Specifications SURAL steel strand meets or exceeds the following ASTM specifications:
A-363 Zinc-Coated (Galvanized) Steel Overhead Ground
Wire Strand
A-475 Zinc-Coated Steel Wire Strand
Construction Concentrically stranded galvanized steel strand. Available in classes "A", "B" and "C" galvanizing, "A" being the least heavy and "C" being the most heavy. Available in five grades of strength: Common, Siemens-Martin, high-strength, utilities, and extra-high-strength. Manufactured without welds per ASTM A-363 or with welds per ASTM A-475. Strands are formed to remain substantially in place when severed.
| Number of wires in strand | Stee wire diameter mm | Norminal diameter of the strand mm | The cross section area of strand mm 2 | Nominal tensile streng of Gal.steel wire Mpa | Approximate Weight of stand per Kg/100M | ||||
| 1175 | 1270 | 1370 | 1470 | 1570 | |||||
| Breaking strength of strand KN≥ | |||||||||
| 1×7 | 1.60 | 4.8 | 14.07 | 16.53 | 17.87 | 19.28 | 20.68 | 22.09 | 11.17 |
| 1.80 | 5.4 | 17.81 | 20.93 | 22.62 | 24.40 | 26.18 | 27.96 | 14.14 | |
| 2.00 | 6.0 | 21.99 | 25.84 | 27.93 | 30.13 | 32.32 | 34.52 | 17.46 | |
| 2.20 | 6.6 | 26.60 | 31.26 | 33.78 | 36.44 | 39.10 | 41.76 | 22.77 | |
| 2.30 | 6.9 | 29.08 | 34.17 | 36.93 | 39.84 | 42.75 | 45.66 | 23.09 | |
| 2.60 | 7.8 | 37.17 | 43.60 | 47.20 | 50.92 | 54.63 | 58.30 | 29.51 | |
| 2.90 | 8.7 | 46.24 | 54.33 | 58.72 | 63.36 | 67.97 | 72.60 | 36.71 | |
| 3.00 | 9.0 | 49.48 | 58.14 | 62.84 | 67.79 | 72.74 | 77.68 | 42.38 | |
| 3.20 | 9.6 | 56.30 | 66.15 | 71.50 | 77.13 | 82.76 | 88.39 | 44.70 | |
| 3.50 | 10.5 | 67.35 | 79.14 | 85.85 | 92.27 | 99.00 | 105.74 | 53.48 | |
| 3.80 | 11.4 | 79.39 | 93.28 | 100.82 | 108.76 | 116.70 | 124.64 | 63.04 | |
| Number of wires in strand | Stee wire diameter mm | Norminal diameter of the strand mm | The cross section area of strand mm 2 | Nominal tensile streng of Gal.steel wire Mpa | Approximate Weight of stand per Kg/100M | ||||
| 1175 | 1270 | 1370 | 1470 | 1570 | |||||
| Breaking strength of strand KN≥ | |||||||||
| 1×19 | 1.60 | 8.0 | 38.2 | 44.88 | 48.51 | 52.38 | 56.15 | 59.97 | 30.40 |
| 1.80 | 9.0 | 48.35 | 56.81 | 61.40 | 66.24 | 71.07 | 75.91 | 38.49 | |
| 2.00 | 10.0 | 59.69 | 70.14 | 75.81 | 81.77 | 87.74 | 93.71 | 47.51 | |
| 2.20 | 11.6 | 72.22 | 84.86 | 91.71 | 98.94 | 106.16 | 113.39 | 56.69 | |
| 2.30 | 11.5 | 78.94 | 92.75 | 100.25 | 108.15 | 116.04 | 123.94 | 62.84 | |
| 2.60 | 13.0 | 100.88 | 118.53 | 125.12 | 138.20 | 148.29 | 158.38 | 80.30 | |
| 2.90 | 14.5 | 125.50 | 147.46 | 159.38 | 171.93 | 184.48 | 197.03 | 99.90 | |
| 3.00 | 15.0 | 134.30 | 157.80 | 170.56 | 183.99 | 197.42 | 210.85 | 105.43 | |
| 3.20 | 16.0 | 152.81 | 179.55 | 194.06 | 209.35 | 224.63 | 239.91 | 121.64 | |
Till now, TDDL has obtained a series of certifications covering ISO9001 quality management, ISO14001 environmental ,management system
certification, OHSAS18001 occupational health and safety management system, China CCC, PCCC,CRCC, CE etc.
Henan Tong-Da Cable Co.,LtdHenan Tong-Da Cable Co.,Ltd founded in 1987, covers an area of 360,000 square meters.
The annual production capacity of conductors and power cables is more than 100,000 tons. On March 3, 2011, Tong-Dabecame a public
company listed on the Shenzhen Stock Exchange.
Our company is specialized in conductors, such as: All Aluminium Conductor (AAC), All Aluminium Alloy Conductor (AAAC),Aluminium
Conductor Steel Reinforced (ACSR), Aluminium Conductor Aluminium Clad Steel Reinforced (ACSR/AW), All Aluminium Alloy Steel Reinfor
ced(AACSR), Aluminium Conductor Aluminium Alloy Reinforced (ACAR), Aluminium Clad SteelStrand (ACS), Galvanized Steel Wire Strand.
Flexible Wire, PVC Insulated Power Cable, XLPE Insulated Power Cable, General Rubber sheathed Flexible Cable, MiningCable, Welding
Cable and Control Cable. These products meet standards of GB, IEC, BS, DIN/VDE, ASTM, JIS, NF, AS/NZS,CSA and so on.
Meanwhile we can produce according to customers' requirements and specifications. We have obtained certificates ofISO9001,
ISO14001, China's Electrical Product Safety Certification, State Economic and Trade Commission Recommended
Manufacturer of the Transformation of Urban and Rural Power Grid Construction.
hrough years of unremitting effort and endeavors, we have achieved sound reputation and widely compliments from clientsall over the world
by superior quality, reasonable price and sincere after-sale services.
Q1. Are you a manufacturer?
Yes, we are a manufacturer own factory with almost 30 years experiences.
Q2. What are your main products?
Main products including: ACSR, AAC, AAAC ,ACAR,ACSS,ACSS/TW,ACCC,ACSR/AW,ACS ,GSW, Aerial Bundled Cable
(Low/Medium Voltage),Power Cable,Copper Alloy Wire for Electrical Railway System
Q3. Which countries and regions have your products been exported to ?
Asia, South America, North America, Europe, Africa, Oceania,including: Peru,Colombia, Chile,Korea, America, Philippines,
Vietnam,Singapore, Australia,Dominica,Kenya,Poland,Pakistan,Rwanda,Brazil,Myanmar,Zambia, Congo,Ecuador,Lesotho,
Bolivia,Thailand ,Germany,Angola,Yemen,India,Netherlands,Benin,Maldives,Canada,Honduras,Albania,Burundi,Paraguay ,
Sri Lanka,New Zealand,Bahrain,Costa Rica,Trinidad and Tobago,Guyana, Nicaragua,Mongolia,Haiti,Ghana,Macedonia etc.
Q4. Is the quality of your products guaranteed?
Yes,the quality of our products is highly guaranteed. The products are ISO 9001 ,ISO 14001,OHSAS 18001 certificated. Our
workshops are equipped with advanced production and inspection equipment and the products strictly according to internati
onal standards or customers' requirements. We do 100% inspection for every batch of semi-finished and finished products.
Q5. What's the package of products ?
The package is usually wooden drums ,steel drums,steel-wooden drums or according to customers' requirement.
Q6. How can I get samples?
Please notify the detailed information of sample you need. If we don't have the exact model, please consider whether the sim
ilar model is OK for you. we provide the free samples for inspection while freight is charged.
Q7. What is our payment terms ?
We can accept the following payment terms: T/T, L/C, O/A