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Aluminum Welding Wire for Ship Repair

-- Steady & Reliable Manufacturer --

Reliability in Restoration

Ship repair presents unique challenges, including welding in awkward positions and joining new plates to aged, weathered aluminum. Our ship-repair grade wire is processed to be Foraging-Resistant, with an arc that can handle minor surface contaminants and varying fit-up gaps. The metallurgy focuses on Ductility, ensuring the repair weld can absorb the internal stresses inherent in patch-welding existing structures. This wire is the "problem-solver" for global shipyards and mobile repair crews.

DB Certification CE Certification ABS Certification DNV Certification CCS Certification

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20+ Years Experience

Over two decades of aluminum alloy wire production expertise

International Certifications

DB, CE, ABS, DNV, CCS and other authoritative certifications

200MT Monthly Capacity

Large-scale production with consistent quality

Global Export

Exporting to over 30 countries worldwide

Keeping the Fleet in Service

We are the emergency response team for the maritime world. We know that every day a ship is in drydock is a day of lost revenue. Our ship-repair wire is designed for maximum "weldability" in real-world conditions. Whether you are patching a hull in a tropical shipyard or repairing a superstructure in a cold-weather port, our wire provides the stable arc and reliable penetration needed to get the job done right the first time. We help you extend the life of your fleet with confidence.

Repair Tech Specs

Tensile (Typical)270−295 MPa
Elongation≥25% (Excellent for repairs)
Arc StabilityOptimized for manual all-position
FeedingHigh-reliability (Push-Pull compatible)
PackagingPortable 2 kg/7 kg spools

Ship Repair Scenarios

  • Hull Patching: Welding new 5083 plate sections into damaged or corroded hull areas.

  • Crack Repair: Cleaning and re-welding structural cracks in ship superstructures.

  • Fitting Upgrades: Replacing old steel railings or fittings with modern aluminum assemblies.

  • Solution: Minimizing "cracking" in repair welds by utilizing our high-elongation ER5356 wire which compensates for structural stresses.

Professional FAQ

  • Q: Can I weld new aluminum to old, oxidized aluminum?A: You must mechanically clean the old aluminum first, then use our ER5356 for the best wetting and bond.
  • Q: What is the best gas for outdoor ship repair?A: Pure Argon is standard, but you must use effective wind shielding to protect the gas envelope.

Performance Features

  • Excellent All-Position Use: Ideal for vertical and overhead welds common in ship repair.

  • High Tolerance: Forgiving arc handles the imperfect conditions of repair yards.

  • Fast Solidification: Prevents weld-sagging in vertical-up repairs.

  • Strong-Link Technology: Ensures the repair weld is often stronger than the surrounding aged metal.

Selection Guide

For Hull Repairs, use ER5183. For Superstructure and Aesthetic Repairs, ER5356 is the most versatile and easier-to-use option for manual welders.

About Us

Coming From China, Marketing To The World.

Hangzhou Kunli welding materials Co., Ltd. is China Aluminum Welding Wire for Ship Repair Manufacturers and Wholesale Aluminum Welding Wire for Ship Repair OEM/ODM Suppliers. We are located in the industrial zone of Puyang Town, Xiaoshan District, Hangzhou, Zhejiang Province. It is a high-technology enterprise specializing in the research, development and manufacturing of high-performance. The company has more than 20 years of aluminum alloy wire production experience, with international advanced manufacturing equipment, complete testing equipment,stable production process and strict quality control system.
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