Product Center
Standard & Custom Non-Standard Parts. BESTGIA delivers one-stop precision fastener solutions for global industries.
Full Product Range
ASME & DIN Standard Fasteners | Non-standard | Door-Lock Fasteners | Pins & Shafts
Selection Guide & Technical Specifications
Material Properties Comparison
| Material | Property Class | Corrosion Resistance |
|---|---|---|
| Carbon Steel | 4.8 / 8.8 / 10.9 | Moderate (plating required) |
| Alloy Steel | 10.9 / 12.9 | Moderate |
| SS304 | A2-70 | Excellent |
| SS316 | A4-80 | Outstanding (marine grade) |
| Brass | — | Good (decorative grade) |
Surface Finishing Selection Guide
- Zinc Plated (Zn): Economical, indoor use, 72h salt spray
- Dacromet: 500h+ salt spray, no hydrogen embrittlement
- Hot-Dip Galvanized (HDG): Outdoor structural use, thick coating
- Black Oxide: Aesthetic finish, slight anti-rust
- Phosphate: Anti-rust with oil, for automotive chassis
- Ruspert: 1,000–2,000h salt spray, chrome-free, stainless-like appearance
Non-Standard Customization Process
1
Requirement Communication
Drawings/samples + technical specs
2
Quotation & Proposal
Quotation within 48 hours
3
Sampling & Approval
Samples in as fast as 7 days
4
Mass Production & Delivery
Inspection+Report
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