Size In Ready Stock
- Bolts Size = M2 To M80
- Nut Size = M2 To M48
- Screw Size = M3 To M60
- Stud Size = M4 To M100
- Washer Size = M2 To M24
Table of Content
Why Suppliers in South Africa of Cadmium Plated Bolts Buying Material from India?
Available Coating Types
Supplied in April 23, 2025

Sonatrach

Sonangol Group
Coating/plating Operating Temperatures
| Coating Type | High Temperature Service | Low Temperature Service |
|---|---|---|
| Cadmium Electroplating | 608 °F | Solid Below 607 °F |
| Zinc or Zinc-Nickel Electroplating | 788 °F | Solid Below 788 °F |
| Hot Dip Galvanizing | 800°F | Solid Below 800 °F |
| DuPont Teflon® 857G Series PTFE | 500°F | - |
| Xylan® 1400 Series PTFE | 450 - 550 °F | -320 |
| Xylar 2® Cermet | 1,000 °F | - |
| Zinc Phosphate | Ambient Temperature | |
Standard Coating Options Available
Standard Plating Options Available
Technical Specifications of Cadmium Coated Bolt
Size In Ready Stock
Head Style of Electro Polished Bolt
Sermagard 1280 Bolt Neck Type
Mirror Buffed Bolt Threads Types
Hot Dipped Galvanizing Bolt Head Drive
Epoxy Coating Bolt And Nut Ends Types
Thickness
Hardness
Kinetic Friction Coefficient
Impact
Adhesion
Elongation
Operating Pressure
Tensile Strength
Ordering Information of Fluoropolymer Coating Bolts
| DESIRED COATING | Zinc (B633) | Cadmium (B766) | ||
|---|---|---|---|---|
| CHROMATE FINISH | I | II | III | IV |
| COATING THICKNESS | SC 1 | SC 2 | SC 3 | SC 4 |
| ULTIMATE TENSILE STRENGTH | HRC | MPa | PSI | |
| HYDROGEN EMBRITTLEMENT RELIEF | Time | Temperature | ||
| STRESS RELIEF BEFORE PLATING | Time | Temperature | ||
| ELECTROPLATING PROCESS | Barrel | Rack | ||
| CERTIFICATION OF COMPLIANCE | Yes | No | ||
Application of Plain Coating
Characteristics of Cadmium Plated Screws
Minimum Thickness of Cad Plated Bolts
Classification of B766 Coated Fasteners
| Cad Class No | Service Condition | Thickness µm (Inch) |
|---|---|---|
| Fe/Cd 25 | SC 4 | 25 (.001) |
| Fe/Cd 8 | SC 2 | 8 (.0003) |
| Fe/Cd 5 | SC 1 | 5 (.0002) |
| Fe/Cd 12 | SC 3 | 12 (.0005) |
Types of Fasteners Coatings and Plating
PTFE Coating Bolts
Teflon Coated Bolts
Teflon Coated Nuts
Xylan Coated Fasteners
Xylan Coated Bolts
Fluoropolymer Coated Nuts
Fluoropolymer Coated Bolts
Sermagard Coating
PTFE Coated Bolt
Cadmium Coated Bolts
Fluoropolymer Coating Bolts
PTFE Coated Bolts & Nuts
Plain Coating
Coated Bolts
Epoxy Coated Bolts
Sermagard Coated Bolts
Cadmium Coating on Bolts
Coated Bolts and Nuts
Cadmium Plated Stud Bolts
Cadmium Plated Nut
Cadmium Plated Screws
Cadmium Plated Bolt
Cad Plated Bolts
Cadmium Coated Screws