DIN 7500ME (DIN) and UNI 8113 (UNI) are equivalent fastener standards that specify the same or very similar products. Both standards cover 2 fastener types in our database.
DIN 7500ME (DIN standard) and UNI 8113 (UNI standard) are equivalent standards that define the same fastener geometry and mechanical requirements. Minor differences may exist in tolerances, marking requirements, or referenced test methods, but the products are interchangeable in most applications. Always verify specific project requirements with your engineer.
| Property | DIN 7500ME | UNI 8113 |
|---|---|---|
| Standard Body | DIN | UNI |
| Product Types | 2 fastener types | |
| Interchangeable? | Yes — equivalent standard | |
From: Cross Recessed Countersunk Head Forming Screws — applies to both DIN 7500ME and UNI 8113
| Size | P | s_max | s_min |
|---|---|---|---|
| M2.5 | 0.5 | 6 | 1.5 |
| M3 | 0.8 | 10 | 2.5 |
| M4 | 1 | 12 | 3 |
Both DIN 7500ME and UNI 8113 fasteners are available with various surface treatments. Common options for these standards include:
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