NF EN ISO 3506-1
Mechanical properties of corrosion-resistant stainless-steel fasteners. Part 1 : bolts, screws and studs.
Le présent document fait partie d'un ensemble de trois normes définissant les caractéristiques mécaniques des éléments de fixation en acier inoxydable austénitique, ferritique et martensitique : - NF ISO/DIS 3506-2 (indice de classement : E 25-400-6) pour les écrous ; - NF ISO/DIS 3506-3 (indice de classement : E 25-100-8) pour les vis sans tête et éléments similaires.
<p>ISO 3506-1:2009 specifies the mechanical properties of bolts, screws and studs made of austenitic, martensitic and ferritic steel grades of corrosion-resistant stainless steels, when tested over an ambient temperature range of 10 °C to 35 °C. Properties vary at higher or lower temperatures.</p> <p>ISO 3506-1:2009 applies to bolts, screws and studs</p> <p>- with nominal thread diameter <i>d</i> ≤ 39 mm,</p> <p>- of triangular ISO metric threads with diameters and pitches in accordance with ISO 68-1, ISO 261 and ISO 262, and</p> <p>- of any shape.</p> <p>It does not apply to screws with special properties, such as weldability.</p>
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