The Versatility of the Hex Head Design
The Hex head bolt—often referred to as a Hexagon head screw—is the workhorse of the industrial world. Its six-sided design allows for maximum torque application, making it ideal for heavy-duty mechanical assemblies. Depending on your load-bearing requirements, we offer two primary configurations:
- Full thread hex bolt: Best suited for applications where the bolt is inserted into a pre-tapped hole, ensuring maximum engagement over the entire length.
- Partial thread hex bolt: Features an unthreaded shank that provides superior shear strength, making it the preferred choice for structural joints and heavy machinery.
Why Choose AISI 316L standard fastener and CNC machining parts (A4 Stainless Steel)?
Often classified as A4 Stainless Steel or X2CrNiMo17-12-2, this low-carbon austenitic alloy is enhanced with 2–3% molybdenum. This specific chemistry provides a “self-healing” passive layer that resists pitting and crevice corrosion.
Our 316L fasteners are tailored for the most demanding environments:
- Marine Grade 316L: Engineered to withstand constant exposure to saltwater and chloride-rich atmospheres.
- Food Grade 316L: Designed with a non-porous surface that resists bacterial growth and withstands harsh sanitizing agents.
- Surgical Stainless Steel / Medical Grade 316L: Boasts high biocompatibility, making it the gold standard for orthopedic implants and sterile surgical instruments.
Advanced Manufacturing & Fabrication
Innovation drives our production. We now offer 316L Powder for Additive Manufacturing, allowing for the 3D printing of complex, custom-geometry fasteners that were previously impossible to machine.
For traditional construction, our Weldable 316L Fasteners are highly sought after. Because of the “L” (Low Carbon) designation, these bolts minimize carbide precipitation during the welding process, ensuring that the joints remain strong and corrosion-resistant even in the heat-affected zones.
Summary of Specifications
| Feature | Range / Standard |
|---|---|
| Nominal Size | M3 to M100 |
| Material Standards | AISI 316L, UNS S31603, EN 1.4404 / 1.4401 |
| Equivalents | A4 Stainless Steel, X2CrNiMo17-12-2 |
| Threading | Full Thread or Partial Thread |
| Applications | Marine, Medical, Food Processing, Aerospace |
