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中山不銹鋼管材型號款式按需定制 鏵翔鋼材有限公司

冷(leng)(leng)(leng)(leng)(leng)(leng)(leng)床(chuang)(chuang)(chuang)(chuang)(chuang)(chuang)是對不(bu)(bu)(bu)(bu)(bu)銹(xiu)(xiu)(xiu)(xiu)(xiu)鋼管(guan)(guan)直線度(du)、表(biao)面質量影(ying)響(xiang)較大(da)(da)的輔助(zhu)設(she)(she)備，熱(re)處(chu)理生(sheng)產(chan)線冷(leng)(leng)(leng)(leng)(leng)(leng)(leng)床(chuang)(chuang)(chuang)(chuang)(chuang)(chuang)有以下4類。 (1)步(bu)進(jin)(jin)(jin)式冷(leng)(leng)(leng)(leng)(leng)(leng)(leng)床(chuang)(chuang)(chuang)(chuang)(chuang)(chuang):冷(leng)(leng)(leng)(leng)(leng)(leng)(leng)卻(que)(que)(que)均勻、運(yun)(yun)行(xing)平穩、對不(bu)(bu)(bu)(bu)(bu)銹(xiu)(xiu)(xiu)(xiu)(xiu)鋼管(guan)(guan)有矯正(zheng)作(zuo)(zuo)(zuo)用(yong)，不(bu)(bu)(bu)(bu)(bu)銹(xiu)(xiu)(xiu)(xiu)(xiu)鋼管(guan)(guan)外(wai)表(biao)面損傷小并具有停中(zhong)(zhong)(zhong)(zhong)位(wei)和“踏步(bu)”等(deng)優點;當(dang)(dang)后(hou)工序(xu)(xu)出現故障時，冷(leng)(leng)(leng)(leng)(leng)(leng)(leng)床(chuang)(chuang)(chuang)(chuang)(chuang)(chuang)可(ke)進(jin)(jin)(jin)行(xing)原地“踏步(bu)”操作(zuo)(zuo)(zuo)，保證(zheng)在(zai)冷(leng)(leng)(leng)(leng)(leng)(leng)(leng)床(chuang)(chuang)(chuang)(chuang)(chuang)(chuang)上冷(leng)(leng)(leng)(leng)(leng)(leng)(leng)卻(que)(que)(que)的不(bu)(bu)(bu)(bu)(bu)銹(xiu)(xiu)(xiu)(xiu)(xiu)鋼管(guan)(guan)不(bu)(bu)(bu)(bu)(bu)發生(sheng)彎曲變形。 但步(bu)進(jin)(jin)(jin)式冷(leng)(leng)(leng)(leng)(leng)(leng)(leng)床(chuang)(chuang)(chuang)(chuang)(chuang)(chuang)存(cun)在(zai)設(she)(she)備質量大(da)(da)、設(she)(she)備基礎深、投(tou)資大(da)(da)等(deng)缺點，在(zai)熱(re)處(chu)理生(sheng)產(chan)線中(zhong)(zhong)(zhong)(zhong)只作(zuo)(zuo)(zuo)為正(zheng)火(huo)(huo)、正(zheng)火(huo)(huo)+回火(huo)(huo)工藝高溫(wen)(wen)段(duan)冷(leng)(leng)(leng)(leng)(leng)(leng)(leng)床(chuang)(chuang)(chuang)(chuang)(chuang)(chuang)使(shi)用(yong)。 (2)雙鏈(lian)(lian)(lian)(lian)(lian)式冷(leng)(leng)(leng)(leng)(leng)(leng)(leng)床(chuang)(chuang)(chuang)(chuang)(chuang)(chuang):①雙向(xiang)雙鏈(lian)(lian)(lian)(lian)(lian)式冷(leng)(leng)(leng)(leng)(leng)(leng)(leng)床(chuang)(chuang)(chuang)(chuang)(chuang)(chuang)由正(zheng)向(xiang)運(yun)(yun)行(xing)帶爪鏈(lian)(lian)(lian)(lian)(lian)與(yu)(yu)反向(xiang)運(yun)(yun)行(xing)平鏈(lian)(lian)(lian)(lian)(lian)組成，不(bu)(bu)(bu)(bu)(bu)銹(xiu)(xiu)(xiu)(xiu)(xiu)鋼管(guan)(guan)在(zai)冷(leng)(leng)(leng)(leng)(leng)(leng)(leng)卻(que)(que)(que)過(guo)程中(zhong)(zhong)(zhong)(zhong)旋(xuan)(xuan)轉(zhuan)前(qian)進(jin)(jin)(jin);②單向(xiang)雙鏈(lian)(lian)(lian)(lian)(lian)式冷(leng)(leng)(leng)(leng)(leng)(leng)(leng)床(chuang)(chuang)(chuang)(chuang)(chuang)(chuang)亦由帶爪鏈(lian)(lian)(lian)(lian)(lian)與(yu)(yu)平鏈(lian)(lian)(lian)(lian)(lian)組成，兩者(zhe)以不(bu)(bu)(bu)(bu)(bu)同(tong)速度(du)同(tong)向(xiang)運(yun)(yun)行(xing)，速度(du)差使(shi)不(bu)(bu)(bu)(bu)(bu)銹(xiu)(xiu)(xiu)(xiu)(xiu)鋼管(guan)(guan)在(zai)前(qian)進(jin)(jin)(jin)過(guo)程中(zhong)(zhong)(zhong)(zhong)旋(xuan)(xuan)轉(zhuan)、冷(leng)(leng)(leng)(leng)(leng)(leng)(leng)卻(que)(que)(que)。 雙鏈(lian)(lian)(lian)(lian)(lian)式冷(leng)(leng)(leng)(leng)(leng)(leng)(leng)床(chuang)(chuang)(chuang)(chuang)(chuang)(chuang)較步(bu)進(jin)(jin)(jin)式冷(leng)(leng)(leng)(leng)(leng)(leng)(leng)床(chuang)(chuang)(chuang)(chuang)(chuang)(chuang)投(tou)資小，其(qi)冷(leng)(leng)(leng)(leng)(leng)(leng)(leng)卻(que)(que)(que)效(xiao)(xiao)果與(yu)(yu)步(bu)進(jin)(jin)(jin)式冷(leng)(leng)(leng)(leng)(leng)(leng)(leng)床(chuang)(chuang)(chuang)(chuang)(chuang)(chuang)冷(leng)(leng)(leng)(leng)(leng)(leng)(leng)卻(que)(que)(que)效(xiao)(xiao)果基本相當(dang)(dang)，在(zai)處(chu)理工序(xu)(xu)故障時，不(bu)(bu)(bu)(bu)(bu)如步(bu)進(jin)(jin)(jin)式冷(leng)(leng)(leng)(leng)(leng)(leng)(leng)床(chuang)(chuang)(chuang)(chuang)(chuang)(chuang)。雙鏈(lian)(lian)(lian)(lian)(lian)式冷(leng)(leng)(leng)(leng)(leng)(leng)(leng)床(chuang)(chuang)(chuang)(chuang)(chuang)(chuang)可(ke)作(zuo)(zuo)(zuo)為正(zheng)火(huo)(huo)、正(zheng)火(huo)(huo)+回火(huo)(huo)、淬火(huo)(huo)十(shi)高溫(wen)(wen)回火(huo)(huo)工藝各(ge)溫(wen)(wen)度(du)段(duan)冷(leng)(leng)(leng)(leng)(leng)(leng)(leng)卻(que)(que)(que)使(shi)用(yong)。 (3)單鏈(lian)(lian)(lian)(lian)(lian)式冷(leng)(leng)(leng)(leng)(leng)(leng)(leng)床(chuang)(chuang)(chuang)(chuang)(chuang)(chuang):為單向(xiang)帶爪鏈(lian)(lian)(lian)(lian)(lian)冷(leng)(leng)(leng)(leng)(leng)(leng)(leng)床(chuang)(chuang)(chuang)(chuang)(chuang)(chuang)，其(qi)運(yun)(yun)行(xing)方向(xiang)與(yu)(yu)不(bu)(bu)(bu)(bu)(bu)銹(xiu)(xiu)(xiu)(xiu)(xiu)鋼管(guan)(guan)前(qian)進(jin)(jin)(jin)方向(xiang)相同(tong).為保證(zheng)不(bu)(bu)(bu)(bu)(bu)銹(xiu)(xiu)(xiu)(xiu)(xiu)鋼管(guan)(guan)在(zai)冷(leng)(leng)(leng)(leng)(leng)(leng)(leng)卻(que)(que)(que)過(guo)程中(zhong)(zhong)(zhong)(zhong)保持(chi)旋(xuan)(xuan)轉(zhuan)前(qian)進(jin)(jin)(jin)，爪鏈(lian)(lian)(lian)(lian)(lian)與(yu)(yu)不(bu)(bu)(bu)(bu)(bu)銹(xiu)(xiu)(xiu)(xiu)(xiu)鋼管(guan)(guan)前(qian)進(jin)(jin)(jin)方向(xiang)傾斜(xie)一定(ding)角(jiao)度(du)。單鏈(lian)(lian)(lian)(lian)(lian)式冷(leng)(leng)(leng)(leng)(leng)(leng)(leng)床(chuang)(chuang)(chuang)(chuang)(chuang)(chuang)冷(leng)(leng)(leng)(leng)(leng)(leng)(leng)卻(que)(que)(que)效(xiao)(xiao)果比步(bu)進(jin)(jin)(jin)式冷(leng)(leng)(leng)(leng)(leng)(leng)(leng)床(chuang)(chuang)(chuang)(chuang)(chuang)(chuang)、雙鏈(lian)(lian)(lian)(lian)(lian)式冷(leng)(leng)(leng)(leng)(leng)(leng)(leng)床(chuang)(chuang)(chuang)(chuang)(chuang)(chuang)差，但其(qi)具有設(she)(she)備質量小、設(she)(she)備基礎簡(jian)單、投(tou)資低等(deng)優點，多作(zuo)(zuo)(zuo)為低溫(wen)(wen)段(duan)冷(leng)(leng)(leng)(leng)(leng)(leng)(leng)床(chuang)(chuang)(chuang)(chuang)(chuang)(chuang)使(shi)用(yong)。 (4)螺(luo)旋(xuan)(xuan)桿(gan)冷(leng)(leng)(leng)(leng)(leng)(leng)(leng)床(chuang)(chuang)(chuang)(chuang)(chuang)(chuang):以螺(luo)桿(gan)的轉(zhuan)動帶動不(bu)(bu)(bu)(bu)(bu)銹(xiu)(xiu)(xiu)(xiu)(xiu)鋼管(guan)(guan)轉(zhuan)動前(qian)進(jin)(jin)(jin)實現不(bu)(bu)(bu)(bu)(bu)銹(xiu)(xiu)(xiu)(xiu)(xiu)鋼管(guan)(guan)冷(leng)(leng)(leng)(leng)(leng)(leng)(leng)卻(que)(que)(que)，螺(luo)桿(gan)易造成不(bu)(bu)(bu)(bu)(bu)銹(xiu)(xiu)(xiu)(xiu)(xiu)鋼管(guan)(guan)外(wai)表(biao)面劃傷、壓痕，影(ying)響(xiang)成品(pin)不(bu)(bu)(bu)(bu)(bu)銹(xiu)(xiu)(xiu)(xiu)(xiu)鋼管(guan)(guan)質量，可(ke)在(zai)低溫(wen)(wen)區冷(leng)(leng)(leng)(leng)(leng)(leng)(leng)卻(que)(que)(que)時采(cai)用(yong)。

不(bu)(bu)銹(xiu)鋼(gang)管(guan)(guan)規格及外(wai)(wai)觀質量： (1)按(an)GB14975-94《不(bu)(bu)銹(xiu)鋼(gang)無(wu)縫鋼(gang)管(guan)(guan)》規定，鋼(gang)管(guan)(guan)通常長度(du)(不(bu)(bu)定尺)熱(re)軋鋼(gang)管(guan)(guan)1.5～10m，熱(re)擠(ji)壓(ya)(ya)鋼(gang)管(guan)(guan)等于(yu)和(he)大(da)于(yu)1m。冷拔(ba)(軋)鋼(gang)管(guan)(guan)壁(bi)(bi)厚0.5～1.0mm者(zhe)，1.0～7m;壁(bi)(bi)厚大(da)于(yu)1.0mm者(zhe)，1.5～8m。 (2)熱(re)軋(熱(re)擠(ji)壓(ya)(ya))鋼(gang)管(guan)(guan)的(de)直徑54～480mm共45種(zhong);壁(bi)(bi)厚4.5～45mm共36種(zhong)。冷拔(ba)(軋)鋼(gang)管(guan)(guan)的(de)直徑6～200mm共65種(zhong);壁(bi)(bi)厚0.5～21mm共39種(zhong)。 (3)鋼(gang)管(guan)(guan)內外(wai)(wai)表(biao)面(mian)不(bu)(bu)得有(you)裂(lie)(lie)(lie)縫、折疊、龜裂(lie)(lie)(lie)、裂(lie)(lie)(lie)紋、軋折、離層和(he)結疤缺陷存在，這些缺陷應完全掉(供機械(xie)加工用管(guan)(guan)除外(wai)(wai))，后不(bu)(bu)得使壁(bi)(bi)厚和(he)外(wai)(wai)徑超過負偏差。凡不(bu)(bu)超過允許負偏差的(de)其他輕微(wei)表(biao)面(mian)缺陷可(ke)不(bu)(bu)。 (4)直道(dao)允許深(shen)度(du)。熱(re)軋、熱(re)擠(ji)壓(ya)(ya)鋼(gang)管(guan)(guan)、直徑小于(yu)和(he)等于(yu)140mm的(de)不(bu)(bu)大(da)于(yu)公(gong)稱(cheng)壁(bi)(bi)厚的(de)5%， 深(shen)度(du)不(bu)(bu)大(da)于(yu)0.5mm;冷拔(ba)(軋)鋼(gang)管(guan)(guan)不(bu)(bu)大(da)于(yu)公(gong)稱(cheng)壁(bi)(bi)厚的(de)4%， 深(shen)度(du)不(bu)(bu)大(da)于(yu)0.3mm。 (5)鋼(gang)管(guan)(guan)兩端應切成直角，并毛刺。

薄(bo)(bo)壁(bi)(bi)不(bu)銹(xiu)(xiu)(xiu)鋼(gang)管(guan)(guan)(guan)，國(guo)內于(yu)20世(shi)紀90年代(dai)末才開始生產(chan)、使用(yong)(yong)，是(shi)當(dang)今管(guan)(guan)(guan)材(cai)(cai)領域嶄露頭角的(de)(de)新生族，已(yi)大量(liang)應用(yong)(yong)于(yu)建筑給水(shui)和直飲(yin)水(shui)的(de)(de)管(guan)(guan)(guan)路。 薄(bo)(bo)壁(bi)(bi)不(bu)銹(xiu)(xiu)(xiu)鋼(gang)管(guan)(guan)(guan)經久耐用(yong)(yong)，已(yi)被工程(cheng)界公認，而(er)且有(you)(you)關方面正在(zai)從減(jian)小壁(bi)(bi)厚、降(jiang)低價(jia)格方面著手(shou)，以利于(yu)進一(yi)步推(tui)廣(guang)(guang)。特別是(shi)小口徑(jing)的(de)(de)不(bu)銹(xiu)(xiu)(xiu)鋼(gang)管(guan)(guan)(guan)，價(jia)格不(bu)高(gao)，因(yin)(yin)(yin)此配套(tao)的(de)(de)連接(jie)方法、管(guan)(guan)(guan)件之(zhi)可靠性及(ji)價(jia)格是(shi)決(jue)定它發(fa)(fa)展(zhan)的(de)(de)主要(yao)(yao)因(yin)(yin)(yin)素。國(guo)內在(zai)四川、廣(guang)(guang)東、浙(zhe)江(jiang)(jiang)、江(jiang)(jiang)蘇等地已(yi)有(you)(you)開發(fa)(fa)商自主開發(fa)(fa)了連接(jie)技(ji)(ji)術(shu)(shu)和管(guan)(guan)(guan)件，是(shi)很有(you)(you)發(fa)(fa)展(zhan)前(qian)途(tu)的(de)(de)管(guan)(guan)(guan)材(cai)(cai)。建設部(bu)和相(xiang)關部(bu)門也非常重視(shi)(shi)這一(yi)新型管(guan)(guan)(guan)材(cai)(cai)，據(ju)中(zhong)國(guo)技(ji)(ji)術(shu)(shu)市(shi)(shi)場管(guan)(guan)(guan)理(li)促進中(zhong)心、國(guo)科市(shi)(shi)字[2001]71號文件，關于(yu)推(tui)廣(guang)(guang)應用(yong)(yong)“高(gao)徑(jing)壁(bi)(bi)比高(gao)精度不(bu)銹(xiu)(xiu)(xiu)鋼(gang)中(zhong)、高(gao)壓供水(shui)管(guan)(guan)(guan)及(ji)配套(tao)管(guan)(guan)(guan)件與*技(ji)(ji)術(shu)(shu)”的(de)(de)通知中(zhong)獲知，薄(bo)(bo)壁(bi)(bi)不(bu)銹(xiu)(xiu)(xiu)鋼(gang)管(guan)(guan)(guan)這一(yi)技(ji)(ji)術(shu)(shu)與產(chan)品的(de)(de)推(tui)廣(guang)(guang)應用(yong)(yong)對提(ti)高(gao)中(zhong)國(guo)現代(dai)建筑的(de)(de)檔次(ci)，改(gai)善(shan)與保障供水(shui)水(shui)質都具(ju)有(you)(you)重要(yao)(yao)意(yi)義。 同時，建設部(bu)很重視(shi)(shi)薄(bo)(bo)壁(bi)(bi)不(bu)銹(xiu)(xiu)(xiu)鋼(gang)管(guan)(guan)(guan)材(cai)(cai)的(de)(de)推(tui)廣(guang)(guang)應用(yong)(yong)。《薄(bo)(bo)壁(bi)(bi)不(bu)銹(xiu)(xiu)(xiu)鋼(gang)水(shui)管(guan)(guan)(guan)》的(de)(de)行業標準已(yi)于(yu)2001年發(fa)(fa)布(bu)執行。相(xiang)關管(guan)(guan)(guan)道工程(cheng)技(ji)(ji)術(shu)(shu)規(gui)程(cheng)及(ji)安裝圖(tu)集，建設部(bu)已(yi)發(fa)(fa)文，正由同濟大學負責編制。當(dang)前(qian)，四川、廣(guang)(guang)東、浙(zhe)江(jiang)(jiang)、江(jiang)(jiang)蘇等地都有(you)(you)專業廠家生產(chan)薄(bo)(bo)壁(bi)(bi)不(bu)銹(xiu)(xiu)(xiu)鋼(gang)管(guan)(guan)(guan)，產(chan)品已(yi)趨(qu)成(cheng)熟(shu)期，因(yin)(yin)(yin)而(er)，推(tui)廣(guang)(guang)應用(yong)(yong)的(de)(de)時機已(yi)到。