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pe管(Guan)销(Xiao)售(Shou)公(Gong)司(Si)简(Jian)述(Shu)管(Guan)道(Dao)连(Lian)接(Jie)工(Gong)艺(Yi)
更(Geng)新(Xin)时(Shi)间(Jian):(?)2021-06-12 11:54:14
简(Jian)述(Shu)管(Guan)道(Dao)连(Lian)接(Jie)工(Gong)艺(Yi)6.1.一(Yi)般(Ban)规(Gui)定(Ding):(?)6.1.1.管(Guan)材(Cai)、(?)管(Guan)件(Jian)以(Yi)及(Ji)管(Guan)道(Dao)附(Fu)件(Jian)的(De)连(Lian)接(Jie)应(Ying)采(Cai)用(Yong)热(Re)熔(Rong)连(Lian)接(Jie)((?)热(Re)熔(Rong)对(Dui)接(Jie)、(?)热(Re)熔(Rong)承(Cheng)插(Cha)连(Lian)接(Jie)、(?)热(Re)熔(Rong)鞍(An)形(Xing)连(Lian)接(Jie))(?)或(Huo)电(Dian)熔(Rong)连(Lian)接(Jie)((?)...
简(Jian)述(Shu)管(Guan)道(Dao)连(Lian)接(Jie)工(Gong)艺(Yi)

6.1.一(Yi)般(Ban)规(Gui)定(Ding):(?) pe管(Guan)销(Xiao)售(Shou)公(Gong)司(Si)

6.1.1.管(Guan)材(Cai)、(?)管(Guan)件(Jian)以(Yi)及(Ji)管(Guan)道(Dao)附(Fu)件(Jian)的(De)连(Lian)接(Jie)应(Ying)采(Cai)用(Yong)热(Re)熔(Rong)连(Lian)接(Jie)((?)热(Re)熔(Rong)对(Dui)接(Jie)、(?)热(Re)熔(Rong)承(Cheng)插(Cha)连(Lian)接(Jie)、(?)

热(Re)熔(Rong)鞍(An)形(Xing)连(Lian)接(Jie))(?)或(Huo)电(Dian)熔(Rong)连(Lian)接(Jie)((?)电(Dian)熔(Rong)承(Cheng)插(Cha)连(Lian)接(Jie)、(?)电(Dian)熔(Rong)鞍(An)形(Xing)连(Lian)接(Jie))(?)及(Ji)机(Ji)械(Xie)连(Lian)接(Jie)((?)锁(Suo)

紧(Jin)型(Xing)和(He)非(Fei)锁(Suo)紧(Jin)型(Xing)承(Cheng)插(Cha)式(Shi)连(Lian)接(Jie)、(?)法(Fa)兰(Lan)连(Lian)接(Jie)、(?)钢(Gang)塑(Su)过(Guo)度(Du)连(Lian)接(Jie))(?)。(?)公(Gong)称(Cheng)外(Wai)径(Jing)大(Da)于(Yu)或(Huo)等(Deng)于(Yu)63mm的(De)管(Guan)道(Dao)不(Bu)宜(Yi)采(Cai)用(Yong)手(Shou)工(Gong)热(Re)熔(Rong)承(Cheng)插(Cha)连(Lian)接(Jie),(?)壁(Bi)厚(Hou)<6mm的(De)管(Guan)材(Cai)不(Bu)宜(Yi)使(Shi)用(Yong)热(Re)熔(Rong)对(Dui)接(Jie)的(De)连(Lian)接(Jie)方(Fang)法(Fa),(?)聚(Ju)乙(Yi)烯(Xi)管(Guan)材(Cai)、(?)管(Guan)件(Jian)不(Bu)得(De)采(Cai)用(Yong)螺(Luo)纹(Wen)连(Lian)接(Jie)和(He)粘(Zhan)接(Jie)。(?)

6.1.2.管(Guan)道(Dao)各(Ge)种(Zhong)连(Lian)接(Jie)应(Ying)采(Cai)用(Yong)相(Xiang)应(Ying)的(De)专(Zhuan)用(Yong)连(Lian)接(Jie)工(Gong)具(Ju)。(?)连(Lian)接(Jie)时(Shi)严(Yan)禁(Jin)明(Ming)火(Huo)加(Jia)热(Re)。(?)

6.1.3.管(Guan)道(Dao)连(Lian)接(Jie)宜(Yi)应(Ying)采(Cai)用(Yong)同(Tong)种(Zhong)牌(Pai)号(Hao)级(Ji)别(Bie),(?)压(Ya)力(Li)等(Deng)级(Ji)相(Xiang)同(Tong)的(De)管(Guan)材(Cai)、(?)管(Guan)件(Jian)以(Yi)及(Ji)管(Guan)道(Dao)附(Fu)件(Jian)((?)不(Bu)同(Tong)牌(Pai)号(Hao)的(De)管(Guan)材(Cai)以(Yi)及(Ji)管(Guan)道(Dao)附(Fu)件(Jian)之(Zhi)间(Jian)的(De)连(Lian)接(Jie),(?)应(Ying)经(Jing)过(Guo)试(Shi)验(Yan),(?)判(Pan)定(Ding)连(Lian)接(Jie)质(Zhi)量(Liang)能(Neng)得(De)到(Dao)******后(Hou),(?)方(Fang)可(Ke)连(Lian)接(Jie))(?)。(?)

6.1.4.聚(Ju)乙(Yi)烯(Xi)管(Guan)材(Cai)、(?)管(Guan)件(Jian)与(Yu)金(Jin)属(Shu)管(Guan)、(?)管(Guan)道(Dao)附(Fu)件(Jian)的(De)连(Lian)接(Jie),(?)当(Dang)采(Cai)用(Yong)钢(Gang)制(Zhi)喷(Pen)塑(Su)或(Huo)球(Qiu)墨(Mo)铸(Zhu)铁(Tie)过(Guo)度(Du)管(Guan)件(Jian)时(Shi),(?)其(Qi)过(Guo)度(Du)管(Guan)件(Jian)的(De)压(Ya)力(Li)等(Deng)级(Ji)不(Bu)得(De)低(Di)于(Yu)管(Guan)材(Cai)公(Gong)称(Cheng)压(Ya)力(Li)。(?)

6.1.5.在(Zai)寒(Han)冷(Leng)气(Qi)候(Hou)((?)-5℃(?)以(Yi)下(Xia))(?)或(Huo)大(Da)风(Feng)环(Huan)境(Jing)条(Tiao)件(Jian)下(Xia)进(Jin)行(Xing)热(Re)熔(Rong)或(Huo)电(Dian)熔(Rong)连(Lian)接(Jie)操(Cao)作(Zuo)时(Shi),(?)应(Ying)采(Cai)取(Qu)保(Bao)护(Hu)措(Cuo)施(Shi),(?)或(Huo)调(Diao)整(Zheng)连(Lian)接(Jie)机(Ji)具(Ju)的(De)工(Gong)艺(Yi)参(Can)数(Shu)。(?)

6.1.6.管(Guan)道(Dao)连(Lian)接(Jie)时(Shi),(?)管(Guan)材(Cai)切(Qie)割(Ge)应(Ying)采(Cai)用(Yong)专(Zhuan)用(Yong)割(Ge)刀(Dao)或(Huo)切(Qie)管(Guan)工(Gong)具(Ju),(?)切(Qie)割(Ge)断(Duan)面(Mian)应(Ying)平(Ping)整(Zheng)、(?)光(Guang)滑(Hua)、(?)无(Wu)毛(Mao)刺(Ci),(?)且(Qie)应(Ying)垂(Chui)直(Zhi)于(Yu)管(Guan)轴(Zhou)线(Xian)。(?)

6.1.7.管(Guan)道(Dao)连(Lian)接(Jie)后(Hou),(?)应(Ying)及(Ji)时(Shi)检(Jian)查(Cha)接(Jie)头(Tou)外(Wai)观(Guan)质(Zhi)量(Liang),(?)不(Bu)合(He)格(Ge)者(Zhe)必(Bi)须(Xu)返(Fan)工(Gong)。(?)

6.2.热(Re)熔(Rong)连(Lian)接(Jie):(?)

6.2.1.热(Re)熔(Rong)连(Lian)接(Jie)工(Gong)具(Ju)的(De)温(Wen)度(Du)控(Kong)制(Zhi)应(Ying)******,(?)加(Jia)热(Re)面(Mian)温(Wen)度(Du)分(Fen)布(Bu)应(Ying)均(Jun)匀(Yun),(?)加(Jia)热(Re)面(Mian)结(Jie)构(Gou)符(Fu)合(He)焊(Han)接(Jie)工(Gong)艺(Yi)要(Yao)求(Qiu)。(?)热(Re)熔(Rong)连(Lian)接(Jie)前(Qian)、(?)后(Hou)应(Ying)使(Shi)用(Yong)洁(Jie)净(Jing)棉(Mian)布(Bu)擦(Ca)净(Jing)加(Jia)热(Re)面(Mian)上(Shang)的(De)污(Wu)物(Wu)。(?)

6.2.2.热(Re)熔(Rong)连(Lian)接(Jie)加(Jia)热(Re)时(Shi)间(Jian)、(?)加(Jia)热(Re)温(Wen)度(Du)和(He)施(Shi)加(Jia)的(De)压(Ya)力(Li)以(Yi)及(Ji)保(Bao)压(Ya)、(?)冷(Leng)却(Que)时(Shi)间(Jian),(?)应(Ying)符(Fu)合(He)热(Re)熔(Rong)连(Lian)接(Jie)工(Gong)具(Ju)生(Sheng)产(Chan)企(Qi)业(Ye)和(He)聚(Ju)乙(Yi)烯(Xi)管(Guan)材(Cai)、(?)管(Guan)件(Jian)以(Yi)及(Ji)管(Guan)道(Dao)附(Fu)件(Jian)生(Sheng)产(Chan)企(Qi)业(Ye)的(De)规(Gui)定(Ding)。(?)在(Zai)保(Bao)压(Ya)、(?)冷(Leng)却(Que)期(Qi)间(Jian)不(Bu)得(De)移(Yi)动(Dong)连(Lian)接(Jie)件(Jian)或(Huo)在(Zai)连(Lian)接(Jie)件(Jian)上(Shang)施(Shi)加(Jia)任(Ren)何(He)外(Wai)力(Li)。(?)

6.2.3.热(Re)熔(Rong)对(Dui)接(Jie)连(Lian)接(Jie)还(Huan)应(Ying)符(Fu)合(He)下(Xia)列(Lie)规(Gui)定(Ding):(?)

6.2.3.1.两(Liang)待(Dai)连(Lian)接(Jie)件(Jian)的(De)连(Lian)接(Jie)端(Duan)应(Ying)伸(Shen)出(Chu)焊(Han)机(Ji)夹(Jia)具(Ju)一(Yi)定(Ding)自(Zi)由(You)长(Chang)度(Du),(?)并(Bing)校(Xiao)直(Zhi)两(Liang)对(Dui)应(Ying)的(De)待(Dai)连(Lian)接(Jie)件(Jian),(?)使(Shi)其(Qi)在(Zai)同(Tong)一(Yi)轴(Zhou)线(Xian)上(Shang)。(?)错(Cuo)边(Bian)不(Bu)宜(Yi)大(Da)于(Yu)壁(Bi)厚(Hou)的(De)10%。(?)

6.2.3.2.管(Guan)材(Cai)、(?)管(Guan)件(Jian)以(Yi)及(Ji)管(Guan)道(Dao)附(Fu)件(Jian)连(Lian)接(Jie)面(Mian)上(Shang)的(De)污(Wu)物(Wu)应(Ying)使(Shi)用(Yong)洁(Jie)净(Jing)棉(Mian)布(Bu)擦(Ca)净(Jing),(?)并(Bing)铣(Xi)削(Xiao)连(Lian)接(Jie)面(Mian),(?)使(Shi)其(Qi)与(Yu)轴(Zhou)线(Xian)垂(Chui)直(Zhi)。(?)

6.2.3.3.待(Dai)连(Lian)接(Jie)件(Jian)的(De)段(Duan)面(Mian)应(Ying)使(Shi)用(Yong)热(Re)熔(Rong)对(Dui)接(Jie)连(Lian)接(Jie)工(Gong)具(Ju)加(Jia)热(Re)。(?)

6.3.3.4.加(Jia)热(Re)完(Wan)毕(Bi),(?)待(Dai)连(Lian)接(Jie)件(Jian)应(Ying)迅(Xun)速(Su)脱(Tuo)离(Li)加(Jia)热(Re)工(Gong)具(Ju),(?)检(Jian)查(Cha)待(Dai)连(Lian)接(Jie)件(Jian)的(De)加(Jia)热(Re)面(Mian)熔(Rong)化(Hua)的(De)均(Jun)匀(Yun)性(Xing)和(He)是(Shi)否(Fou)有(You)损(Sun)伤(Shang)。(?)然(Ran)后(Hou),(?)用(Yong)均(Jun)匀(Yun)外(Wai)力(Li)使(Shi)连(Lian)接(Jie)面(Mian)******接(Jie)触(Chu),(?)并(Bing)翻(Fan)边(Bian)形(Xing)成(Cheng)均(Jun)匀(Yun)一(Yi)致(Zhi)的(De)凸(Tu)缘(Yuan),(?)凸(Tu)缘(Yuan)的(De)高(Gao)度(Du)和(He)宽(Kuan)度(Du)应(Ying)符(Fu)合(He)有(You)关(Guan)规(Gui)定(Ding)。(?)

6.3.3.5.不(Bu)同(Tong)SDR系(Xi)列(Lie)的(De)管(Guan)材(Cai)、(?)管(Guan)件(Jian)产(Chan)品(Pin)互(Hu)焊(Han)时(Shi),(?)宜(Yi)通(Tong)过(Guo)机(Ji)械(Xie)加(Jia)工(Gong)使(Shi)焊(Han)接(Jie)处(Chu)壁(Bi)厚(Hou)相(Xiang)同(Tong)。(?)

6.3.3.6.焊(Han)接(Jie)时(Shi),(?)每(Mei)一(Yi)个(Ge)焊(Han)口(Kou)应(Ying)当(Dang)有(You)详(Xiang)细(Xi)的(De)焊(Han)接(Jie)原(Yuan)始(Shi)记(Ji)录(Lu),(?)焊(Han)接(Jie)原(Yuan)始(Shi)记(Ji)录(Lu)至(Zhi)少(Shao)应(Ying)当(Dang)包(Bao)括(Kuo)环(Huan)境(Jing)温(Wen)度(Du)、(?)焊(Han)工(Gong)代(Dai)码(Ma)、(?)焊(Han)口(Kou)编(Bian)号(Hao)、(?)管(Guan)道(Dao)规(Gui)格(Ge)类(Lei)型(Xing)、(?)焊(Han)接(Jie)压(Ya)力(Li)、(?)拖(Tuo)动(Dong)压(Ya)力(Li)、(?)增(Zeng)压(Ya)时(Shi)间(Jian)、(?)加(Jia)热(Re)板(Ban)温(Wen)度(Du)、(?)切(Qie)换(Huan)时(Shi)间(Jian)、(?)吸(Xi)热(Re)时(Shi)间(Jian)、(?)冷(Leng)却(Que)时(Shi)间(Jian)等(Deng)。(?)

6.3.3.7.聚(Ju)乙(Yi)烯(Xi)((?)PE)(?)给(Gei)水(Shui)管(Guan)道(Dao)热(Re)熔(Rong)对(Dui)接(Jie)应(Ying)采(Cai)用(Yong)同(Tong)厂(Chang)家(Jia)、(?)同(Tong)材(Cai)质(Zhi)、(?)同(Tong)牌(Pai)号(Hao)的(De)管(Guan)材(Cai)与(Yu)管(Guan)材(Cai),(?)管(Guan)材(Cai)与(Yu)管(Guan)件(Jian)之(Zhi)间(Jian),(?)管(Guan)件(Jian)与(Yu)管(Guan)件(Jian)之(Zhi)间(Jian)连(Lian)接(Jie);(?)不(Bu)同(Tong)SDR系(Xi)列(Lie)的(De)聚(Ju)乙(Yi)烯(Xi)管(Guan)材(Cai)不(Bu)宜(Yi)采(Cai)用(Yong)热(Re)熔(Rong)对(Dui)接(Jie)连(Lian)接(Jie)。(?)

6.2.4.焊(Han)接(Jie)质(Zhi)量(Liang)检(Jian)测(Ce):(?)

6.2.4.1.检(Jian)测(Ce)的(De)必(Bi)要(Yao)性(Xing);(?)

6.2.4.2.检(Jian)测(Ce)方(Fang)法(Fa):(?)焊(Han)接(Jie)接(Jie)头(Tou)质(Zhi)量(Liang)检(Jian)验(Yan)分(Fen)别(Bie)为(Wei)破(Po)坏(Huai)性(Xing)试(Shi)验(Yan)和(He)非(Fei)破(Po)坏(Huai)性(Xing)试(Shi)验(Yan),(?)在(Zai)施(Shi)工(Gong)现(Xian)场(Chang)一(Yi)般(Ban)采(Cai)用(Yong)非(Fei)破(Po)坏(Huai)性(Xing)试(Shi)验(Yan)。(?)非(Fei)破(Po)坏(Huai)性(Xing)试(Shi)验(Yan)主(Zhu)要(Yao)手(Shou)段(Duan)是(Shi)目(Mu)测(Ce),(?)也(Ye)可(Ke)以(Yi)称(Cheng)为(Wei)外(Wai)观(Guan)检(Jian)查(Cha),(?)主(Zhu)要(Yao)标(Biao)准(Zhun)如(Ru)下(Xia):(?)

卷(Juan)边(Bian)应(Ying)均(Jun)匀(Yun)、(?)圆(Yuan)滑(Hua)、(?)饱(Bao)满(Man),(?)两(Liang)边(Bian)卷(Juan)边(Bian)尺(Chi)寸(Cun)相(Xiang)近(Jin);(?)焊(Han)缝(Feng)平(Ping)滑(Hua)对(Dui)称(Cheng),(?)卷(Juan)边(Bian)的(De)高(Gao)度(Du)、(?)翻(Fan)边(Bian)的(De)任(Ren)一(Yi)边(Bian)高(Gao)度(Du)差(Cha)不(Bu)大(Da)于(Yu)0.1<它(Ta)的(De)壁(Bi)厚(Hou);(?)切(Qie)下(Xia)的(De)翻(Fan)边(Bian)不(Bu)存(Cun)在(Zai)未(Wei)融(Rong)合(He)、(?)缺(Que)口(Kou)、(?)孔(Kong)洞(Dong)等(Deng)缺(Que)陷(Xian),(?)切(Qie)边(Bian)的(De)管(Guan)端(Duan)错(Cuo)边(Bian)不(Bu)超(Chao)过(Guo)壁(Bi)厚(Hou)的(De)10%。(?)>

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