Comparaison des Normes de Fixations: DIN vs ISO vs ASTM vs ANSI
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Comparaison des Normes de Fixations: DIN vs ISO vs ASTM vs ANSI

2026-06-02· ~10 min read

Comparaison complète des normes de fixations mondiales. Comprendre les normes DIN, ISO, ASTM, ANSI et BS pour boulons, écrous, vis et rondelles dans le commerce international.

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Understanding Fastener Standards Systems

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Head Marking Comparison

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Metric GradeTensile Strength (MPa)Equivalent ASTM GradeHead Marking
4.8400Grade 2None or 4.8
8.8800Grade 58.8
10.91000Grade 810.9
12.91200Grade B12.9

Thread Standards: Metric vs UNC/UNF

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Common Standard Equivalents

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Questions Fréquentes

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