{"id":3617,"date":"2021-02-23T06:07:45","date_gmt":"2021-02-23T06:07:45","guid":{"rendered":"http:\/\/conex-casting.com\/?page_id=3617"},"modified":"2021-03-04T14:32:06","modified_gmt":"2021-03-04T14:32:06","slug":"c93800-cda-938-ligas-de-estanho-com-chumbo","status":"publish","type":"page","link":"https:\/\/conex-casting.com\/pt-br\/c93800-cda-938-ligas-de-estanho-com-chumbo\/","title":{"rendered":"C93800 CDA 938 Ligas de estanho com chumbo"},"content":{"rendered":"

Ligas de estanho com chumbo C93800 \/ CDA 938<\/strong><\/span><\/span><\/p>\n

Especifica\u00e7\u00e3o: <\/strong><\/p>\n\n\n\n\n\n
CDA<\/th>\nASTM<\/th>\nAsarcon<\/th>\nSAE<\/th>\nAMS<\/th>\nFederal<\/th>\nMilitar<\/th>\nOutro<\/th>\n<\/tr>\n<\/tbody>\n
C938<\/td>\nB505
\nB505M
\nB66
\nB144-3D<\/td>\n		715<\/td>\n<\/td>\n<\/td>\nQQ-C-390, E6;
\nQQ-B-1005, COMP 19<\/td>\n		MIL-B-11553, COMP 19<\/td>\nMetal anti-\u00e1cido<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

Composi\u00e7\u00e3o Qu\u00edmica: <\/strong><\/p>\n\n\n\n\n\n\n\n
Cu%<\/th>\nPb%<\/th>\nSn%<\/th>\nZn%<\/th>\nFe%<\/th>\nP%1<\/sup><\/th>\nNi%2<\/sup><\/th>\nAl%<\/th>\nS%<\/th>\nSb%<\/th>\nSi%<\/th>\n<\/tr>\n<\/tbody>\n
\n
Composi\u00e7\u00e3o qu\u00edmica de acordo com ASTM B505 \/ B505M-18<\/div>\n
<\/div>\n
1 <\/sup> Para vazamentos cont\u00ednuos, P deve ser 1,5%, m\u00e1x. 2 <\/sup> O valor Ni inclui Co.<\/div>\n
Nota: Cu + Soma dos Elementos Nomeados, 99,0% min. Valores \u00fanicos representam m\u00e1ximos.<\/div>\n<\/td>\n<\/tr>\n<\/tfoot>\n
75,00-
\n79,00<\/td>\n		13,00-
\n16,00<\/td>\n		6,30-
\n7,50<\/td>\n		0,80<\/td>\n0,15<\/td>\n0,05<\/td>\n1,00<\/td>\n0,005<\/td>\n0,08<\/td>\n0,80<\/td>\n0,005<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

Usinabilidade: <\/strong><\/p>\n\n\n\n\n\n
Liga de cobre No. UNS<\/th>\nClassifica\u00e7\u00e3o de usinabilidade<\/th>\nDensidade (lb \/ in 3 <\/sup> a 68 \u00b0 F)<\/th>\n<\/tr>\n<\/tbody>\n
C938<\/td>\n80<\/td>\n0,334<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

Propriedades Mec\u00e2nicas: <\/strong><\/p>\n\n\n\n\n\n\n\n\n
\n
Propriedades mec\u00e2nicas de acordo com ASTM B505 \/ B505M-18<\/div>\n<\/td>\n<\/tr>\n<\/tfoot>\n
Resist\u00eancia \u00e0 tra\u00e7\u00e3o, min<\/th>\nFor\u00e7a de rendimento, a 0,5% de extens\u00e3o sob carga, min<\/th>\nAlongamento, em 2 pol. ou 50 mm min<\/th>\nDureza Brinell (carga de 500 kg)<\/th>\nObserva\u00e7\u00f5es<\/th>\n<\/tr>\n
ksi<\/th>\nMPa<\/th>\nksi<\/th>\nMPa<\/th>\n%<\/th>\nBHN t\u00edpico<\/th>\n<\/th>\n<\/tr>\n<\/tbody>\n
25<\/td>\n172<\/td>\n16<\/td>\n110<\/td>\n5<\/td>\n55<\/td>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

Propriedades F\u00edsicas: <\/strong><\/p>\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n
\n
Propriedades f\u00edsicas fornecidas pelo CDA<\/div>\n<\/td>\n<\/tr>\n<\/tfoot>\n
<\/th>\nCostumeiros nos EUA<\/th>\nM\u00e9trica<\/th>\n<\/tr>\n<\/tbody>\n
Ponto de fus\u00e3o – Liquidus <\/strong><\/td>\n1730 \u00b0 F<\/td>\n943 \u00b0 C<\/td>\n<\/tr>\n
Ponto de fus\u00e3o – Solidus <\/strong><\/td>\n1570 \u00b0 F<\/td>\n854 \u00b0 C<\/td>\n<\/tr>\n
Densidade<\/strong><\/td>\n0,334 lb \/ pol 3 <\/sup> a 68 \u00b0 F<\/td>\n9,25 gm \/ cm 3 <\/sup> a 20 \u00b0 C<\/td>\n<\/tr>\n
Gravidade espec\u00edfica <\/strong><\/td>\n9,25<\/td>\n9,25<\/td>\n<\/tr>\n
Condutividade el\u00e9trica <\/strong><\/td>\n11% IACS a 68 \u00b0 F<\/td>\n0,066 MegaSiemens \/ cm a 20 \u00b0 C<\/td>\n<\/tr>\n
Condutividade t\u00e9rmica <\/strong><\/td>\n30,2 Btu \/ p\u00e9s quadrados \/ p\u00e9s hr \/ \u00b0 F a 68 \u00b0 F<\/td>\n52,3 W \/ m a 20 \u00b0 C<\/td>\n<\/tr>\n
Coeficiente de expans\u00e3o t\u00e9rmica 68-392 <\/strong><\/td>\n10,3 \u00b7 10 -6 <\/sup> por \u00b0 F (68-392 \u00b0 F)<\/td>\n17,8 \u00b7 10 -6 <\/sup> por \u00b0 C (20-200 \u00b0 C)<\/td>\n<\/tr>\n
Capacidade de calor espec\u00edfica <\/strong><\/td>\n0,09 Btu \/ lb \/ \u00b0 F a 68 \u00b0 F<\/td>\n377,1 J \/ kg a 293 \u00b0 C<\/td>\n<\/tr>\n
M\u00f3dulo de elasticidade na tens\u00e3o <\/strong><\/td>\n10500 ksi<\/td>\n72400 MPa<\/td>\n<\/tr>\n
Derretimento Incipiente <\/strong><\/td>\n600 \u00b0 F<\/td>\n316 \u00b0 C<\/td>\n<\/tr>\n
Permeabilidade magn\u00e9tica <\/strong><\/td>\n1<\/td>\n1<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

Propriedades de Fabrica\u00e7\u00e3o: <\/strong><\/p>\n\n\n\n\n\n\n\n\n\n\n\n
\n
Propriedades de fabrica\u00e7\u00e3o fornecidas pelo CDA<\/div>\n
<\/div>\n
1 <\/sup> Visto que a brasagem \u00e9 realizada na faixa de temperatura curta quente, a tens\u00e3o deve ser evitada durante a brasagem e resfriamento.<\/div>\n<\/td>\n<\/tr>\n<\/tfoot>\n
T\u00e9cnica de uni\u00e3o<\/th>\nAdequa\u00e7\u00e3o<\/th>\n<\/tr>\n<\/tbody>\n
Soldar<\/strong><\/td>\nBom<\/td>\n<\/tr>\n
Brazing<\/strong><\/td>\nRuim<\/td>\n<\/tr>\n
Soldagem de oxiacetileno <\/strong><\/td>\nN\u00e3o recomendado<\/td>\n<\/tr>\n
Soldagem a arco protegido com g\u00e1s <\/strong><\/td>\nN\u00e3o recomendado<\/td>\n<\/tr>\n
Soldagem a arco de metal revestido <\/strong><\/td>\nN\u00e3o recomendado<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

Propriedades t\u00e9rmicas: <\/strong><\/p>\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n
\n
Propriedades t\u00e9rmicas fornecidas pelo CDA<\/div>\n<\/td>\n<\/tr>\n<\/tfoot>\n
Tratamento<\/th>\nTemp.\/Hora – EUA<\/th>\nTemp.\/Time – SI<\/th>\n<\/tr>\n<\/tbody>\n
Temperatura de estresse <\/strong><\/td>\n500<\/td>\n260<\/td>\n<\/tr>\n
Solu\u00e7\u00e3o m\u00ednima <\/strong><\/td>\n<\/td>\n<\/td>\n<\/tr>\n
Solu\u00e7\u00e3o m\u00e1xima <\/strong><\/td>\n<\/td>\n<\/td>\n<\/tr>\n
Tempo da solu\u00e7\u00e3o <\/strong><\/td>\n0,0<\/td>\n<\/td>\n<\/tr>\n
Solu\u00e7\u00e3o M\u00e9dia <\/strong><\/td>\n<\/td>\n<\/td>\n<\/tr>\n
Valor de precipita\u00e7\u00e3o <\/strong><\/td>\n<\/td>\n<\/td>\n<\/tr>\n
Tempo de precipita\u00e7\u00e3o <\/strong><\/td>\n<\/td>\n<\/td>\n<\/tr>\n
Precipita\u00e7\u00e3o M\u00e9dia <\/strong><\/td>\n<\/td>\n<\/td>\n<\/tr>\n
M\u00ednimo de recozimento <\/strong><\/td>\n<\/td>\n<\/td>\n<\/tr>\n
M\u00e1ximo de recozimento <\/strong><\/td>\n<\/td>\n<\/td>\n<\/tr>\n
Tempo de recozimento <\/strong><\/td>\n<\/td>\n<\/td>\n<\/tr>\n
M\u00ednimo de trabalhos a quente <\/strong><\/td>\n<\/td>\n<\/td>\n<\/tr>\n
M\u00e1ximo de trabalhos a quente <\/strong><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n","protected":false},"excerpt":{"rendered":"

Ligas de estanho com chumbo C93800 \/ CDA 938 Especifica\u00e7\u00e3o: CDA ASTM Asarcon SAE AMS Federal Militar Outro C938 B505 B505M B66 B144-3D 715 QQ-C-390, E6; QQ-B-1005, COMP 19 MIL-B-11553, COMP 19 Metal anti-\u00e1cido Composi\u00e7\u00e3o Qu\u00edmica: Cu% Pb% Sn% Zn% Fe% P%1 Ni%2 Al% S% Sb% Si% Composi\u00e7\u00e3o qu\u00edmica de acordo com ASTM B505 \/ […]<\/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-3617","page","type-page","status-publish","hentry"],"_links":{"self":[{"href":"https:\/\/conex-casting.com\/pt-br\/wp-json\/wp\/v2\/pages\/3617","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/conex-casting.com\/pt-br\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/conex-casting.com\/pt-br\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/conex-casting.com\/pt-br\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/conex-casting.com\/pt-br\/wp-json\/wp\/v2\/comments?post=3617"}],"version-history":[{"count":2,"href":"https:\/\/conex-casting.com\/pt-br\/wp-json\/wp\/v2\/pages\/3617\/revisions"}],"predecessor-version":[{"id":4411,"href":"https:\/\/conex-casting.com\/pt-br\/wp-json\/wp\/v2\/pages\/3617\/revisions\/4411"}],"wp:attachment":[{"href":"https:\/\/conex-casting.com\/pt-br\/wp-json\/wp\/v2\/media?parent=3617"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}