家用暖氣片選購前的三項注意:
1、對于分戶供暖系統(tong),現(xian)在(zai)可(ke)以(yi)更(geng)換(huan)暖氣片。而對于集中供暖系統(tong),則不宜隨意更(geng)換(huan)。盲目追求(qiu)美(mei)觀(guan),很(hen)可(ke)能會對自家及左鄰右舍的供暖,甚(shen)至(zhi)人身安全造成影(ying)響。如果一(yi)定(ding)要(yao)更(geng)換(huan),必(bi)須由正規(gui)專業的人員操作。
2、在(zai)裝修(xiu)前和供暖前更換暖氣(qi)片(pian):更換暖氣(qi)片(pian)好在(zai)非(fei)供暖期。
目前北(bei)京多數(shu)小區仍采用(yong)(yong)集中(zhong)供暖(nuan),因此,一旦進入供暖(nuan)期,更換暖(nuan)氣片勢必影(ying)響(xiang)其(qi)他用(yong)(yong)戶的供暖(nuan)。而且這樣做(zuo)也(ye)存(cun)(cun)在(zai)一定不安全因素。供暖(nuan)期間,暖(nuan)氣管(guan)道中(zhong)存(cun)(cun)在(zai)壓力,若處理不當(dang),已(yi)造(zao)成危險。
3、更換暖氣片,應在裝修前或剛剛開始裝修時
因為(wei)暖氣(qi)(qi)(qi)片都是(shi)定(ding)制產品,根據(ju)品牌不(bu)同,訂貨(huo)周期在15天(tian)至(zhi)30天(tian)。而(er)且(qie),在墻(qiang)面(mian)裝修前應將暖氣(qi)(qi)(qi)拆下來,并根據(ju)新(xin)暖氣(qi)(qi)(qi)尺寸定(ding)好相應位置。
選購家用暖氣片時需要注意的幾點:
1、了解小區供暖系統
有些地區供(gong)(gong)(gong)(gong)熱(re)(re)(re)系統(tong)水(shui)(shui)質不太好,城(cheng)市集中(zhong)供(gong)(gong)(gong)(gong)熱(re)(re)(re)的方式也五花八門,有集中(zhong)供(gong)(gong)(gong)(gong)熱(re)(re)(re)站(zhan),有家庭(ting)熱(re)(re)(re)水(shui)(shui)中(zhong)心,有電廠等余熱(re)(re)(re)供(gong)(gong)(gong)(gong)熱(re)(re)(re),有開(kai)放式無壓鍋爐供(gong)(gong)(gong)(gong)熱(re)(re)(re),使(shi)得城(cheng)市供(gong)(gong)(gong)(gong)熱(re)(re)(re)熱(re)(re)(re)水(shui)(shui)水(shui)(shui)質差別很大,有的含氧量高,有的水(shui)(shui)質偏(pian)酸(suan)性,有的水(shui)(shui)質偏(pian)堿性。所以在(zai)購買暖(nuan)(nuan)氣片(pian)之前,要向供(gong)(gong)(gong)(gong)熱(re)(re)(re)單位或小(xiao)區物管單位了(le)解本(ben)小(xiao)區的供(gong)(gong)(gong)(gong)熱(re)(re)(re)系統(tong)是什(shen)么形式,根據(ju)其(qi)水(shui)(shui)質特(te)點決定(ding)購買什(shen)么材質的暖(nuan)(nuan)氣片(pian)。
一(yi)般來說(shuo),鋼制暖氣(qi)(qi)片,不(bu)能在(zai)(zai)開(kai)放式無壓鍋爐或蒸汽供熱(re)系(xi)統中(zhong)使用;鋁合金暖氣(qi)(qi)片,不(bu)能在(zai)(zai)水(shui)質PH值過大的供熱(re)系(xi)統或蒸汽供熱(re)系(xi)統中(zhong)使用;銅管(guan)(guan)鋁翼(yi)片(銅鋁復合)暖氣(qi)(qi)片對水(shui)質無特殊要求,但安裝使用時要注意避(bi)免使銅管(guan)(guan)與翼(yi)柱銅管(guan)(guan)的接口受到過大的扭力。
其次,記(ji)錄原有暖氣(qi)片的大小(xiao),盡量根(gen)據原暖氣(qi)片的散熱量選擇暖氣(qi)片大小(xiao);若無法獲得原散熱量,則需根(gen)據自家(jia)房屋大小(xiao)、朝(chao)向、樓層及窗(chuang)戶大小(xiao)等因素估(gu)算。
2、分清材質特性,按水質選用不同材質
新(xin)型家用(yong)暖(nuan)(nuan)(nuan)氣(qi)(qi)(qi)(qi)片(pian)(pian)(pian)(pian)(pian)(pian),按材料的(de)不同分(fen)為(wei)鋼(gang)制暖(nuan)(nuan)(nuan)氣(qi)(qi)(qi)(qi)片(pian)(pian)(pian)(pian)(pian)(pian)、鋁(lv)(lv)合(he)金(jin)暖(nuan)(nuan)(nuan)氣(qi)(qi)(qi)(qi)片(pian)(pian)(pian)(pian)(pian)(pian)、銅制暖(nuan)(nuan)(nuan)氣(qi)(qi)(qi)(qi)片(pian)(pian)(pian)(pian)(pian)(pian)、銅鋁(lv)(lv)復合(he)暖(nuan)(nuan)(nuan)氣(qi)(qi)(qi)(qi)片(pian)(pian)(pian)(pian)(pian)(pian)、鋼(gang)鋁(lv)(lv)復合(he)暖(nuan)(nuan)(nuan)氣(qi)(qi)(qi)(qi)片(pian)(pian)(pian)(pian)(pian)(pian)、不銹鋼(gang)暖(nuan)(nuan)(nuan)氣(qi)(qi)(qi)(qi)片(pian)(pian)(pian)(pian)(pian)(pian)等(deng);按產品外(wai)形特點(dian)又分(fen)為(wei)柱(zhu)式(shi)暖(nuan)(nuan)(nuan)氣(qi)(qi)(qi)(qi)片(pian)(pian)(pian)(pian)(pian)(pian)(二柱(zhu)、三柱(zhu)、四柱(zhu))、排(pai)管(guan)式(shi)暖(nuan)(nuan)(nuan)氣(qi)(qi)(qi)(qi)片(pian)(pian)(pian)(pian)(pian)(pian)(單排(pai)管(guan)、雙排(pai)管(guan))、翼(yi)(yi)(yi)(yi)片(pian)(pian)(pian)(pian)(pian)(pian)式(shi)暖(nuan)(nuan)(nuan)氣(qi)(qi)(qi)(qi)片(pian)(pian)(pian)(pian)(pian)(pian)(雙面翼(yi)(yi)(yi)(yi)片(pian)(pian)(pian)(pian)(pian)(pian)、單面翼(yi)(yi)(yi)(yi)片(pian)(pian)(pian)(pian)(pian)(pian))、翅片(pian)(pian)(pian)(pian)(pian)(pian)式(shi)暖(nuan)(nuan)(nuan)氣(qi)(qi)(qi)(qi)片(pian)(pian)(pian)(pian)(pian)(pian)(環形翅片(pian)(pian)(pian)(pian)(pian)(pian)、方形翅片(pian)(pian)(pian)(pian)(pian)(pian)),按散熱(re)方式(shi)分(fen)為(wei)輻射暖(nuan)(nuan)(nuan)氣(qi)(qi)(qi)(qi)片(pian)(pian)(pian)(pian)(pian)(pian)、對流(liu)式(shi)暖(nuan)(nuan)(nuan)氣(qi)(qi)(qi)(qi)片(pian)(pian)(pian)(pian)(pian)(pian)等(deng)。常用(yong)的(de)新(xin)型家用(yong)暖(nuan)(nuan)(nuan)氣(qi)(qi)(qi)(qi)片(pian)(pian)(pian)(pian)(pian)(pian)是鋼(gang)制柱(zhu)式(shi)暖(nuan)(nuan)(nuan)氣(qi)(qi)(qi)(qi)片(pian)(pian)(pian)(pian)(pian)(pian)、鋼(gang)制排(pai)管(guan)暖(nuan)(nuan)(nuan)氣(qi)(qi)(qi)(qi)片(pian)(pian)(pian)(pian)(pian)(pian)、鋁(lv)(lv)合(he)金(jin)柱(zhu)翼(yi)(yi)(yi)(yi)型暖(nuan)(nuan)(nuan)氣(qi)(qi)(qi)(qi)片(pian)(pian)(pian)(pian)(pian)(pian)、銅鋁(lv)(lv)復合(he)柱(zhu)翼(yi)(yi)(yi)(yi)型暖(nuan)(nuan)(nuan)氣(qi)(qi)(qi)(qi)片(pian)(pian)(pian)(pian)(pian)(pian)。
由(you)于材料自身的(de)(de)(de)特性,鋁(lv)合金(jin)(jin)耐酸(suan)、耐氧化(hua),但易發生堿(jian)性腐蝕(shi);鋼的(de)(de)(de)強(qiang)度高,能耐一定的(de)(de)(de)堿(jian)性,但易發生氧化(hua)腐蝕(shi);銅(tong)的(de)(de)(de)耐腐蝕(shi)等綜合性能較好,但水中(zhong)硫化(hua)物過(guo)多或是(shi)雜銅(tong)也會腐蝕(shi),且銅(tong)的(de)(de)(de)機械強(qiang)度偏(pian)低。國家要求(qiu)鋁(lv)合金(jin)(jin)暖氣(qi)片和壁厚(hou)在2。5mm以下的(de)(de)(de)鋼制(zhi)暖氣(qi)片,必(bi)須進行內(nei)防(fang)(fang)腐處(chu)理(li),涂布內(nei)防(fang)(fang)腐涂層,且鋁(lv)合金(jin)(jin)暖氣(qi)片必(bi)須采用專用非(fei)金(jin)(jin)屬或雙(shuang)金(jin)(jin)屬復合管(guan)件,不得使鋁(lv)制(zhi)螺紋直接(jie)與(yu)鋼管(guan)連接(jie),防(fang)(fang)止電化(hua)學腐蝕(shi)。
專家建議,如果所(suo)(suo)居住的(de)小區(qu)為分戶供暖(nuan),市(shi)場上(shang)的(de)暖(nuan)氣(qi)(qi)片(pian)(pian)基本(ben)都可選(xuan)(xuan)(xuan)用(yong)(yong)。若為集(ji)中供暖(nuan),則需(xu)根據(ju)小區(qu)的(de)水質(zhi)來做選(xuan)(xuan)(xuan)擇,比(bi)如,水質(zhi)含堿(jian)量高(gao)就(jiu)(jiu)不(bu)宜(yi)采用(yong)(yong)鋁(lv)質(zhi)暖(nuan)氣(qi)(qi)片(pian)(pian),宜(yi)選(xuan)(xuan)(xuan)用(yong)(yong)鋼制(zhi)暖(nuan)氣(qi)(qi)片(pian)(pian)。而(er)水中含氧量較大,就(jiu)(jiu)不(bu)宜(yi)選(xuan)(xuan)(xuan)用(yong)(yong)鋼質(zhi)的(de),宜(yi)選(xuan)(xuan)(xuan)用(yong)(yong)內層做過防(fang)腐處理的(de)鋼制(zhi)暖(nuan)氣(qi)(qi)片(pian)(pian)或者是鋁(lv)質(zhi)暖(nuan)氣(qi)(qi)片(pian)(pian)等。一般情況下(xia)銅鋁(lv)復合和(he)新型鑄鐵的(de)對水質(zhi)要求不(bu)嚴。另(ling)外,各個房間所(suo)(suo)用(yong)(yong)暖(nuan)氣(qi)(qi)片(pian)(pian)材(cai)質(zhi)好是相(xiang)同或相(xiang)近的(de),以(yi)避免由(you)于(yu)不(bu)同材(cai)質(zhi)之(zhi)間產生電化學反應而(er)腐蝕。
3、注意焊接質量
暖(nuan)氣(qi)片的(de)不(bu)同部(bu)分是用焊(han)(han)接(jie)(jie)連接(jie)(jie),焊(han)(han)接(jie)(jie)質(zhi)量(liang)的(de)好壞直接(jie)(jie)影響暖(nuan)氣(qi)片的(de)質(zhi)量(liang)和(he)使用壽命。焊(han)(han)接(jie)(jie)工藝主要有(you)填充物(wu)焊(han)(han)和(he)本體(ti)焊(han)(han),相對而言,本體(ti)焊(han)(han)的(de)耐(nai)腐(fu)蝕(shi)性(xing)好,且有(you)一(yi)道均勻(yun)焊(han)(han)疤(ba),不(bu)需打(da)磨;填充物(wu)焊(han)(han)的(de)耐(nai)腐(fu)蝕(shi)性(xing)差,表面經(jing)打(da)磨光(guang)滑平(ping)整(zheng)。消費(fei)者在購買時主要看其焊(han)(han)接(jie)(jie)是否牢固、外觀焊(han)(han)縫是否均勻(yun),有(you)沒(mei)有(you)凹凸不(bu)平(ping)的(de)現象(xiang)。但是,不(bu)可過(guo)于強求焊(han)(han)縫的(de)光(guang)滑平(ping)整(zheng),因為(wei)過(guo)度的(de)打(da)磨處理容易造成(cheng)焊(han)(han)接(jie)(jie)部(bu)位(wei)的(de)強度降(jiang)低,導致(zhi)跑漏水。
4、選用優質配件
暖氣片零配件(jian)質(zhi)量問(wen)題及安裝材料質(zhi)量問(wen)題是導(dao)致暖氣漏(lou)水(shui)(shui)的主要原因之一,應該到正(zheng)規市(shi)場選用國家(jia)優質(zhi)水(shui)(shui)暖配件(jian)。
鋁(lv)塑復合(he)管一般是(shi)(shi)暖氣片所用到的管材,鋁(lv)塑復合(he)管的鋁(lv)層(ceng)接(jie)(jie)頭有搭(da)接(jie)(jie)和對(dui)接(jie)(jie)兩(liang)種(zhong),搭(da)接(jie)(jie)的一般優于對(dui)接(jie)(jie)的,因為對(dui)接(jie)(jie)鋁(lv)層(ceng)耐(nai)壓性能差,是(shi)(shi)搭(da)接(jie)(jie)還是(shi)(shi)和對(dui)接(jie)(jie)可從鋁(lv)塑復合(he)管的截面處(chu)觀(guan)察。
5、估算采暖需求
通常(chang)住宅內應安裝多少(shao)瓦(wa)的暖氣片的計算比(bi)較復雜,但可按(an)45~70瓦(wa)/平方米估算。
在(zai)估算時,還應考(kao)慮樓房(fang)或(huo)平(ping)房(fang)、頂層或(huo)底層、端頭或(huo)中間、北(bei)方或(huo)南方、城(cheng)里或(huo)城(cheng)外、墻體(ti)保溫性等(deng)因素。在(zai)計算出散熱量的(de)大(da)小后(hou),再適當多加(jia)10%~20%的(de)富余量。除此之外,消費者須(xu)提供所用供暖系統接口(kou)的(de)口(kou)徑(jing)、進(jin)出水(shui)方式等(deng)基(ji)本數據。
6、認準知名品牌
消費(fei)者選購(gou)暖氣(qi)片(pian)一(yi)定要認準品牌,選擇正規品牌的暖氣(qi)片(pian)。據統計,截至目前,家用暖氣(qi)片(pian)生產(chan)(chan)(chan)企(qi)業(ye)(ye)已有(you)(you)(you)2000多家,總產(chan)(chan)(chan)量發展到(dao)約10億(yi)片(pian),總產(chan)(chan)(chan)值達到(dao)近200億(yi)元。然而(er),這些企(qi)業(ye)(ye)中(zhong)具(ju)備生產(chan)(chan)(chan)規模,實力較強的知(zhi)名品牌生產(chan)(chan)(chan)企(qi)業(ye)(ye)不(bu)過10多余家,具(ju)有(you)(you)(you)中(zhong)等規模的生產(chan)(chan)(chan)企(qi)業(ye)(ye)也只有(you)(you)(you)幾十家。
良莠不(bu)(bu)齊的(de)市(shi)場直接(jie)造(zao)成了行業和(he)市(shi)場的(de)無序:產(chan)品(pin)、零配件不(bu)(bu)合(he)格,安(an)裝(zhuang)不(bu)(bu)規(gui)范,材質(zhi)與系統不(bu)(bu)配套等問題不(bu)(bu)斷出現。所(suo)以,消費(fei)者好到正規(gui)市(shi)場選擇知名品(pin)牌(pai)的(de)暖(nuan)氣片,除(chu)有質(zhi)量(liang)保(bao)證外,還有完善的(de)安(an)裝(zhuang)和(he)售后(hou)保(bao)障體系。
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