Three graded anti-corrosion schemes are configured for this Rockfall Netting according to regional corrosion levels. Standard support ropes and energy dissipation rings of Rockfall Netting form an integrated stress system, and only local damaged parts of Rockfall Netting need replacement after impact to recover full protective performance, covering inland, rainy and coastal slope engineering projects.
Product Parameters
|
Item |
Specification |
|
Applicable National Standard |
GB/T 34337-2017 |
|
Covered Energy Absorption Grades |
50kJ ~ 5000kJ |
|
Support Rope Configuration |
Φ16mm steel wire rope, 6 energy dissipation rings per standard 10m span |
|
Three Graded Anti-corrosion Configurations |
1. Inland: Hot-dip galvanizing; 2. Rainy areas: Zinc-aluminum-magnesium coating; 3. Coastal areas: Full 304 stainless steel set |
|
Available Mesh Types |
Diamond mesh, ring net, double-twist hexagonal mesh (selectable separately) |
|
Maintenance Characteristic |
Only damaged mesh pieces and energy rings need replacement; columns and anchors are reusable |
|
Warehouse Management |
Stored by anti-corrosion grade, independent spare parts box delivered together |
|
Applicable Environments |
Slope projects in inland mountainous, rainy medium-corrosion and coastal salt-fog regions |
Quality Inspection & Control

1.Raw material incoming inspection: Test zinc coating adhesion additionally for raw materials, and allocate different steel batches corresponding to inland, medium-corrosion and coastal anti-corrosion configurations separately.
2.Mid-production spot check: Inspect the sealing performance of galvanized and zinc-aluminum-magnesium coatings, and verify the assembly matching degree of Φ16mm support ropes and energy dissipation rings per 10m span.
3.Finished product grading test: Conduct classified salt spray tests for three anti-corrosion grades; simulate partial mesh damage to verify the crack resistance of double-twist hexagonal mesh.
4.Warehouse classification management: Finished goods are stored by anti-corrosion grade, and each pallet is labeled with applicable environment marks to avoid mixed delivery of mismatched products.
Packaging & Logistics Service
1.Graded packaging by corrosion resistance: Coastal stainless steel accessories are packed with moisture-proof desiccants; zinc-aluminum-magnesium components are wrapped with anti-collision foam to prevent coating abrasion.
2.Flexible multi-mode logistics: Support sea, land and combined transport for coastal projects; arrange bulk vehicle delivery for inland mountain projects to cut unit freight cost.
3.Split spare parts packaging: Separate damaged replaceable accessories (energy dissipation rings, small mesh pieces) into independent spare part boxes for convenient on-site maintenance.
4.After-delivery tracking service: Provide real-time cargo tracking numbers; send electronic operation maintenance guides via email after shipment, guiding customers to replace damaged components quickly.

FAQ
Q: How to select anti-corrosion configurations for inland, rainy and coastal environments of Rockfall Netting respectively?
A: Ordinary hot-dip galvanization is for inland mountain areas; zinc-aluminum-magnesium coating is for rainy medium-corrosion regions; full 304 stainless steel accessories are for coastal salt fog areas. Products of three grades are produced and stored separately.
Q: Do we need to dismantle the whole system after rock impact damage?
A: Complete disassembly is unnecessary. Only deformed energy dissipation rings and broken mesh pieces need replacement. Steel posts and anchor foundations remain intact. Independent spare parts boxes are provided for convenient on-site repair.
Q: Are repair materials available if the coating is slightly worn during transit?
A: Each shipment is equipped with an independent moisture-proof spare parts box containing mesh repair pieces and anti-corrosion repair materials. Foam wrapping is adopted for all components to reduce coating abrasion during logistics.
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