High Strength Hot Dipped Galvanized Steel Grating Serrated Drain Cover for Outdoor Building
Price:
Negotiable
MOQ:
2PCS
Delivery Time:
Shipped in 20 days after payment
Brand:
Gnee
Product Description
High Quality Steel Grating Hot Dipped Galvanized Serrated Outdoor Drain Cover
This high-strength steel grating features hot-dip galvanized coating for superior corrosion resistance, making it ideal for building applications and outdoor drainage systems.
Production Process
Material Preparation
High-quality carbon steel bars are selected and cut to precise lengths according to design specifications, ensuring optimal structural integrity.
Welding Process
Two primary welding methods ensure durable construction:
- Pressure resistance welding: Efficient automated process creating uniform, high-strength welds
- Manual arc welding: Used for specialized applications requiring skilled craftsmanship
Pretreatment before Galvanizing
Critical surface preparation steps include:
- Degreasing to remove contaminants
- Pickling to eliminate rust and oxidation
- Thorough rinsing to prepare for galvanization
Hot-Dip Galvanizing Process
The grating is immersed in molten zinc at 450°C, forming a durable zinc-iron alloy protective layer with adjustable thickness for specific requirements.
Quality Inspection
Rigorous testing ensures:
- Visual inspection for surface defects
- Measurement of galvanized layer thickness
- Verification of mechanical properties including load capacity
Product Specifications
| Bearing Bar | 25mmx3mm | 30mmx3mm | 35mmx5mm | 40mmx5mm | 50mmx6mm | Custom-made |
|---|---|---|---|---|---|---|
| Bearing Bar Pitch | 30mm | 35mm | 38mm | 40mm | 50mm | Custom-made |
| Cross Bar Pitch | 33mm | 54mm | 64mm | 100mm | 150mm | Custom-made |
| Width | 914mm | 1000mm | 2000mm | Custom-made | ||
| Length | 1000mm | 2000mm | 3000mm | 5800mm | 6000mm | Custom-made |
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Get in Touch
Have questions about our products or want to discuss a custom order? Our team is ready to help you.
Company
Gnee Steel (tianjin) Co., Ltd.
Location
FLAT/RM 1512 15/F LUCKY CENTRE NO.165-171 WAN CHAI ROAD WAN CHAI HK
Contact Person
Kelly Zhang