DIN6334 Grade 18-8 Plain Finish Stainless Steel Hex Coupling Nuts Hex Long Nuts
Metric 18-8 Stainless Steel Coupling Nuts
Product Description:
Made from 18-8 stainless steel, these metric coupling nuts have good chemical resistance and may be mildly magnetic.
Also known as extension nuts, use them to connect and extend threaded rods.
Product Drawing:
| Hexagon coupling nuts | ||
| DIN6334 | ||
![]() |
||
| d(mm) | s(mm) | L(mm) |
| M6 | 10 | 18 |
| M8 | 13 | 24 |
| M10 | 17 | 30 |
| M12 | 19 | 36 |
| M14 | 22 | 42 |
| M16 | 24 | 48 |
| M18 | 27 | 54 |
| M20 | 30 | 60 |
| M22 | 32 | 66 |
| M24 | 36 | 72 |
| M27 | 41 | 81 |
| M30 | 46 | 90 |
| M36 | 55 | 108 |
Product Features:
An iron based material with a minimum of 10.5% chromium.
This material is known for its corrosion resistance and has varying strengths depending on the amount of chromium and nickel alloy.
The chromium form a protective layer when exposed to oxygen,keeping the steel underneath from corroding.
There are over 150grades of this material with the 304 and 316 series being the most common.
Testing Process:
Get in Touch
Have questions about our products or want to discuss a custom order? Our team is ready to help you.

