When Specialty Nails are required in A4 Stainless Steel, the alternative grades and the trade-offs between them matter as much as the dimensions. This page covers both, plus mechanical and corrosion data.
Why Choose A4 Stainless Steel for Specialty Nails
Specified for marine, coastal and chemical applications. For specialty nails, this matters when superior, including marine and chloride environments is the primary requirement.
Mechanical & Physical Properties
| Grade designation | A4-80 (316) |
|---|---|
| Magnetic response | Largely non-magnetic |
| Service temperature | approx. -200 °C to +400 °C |
| Corrosion characteristic | Superior, including marine and chloride environments |
Corrosion Behavior in Service
A4 (316) adds 2–3% molybdenum to the A2 (304) composition, which dramatically improves resistance to chloride-pitting corrosion. For Specialty Nails in marine, coastal, swimming-pool or food-processing environments, A4 is the default selection.
Comparable Grades
For Specialty Nails, the alternative stainless grade is A2 (304). A2 (304) suits general indoor and outdoor service; A4 (316) adds molybdenum for marine and chloride environments. Where higher strength matters more than corrosion, switch to plated alloy-steel class 8.8 or 10.9.
Sizes of Specialty Nails Available in A4 Stainless Steel
| Nail type | Diameter (mm) | Common length range (mm) | Head diameter (mm) | Point form | Application | Reference standard |
|---|---|---|---|---|---|---|
| Round steel nail | 1.8 | 32~65 | 4.5 | Pointed | General woodworking | DIN 1151 |
| Round steel nail | 2.5 | 45~90 | 6.5 | Pointed | General woodworking | DIN 1151 |
| Round steel nail | 3.1 | 60~120 | 7.5 | Pointed | Structural woodworking | DIN 1151 |
| Round steel nail | 3.8 | 80~150 | 9.5 | Pointed | Structural woodworking | DIN 1151 |
| Spiral nail | 2.5 | 45~90 | 5.5 | Pointed | Pallet / crate | Industry standard |
| Spiral nail | 3.1 | 60~120 | 7.5 | Pointed | Pallet / crate | Industry standard |
| Ring-shank nail | 2.5 | 45~75 | 6.5 | Pointed | Pull-out resistant | DIN 1052 |
| Ring-shank nail | 3.1 | 60~100 | 7.5 | Pointed | Pull-out resistant | DIN 1052 |
| Concrete steel nail | 2.5 | 20~50 | 5.5 | Hardened taper | Concrete / masonry | Industry standard |
| Concrete steel nail | 3.0 | 30~60 | 6.5 | Hardened taper | Concrete / masonry | Industry standard |
| Pneumatic nail | 1.6 | 15~50 | 3.0 | D-head | For nail gun | Industry standard |
| Pneumatic nail | 2.0 | 25~65 | 3.5 | D-head | For nail gun | Industry standard |
| Staple | 1.4 | 10~20 | - | Double-pointed | Cable / hose fixing | Industry standard |
| Staple | 1.8 | 14~25 | - | Double-pointed | Cable / hose fixing | Industry standard |
| Staple | 2.0 | 16~32 | - | Double-pointed | Cable / hose fixing | Industry standard |