A4 Stainless Steel Wire Nails pairs the standard DIN 1151 with a A4 Stainless Steel base material. The sections below cover why engineers select this grade for wire nails, its corrosion and temperature behavior, and the sizes available.
Why Choose A4 Stainless Steel for Wire Nails
Specified for marine, coastal and chemical applications. For wire 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 |
Galvanic & Galling Considerations
Two important notes for stainless wire nails: (1) stainless can gall on stainless threads under load — use a thread lubricant or anti-galling compound, especially for M6 and below; (2) when joined to aluminum or galvanized steel, stainless can drive galvanic corrosion of the less-noble metal in wet service — isolate with a coating or sleeve where appropriate.
Comparable Grades
For Wire 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 Wire Nails Available in A4 Stainless Steel
| Diameter d (mm) | Length l (mm) | Head diameter dk (mm) | Head type | Material | Reference standard |
|---|---|---|---|---|---|
| 1.0 | 20 | 2.5 | Dome head | Low-carbon steel wire | DIN 1151 / ISO 1051 |
| 1.2 | 25 | 3.0 | Dome head | Low-carbon steel wire | DIN 1151 / ISO 1051 |
| 1.4 | 30 | 3.5 | Dome head | Low-carbon steel wire | DIN 1151 / ISO 1051 |
| 1.6 | 35 | 4.0 | Dome head | Low-carbon steel wire | DIN 1151 / ISO 1051 |
| 1.8 | 40 | 4.5 | Dome head | Low-carbon steel wire | DIN 1151 / ISO 1051 |
| 2.0 | 40 | 5.0 | Dome head | Low-carbon steel wire | DIN 1151 / ISO 1051 |
| 2.0 | 50 | 5.0 | Dome head | Low-carbon steel wire | DIN 1151 / ISO 1051 |
| 2.5 | 50 | 6.5 | Dome head | Low-carbon steel wire | DIN 1151 / ISO 1051 |
| 2.5 | 60 | 6.5 | Dome head | Low-carbon steel wire | DIN 1151 / ISO 1051 |
| 2.8 | 65 | 7.0 | Dome head | Low-carbon steel wire | DIN 1151 / ISO 1051 |
| 3.0 | 60 | 7.5 | Dome head | Low-carbon steel wire | DIN 1151 / ISO 1051 |
| 3.0 | 70 | 7.5 | Dome head | Low-carbon steel wire | DIN 1151 / ISO 1051 |
| 3.0 | 80 | 7.5 | Dome head | Low-carbon steel wire | DIN 1151 / ISO 1051 |
| 3.4 | 80 | 8.5 | Dome head | Low-carbon steel wire | DIN 1151 / ISO 1051 |
| 3.4 | 90 | 8.5 | Dome head | Low-carbon steel wire | DIN 1151 / ISO 1051 |
| 3.8 | 90 | 9.5 | Dome head | Low-carbon steel wire | DIN 1151 / ISO 1051 |
| 3.8 | 100 | 9.5 | Dome head | Low-carbon steel wire | DIN 1151 / ISO 1051 |
| 4.2 | 100 | 10.5 | Dome head | Low-carbon steel wire | DIN 1151 / ISO 1051 |
| 4.2 | 110 | 10.5 | Dome head | Low-carbon steel wire | DIN 1151 / ISO 1051 |
| 4.6 | 110 | 11.5 | Dome head | Low-carbon steel wire | DIN 1151 / ISO 1051 |
| 4.6 | 120 | 11.5 | Dome head | Low-carbon steel wire | DIN 1151 / ISO 1051 |
| 5.0 | 120 | 12.5 | Dome head | Low-carbon steel wire | DIN 1151 / ISO 1051 |
| 5.0 | 130 | 12.5 | Dome head | Low-carbon steel wire | DIN 1151 / ISO 1051 |
| 5.5 | 130 | 14.0 | Dome head | Low-carbon steel wire | DIN 1151 / ISO 1051 |
| 5.5 | 140 | 14.0 | Dome head | Low-carbon steel wire | DIN 1151 / ISO 1051 |
| 5.5 | 150 | 14.0 | Dome head | Low-carbon steel wire | DIN 1151 / ISO 1051 |
| 6.0 | 150 | 15.0 | Dome head | Low-carbon steel wire | DIN 1151 / ISO 1051 |
| 6.0 | 160 | 15.0 | Dome head | Low-carbon steel wire | DIN 1151 / ISO 1051 |
| 6.7 | 160 | 17.0 | Dome head | Low-carbon steel wire | DIN 1151 / ISO 1051 |
| 6.7 | 180 | 17.0 | Dome head | Low-carbon steel wire | DIN 1151 / ISO 1051 |