Basic Info.
Application
Rope, Packaging, Netting, Manufacturing, Fencing, Construction
Standard
BS, JIS, GB, ASTM, DIN, AISI
Transport Package
Standard Export Packing in Coil or on Reel
Product Description
3/4"(19x3.81mm)Galvanized Steel Wire Strand ASTM A 475 Class A EHS
- Application: In order for the power cable being transmitted with overhead line, messenger wire will minimize any tension over the power cable by hanging over the line between the utility poles.
Grade | 1 | 2(a) | 2(b) | 3(a) | 3(b) |
Cross Section View | | | |
Construction | 3 wire strands | 7 wire strands | 19 wire strands |
Construction Symbole | 1x3 | 1x7(a) | 1x7(b) | 1x19(a) | 2x19(b) |
Classification of steel strands based on standard tensile strength, from 1 through 3.
Classification of steel strands based on coating amount of zinc.
Grade | Extra A | A | B |
Amount of Zinc-Coating | Extra thick coating | Thick coating | Thin coating |
Nominal Diameter of Wire and Diameter Tolerance of wire composing strands
Nominal Diameter (mm) | Diameter Tolerance (mm) | min. Breaking Loads(kN) | Elongation(%) | Torsion |
1 | 2 | 3 | 1 | 2 | 3 | 1 | 2 |
1.00 | ±0.05 | 0.961 | 0.696 | 0.539 | 2.0 | 2.0 | 2.0 | 18 | 14 |
1.20 | ±0.05 | 1.38 | 1.00 | 0.775 | 2.0 | 2.0 | 2.0 | 18 | 14 |
1.40 | ±0.05 | 1.88 | 1.36 | 1.06 | 2.0 | 2.0 | 2.0 | 18 | 14 |
1.60 | ±0.05 | 2.46 | 1.78 | 1.38 | 2.0 | 2.0 | 2.0 | 18 | 14 |
1.80 | ±0.06 | 3.12 | 2.25 | 1.75 | 3.0 | 3.0 | 3.0 | 16 | 12 |
2.00 | ±0.06 | 3.85 | 2.78 | 2.16 | 3.0 | 4.0 | 4.0 | 16 | 12 |
2.30 | ±0.06 | 5.09 | 3.67 | 2.85 | 3.0 | 4.0 | 4.0 | 16 | 12 |
2.6 | ±0.08 | 6.51 | 4.69 | 3.65 | 3.0 | 4.0 | 4.0 | 16 | 12 |
2.90 | ±0.08 | 8.10 | 5.83 | 4.53 | 3.0 | 4.0 | 4.0 | 14 | 10 |
3.20 | ±0.08 | 9.90 | 7.10 | 5.52 | 4.0 | 5.0 | 5.0 | 14 | 10 |
3.50 | ±0.10 | 11.8 | 8.49 | 6.60 | 4.0 | 5.0 | 5.0 | 14 | 10 |
3.80 | ±0.10 | 13.9 | 10.0 | 7.79 | 4.0 | 5.0 | 5.0 | 14 | 10 |
4.00 | ±0.10 | 15.4 | 11.1 | 8.63 | 4.0 | 5.0 | 5.0 | 14 | 10 |
4.30 | ±0.10 | 17.8 | 12.8 | 10.0 | 4.0 | 5.0 | 5.0 | 12 | 10 |
4.50 | ±0.10 | 19.5 | 14.0 | 10.9 | 4.0 | 5.0 | 5.0 | 12 | 10 |
5.00 | ±0.10 | 24.0 | 17.4 | 13.4 | 4.0 | 5.0 | 5.0 | 12 | 10 |
Pitch of outer layGrade | Pitch of outer lay |
1 | Nominal Diameter of wire 30 ± 5 times |
2 | Nominal Diameter of wire 40 ± 5 times |
3 | Nominal Diameter of wire 70 ± 10 times |
Breaking Load for Steel Strands
Grade | Number of Wire/Nominal Diameter (Wire/mm) | Calculated Diameter of Strands(mm) | Calculated Cross Section Area of Strands (mm²) | min. Breaking Loads of Steel Strands (kN) | Nominal Mass (kg/km) |
1 | 2 | 3 | |
1 | 3/2.90 | 6.2 | 19.8 | 22.4 | 16.1 | 12.6 | 156 |
3/3.20 | 6.9 | 24.1 | 27.4 | 19.6 | 15.2 | 190 |
3/3.50 | 7.5 | 28.9 | 32.5 | 23.4 | 18.2 | 228 |
3/4.00 | 8.6 | 37.7 | 42.5 | 30.6 | 23.8 | 297 |
3/4.30 | 9.3 | 43.6 | 49.2 | 35.5 | 27.7 | 344 |
3/4.50 | 9.7 | 47.7 | 53.8 | 38.7 | 30.0 | 376 |
2 | 7/1.00 | 3.0 | 5.50 | 6.19 | 4.48 | 3.47 | 43.5 |
7/1.20 | 3.6 | 7.92 | 8.90 | 6.44 | 4.99 | 62.7 |
7/1.40 | 4.2 | 10.8 | 12.2 | 8.78 | 6.83 | 85.3 |
7/1.60 | 4.8 | 14.1 | 15.9 | 11.5 | 8.90 | 111 |
7/1.80 | 5.4 | 17.8 | 20.1 | 14.4 | 11.3 | 141 |
7/2.00 | 6.0 | 22.0 | 24.8 | 17.8 | 13.9 | 174 |
7/2.30 | 6.9 | 29.1 | 32.8 | 23.6 | 18.3 | 230 |
7/2.60 | 7.8 | 37.2 | 42.0 | 30.2 | 23.5 | 294 |
7/2.90 | 8.7 | 46.2 | 52.2 | 37.6 | 29.2 | 366 |
7/3.20 | 9.6 | 56.3 | 63.7 | 45.7 | 35.6 | 446 |
7/3.50 | 10.5 | 67.3 | 75.8 | 54.7 | 42.5 | 533 |
7/3.80 | 11.4 | 79.3 | 89.6 | 64.4 | 50.1 | 628 |
7/4.00 | 12.0 | 88.0 | 99.1 | 71.4 | 55.6 | 696 |
7/4.30 | 12.9 | 102 | 115 | 82.8 | 64.4 | 805 |
7/4.50 | 13.5 | 111 | 126 | 90.3 | 70.1 | 881 |
7/5.00 | 15.0 | 137 | 155 | 112 | 86.5 | 1090 |
| 19/1.60 | 8.0 | 38.2 | 42.1 | 30.4 | 23.6 | 304 |
3 | 19/1.80 | 9.0 | 48.3 | 53.3 | 38.4 | 29.8 | 384 |
19/2.00 | 10.0 | 59.7 | 65.9 | 47.5 | 36.9 | 474 |
19/1.60 | 8.0 | 38.2 | 42.1 | 30.4 | 23.6 | 304 |
19/1.80 | 9.0 | 48.3 | 53.3 | 38.4 | 29.8 | 384 |
19/2.00 | 10.0 | 59.7 | 65.9 | 47.5 | 36.9 | 474 |
19/2.30 | 11.5 | 78.9 | 87.0 | 62.8 | 48.8 | 627 |
19/2.60 | 13.0 | 102 | 112 | 80.1 | 62.4 | 802 |
19/2.90 | 14.5 | 125 | 138 | 100 | 77.5 | 997 |
19/3.20 | 16.0 | 153 | 170 | 122 | 94.4 | 1210 |
19/3.50 | 17.5 | 183 | 201 | 145 | 113 | 1450 |
19/4.00 | 20.0 | 239 | 263 | 189 | 147 | 1900 |
Address:
Qinghuai District, Nanjing, Jiangsu, China
Business Type:
Manufacturer/Factory
Business Range:
Industrial Equipment & Components, Metallurgy, Mineral & Energy
Management System Certification:
ISO 9001, ISO 14001, OHSAS/ OHSMS 18001
Company Introduction:
Nanjing Suntay Steel Co., Ltd is located in the ancient capital city Nanjing, the main manufacturer and exporter, which specializes in various of steel products, such as Galvanized steel wire& Strand, Aluminum clad steel wire & Strand, ACSR, ACS, PC Steel Wire& Strand, Slewing Bearing Ring etc. We have flexible manufacturing abilities and can offer high quality mechanical products at a very competitive price because we have combined workshops with advanced machines, like MFL and technology in this line etc.
With years overseas business experience with our global clients from USA, Brazil, Italy, Germany, Vietnam, Australia, Philippines, Malaysia, Middle East, Colombia, Kenya, Egypt, Argentina, South Korea, Japan, Angola, Venezuela, Ghana, Nigeria, Jordan and other countries and areas etc, we have gained rich technical experience as well as earned a good reputation through our founders diligent work.
With the core value and passion to provide our domestic and global clients high quality various of steel wire products and sound services, we look forward to continuing the cooperation deeply with all our existing clients as well as the beginning of cooperation with potential new customers around the world.
Nanjing Suntay Steel Co., Ltd strives not only to become your favorite and reliable supplier, but also to be your partner of different steel products of ours in China.