Qualità senza compromessi

100Cr6 (1.3505)

EN ISO 683-17

ricotto globurale (+AC) 

PROPRIETÀ ED IMPIEGHI

L’acciaio 100Cr6 è un acciaio al carbonio-cromo di alta qualità, ampiamente riconosciuto come lo standard di riferimento per la produzione di componenti volventi, in particolare sfere, rulli e anelli per cuscinetti. La sua popolarità deriva da un equilibrio ottimale tra durezza, lavorabilità e stabilità dimensionale, rendendolo uno dei materiali più utilizzati nel settore dei cuscinetti volventi, sia per applicazioni ad alte prestazioni che per produzioni su larga scala. Buona temprabilità, il 100Cr6 consente una tempra efficace su sezioni fino a 30 mm di diametro, garantendo una struttura martensitica omogenea con elevate durezze superficiali. Allo stato temprato e rinvenuto, il materiale presenta eccellente durezza superficiale (58–62 HRC), che assicura un’elevata resistenza all’usura da contatto e fatica volvente. Nello stato ricotto sferoidale (globulare), l'acciaio offre buona lavorabilità alle macchine utensili, favorendo l'ottimizzazione dei cicli di produzione prima della tempra. Anche dopo trattamenti termici, l’acciaio mantiene indeformabilità e tolleranze strette, qualità essenziali per componenti volventi ad alta precisione, garantendo una buona stabilità dimensionale.
acciaio 100Cr6 (1.3505)

Le applicazioni tipiche dell'acciaio 100Cr6 sono:

  • rulli e sfere per cuscinetti di piccole e medie dimensioni
  • ghiere e anelli per cuscinetti a sfere, rulli e rullini
  • piccoli cilindri per laminazione a freddo
  • fusi, camme e componenti rotanti per macchine tessili
  • alberi di precisione, ralle e supporti soggetti a usura

Il 100CrMo7-3 è una variante del 100Cr6 legata con Mo e Ni e leggermente più alto Mn e Cr. Rispetto al 100Cr6, il 100CrMo7-3 ha maggiore affinamento del grano e maggiore profondità di tempra, a parità di carbonio ed è preferibile per diametri maggiori o carichi più gravosi mantenendo una elevata durezza più in profondità nel pezzo. Il 100CrMo7-3 viene usato quando è richiesta tempra profonda: cuscinetti grandi o ruote dentate di grandi dimensioni, rulli per impieghi gravosi, dove si sfrutta la maggiore resistenza a fatica e tenacità indotta dal Mo.

 

CORRISPONDENZA DESIGNAZIONI INTERNAZIONALI

QUALITÀEUROPAGERMANIAFRANCIASPAGNAG.B.USA
ENDINW.n.AFNORUNEB.S.AISI/SAE
100Cr6 100Cr6 100Cr6 1.3505 100Cr6 F1310 535A99 52100

 

COMPOSIZIONE CHIMICA % (EN ISO 683-17)

DESIGNAZIONE ACCIAIOCOMPOSIZIONE CHIMICA
SIMBOLICANUMERICACSiMnP
max
S
max
CrMo
max
NiVWAl
max
100Cr6 B1 0,93 ÷ 1,05 0,15 ÷ 0,35 0,25 ÷ 0,45 0,025 0,015 1,35 ÷ 1,60 0,10 - - - 0,050

I LIMITI DI CONCENTRAZIONE DEGLI ELEMENTI NON INDICATI IN TABELLA SONO DESUMIBILI DALLA NORMA EN 10020. 

 

CARATTERISTICHE MECCANICHE

QUALITÀ DI ACCIAIODIAMETRO DEL BARROTTOPROVA DI TRAZIONEPROVA DI RESILIENZA
KCU min
CARICO UNITARIO DI ROTTURA
R
CARICO UNITARIO DI SCOSTAMENTO DALLA PROPORZIONALITÀ
Rp 0,2 min
ALLUNGAMENTO
A min
mmN/mm2kgf/mm2N/mm2kgf/mm2%J
100Cr6 11
(30)
(63)
1080÷1470
(830÷1130)
-
110÷150
(85÷115)
-
835
(590)
-
85
(60)
-
9
(10)
-
30
(32,5)
-

 

 

 

NORMALMENTE DISPONIBILE A MAGAZZINO

COLORAZIONE M.T.QUALITÀTRATTAMENTO TERMICOSTATO SUPERFICIALEDIAMETRO (mm)
100Cr6 Ricotto globurale (+AC) laminato
trafilato / pelato h11
28-85
20-80

 

 

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  • SELECT `alias`,`catid` FROM mtcca_content WHERE `id` = :key431μs3.87KBParams/libraries/src/Component/Router/Rules/PreprocessRules.php:123Copy
  • SELECT `alias`,`catid` FROM mtcca_content WHERE `id` = :key393μs1.37KBParams/libraries/src/Component/Router/Rules/PreprocessRules.php:123Copy
  • SELECT `c`.`id`,`c`.`asset_id`,`c`.`access`,`c`.`alias`,`c`.`checked_out`,`c`.`checked_out_time`,`c`.`created_time`,`c`.`created_user_id`,`c`.`description`,`c`.`extension`,`c`.`hits`,`c`.`language`,`c`.`level`,`c`.`lft`,`c`.`metadata`,`c`.`metadesc`,`c`.`metakey`,`c`.`modified_time`,`c`.`note`,`c`.`params`,`c`.`parent_id`,`c`.`path`,`c`.`published`,`c`.`rgt`,`c`.`title`,`c`.`modified_user_id`,`c`.`version`, CASE WHEN CHAR_LENGTH(`c`.`alias`) != 0 THEN CONCAT_WS(':', `c`.`id`, `c`.`alias`) ELSE `c`.`id` END as `slug` FROM `mtcca_categories` AS `s` INNER JOIN `mtcca_categories` AS `c` ON (`s`.`lft` < `c`.`lft` AND `c`.`lft` < `s`.`rgt` AND `c`.`language` IN (:preparedArray3,:preparedArray4)) OR (`c`.`lft` <= `s`.`lft` AND `s`.`rgt` <= `c`.`rgt`) WHERE (`c`.`extension` = :extension OR `c`.`extension` = 'system') AND `c`.`access` IN (:preparedArray1,:preparedArray2) AND `c`.`published` = 1 AND `s`.`id` = :id ORDER BY `c`.`lft`905μs3.98KBParams/libraries/src/Categories/Categories.php:375Copy
  • SELECT `session_id` FROM `mtcca_session` WHERE `session_id` = ?376μs1008BParams/libraries/vendor/joomla/session/src/Handler/DatabaseHandler.php:277Copy
  • INSERT INTO `mtcca_session` (`data`,`time`,`session_id`) VALUES (?, ?, ?)449μs544BParams/libraries/vendor/joomla/session/src/Handler/DatabaseHandler.php:301Copy