ISO10642 Stainless Steel Socket Cap Countersunk Head Screws Supplier In China
Ningbo Teng Qi Fasteners Co., Ltd. is a professional supplier of stainless steel ISO 10642 countersunk hex socket screws in China, with over 20 years of fastener experience. Our products are manufactured in compliance with international standards such as DIN, ISO, and ANSI, using high-quality stainless steel materials including A2-70, A4-80, 304, and 316 with full traceability.
We are equipped with advanced cold heading, thread rolling, as well as comprehensive inspection systems including torque testing, salt spray testing, hardness testing, and thread gauging to ensure consistent quality.
Our products are widely exported to Europe, North America, Japan, and Southeast Asia, serving industries such as automotive, machinery, construction, and industrial equipment. OEM and customized fastener solutions are also available according to drawings or samples. We are committed to providing precise, reliable, and high-performance fastening solutions to global customers.


Specification:
| Product name | ISO10642 Stainless Steel Socket Cap Countersunk Head Screws |
|---|---|
| Thread Diameter: | M2-M20 |
| Material: | SS304 SS316 |
| Surface Treatment | Plain/Nylok Patch/Thread Locking(3M, Loctite,Precote) |
| Packaging: | Boxes/cartons into wooden pallets |
- RELATED BOLT LISTS:
- Countersunk Head Torx Screw
- Button Round Head Torx Screw
- Cylindrical Head Torx Screw
- Countersunk Head Torx Screw with Pin
- Cylindrical Head Torx Screw with Pin
- Hexagon Socket Countersunk Head Cap Screw
- Hexagon Socket Button Head Screws
- Hexagon Socket Head Cap Screw
- Flat Countersunk Head Screw with Cross Recess
- Pan Head Screw with Cross Recess
Dimension Chart of ISO10642 Stainless Steel Socket Cap Countersunk Head Screws:

| Mon | M3 | M4 | M5 | M6 | M8 | M10 | M12 | M14 | M16 | M20 |
| P | 0.5 | 0.7 | 0.8 | 1 | 1.25 | 1.5 | 1.75 | 2 | 2 | 2.5 |
| dk max | 6.72 | 8.96 | 11.2 | 13.44 | 17.92 | 22.4 | 26.88 | 30.8 | 33.6 | 40.32 |
| dk min | 5.54 | 7.53 | 9.43 | 11.34 | 15.24 | 19.22 | 23.12 | 26.52 | 29.01 | 36.05 |
| e min | 2.303 | 2.873 | 3.443 | 4.583 | 5.723 | 6.863 | 9.149 | 11.429 | 11.429 | 13.716 |
| k max | 1.86 | 2.48 | 3.1 | 3.72 | 4.96 | 6.2 | 7.44 | 8.4 | 8.8 | 10.16 |
| s max | 2.08 | 2.58 | 3.08 | 4.095 | 5.14 | 6.14 | 8.175 | 10.175 | 10.175 | 12.212 |
| s min | 2.02 | 2.52 | 3.02 | 4.02 | 5.02 | 6.02 | 8.025 | 10.025 | 10.025 | 12.032 |
| t min | 1.1 | 1.5 | 1.9 | 2.2 | 3 | 3.6 | 4.3 | 4.5 | 4.8 | 5.6 |
Application of ISO10642 Stainless Steel Socket Cap Countersunk Head Screws:
ISO 10642 stainless steel hexagon socket countersunk head screws are designed for applications where a flush (flat) surface is required after installation while providing the convenience of an internal hex drive and the corrosion resistance of stainless steel.
| Application | Details |
|---|---|
| Mechanical equipment: | Machine assemblies, automation equipment, and industrial machinery where protruding screw heads must be avoided. |
| Architectural and construction hardware: | Stainless steel is widely used for outdoor structures, handrails, curtain walls, and decorative fittings due to its corrosion resistance. |
| Marine equipment: | Boats, docks, and offshore installations where resistance to saltwater corrosion is essential (typically A4/316 stainless steel). |
| Food processing equipment: | Stainless steel provides excellent hygiene and corrosion resistance, making it suitable for food machinery. |
| Medical equipment: | Used in non-implant medical devices and laboratory equipment requiring clean, corrosion-resistant fasteners. |
| Electronics and electrical enclosures: | For equipment requiring a smooth exterior surface and an attractive appearance. |
| Furniture and interior fittings: | Used where the screw head should sit flush with the material surface for both safety and aesthetics. |
