濰坊dn500消防球墨鑄鐵管歡迎來電 <濰坊>鑫福興管業有限公司

球(qiu)(qiu)(qiu)墨(mo)鑄(zhu)鐵(tie)(tie)(tie)(tie)(tie)管(guan)(guan)熔(rong)(rong)(rong)煉工藝要(yao)求如下：出爐(lu)(lu)(lu)溫(wen)度 高鉻鑄(zhu)鐵(tie)(tie)(tie)(tie)(tie)的(de)(de)熔(rong)(rong)(rong)點比一般鑄(zhu)鐵(tie)(tie)(tie)(tie)(tie)高， 約(yue)為1200 ℃， 出爐(lu)(lu)(lu)溫(wen)度約(yue)為1500 ℃， 熔(rong)(rong)(rong)煉選用中(zhong)頻(pin)感(gan)應(ying)電(dian)爐(lu)(lu)(lu)。爐(lu)(lu)(lu)襯 采用酸性或堿(jian)性爐(lu)(lu)(lu)襯均可， 爐(lu)(lu)(lu)襯的(de)(de)配(pei)比、打結、烘干和燒結均按常規工藝進(jin)(jin)(jin)行(xing)。裝料 一般按正常順序加料， 先將(jiang)灰生鐵(tie)(tie)(tie)(tie)(tie)、鉬鐵(tie)(tie)(tie)(tie)(tie)等難熔(rong)(rong)(rong)鐵(tie)(tie)(tie)(tie)(tie)合金(jin)裝入(ru)爐(lu)(lu)(lu)底， 而后將(jiang)廢(fei)鋼等按照下緊上(shang)松的(de)(de)原(yuan)則裝填 。球(qiu)(qiu)(qiu)磨鑄(zhu)鐵(tie)(tie)(tie)(tie)(tie)管(guan)(guan)送電(dian)熔(rong)(rong)(rong)化 將(jiang)電(dian)爐(lu)(lu)(lu)功率調至(zhi)(zhi)進(jin)(jin)(jin)行(xing)熔(rong)(rong)(rong)化， 由于Cr 的(de)(de)熔(rong)(rong)(rong)煉損耗較大(da) ， 故鉻鐵(tie)(tie)(tie)(tie)(tie)應(ying)在(zai)加入(ru)， 通常是待廢(fei)鋼全部熔(rong)(rong)(rong)化后加入(ru)烤紅的(de)(de)鉻鐵(tie)(tie)(tie)(tie)(tie)。脫氧 待金(jin)屬(shu)爐(lu)(lu)(lu)料全部熔(rong)(rong)(rong)化并提(ti)溫(wen)至(zhi)(zhi)1480 ℃后， 再加入(ru)錳(meng)鐵(tie)(tie)(tie)(tie)(tie)、硅鐵(tie)(tie)(tie)(tie)(tie)及鋁(lv)進(jin)(jin)(jin)行(xing)脫氧。球(qiu)(qiu)(qiu)墨(mo)鑄(zhu)鐵(tie)(tie)(tie)(tie)(tie)管(guan)(guan)澆(jiao)注(zhu) 在(zai)中(zhong)頻(pin)感(gan)應(ying)爐(lu)(lu)(lu)中(zhong)熔(rong)(rong)(rong)化， 溫(wen)度不必太高，溫(wen)度達到1480 ℃時即可出爐(lu)(lu)(lu)， 鐵(tie)(tie)(tie)(tie)(tie)液在(zai)包內應(ying)停(ting)留一段(duan)時間(jian)進(jin)(jin)(jin)行(xing)鎮(zhen)靜(jing)， 視工件大(da)小不同可在(zai)1380 ～1410 ℃之(zhi)間(jian)進(jin)(jin)(jin)行(xing)澆(jiao)注(zhu)。公司專業生產球(qiu)(qiu)(qiu)墨(mo)鑄(zhu)管(guan)(guan)，產品(pin)質量可靠，服務(wu)，價格(ge)，想(xiang)客戶(hu)之(zhi)所想(xiang)，急客戶(hu)之(zhi)所急，歡迎前(qian)來咨詢。

#球(qiu)墨(mo)(mo)鑄(zhu)(zhu)鐵(tie)(tie)(tie)(tie)管(guan)(guan)(guan)#的性(xing)(xing)(xing)(xing)能(neng)(neng)(neng)和主(zhu)(zhu)要(yao)應用(yong)(yong)(yong)場景有(you)哪些(xie)？ 下面我們來(lai)介紹(shao)一下： 球(qiu)墨(mo)(mo)鑄(zhu)(zhu)鐵(tie)(tie)(tie)(tie)管(guan)(guan)(guan)也(ye)叫球(qiu)墨(mo)(mo)管(guan)(guan)(guan)幾乎用(yong)(yong)(yong)于所(suo)有(you)需要(yao)高(gao)(gao)強(qiang)度(du)(du)、塑(su)性(xing)(xing)(xing)(xing)、韌性(xing)(xing)(xing)(xing)、耐(nai)磨(mo)(mo)性(xing)(xing)(xing)(xing)、抗劇烈熱(re)和機械沖(chong)擊、耐(nai)高(gao)(gao)低(di)溫、耐(nai)腐(fu)蝕(shi)和尺寸穩定(ding)(ding)性(xing)(xing)(xing)(xing)的主(zhu)(zhu)要(yao)工(gong)業(ye)部門。 為(wei)了滿足使(shi)(shi)用(yong)(yong)(yong)條(tiao)件的這(zhe)些(xie)變化，球(qiu)墨(mo)(mo)鑄(zhu)(zhu)鐵(tie)(tie)(tie)(tie)管(guan)(guan)(guan)有(you)多(duo)種(zhong)等級(ji)可(ke)(ke)(ke)(ke)供選(xuan)擇(ze)，具(ju)有(you)廣(guang)泛的機械和物理性(xing)(xing)(xing)(xing)能(neng)(neng)(neng)。 根據國(guo)際(ji)標(biao)準化組織 ISO1083 的規定(ding)(ding)，大(da)多(duo)數球(qiu)墨(mo)(mo)鑄(zhu)(zhu)鐵(tie)(tie)(tie)(tie)管(guan)(guan)(guan)主(zhu)(zhu)要(yao)以(yi)非合金狀態(tai)生(sheng)產。 顯然，這(zhe)個(ge)范(fan)圍包(bao)(bao)括抗拉強(qiang)度(du)(du)大(da)于 800 N/mm 和伸長(chang)率為(wei) 2% 的高(gao)(gao)強(qiang)度(du)(du)牌號。 另(ling)一個(ge)極端(duan)是高(gao)(gao)塑(su)性(xing)(xing)(xing)(xing)等級(ji)，其伸長(chang)率大(da)于 17%，相應地(di)強(qiang)度(du)(du)較低(di)（370 N/mm 勺。強(qiang)度(du)(du)和伸長(chang)率不是設計師選(xuan)擇(ze)材料(liao)的根本，其他決(jue)定(ding)(ding)性(xing)(xing)(xing)(xing)重(zhong)要(yao)的屬性(xing)(xing)(xing)(xing)包(bao)(bao)括屈服強(qiang)度(du)(du)、模量 彈(dan)性(xing)(xing)(xing)(xing)、磨(mo)(mo)損和疲勞(lao)強(qiang)度(du)(du)、硬(ying)度(du)(du)和沖(chong)擊性(xing)(xing)(xing)(xing)能(neng)(neng)(neng)。此外，耐(nai)腐(fu)蝕(shi)性(xing)(xing)(xing)(xing)和抗氧化性(xing)(xing)(xing)(xing)以(yi)及(ji)電磁性(xing)(xing)(xing)(xing)能(neng)(neng)(neng)對設計者來(lai)說可(ke)(ke)(ke)(ke)能(neng)(neng)(neng)是至關重(zhong)要(yao)的。為(wei)了滿足這(zhe)些(xie)特(te)殊(shu)用(yong)(yong)(yong)途，一組奧氏(shi)體(ti)球(qiu)墨(mo)(mo)鑄(zhu)(zhu)鐵(tie)(tie)(tie)(tie)，通常稱為(wei) Ni-Resis 球(qiu)墨(mo)(mo)鑄(zhu)(zhu)鐵(tie)(tie)(tie)(tie) . 這(zhe)些(xie)奧氏(shi)體(ti)球(qiu)墨(mo)(mo)鑄(zhu)(zhu)鐵(tie)(tie)(tie)(tie)主(zhu)(zhu)要(yao)以(yi)鋅、鉻和錳為(wei)合金，并列在(zai)國(guo)際(ji)標(biao)準中(zhong)。 主(zhu)(zhu)要(yao)用(yong)(yong)(yong)于以(yi)下場景： 1、城(cheng)(cheng)市生(sheng)活(huo)用(yong)(yong)(yong)水(shui)日益緊(jin)缺，除飲用(yong)(yong)(yong)水(shui)外，再(zai)生(sheng)水(shui)還(huan)可(ke)(ke)(ke)(ke)用(yong)(yong)(yong)于灌(guan)(guan)溉(gai)和洗(xi)車。 在(zai)城(cheng)(cheng)市，為(wei)了避免地(di)下水(shui)短缺，可(ke)(ke)(ke)(ke)以(yi)使(shi)(shi)用(yong)(yong)(yong)球(qiu)墨(mo)(mo)鑄(zhu)(zhu)鐵(tie)(tie)(tie)(tie)管(guan)(guan)(guan)將湖水(shui)輸(shu)送(song)到(dao)城(cheng)(cheng)市供日常使(shi)(shi)用(yong)(yong)(yong)。  3、農(nong)業(ye)灌(guan)(guan)溉(gai)，因為(wei)鑄(zhu)(zhu)鐵(tie)(tie)(tie)(tie)管(guan)(guan)(guan)耐(nai)腐(fu)蝕(shi)性(xing)(xing)(xing)(xing)好，抗壓(ya)能(neng)(neng)(neng)力弱。 在(zai)農(nong)業(ye)灌(guan)(guan)溉(gai)中(zhong)，鑄(zhu)(zhu)鐵(tie)(tie)(tie)(tie)管(guan)(guan)(guan)可(ke)(ke)(ke)(ke)用(yong)(yong)(yong)于任何土壤。 4、在(zai)工(gong)業(ye)生(sheng)產中(zhong)。 鑄(zhu)(zhu)鐵(tie)(tie)(tie)(tie)管(guan)(guan)(guan)具(ju)有(you)良好的剛度(du)(du)和韌性(xing)(xing)(xing)(xing)，在(zai)使(shi)(shi)用(yong)(yong)(yong)中(zhong)起的作用(yong)(yong)(yong)很小。 既能(neng)(neng)(neng)承重(zhong)又能(neng)(neng)(neng)承壓(ya)，運輸(shu)工(gong)業(ye)物料(liao)。 一些(xie)特(te)殊(shu)場景也(ye)可(ke)(ke)(ke)(ke)以(yi)根據客戶需求定(ding)(ding)制。

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<濰坊>鑫福興管業有限公司 濰坊dn500消防球墨鑄鐵管歡迎來電