5, 16, 18 Threaded Studs M4, M5 & Stainless Steel High-Strength Fasteners

(5 16 18 threaded studs)

Technical Edge: 5/16-18 Threaded Studs Engineered for Abuse

Our stainless steel threaded studs laugh at 1400°F temps. Compare that to standard M4/M5 studs failing at 800°F. See the difference?

Feature	Ours	Generic
Tensile Strength	150 ksi	90 ksi
Corrosion Resistance	3,000hr salt spray	500hr

Custom Solutions That Fit Like Your Safety Gloves

Need M5 threaded studs in 316L stainless? Same-day laser etching? Our automated CNC lathes deliver precision within 0.0005" - tighter than a submarine hatch.

Last month, we shipped 18,000 custom studs to a Detroit automotive plant. Zero returns. Zero complaints.

Your Move: Industrial-Grade Fasteners or Costly Downtime?

Don't let inferior studs slow you down. Our 5/16-18 threaded studs come with a lifetime guarantee - yes, lifetime. Because we're that confident.

Click below to request your sample kit. Your machines will thank you by... well, just working.

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Q: What are the differences between 5/16" and M5 threaded studs?

A: 5/16" threaded studs follow imperial measurements (≈7.94mm diameter), while M5 studs use metric sizing (5mm diameter). Ensure compatibility with your application's measurement standards.

Q: When should I choose M4 threaded studs over M5?

A: M4 threaded studs (4mm diameter) are ideal for lighter-duty applications where space is limited, while M5 studs (5mm) offer higher strength for medium-duty fastening needs.

Q: Are stainless steel threaded studs corrosion-resistant?

A: Yes, stainless steel threaded studs provide excellent corrosion resistance, making them suitable for outdoor, marine, or high-moisture environments compared to carbon steel variants.

Q: Can I use standard nuts with 18mm threaded studs?

A: Yes, as long as the nut's thread pitch and diameter (metric or imperial) match the 18mm stud's specifications. Always verify thread compatibility before installation.

Q: How do I select the right threaded stud material for my project?

A: Consider environment and load requirements: stainless steel offers corrosion resistance, while carbon steel provides higher strength. Verify temperature and chemical exposure limits for optimal performance.