“國(guo)(guo)之(zhi)大事，在(zai)祀(si)及(ji)戎。”對于(yu)中(zhong)國(guo)(guo)先秦中(zhong)原各(ge)國(guo)(guo)而(er)言，比(bi)較(jiao)大的(de)(de)事情莫過于(yu)祭(ji)祀(si)和(he)(he)對外。作為(wei)**當時**的(de)(de)金屬冶煉、鑄造技(ji)術(shu)的(de)(de)青(qing)(qing)銅(tong)，也(ye)(ye)主要用(yong)在(zai)祭(ji)祀(si)禮(li)儀(yi)和(he)(he)上。夏、商、周(zhou)三代所發現的(de)(de)青(qing)(qing)銅(tong)器(qi)(qi)，其功能(neng)（用(yong)）均為(wei)禮(li)儀(yi)用(yong)具和(he)(he)武器(qi)(qi)以及(ji)圍繞二(er)者(zhe)的(de)(de)附屬用(yong)具，這一點與世(shi)界各(ge)國(guo)(guo)青(qing)(qing)銅(tong)器(qi)(qi)有(you)區別，形成(cheng)了(le)具有(you)中(zhong)國(guo)(guo)傳統特色的(de)(de)青(qing)(qing)銅(tong)器(qi)(qi)文(wen)化體(ti)系(xi)。一般把中(zhong)國(guo)(guo)青(qing)(qing)銅(tong)器(qi)(qi)文(wen)化的(de)(de)發展劃分為(wei)三大階(jie)段，即形成(cheng)期(qi)(qi)(qi)(qi)、鼎盛時期(qi)(qi)(qi)(qi)和(he)(he)轉變期(qi)(qi)(qi)(qi)。形成(cheng)期(qi)(qi)(qi)(qi)是指(zhi)龍山時代，距今4500~4000年；鼎盛期(qi)(qi)(qi)(qi)即中(zhong)國(guo)(guo)青(qing)(qing)銅(tong)器(qi)(qi)時代，時代包括夏、商、西周(zhou)、春秋及(ji)戰國(guo)(guo)早期(qi)(qi)(qi)(qi)，延續時間約(yue)一千六百余年，也(ye)(ye)就(jiu)是中(zhong)國(guo)(guo)傳統體(ti)系(xi)的(de)(de)青(qing)(qing)銅(tong)器(qi)(qi)文(wen)化時代；轉變時期(qi)(qi)(qi)(qi)指(zhi)戰國(guo)(guo)末期(qi)(qi)(qi)(qi)~秦漢時期(qi)(qi)(qi)(qi)，青(qing)(qing)銅(tong)器(qi)(qi)已逐(zhu)步(bu)被鐵器(qi)(qi)取代，不(bu)僅數(shu)量(liang)上大減，而(er)且也(ye)(ye)由(you)原來(lai)禮(li)樂兵器(qi)(qi)及(ji)使(shi)用(yong)在(zai)禮(li)儀(yi)祭(ji)祀(si)，活動等(deng)等(deng)重要場合變成(cheng)日常(chang)用(yong)具，其相應的(de)(de)器(qi)(qi)別種類、構造特征、裝飾藝術(shu)也(ye)(ye)發生了(le)轉折性的(de)(de)變化。銅(tong)定制(zhi)服務，就(jiu)選(xuan)樂清市碩(shuo)振(zhen)銅(tong)業有(you)限公司(si)，用(yong)戶的(de)(de)信賴之(zhi)選(xuan)，有(you)想(xiang)法的(de)(de)不(bu)要錯(cuo)過哦！四川新能(neng)源銅(tong)廠家(jia)直銷

黃銅(tong)(tong)(tong)(tong)(tong)(tong)棒(bang)是用(yong)銅(tong)(tong)(tong)(tong)(tong)(tong)及鋅的(de)(de)(de)合金制造(zao)成的(de)(de)(de)棒(bang)狀物體(ti)，因色(se)黃而得(de)名。銅(tong)(tong)(tong)(tong)(tong)(tong)含(han)量56%~68%的(de)(de)(de)黃銅(tong)(tong)(tong)(tong)(tong)(tong)，其熔點為934~967度(du)。黃銅(tong)(tong)(tong)(tong)(tong)(tong)的(de)(de)(de)機械性(xing)(xing)能和(he)耐磨性(xing)(xing)能都(dou)很好，可(ke)用(yong)于(yu)制造(zao)精密儀(yi)器(qi)、船舶的(de)(de)(de)零件(jian)、炮的(de)(de)(de)彈殼等(deng)。含(han)鋅量不(bu)同，也(ye)會有不(bu)同的(de)(de)(de)顏色(se)，如(ru)含(han)鋅量為18%-20%會呈(cheng)(cheng)紅(hong)黃色(se)，而含(han)鋅量為20%-30%就會呈(cheng)(cheng)棕黃色(se)。另外黃銅(tong)(tong)(tong)(tong)(tong)(tong)敲(qiao)起來聲音獨(du)特(te)，因此東(dong)方(fang)的(de)(de)(de)鑼、鈸、鈴(ling)、號等(deng)樂(le)(le)(le)器(qi)，還有西方(fang)的(de)(de)(de)銅(tong)(tong)(tong)(tong)(tong)(tong)管樂(le)(le)(le)器(qi)都(dou)是用(yong)黃銅(tong)(tong)(tong)(tong)(tong)(tong)制作(zuo)的(de)(de)(de)。分(fen)(fen)類材(cai)(cai)質有：H59、H59-1、H59-2、H59-3、H60、H60-2、H62、H63、H65、H68、H70、H80、H90；C1100、C1020、C2680、C2800、C2600、C2801、C5191、C5210、C2200、C7521、C7541、C17200、C1070、C7701、QSn6.5-0.1、QSn8-0.3、QSn4-0.3、BZn18-18、BZn15-20、CuBe2等(deng)等(deng)諸(zhu)多材(cai)(cai)質58-3銅(tong)(tong)(tong)(tong)(tong)(tong)棒(bang)，59-1銅(tong)(tong)(tong)(tong)(tong)(tong)棒(bang)屬(shu)于(yu)易切削黃銅(tong)(tong)(tong)(tong)(tong)(tong),有環(huan)保黃銅(tong)(tong)(tong)(tong)(tong)(tong)棒(bang)和(he)普通黃銅(tong)(tong)(tong)(tong)(tong)(tong)棒(bang)之(zhi)分(fen)(fen)。一般**的(de)(de)(de)58-3銅(tong)(tong)(tong)(tong)(tong)(tong)棒(bang),59-1銅(tong)(tong)(tong)(tong)(tong)(tong)棒(bang)都(dou)是擠(ji)(ji)壓(ya)工藝(yi)的(de)(de)(de)，普通的(de)(de)(de)連鑄銅(tong)(tong)(tong)(tong)(tong)(tong)棒(bang)生(sheng)產的(de)(de)(de)銅(tong)(tong)(tong)(tong)(tong)(tong)棒(bang)各方(fang)面性(xing)(xing)能達不(bu)到，擠(ji)(ji)壓(ya)工藝(yi)的(de)(de)(de)銅(tong)(tong)(tong)(tong)(tong)(tong)棒(bang)具有抗拉性(xing)(xing)好，硬度(du)高(gao)，直度(du)高(gao)。一般在汽配(pei)，醫療配(pei)件(jian)，電(dian)器(qi)配(pei)件(jian)等(deng)精密銅(tong)(tong)(tong)(tong)(tong)(tong)零件(jian)方(fang)面用(yong)量比較多。山西新能源銅(tong)(tong)(tong)(tong)(tong)(tong)廠家直銷樂(le)(le)(le)清市(shi)碩振銅(tong)(tong)(tong)(tong)(tong)(tong)業有限公司致力(li)于(yu)提供銅(tong)(tong)(tong)(tong)(tong)(tong)定制服務，歡迎新老客戶來電(dian)！

純銅(tong)(tong)(tong)(tong)(tong)(tong)(tong)是(shi)(shi)(shi)玫瑰紅色金(jin)(jin)屬(shu)，表(biao)面(mian)形成氧化(hua)銅(tong)(tong)(tong)(tong)(tong)(tong)(tong)膜后呈紫(zi)(zi)色，故(gu)工業(ye)純銅(tong)(tong)(tong)(tong)(tong)(tong)(tong)常稱紫(zi)(zi)銅(tong)(tong)(tong)(tong)(tong)(tong)(tong)或電解銅(tong)(tong)(tong)(tong)(tong)(tong)(tong)。火煉可(ke)得99－99.9%的純銅(tong)(tong)(tong)(tong)(tong)(tong)(tong)，電解可(ke)以使銅(tong)(tong)(tong)(tong)(tong)(tong)(tong)的純度達到99.95-99.99%。密度為8-9g/cm3，熔點1083°C。純銅(tong)(tong)(tong)(tong)(tong)(tong)(tong)導電性(xing)(xing)很好(hao)，大量用于制造(zao)電線(xian)、電纜(lan)、電刷等(deng)；導熱性(xing)(xing)好(hao)，常用來(lai)制造(zao)須(xu)防磁性(xing)(xing)干擾的磁學(xue)儀器、儀表(biao)，如羅(luo)盤、航空儀表(biao)等(deng)；塑性(xing)(xing)極好(hao)，易(yi)于熱壓和(he)(he)(he)冷壓力(li)加(jia)工，可(ke)制成管、棒、線(xian)、條(tiao)、帶(dai)、板、箔(bo)等(deng)銅(tong)(tong)(tong)(tong)(tong)(tong)(tong)材。純銅(tong)(tong)(tong)(tong)(tong)(tong)(tong)產(chan)(chan)品(pin)(pin)有冶煉品(pin)(pin)及加(jia)工品(pin)(pin)兩(liang)種(zhong)。產(chan)(chan)品(pin)(pin)規格齊全(quan)，價格優惠，包裝完好(hao)，銅(tong)(tong)(tong)(tong)(tong)(tong)(tong)質(zhi)純凈(jing)(jing)，直線(xian)度好(hao)，庫(ku)存量大，可(ke)提供(gong)材質(zhi)證明和(he)(he)(he)SGS報(bao)告。紫(zi)(zi)銅(tong)(tong)(tong)(tong)(tong)(tong)(tong)是(shi)(shi)(shi)較(jiao)為純凈(jing)(jing)的銅(tong)(tong)(tong)(tong)(tong)(tong)(tong)。它(ta)充分表(biao)現了(le)金(jin)(jin)屬(shu)銅(tong)(tong)(tong)(tong)(tong)(tong)(tong)的延(yan)展(zhan)性(xing)(xing)、導電性(xing)(xing)和(he)(he)(he)耐腐蝕性(xing)(xing)，其中延(yan)展(zhan)性(xing)(xing)是(shi)(shi)(shi)銅(tong)(tong)(tong)(tong)(tong)(tong)(tong)飾的重要(yao)特(te)征。紫(zi)(zi)銅(tong)(tong)(tong)(tong)(tong)(tong)(tong)的熔點很高，不(bu)易(yi)鑄造(zao)，而良好(hao)的延(yan)展(zhan)性(xing)(xing)彌補了(le)這一缺點，因此(ci)能夠很容(rong)易(yi)地加(jia)工成各種(zhong)造(zao)型圖案(an)。暗紅的金(jin)(jin)屬(shu)光澤使其在表(biao)達現代感(gan)的同時還具有沉穩、高貴的品(pin)(pin)質(zhi)，是(shi)(shi)(shi)銅(tong)(tong)(tong)(tong)(tong)(tong)(tong)飾中**常使用的材料。

紫(zi)銅(tong)(tong)的(de)(de)(de)用途比純(chun)(chun)鐵(tie)得多(duo)，每年有(you)50%的(de)(de)(de)銅(tong)(tong)被電(dian)(dian)(dian)解(jie)提(ti)(ti)純(chun)(chun)為(wei)(wei)純(chun)(chun)銅(tong)(tong)，用于電(dian)(dian)(dian)氣(qi)工(gong)業。這里(li)所(suo)說的(de)(de)(de)紫(zi)銅(tong)(tong)，確實(shi)要非常純(chun)(chun)，含銅(tong)(tong)達，極(ji)少(shao)量的(de)(de)(de)雜(za)質(zhi)，特別是磷(lin)、砷、鋁等，會(hui)**降(jiang)低(di)銅(tong)(tong)的(de)(de)(de)導(dao)電(dian)(dian)(dian)率(lv)。銅(tong)(tong)中含氧(煉銅(tong)(tong)時(shi)容易混入少(shao)量氧)對導(dao)電(dian)(dian)(dian)率(lv)影響很(hen)(hen)大，用于電(dian)(dian)(dian)氣(qi)工(gong)業的(de)(de)(de)銅(tong)(tong)一(yi)(yi)(yi)般都必須是無氧銅(tong)(tong)。另外，鉛、銻、鉍等雜(za)質(zhi)會(hui)使銅(tong)(tong)的(de)(de)(de)結晶(jing)不(bu)能結合在一(yi)(yi)(yi)起(qi)，造成熱脆，也會(hui)影響純(chun)(chun)銅(tong)(tong)的(de)(de)(de)加工(gong)。這種純(chun)(chun)度很(hen)(hen)高(gao)的(de)(de)(de)純(chun)(chun)銅(tong)(tong)，一(yi)(yi)(yi)般用電(dian)(dian)(dian)解(jie)法(fa)精制(zhi)：把不(bu)純(chun)(chun)銅(tong)(tong)(即粗銅(tong)(tong))作(zuo)陽極(ji)，純(chun)(chun)銅(tong)(tong)作(zuo)陰(yin)(yin)極(ji)，以硫酸銅(tong)(tong)溶液為(wei)(wei)電(dian)(dian)(dian)解(jie)液。當(dang)電(dian)(dian)(dian)流通(tong)過后，陽極(ji)上不(bu)純(chun)(chun)的(de)(de)(de)銅(tong)(tong)逐漸熔解(jie)，純(chun)(chun)銅(tong)(tong)便逐漸沉淀(dian)在陰(yin)(yin)極(ji)上。這樣精制(zhi)而得的(de)(de)(de)銅(tong)(tong);純(chun)(chun)度可(ke)達。紫(zi)銅(tong)(tong)是比較純(chun)(chun)凈的(de)(de)(de)一(yi)(yi)(yi)種銅(tong)(tong)，一(yi)(yi)(yi)般可(ke)近似認為(wei)(wei)是純(chun)(chun)銅(tong)(tong)，導(dao)電(dian)(dian)(dian)性、塑性都較好(hao)，但強度、硬度較差一(yi)(yi)(yi)些。樂清市碩振銅(tong)(tong)業有(you)限公司(si)是一(yi)(yi)(yi)家專(zhuan)業提(ti)(ti)供銅(tong)(tong)定(ding)制(zhi)服務的(de)(de)(de)公司(si)，有(you)想法(fa)的(de)(de)(de)不(bu)要錯(cuo)過哦！

特殊(shu)黃(huang)(huang)銅(tong)(tong)(tong)(tong)(tong)(tong)為了(le)獲得更高的(de)強度、抗蝕性(xing)和良好(hao)的(de)鑄(zhu)造性(xing)能(neng)，在銅(tong)(tong)(tong)(tong)(tong)(tong)鋅合金(jin)(jin)中加(jia)入鋁、硅(gui)(gui)、錳、鉛、錫等元(yuan)素，就(jiu)(jiu)形成了(le)特殊(shu)黃(huang)(huang)銅(tong)(tong)(tong)(tong)(tong)(tong)。如鉛黃(huang)(huang)銅(tong)(tong)(tong)(tong)(tong)(tong)、錫黃(huang)(huang)銅(tong)(tong)(tong)(tong)(tong)(tong)、鋁黃(huang)(huang)銅(tong)(tong)(tong)(tong)(tong)(tong)、硅(gui)(gui)黃(huang)(huang)銅(tong)(tong)(tong)(tong)(tong)(tong)、錳黃(huang)(huang)銅(tong)(tong)(tong)(tong)(tong)(tong)等。（3）特殊(shu)黃(huang)(huang)銅(tong)(tong)(tong)(tong)(tong)(tong)中的(de)α相(xiang)及(ji)β相(xiang)是多元(yuan)復雜固溶體，其(qi)強化(hua)效(xiao)果較大(da)，而普通黃(huang)(huang)銅(tong)(tong)(tong)(tong)(tong)(tong)中的(de)α及(ji)β相(xiang)是簡(jian)單的(de)Cu-Zn固溶體，其(qi)強化(hua)效(xiao)果較低(di)，這(zhe)些可人(ren)表5所(suo)列數據看出(chu)。雖然鋅當(dang)量相(xiang)當(dang)，多元(yuan)固溶體與簡(jian)單二元(yuan)固溶體的(de)性(xing)質是不一樣的(de)。所(suo)以，少量多元(yuan)強化(hua)是提高合金(jin)(jin)性(xing)能(neng)的(de)一種途徑銅(tong)(tong)(tong)(tong)(tong)(tong)定制服務，就(jiu)(jiu)選樂清市碩振銅(tong)(tong)(tong)(tong)(tong)(tong)業有限公司，用戶(hu)的(de)信賴之選，歡(huan)迎您(nin)的(de)來電！甘肅(su)重金(jin)(jin)屬銅(tong)(tong)(tong)(tong)(tong)(tong)帶

樂清市碩振(zhen)銅業有(you)限公司致(zhi)力(li)于提供銅定制服務，歡迎您的來(lai)電！四(si)川新(xin)能(neng)源銅廠(chang)家直銷

H62黃(huang)(huang)(huang)銅(tong)(tong)表(biao)示平(ping)均(jun)(jun)含(han)銅(tong)(tong)量(liang)為(wei)62%的(de)普(pu)(pu)通(tong)黃(huang)(huang)(huang)銅(tong)(tong)，在普(pu)(pu)通(tong)黃(huang)(huang)(huang)銅(tong)(tong)的(de)基礎上加(jia)入其它元素(su)的(de)銅(tong)(tong)合金稱(cheng)特殊黃(huang)(huang)(huang)銅(tong)(tong)，仍以(yi)"H"表(biao)示，后(hou)面會跟其它添加(jia)元素(su)的(de)化(hua)學符號(hao)和平(ping)均(jun)(jun)成份，如H62為(wei)含(han)銅(tong)(tong)量(liang)為(wei)60.5%～63.5%，黃(huang)(huang)(huang)銅(tong)(tong)分為(wei)普(pu)(pu)通(tong)黃(huang)(huang)(huang)銅(tong)(tong)，特殊黃(huang)(huang)(huang)銅(tong)(tong)及(ji)(ji)(ji)(ji)鑄造黃(huang)(huang)(huang)銅(tong)(tong)三種(zhong)，鑄造黃(huang)(huang)(huang)銅(tong)(tong)以(yi)ZCu開(kai)頭后(hou)面跟其它元素(su)的(de)符號(hao)及(ji)(ji)(ji)(ji)其平(ping)均(jun)(jun)含(han)量(liang)。（1）普(pu)(pu)通(tong)黃(huang)(huang)(huang)銅(tong)(tong)是銅(tong)(tong)鋅二元合金。由于塑性好，適于制造板材、棒材、線(xian)材、管材及(ji)(ji)(ji)(ji)深(shen)沖零件，如冷(leng)凝管、散(san)熱(re)管及(ji)(ji)(ji)(ji)機(ji)械、電器零件等。銅(tong)(tong)的(de)平(ping)均(jun)(jun)含(han)量(liang)為(wei)62%和59%的(de)黃(huang)(huang)(huang)銅(tong)(tong)也可進(jin)行(xing)鑄造，稱(cheng)為(wei)鑄造黃(huang)(huang)(huang)銅(tong)(tong)。四(si)川(chuan)新能(neng)源銅(tong)(tong)廠家直銷

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