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Galfan coated gabions-High durability and strong anti-corrosion properties, The most corrosion-resistant gabion mesh product.

Galfan is a protective metal mesh cage structure made of zinc-5% aluminum mischmetal (Zn-5 Al MM) alloy coated carbon steel wire, abbreviated as Galfan steel wire, which is woven or welded.

It is mainly used for filling stone materials and constructing protective engineering, such as slope protection, retaining walls, river management, dam reinforcement, landscape decoration buildings, explosion-proof walls, etc.

Compared to ordinary galvanized gabion, the biggest advantage of Gorfan Gabion is its extremely strong anti-corrosion performance and longer service life.

Galfan-coated gabions filled with stones used as a decorative garden wall.Galfan coated double-twist gabion wall filled with natural stones for retaining and erosion control

⚙️ Material composition and structural form:

  • Steel Wire Substrate
    Low carbon steel wire or high-strength steel wire is used, and it is coated with a high alumina (zinc aluminum alloy) anti-corrosion treatment.
    • Common standards: ASTM A856/EN 10244-2
    • Coating composition:
      • Zinc (Zn) Content 20-600 grams per square meter
      • 5% Aluminum Or 10% aluminum
      • Contains a small amount of rare earth elements (RE) to enhance adhesion and corrosion resistance.
  • Weaving Form
    • Twisted hexagonal mesh(commonly found in gabion mesh and cushion structures)
    • Welded mesh format(used for decorative or structurally stronger gabion walls)
  • Common specifications
    • Mesh size: Hexagonal woven mesh often for60 × 80mm, 80 × 100mm, 100 × 120mm. welded mesh is 50 × 50 mm, 75 × 75 mm, etc.
    • Steel wire diameter: 2.0mm -4.0mm
    • Coating thickness: 230-300 g/m ² (according to standards)
    • Dimensions: 2 × 1 × 1m, 3 × 1 × 1m, 2 × 1 × 0.5m, etc., customizable
Galfan coated double-twist woven gabions filled with rocks for erosion control and retaining applications

Double twisted woven galfan gabions

Channel lined with Galfan-coated Reno mattresses filled with stones for erosion control and slope stabilization

Galfan coated reno mattress

Gabion made of zn-al coated stone welded mesh filled with rocks for retaining and erosion control

Zn-Al coating stone welded mesh

🧩 Main performance and advantages

performance

Galfan coated gabion

Ordinary galvanized gabion
Anti corrosion performance3-5 times that of regular galvanizingEasy to oxidize and rust
Service lifeOver 50 years (in a neutral environment)10-20 years
AdhesionThe coating is firmly bonded to the steel wire and is not easily peeled offEasy to peel off
Ductility and toughnessExcellent, with good fracture resistanceaverage
Salt spray resistanceOver 1000 hoursAbout 72 hours
Wear resistance and weather resistanceExcellent, suitable for various climatesaverage

🔩 Extension type

typecoatingfeature
Galfan Zn-5% Al alloyHigh anti-corrosion performance, suitable for neutral and lightly corrosive environments
Zinc -10% Aluminum Alloy GabionZn-10% Al alloyStronger anti-corrosion performance, suitable for coastal or high humidity areas
Galfan +PVC GebinZn Al alloy+PVC coatingDouble protection, anti-corrosion life can reach more than 70 years
Retaining wall made of PVC-coated gabion baskets filled with rocks for slope stabilization and erosion control

Zn Al alloy+PVC coating gabion

🧠 Main Features

  • Super anti-corrosion: Galfan coating can form a dense "zinc aluminum composite protective film" on the surface, which has the ability to "self repair" even if scratched.
  • High ductility: Can withstand significant deformation and impact, and is not easily broken. Very suitable for areas with complex terrain and large stress changes.
  • Good environmental protection and permeability: The internal voids of the gabion structure are numerous, with good permeability and ecological properties, which are beneficial for vegetation growth and ecological restoration.
  • Adapt to harsh environments: Suitable for coastal areas, polluted soil, and embankments with perennial water accumulation.
  • Longer service life: Although the initial cost is slightly higher, the service life is longer and the overall economy is better.

🌿 Application field

  • Water conservancy and river engineering
    • Embankment, bank protection, slope protection, anti erosion structure
    • River regulation and diversion protection
    • Dam reinforcement, spillway protection, energy dissipation and buffering engineering
  • Highway and Railway Protection
    • Slope reinforcement, roadbed protection, and retaining wall structure
    • Bridgehead protection and culvert opening erosion prevention
    • Ecological protection system for mountainous highway slopes
  • Ecological Restoration and Landscape Engineering
    • Landscape retaining wall, garden decoration, ecological bank protection
    • Park waterscape revetment, artificial wetland revetment
    • Edge reinforcement of riverside walkway and construction of ecological flood detention area
  • Mining and Mountain Area Protection
    • Anti sliding pile enclosure, mountain collapse prevention structure
    • Mine slope reinforcement, landslide control, and rockfall protection
  • Architectural and Landscape Architecture Applications
    • Gabion Landscape Wall/Decorative Wall:
      Used for building facades, park walls, and commercial district landscape walls, it has a strong natural texture and modern industrial beauty..
    • Gabion landscape chairs/flower beds/fences:
      Combining wood, concrete, or green plant elements to create eco-friendly urban furniture..
    • Gabion support wall/underground garage exterior wall reinforcement:
      Used to support the surrounding soil of buildings, it has good drainage and compressive performance..
    • Gabion landscape stairs and ramp retaining walls:
      Form a naturally layered three-dimensional landscape structure in landscape parks and villa areas..
    • Gabion sound barriers and partition systems:
      Used as soundproofing walls or landscape sound barriers on urban expressways and highways, they have both aesthetics and functionality..
zinc aluminum alloy gabion baskets used as anti-erosion structures

Anti erosion structure

zinc-10% aluminum-mischmetal alloy gabion baskets for shore reinforcement

Shore reinforcement

galfan coated gabions used for foundation pit protection and soil stabilization

Foundation pit protection

corrosion resistant gabions for slope reinforcement

Slope reinforcement

galfan gabion mesh for mountain collapse protection

Mountain collapse protection

zinc-10% aluminum-mischmetal alloy gabion baskets for landscape wall

Gabion landscape wall

zn-5 al-mm gabion baskets for noise barriers and partitions

Gabin noise barriers and partition systems

Related Information

  • Galvanized gabion mesh uses pure zinc coating, while Galfan gabion mesh uses a zinc-aluminum alloy coating. Galfan coating offers:

    • Higher corrosion resistance
    • Longer service life
    • Better performance in marine or high-humidity environments.
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