{"id":5475,"date":"2021-03-17T05:44:54","date_gmt":"2021-03-17T05:44:54","guid":{"rendered":"http:\/\/conex-casting.com\/?page_id=5475"},"modified":"2021-03-17T05:44:54","modified_gmt":"2021-03-17T05:44:54","slug":"c87500-cda-875-alliages-de-cuivre-et-de-bronze-au-silicium","status":"publish","type":"page","link":"https:\/\/conex-casting.com\/fr\/c87500-cda-875-alliages-de-cuivre-et-de-bronze-au-silicium\/","title":{"rendered":"C87500 CDA 875 Alliages de cuivre et de bronze au silicium"},"content":{"rendered":"

C87500 \/ CDA 875 Alliages de cuivre et de bronze au silicium<\/strong><\/span><\/p>\n

Normes de coul\u00e9e :<\/strong><\/p>\n\n\n\n\n\n
ASTM (B S\u00e9ries)<\/td>\nB584<\/td>\n<\/tr>\n
SAE (J S\u00e9ries)<\/td>\nJ462<\/td>\n<\/tr>\n
F\u00e9d\u00e9ral (QQ-C- S\u00e9ries)<\/td>\n390<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

Composition du cahier des charges :<\/strong><\/p>\n\n\n\n\n\n\n\n\n\n
<\/td>\nMinimum<\/span><\/strong><\/td>\nMaximum<\/strong><\/span><\/td>\n<\/tr>\n
Le cuivre (Cu)<\/td>\n79<\/td>\n<\/td>\n<\/tr>\n
Mener (Pb)<\/td>\n<\/td>\n0.5<\/td>\n<\/tr>\n
Zinc (Zn)<\/td>\n12<\/td>\n16<\/td>\n<\/tr>\n
Aluminum (Al)<\/td>\n–<\/td>\n0.5<\/td>\n<\/tr>\n
Silicium (Si)<\/td>\n3<\/td>\n5<\/td>\n<\/tr>\n
Cuivre + somme des \u00e9l\u00e9ments nomm\u00e9s<\/td>\n99.5<\/td>\n5<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

Propri\u00e9t\u00e9s des sp\u00e9cifications :<\/strong><\/p>\n\n\n\n\n\n
Le traitement thermique \u00ab\u00a0F\u00a0\u00bb indique une fusion<\/span><\/strong><\/td>\n\u00c9tat du traitement thermique<\/span><\/strong><\/td>\nLe minimum<\/span><\/strong><\/td>\n<\/tr>\n
R\u00e9sistance \u00e0 la traction (ksi)<\/td>\nF<\/td>\n60<\/td>\n<\/tr>\n
Limite d’\u00e9lasticit\u00e9 (extension de 0,5% sous charge) (ksi)<\/td>\nF<\/td>\n24<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

propri\u00e9t\u00e9s typiques :<\/strong><\/p>\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n
<\/td>\n\u00c9tat du traitement thermique<\/span><\/strong><\/td>\nTypique<\/span><\/strong><\/td>\n<\/tr>\n
R\u00e9duction de surface (%)<\/td>\n<\/td>\n20<\/td>\n<\/tr>\n
Module d’\u00e9lasticit\u00e9 (ksi)<\/td>\n<\/td>\n15400<\/td>\n<\/tr>\n
Duret\u00e9 (Brinell) (HB @ 500kg)<\/td>\n<\/td>\n115<\/td>\n<\/tr>\n
Usinabilit\u00e9 (% de laiton coup\u00e9 libre)<\/td>\n<\/td>\n50<\/td>\n<\/tr>\n
R\u00e9sistance \u00e0 la fatigue (10 ^ 8 cycles) (ksi)<\/td>\n<\/td>\n22<\/td>\n<\/tr>\n
R\u00e9sistance \u00e0 la fatigue (10 ^ 8 cycles) (ft-lb)<\/td>\n<\/td>\n32<\/td>\n<\/tr>\n
R\u00e9sistance \u00e0 la compression (0.001 in. set\/in.) (ksi)<\/td>\n<\/td>\n26.5<\/td>\n<\/tr>\n
R\u00e9sistance \u00e0 la compression (0.010 in. set\/in.) (ksi)<\/td>\n<\/td>\n43<\/td>\n<\/tr>\n
R\u00e9sistance \u00e0 la compression (0.100 in. set\/in.) (ksi)<\/td>\n<\/td>\n75<\/td>\n<\/tr>\n
Force de fluage (0.00001% per hour) (ksi)<\/td>\n<\/td>\n28 @ 350F<\/td>\n<\/tr>\n
Gamme de fusion (Liquidus-Solidus)(F)<\/td>\n<\/td>\n1510-1683<\/td>\n<\/tr>\n
Coefficient de dilatation thermique (per F @ 68-400F)<\/td>\n<\/td>\n0.0000109<\/td>\n<\/tr>\n
Conductivit\u00e9 thermique (Btu\/sq.ft\/ft.\/hr\/F @ 68F)<\/td>\n<\/td>\n16<\/td>\n<\/tr>\n
Chaleur sp\u00e9cifique(Btu\/lb\/F @ 68F)<\/td>\n<\/td>\n0.09<\/td>\n<\/tr>\n
Conductivit\u00e9 \u00e9lectrique(% IACS @ 68F)<\/td>\n<\/td>\n6.7<\/td>\n<\/tr>\n
Densit\u00e9(lb\/cu.in. @ 68F)<\/td>\n<\/td>\n0.299<\/td>\n<\/tr>\n
Temp\u00e9rature de coul\u00e9e (moulages l\u00e9gers) (F)<\/td>\n<\/td>\n1900-2000<\/td>\n<\/tr>\n
Temp\u00e9rature de coul\u00e9e (pi\u00e8ces moul\u00e9es lourdes) (F)<\/td>\n<\/td>\n1800-1900<\/td>\n<\/tr>\n
R\u00e9ducteurs de mod\u00e8les (in\/ft)<\/td>\n<\/td>\n15\/64<\/td>\n<\/tr>\n
Scories<\/td>\n<\/td>\nLow<\/td>\n<\/tr>\n
Gazage<\/td>\n<\/td>\nMoyen<\/td>\n<\/tr>\n
Fluidit\u00e9<\/td>\n<\/td>\nHigh<\/td>\n<\/tr>\n
Allongement (longueur de jauge de 2 pouces) (%)<\/td>\nF<\/td>\n17<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n","protected":false},"excerpt":{"rendered":"

C87500 \/ CDA 875 Alliages de cuivre et de bronze au silicium Normes de coul\u00e9e : ASTM (B S\u00e9ries) B584 SAE (J S\u00e9ries) J462 F\u00e9d\u00e9ral (QQ-C- S\u00e9ries) 390 Composition du cahier des charges : Minimum Maximum Le cuivre (Cu) 79 Mener (Pb) 0.5 Zinc (Zn) 12 16 Aluminum (Al) – 0.5 Silicium (Si) 3 5 […]<\/p>\n","protected":false},"author":1,"featured_media":0,"parent":0,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"_joinchat":[],"footnotes":""},"class_list":["post-5475","page","type-page","status-publish","hentry"],"_links":{"self":[{"href":"https:\/\/conex-casting.com\/fr\/wp-json\/wp\/v2\/pages\/5475","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/conex-casting.com\/fr\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/conex-casting.com\/fr\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/conex-casting.com\/fr\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/conex-casting.com\/fr\/wp-json\/wp\/v2\/comments?post=5475"}],"version-history":[{"count":2,"href":"https:\/\/conex-casting.com\/fr\/wp-json\/wp\/v2\/pages\/5475\/revisions"}],"predecessor-version":[{"id":5477,"href":"https:\/\/conex-casting.com\/fr\/wp-json\/wp\/v2\/pages\/5475\/revisions\/5477"}],"wp:attachment":[{"href":"https:\/\/conex-casting.com\/fr\/wp-json\/wp\/v2\/media?parent=5475"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}