247 SI (système international d'unités) ··························································································· Quantificateurs, symboles des unités, symboles chimiques et symboles des éléments ············· Calcul de l'aire, du centre de gravité et du moment d'inertie géométrique ······························· Plages de rugosité par divers processus ·················································································· Indications de tolérance géométrique ······················································································· Plages de rugosité par divers processus ·················································································· Base de la sélection des fixations / Tolérances de dimension et fixation ··································· Tolérance de dimension pour la fixation régulièrement utilisée ················································· Rugosité de la surface ············································································································· Consignes de conception de la texture de la surface ································································ Tableau de conversion des duretés ·························································································· Filetages métriques normaux ··································································································· Filetages métriques fins ··········································································································· Filetages de tuyaux coniques ··································································································· Vis d'assemblage à tête à six pans creux ················································································· Force de serrage axiale des boulons et couple de serrage appropriés ······································ Résistance des boulons, des vis d'obturation et des goupilles cylindriques ······························· Vis de fixation à tête à six pans creux Type plat ······································································· Boulons hexagonaux ················································································································ Ecrous hexagonaux/Goupilles fendues ····················································································· Goupilles élastiques/Bagues de retenue Type E ········································································ Bagues de retenue de type C ··································································································· Clavettes et logements de clavette ··························································································· Variétés et applications ············································································································ Types et couleurs apparentes du traitement de surface ···························································· Durcissement et méthodes de test de dureté ··········································································· Tailles de matériau standard ···································································································· Comparaisons des matériaux aux normes JIS et aux normes étrangères ·································· Tableau comparatif des marques d'acier / Dureté des matériaux et outils correspondants ······· Informations techniques générales Matériaux 249 251 252 253 254 255 256 257 258 259 260 261 262 263 264 266 267 268 269 270 271 272 274 276 279 280 281 283 285 Informations techniques présentation
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