Passivation is a chemical finishing step that removes free iron and other surface contamination from stainless steel so the alloy's natural chromium oxide layer can form on a clean surface. If you machine, weld, store, ...
READ MORECross Recessed Pan Head Bolt is a common fastener widely used in the assembly of various mechanical and electronic devices. The following is a detailed product description of its features and uses:
Product Description
Type: Phillips Pan Head Machine Screws
Head Shape: Pan head design provides a larger contact surface for better pressure distribution during installation.
Driving method: cross-slot design (cross-slot), suitable for using Phillips screwdriver to avoid slippage and improve assembly efficiency.
Material: Usually made of high quality carbon steel, stainless steel or alloy material, low corrosive, high strength, adaptable to various environments.
Surface treatment: zinc plating, chrome plating or other anti-rust treatment is available to enhance corrosion resistance and aesthetics.
Specification: Various sizes and lengths are available to meet different application requirements.
Application areas:
Mechanical equipment: used for fixing and connecting parts.
Furniture manufacturing: commonly used for assembling furniture parts.
Automotive industry: Widely used for fixing components of vehicles.
Electronic equipment: used to fix the housing or internal components.
Advantages
Easy to install: Cross slot design is easy to operate and not easy to slide.
Firmness: disk head shape provides good support and fixing force.
Versatility: Suitable for a wide range of materials and structures, high versatility.

| Specification | Thread diameter(d) | Head diameter(dk) | Head thickness (k) | |
| M1 | 1 | 1.8 | 0.6 | |
| M1.2 | 1.2 | 2 | 0.7 | |
| M1.4 | 1.4 | 2.5 | 0.8 | |
| M1.6 | 1.6 | 2.7 | 0.9 | |
| M1.7 | 1.7 | 3 | 1.1 | |
| M2 | 2 | 3.2 | 1.3 | |
| M2.5 | 2.5 | 4.2 | 1.6 | |
| M3 | 3 | 5.2 | 1.7 | |
| M4 | 4 | 6.6 | 2.2 | |
| M5 | 5 | 8.5 | 3.2 | |
| M6 | 6 | 10.1 | 3.4 | |
| M8 | 8 | 13 | 4.3 | |
| M10 | 10 | 19.6 | 6.8 | |
Passivation is a chemical finishing step that removes free iron and other surface contamination from stainless steel so the alloy's natural chromium oxide layer can form on a clean surface. If you machine, weld, store, ...
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