Grade 4.8 8.8 Black Oxide Cadmium Plated Serrated Lock Washer With External Teeth DIN6798
Product Specifications
| Attribute | Value |
| Name | Metal Washer |
| Standard | DIN, ASME, ANSI, ISO |
| Material | Steel, Stainless steel, Brass, Copper, Titanium Alloy, Plastic |
| Place of Origin | China |
| Finish | Polish, Passivation, Black, Galvanization |
| Certificate | ISO9001:2008, ROHS |
Product Description
This DIN6798 compliant serrated lock washer features black oxide cadmium plating and external teeth for superior locking performance. Designed to prevent fastener loosening in high-vibration environments, it provides reliable connection security between bolt/nut and connected parts.
Key Features
- External teeth design ensures maximum locking force
- Black oxide cadmium plating for corrosion resistance
- Meets DIN6798 standard specifications
- Available in Grade 4.8 and 8.8 steel options
- Creates lifting tension to maintain fastener tightness
- Prevents surface damage to connected parts
Applications
| Industry | Use Case |
| Automotive | Engine components, high-strength connections |
| Mechanical | Equipment assembly, machinery connections |
| Energy | Power generation equipment, transmission lines |
| Construction | Building structures, heavy load connections |
Material Specifications
| Material | Characteristics |
| Steel | High strength, heat treatment required |
| Stainless Steel | Corrosion resistant, durable |
| Brass | Good machinability, corrosion resistant |
| Titanium | High strength-to-weight ratio, corrosion resistant |
Product Images
Frequently Asked Questions
Q: Are you trading company or manufacturer?
A: We are factory and OEM services are available.
Q: How long is your delivery time?
A: Standard delivery is 7-10 days for in-stock items, 15-20 days for custom orders (quantity dependent).
Q: Do you provide samples?
A: Yes, we offer free samples (customer pays shipping costs).
Q: What are your payment terms?
A: 30% T/T deposit, balance before shipment or L/C accepted.
For additional inquiries, please contact our sales team for prompt assistance.