News & Announcements
The latest news, announcements and articles from Aluminium Koohrang Zagros — products, online services and technical publications for engineers and customers.
ER4043 vs ER5356: How to Choose the Right Aluminum Filler Wire
Compare ER4043 and ER5356 aluminum filler wires — chemistry, strength, anodizing, corrosion, feedability — with a selection checklist. Read the full guide.Technical articles library published
Ten technical articles in Persian and English on ACSR vs AAAC selection, OPGW, EC-grade rod, ampacity, sag-tension and conductor standards are now live.ACSR vs AAAC: How to Choose the Right Overhead Line Conductor
ACSR vs AAAC compared: construction, strength-to-weight, conductivity, corrosion and sag behaviour for overhead lines. Read the full guide or request a quote.What Is OPGW Cable and Where Is It Used on Transmission Lines?
Learn what OPGW cable is: optical ground wire construction, fault-current rating, fibre options and OPGW vs ADSS — read the full guide or request a quote.EC Grade Aluminum Rod: The Quality Parameters That Matter
EC grade aluminum rod explained: 1350 chemistry, %IACS conductivity, tempers, ovality and acceptance tests per ASTM B233 — read the full guide.ACSR Conductor Code Names and Designations: How to Read Them
Decode ACSR 120/20, 26/7 stranding and the Fox, Mink, Lynx and Canary code names in minutes — plus AAC/AAAC full forms and how to match tender lines to standards.Ampacity of Overhead Conductors: What Really Sets the Current Rating
What governs the ampacity of overhead conductors? Heat balance, wind, ambient temperature, solar gain and IEEE 738 explained — read the full guide.Sag-Tension Fundamentals for Overhead Line Design
Sag-tension fundamentals for overhead line design: catenary math, EDS limits, ice and wind loading, creep and the ACSR knee point. Read the full guide.Corrosion Protection for Overhead Conductors: Greased ACSR and ACSR/AW
How greased ACSR and ACSR/AW conductors resist galvanic and salt corrosion on coastal lines: mitigation ladder, grease selection, inspection — full guide.Overhead Conductor Standards: ASTM B232, IEC 61089, EN 50182 and DIN 48204 Explained
Compare ASTM B232, IEC 61089, EN 50182 and DIN 48204 for overhead conductors: designations, RTS, tests and what to cite in an RFQ. Read the full guide.How to Specify Overhead Conductors in a Tender or RFQ: The Complete Checklist
A complete checklist for specifying overhead conductors in tenders: standards, RTS, DC resistance, core class, tests and drum lengths — read the full guide.Shield Wire vs OPGW: Choosing the Right Earth Wire for a Transmission Line
Shield wire vs OPGW: lightning protection, fault-current withstand, sag matching, fibre and lifecycle cost compared — read the full guide or request a quote.Online quote requests are now open
Request quotes for aluminium rod, AAC, AAAC and ACSR overhead conductors and welding wire directly from the website — with email confirmation and sales follow-up.The new Aluminium Koohrang Zagros website is live
The new Aluminium Koohrang Zagros website is live in four languages — full product pages, spec tables to IEC & ASTM, quality pages and online career applications.
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