2.00 | 6.0 | 7.70 | 10.55 | 15.40 | - | 22.00 | 25.30 | 38.60 | 170 |
| 7/2.36 | 7.1 | 10.70 | 14.70 | 21.40 | - | 30.60 | 3520 | 39.80 | 240 |
| 7/2.65 | 8.0 | 13.50 | 18.50 | 27.00 | | 38.60 | 44.40 | 50.20 | 300 |
| 7/3.00 | 9,0 | 17.30 | 23.75 | 34.65 | - | 49.50 | 56.90 | 64.30 | 392 |
| 7/3.15 | 9.5 | 19.10 | 26.20 | 38.20 | - | 54.55 | 62.75 | 70.90 | 430 |
| 7/3.25 | 9.8 | 20.30 | 27.85 | 40.65 | - | 58.05 | 66,80 | 75.50 | 460 |
| 7/3.65 | 11.0 | 25.60 | 35.15 | 51.25 | | 73.25 | 84.20 | 95.20 | 570 |
| 7/4.00 | 12.0 | 30.90 | 42.20 | 61.60 | - | 88,00 | 101.0 | 114.0 | 690 |
| 7/4.25 | 12.8 | 34.75 | 47.65 | 69.50 | - | 99.30 | 114.0 | 129.0 | 780 |
| 7/4.75 | 14.0 | 43.40 | 59.45 | 86,80 | - | 124.0 | 142.7 | 161.3 | 970 |
| 19/1.00 | 5.0 | 5.22 | 7.16 | 10.45 | - | 14.92 | 17.16 | 19.40 | 120 |
| 19/1.25 | 6.3 | 8.16 | 11.19 | 16.32 | - | 23.32 | 26.81 | 30.31 | 180 |
| 19/1.40 | 7.0 | 10.24 | 14.04 | 20.47 | - | 29.25 | 33.64 | 38.02 | 230 |
| 19/1.60 | 8.0 | 13.37 | 18.34 | 26.75 | - | 38.20 | 43.93 | 49.66 | 300 |
| 19/2.00 | 10.0 | 20.90 | 28.65 | 41.78 | 50.74 | 59.69 | 68.64 | 77.60 | 470 |
| 19/2.50 | 12.5 | 32.65 | 44.80 | 65.29 | 79.28 | 93.27 | 107.3 | 121.3 | 730 |
| 19/3.00 | 15.0 | 47.00 | 64.50 | 94.00 | 114.1 | 134.3 | 154.5 | 174.6 | 1050 |
| 19/3.55 | 17.8 | 65.80 | 90.27 | 131.6 | 159.9 | 188.0 | 216.3 | 244.5 | 1470 |
| 19/4.00 | 20.0 | 83.55 | 114.6 | 167.1 | 203.0 | 238.7 | 274,6 | 310.4 | 1870 |
| 19/4.75 | 23.8 | 117.85 | 161.6 | 235.7 | 286.0 | 336.7 | 387.2 | 437.7 | 2630 |
------Our Feature------ - Imported equipment with experienced technical team
The company have three plant and has 3048 employees which have 206 engineers. Plant has a series of imported production lines including Niehoff copper drawing lines, Troster Germany and Maillefer Finland 500KV VCV lines, stranding machine from Pourtier France, SKET Germany, Caballe Spain, 220KV and 35KV production line plus SIKORA X - RAY 8000 on-line eccentricity measuring unit from Germany - Complete certification system
Qifan Cable have gotten ISO 9001, ISO 14001, OHSAS 18001. Plant passed TUV, VDE, UL, CE, SAA, BS etc. certificate. - Perfect Production system
Qifan Cable products cover LV power cable, MV power cable, HV&EHV power cable, ABC cables, ACSR/AAC/AAAC/ACAR/OPGW ,submarine cable, control cable, instrumentation cable, building wire, flexible rubber cable, fire rated cable, renewable cable, solar cable, industrial cable, Lan cable, coaxial cable etc. - Perfect Sales service system
Qifan Cable can offer the OEM/ODM service, Multiple products, Skilled Export sale engineer team, Reasonable price, Reliable quality, Friendly service. Qifan is always your best choice. 
Main products: 220kv and below power cables, rubber sheathed cables, photovoltaic wires, photovoltaic special cables, control cables, computer cables, steel core aluminum stranded wires, pre-branch cables, low voltage halogen-free environmentally friendly cables, coal mining cables, fluorosilicone insulation High temperature resistant cables, shield cables, cables for ship electrical equipment, photoelectric composite cables, high-strength towing cables, cables for photovoltaic systems, cables for rail transit vehicles with AC rated voltage 3kv and below, local area network cables, inverter cables, radio frequency cables , nuclear power plant cables, port machinery cables, mineral insulated cables, submarine cables and more than 100 varieties
1.30 years production experience
2.Products certification :UL,CE,BV,TUV,KEMA,PSB,SABS,ABS,NK,LR,KR,GL etc
3. OEM service available based on official & legal authorization.
4.Strict quality control system.
5.Rapid delivery and feedback Faster lead time than our competitors.
6.Excellent quality with reasonable price.
7.Strong technical support (technical data, drawing, etc.)
8.Professional teamwork service for you actively.
9.Stock available, Free sample is available.
Galvanized steel wire is commonly used in transmission lines for various applications. It provides several benefits due to its unique properties and characteristics. Here's some information about galvanized steel wire used in transmission lines:
Galvanized Coating: Galvanized steel wire is coated with a layer of zinc to protect it from corrosion. The galvanization process involves immersing the steel wire in molten zinc, creating a durable and corrosion-resistant coating. This coating helps to extend the lifespan of the wire and protect it from environmental factors such as moisture and salt.
Strength and Durability: Galvanized steel wire is known for its high tensile strength, making it suitable for the heavy loads and tensions experienced in transmission lines. It provides structural stability and can withstand the mechanical stresses and tensions during installation and operation.
Electrical Conductivity: While steel is not as conductive as copper or aluminum, galvanized steel wire still offers acceptable electrical conductivity for certain transmission line applications. The steel core is typically used for strength and support, while the electrical conductivity is primarily provided by the conductors such as aluminum or copper.
