izindaba

Ipayipi lesikwele elingenalutho luhlobo lwensimbi ende enesigaba esingenalutho futhi akukho amalunga azungezile.Steel pipe enesigaba esingenalutho isetshenziselwa kakhulu ukudlulisa uketshezi, njengokuhambisa uwoyela, igesi yemvelo, igesi, amanzi nezinye izinto eziqinile. nenye insimbi eqinile, ishubhu lensimbi luhlobo lwensimbi yesigaba sezomnotho ngamandla afanayo e-flexural and torsional kanye nesisindo esilula. It is kabanzi ekwakhiweni izingxenye zesakhiwo kanye izingxenye mechanical, ezifana uwoyela sokuprakthiza ipayipi, imoto ukudluliswa shaft, ibhayisikili Uhlaka nensimbi scaffolding esetshenziswa construction.Using steel tube ukwenza izindandatho izingxenye kungaba ngcono ukusetshenziswa impahla, lula inqubo yokukhiqiza bese ugcine isikhathi sokucubungula nokucubungula, njengokugoqa okusebenzayo.

Njengamanje, ipayipi lensimbi lisetshenziswe kabanzi ukwenza iringi nejack sleeve.Steel pipe noma izinhlobonhlobo zezikhali ezijwayelekile ezibalulekile, isibhamu umgqomo, umphongolo wensimbi ipayipi lokwenza. Amashubhu wensimbi angahlukaniswa abe amashubhu ayindilinga futhi amise okhethekile amashubhu ngokuya kokuma kwendawo enqamulelayo.Njengoba umbuthano unendawo enkulu enesikwele esifanayo, uketshezi oluningi lungahanjiswa ngeshubhu eyindilinga.Ngaphezu kwalokho, lapho isigaba se-annular sinezingcindezi zangaphakathi noma zangaphandle, amandla iyunifomu eyengeziwe, amashubhu amaningi ensimbi angamashubhu ayindilinga, noma kunjalo, ipayipi eliyindilinga linokulinganiselwa okuthile, njengaphansi kwesimo sokugoba kwendiza, ipayipi eliyindilinga aliqinile njengesikwele, unxande wokugoba amandla, uhlaka oluthile lwemishini yezolimo, ifenisha yensimbi nokhuni, njll., zivame ukusetshenziswa isikwele, ipayipi elingunxande.Amanye amashubhu wensimbi amise okhethekile anezimo ezihlukile zesigaba ayadingeka ngokuya NGOKUSETSHENZISWA okuhlukile.

Indlela yokukhiqiza
Ngokuya ngezindlela ezahlukahlukene zokukhiqiza zingahlukaniswa ngepayipi elishisayo, ipayipi elibandayo elibandayo, ipayipi lokudweba elibandayo, ipayipi le-extrusion njalonjalo.
1.1. Amashubhu angenamthungo ashisayo avame ukukhiqizwa esigayweni sokuzisonga esizimele. Ishubhu eliqinile le-billet lisikwe laba yizigaba ngemuva kokuhlolwa nokukhubazeka kwendawo kusuliwe
Ubude obudingekayo buzogxila ebusweni bokugcina bomphetho wokugcoba we-tube billet, bese buthunyelwa esithandweni sokufudumeza ukufudumeza nokugcotshwa ku-puncher.
Ukujikeleza okuqhubekayo nokuya phambili, ngaphansi kwesenzo se-roller nekhanda, indawo engenalutho ngaphakathi yakha umgodi, owaziwa ngokuthi ishubhu le-capillary. Bese uthumela ukugoqa okuzenzakalelayo
Ukugoqa kuyaqhubeka esigayweni sepayipi.Okugcina, ubukhulu bodonga buhleliswa ngumshini wonke futhi ubukhulu bunqunywa ngumshini wokulinganisa ukuhlangabezana nezimfuneko zokubekisa.Sebenzisa ukuqhubeka kwepayipi okuqhubekayo

Ukukhiqizwa kwepayipi lensimbi eligoqiwe elishisayo kuyindlela esezingeni eliphakeme.

1.2. Okwamapayipi angenamthungo amancane nekhwalithi engcono, ukwenziwa okubandayo, ukudweba okubandayo noma inhlanganisela yalokhu kufanele kwamukelwe.
Indlela.Ukugoqa okubandayo kuvame ukwenziwa esigayweni esiphakeme kabili. Ishubhu lensimbi liyimbobo eyisiyingi emgodini oyisiyingi enekhanda lesigaxa esimisiwe nengxenye eguquguqukayo.
Rolling.Cold Umdwebo obandayo uvame ukwenziwa ku-0.5 ~ 100T iketanga elilodwa noma umshini wokudweba obandayo obandayo.

1.3 Endleleni ye-extrusion, ithubhu evuthayo engenalutho ibekwe kusilinda esivaliwe se-extrusion, futhi induku enezimbobo nenduku ye-extrusion iyahlangana ukwenza
I-extruder ikhishwe emgodini omncane wokufa.Le ndlela ingaveza ipayipi lensimbi enobubanzi obuncane.

2. Ukuhlolwa kokwakhiwa kwamakhemikhali
2.1 Amashubhu asekhaya angenamthungo anikezwe ngokwamakhemikhali nokwakhiwa kwemishini, njengokuqukethwe: 10, 15, 20, 25, 30, 35, 40, 45, Astm a106 Astm a53
Ukwakheka kwamakhemikhali ayi. Insimbi engu-50 izohambisana nemibandela ye-GB / T699-88 Amapayipi angenamkhawulo angenisiwe azohlolwa ngokuya ngamazinga afanele ashiwo enkontilekeni.
Ukwakheka kwamakhemikhali wensimbi i-09MnV, 16Mn ne-15MnV kufanele kuhambisane nezinhlinzeko ze-GB1591-79.

2.2 Bheka isigaba esifanele se-GB223-84 Izindlela Zokuhlaziya Amakhemikhali Zensimbi ne-Alloy ngezindlela ezithile zokuhlaziya.
2.3 Ukuphambuka Kokuhlaziya Bheka ku-GB222-84 "Ukuphambuka Okuvunyelwe Kwokwakhiwa Kwamakhemikhali Amasampula Nemikhiqizo Ephelile Yokuhlaziywa Kwensimbi Kwamakhemikhali".

3. Ukuhlolwa kokusebenza komzimba
3.1 Ipayipi lasekhaya elingenamthungo linikezwe ngokusebenza kwendlela yokusebenza, insimbi ejwayelekile yekhabhoni ngokuya nge-GB / T700-88 ekilasini A ekhiqizwa ngensimbi (kodwa kufanele
Qinisekisa ukuthi okuqukethwe kwesibabule akweqi ku-0.050% futhi okuqukethwe kwe-phosphorus kungeqi ku-0,045%), izakhiwo zaso zemishini kufanele zihambisane netafula le-GB8162-87
Inombolo ecacisiwe.
3.2 Amapayipi angenamthungo asekhaya ahlinzekwe ngokuya nge-hydrostatic test kumele aqinisekise ukuhlolwa kwe-hydrostatic okuchazwe kuzinga.
3.3 Ukuhlolwa kokusebenza kwamapayipi angenamthungo angenisiwe kuzokwenziwa ngokwamazinga afanele ashiwo enkontilekeni.
2.1. Ipayipi elingenamthungo lisetshenziswa kabanzi.Inhloso jikelele ipayipi elingenamthungo lenziwe ngensimbi ejwayelekile yokwakheka kwekhabhoni nesakhiwo se-alloy ephansi
Insimbi noma ingxubevange yokwakheka kwensimbi, umkhiqizo omkhulu, osetshenziselwa ukulethwa kwamapayipi oketshezi noma izingxenye zesakhiwo.
2.2 Izinhlobo ezintathu zokuphakelwa ngokusetshenziswa okuhlukile: A. Ukuthengisela ngokwamakhemikhali nokwakhiwa kwemishini; B. Nikezela ngokusebenza komshini; C,
Kunikezwe ukuhlolwa kwe-hydrostatic Amapayipi ensimbi anikezwe ngaphansi kwamakilasi A no-B nawo azobhekana nokuhlolwa kwe-hydrostatic uma ezosetshenziselwa ukuthwala ingcindezi ketshezi.
2.3 Amapayipi angenamthungo ngenhloso ekhethekile afaka phakathi amapayipi angenamthubi abilayo, amapayipi angenamthungo we-geological namapayipi angenamphetho kaphethiloli.
4. Thayipha
4.1 Ngokuya ngezindlela ezahlukahlukene zokukhiqiza, amashubhu wensimbi angenamthungo angahlukaniswa ngepayipi elishisayo eligoqiwe, ipayipi elibandayo eligoqiwe, ipayipi elibandayo elikhishwe, ipayipi le-extrusion, njll.
4.2 Kunamashubhu ayindilinga namashubhu amise okhethekile ngokusho kokubukeka kwawo.Ngaphezu kwamashubhu ayizikwele nawunxande, amashubhu amise okhethekile nawo anamashubhu ayisiyingi, Semicircular, esingunxantathu, ezinamacala ayisithupha, convex, quinted emise, njll
4.3 Ngokuya ngezinto ezehlukene, ingahlukaniswa ibe ithubhu ejwayelekile yesakhiwo sekhabhoni, ithubhu yesakhiwo esezingeni eliphansi, ikhwalithi ephezulu yekhabhoni yesakhiwo neshubhu Ipayipi yokwakha, ipayipi elingenalutho, njll.
4.4 Ngokwenhloso ekhethekile, kunamashubhu wokubilisa, amashubhu we-geological, ipayipi le-petroleum, njll.

5. Imininingwane nekhwalithi yokubukeka
Ipayipi Seamless ngokuvumelana GB / T8162-87 amalungiselelo
5.1. Incazelo: Hot iphuma ipayipi ububanzi 32 ~ 630mm.The odongeni ukujiya kuyinto 2.5 ~ 75mm.Cold ugingqe (abandayo umdwebo) ipayipi ubukhulu 5 ~ 200mm.
Ubukhulu bodonga bungu-2.5 ~ 12mm.
Ikhwalithi yokubukeka ye-5.2: indawo yangaphakathi nengaphandle yamashubhu ensimbi ngeke ibe nokuqhekeka, ukugoqeka, imiqulu, ukudilizwa, izindiza zezindiza noma ukukhubazeka kwesibazi
Unyaka wonke lawa maphutha kufanele asuswe ngokuphelele futhi ubukhulu bodonga nobubanzi bangaphandle akufanele budlule ukuphambuka okungekuhle ngemuva kokususwa.
5.3 Kokubili imikhawulo yepayipi lensimbi kufanele lisikwe kuma-engeli angakwesokudla futhi ama-burrs kufanele asuswe. Ukusika igesi nokushisa ukusika isaha kuvunyelwe amashubhu wensimbi anobudonga obukhulu kune-20mm
Sika.Akungasikwa ngesivumelwano phakathi komthengi nomthengisi.
4.4 Izinga lobuso lamashubhu wensimbi angenamthungo adonswa ngamakhaza noma abanda azobhekisa ku-GB3639-83.
6. Ukupakisha
Njengoba kushiwo ku-GB2102-88.Kunezinhlobo ezintathu zokupakisha ipayipi lensimbi: ukubopha, ukupakisha, ukubopha uwoyela noma ukupakisha uwoyela. Insimbi yensimbi Umucu omude wensimbi onesigaba esingenalutho futhi kungekho amalunga azungezile.Steel tube enesigaba esingenalutho isetshenziselwa kakhulu ukuhambisa uketshezi Ipayipi, elifana neliphethe uwoyela, igesi yemvelo, igesi, amanzi, nezinto ezithile eziqinile. Uma kuqhathaniswa nensimbi eyindilinga nenye insimbi eqinile, Luhlobo lwensimbi enqamulelayo enesigaba esiphakeme sensimbi enamandla afanayo okuguquguquka nawokuphamba kanye nesisindo esincane. Isetshenziswa kakhulu ekwakheni izingxenye zesakhiwo nezingxenye zomshini.
Njengepayipi lokuprinta uwoyela, imoto shaft shaft, ifreyimu yebhayisikili nensimbi scaffolding esetshenziselwa ukwakhiwa. Izingxenye zeRing ezenziwe ngamashubhu ensimbi, Can ngcono ukusetshenziswa impahla, lula inqubo yokukhiqiza, ugcine impahla futhi ukucubungula isikhathi, ezifana kweqa eziveza ring, jack emkhonweni, njll
Njengamanje, ipayipi lensimbi lisetshenziswe kabanzi ekukhiqizeni.Steel pipe noma izinhlobo ezahlukene zezikhali ezijwayelekile ezibalulekile, isibhamu, umgqomo, njll.
Amashubhu ensimbi angahlukaniswa abe amashubhu ayindilinga namashubhu amise okhethekile ngokuya ngokuma kwendawo enqamulelayo. Njengoba ipherimitha iyefana, ubuso bombuthano
Umthamo omkhulu, uketshezi oluningi lungahanjiswa kushubhu eyindilinga.Ngaphezu kwalokho, isigaba sendandatho sibhekene nengcindezi yangaphakathi noma yangaphandle
Amandla afanayo, ngakho-ke amashubhu amaningi ensimbi angamashubhu ayindilinga.
Noma kunjalo, ipayipi futhi linokulinganiselwa okuthile. Isibonelo, ngaphansi kwesimo sokwehliswa indiza, ipayipi alikwazi ukumelana nokugoba kunepayipi lesikwele nepayipi elingunxande
Amandla makhulu, ifreyimu yemishini embalwa yepulazi futhi ayisebenzise, ​​ifenisha yensimbi yensimbi isetshenziswa kakhulu isikwele, ithubhu elingunxande.Zinye izingxenye zesiphambano ziyadingeka ngokuya NGOKUSETSHENZISWA okuhlukile
Kumelwe kuhlotshaniswe nobubanzi obuhlukahlukene: ipayipi lokudlulisa uketshezi, isitshalo sebhayela, ubunjiniyela, izitshalo ezisebenza ngemishini.


Isikhathi Iposi: Nov-17-2020