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    Ukwakhiwa kwe-Spiral Submerged Arc Welding kwi-Oil Pipe Line: Ukuqinisekisa Ubomi beNkonzo kunye nokuthembeka

    Ukwakhiwa kwe-Spiral Submerged Arc Welding kwi-Oil Pipe Line: Ukuqinisekisa Ubomi beNkonzo kunye nokuthembeka Umfanekiso obonisiweyo
    • Ukwakhiwa kwe-Spiral Submerged Arc Welding kwi-Oil Pipe Line: Ukuqinisekisa Ubomi beNkonzo kunye nokuthembeka

    Inkcazo emfutshane:

    Ukwakhiwa kweimibhobho yeoyile yinkqubo ebalulekileyo neyinkimbinkimbi efuna imigangatho ephezulu yetekhnoloji yokuwelda. Phakathi kweendlela ezahlukeneyo zokuwelda ezisetyenziswayo, ukuwelda kwe-spiral submerged arc (HSAW) kukhetho lokuqala ngenxa yokusebenza kwayo okuphezulu kunye nempumelelo ekuqinisekiseni ubomi benkonzo kunye nokuthembeka kwemibhobho yeoyile. Kule blog, siza kujonga ukubaluleka kwe-HSAW ekuwelda imibhobho yeoyile kwaye sihlolisise izibonelelo zayo kunye nexabiso elikhulu ekuhlangabezaneni nehlabathi.'iimfuno ezikhulayo zokuthuthwa kweoyile.


    Iinkcukacha zeMveliso

    Iithegi zeMveliso

    Funda nge-HSAW:

    Ukuwelda kwe-arc engaphantsi komhlaba okujikelezileyoyiteknoloji yokudibanisa ephucukileyo edibanisa imigaqo yokudibanisa i-arc engaphantsi komhlaba kunye nokwenza ityhubhu ye-spiral. Ibandakanya ukusebenzisa inkqubo yokudibanisa ezenzekelayo ukwenza i-spiral weld eqhubekayo ngokufaka ucingo oluqinileyo lokugcwalisa kwi-arc egqunywe yi-flux. Le ndlela iqinisekisa ukudityaniswa okulinganayo nomgangatho ophezulu, okususa umngcipheko weziphene eziqhelekileyo kwezinye iindlela zokudibanisa.

    izicelo.

    Ipropati yoomatshini

    inqanaba lesinyithi

    amandla amancinci okuvelisa
    I-Mpa

    Tensile strength

    Ubuncinane bobude
    %

    Amandla amancinci empembelelo
    J

    Ubukhulu obuchaziweyo
    mm

    Ubukhulu obuchaziweyo
    mm

    Ubukhulu obuchaziweyo
    mm

    kubushushu bovavanyo lwe
     

    16

    ＞16≤40

    ＜3

    ≥3≤40

    		 ≤40

    -20℃

    0℃

    20℃
    S235JRH

    235

    225

    360-510

    360-510

    24

    -

    -

    27
    S275J0H

    275

    265

    430-580

    410-560

    20

    -

    27

    -
    S275J2H

    27

    -

    -
    S355J0H

    365

    345

    510-680

    470-630

    20

    -

    27

    -
    S355J2H

    27

    -

    -
    S355K2H

    40

    -

    -

    Ukubaluleka kwe-HSAW ekwakhiweni kwemibhobho yeoyile:

    1. Amandla Nokuqina: Enye yeempawu eziphambili ze-HSAW kukukwazi kwayo ukwenza amalungu aqinileyo nane-welded enamandla aphezulu. I-weld eqhubekayo ejikelezayo eyenziwe yile teknoloji iphucula ukuqina kwesakhiwo kwaye ibalulekile ekumelaneni noxinzelelo oluphezulu, amaqondo obushushu aphezulu kunye neemeko zokusingqongileyo ezibangela ukubaumbhobho weoyile imigcaubuso babo ngexesha lobomi babo benkonzo.

    2. Ubomi obude kunye nokuthembeka okuqinileyo: Imigca yepayipi yeoyile kulindeleke ukuba isebenze ngokungenasiphako amashumi eminyaka, ithutha ioyile ngaphandle kokuvuza okanye ukusilela. I-HSAW idlala indima ebalulekileyo ekufezekiseni ubomi obude benkonzo ngokuqinisekisa ukusasazwa ngokulinganayo kobushushu bokuwelda, ukunciphisa uxinzelelo, kunye nokuthintela ukuqaliswa kokuqhekeka kunye nokwanda - zonke izinto ezinegalelo ekuthembekeni ngokubanzi kwepayipi.

    3. Ulwakhiwo olusebenzayo: I-HSAW inako ukuwelda rhoqo iindawo ezinde zepayipi, ngoko ke inempumelelo enkulu ekwakhiweni kwepayipi. Le ndlela inciphisa ixesha lokuwelda, yonyusa imveliso, inciphisa kakhulu iindleko zokwakha, kwaye inceda ekugqityweni kweprojekthi ngexesha elifanelekileyo.

    4. Ukugcinwa nokulungiswa okuncitshisiweyo: Ngokubonelela ngee-welds ezisemgangathweni ophezulu, ezingenaziphene, i-HSAW inciphisa isidingo sokulungiswa kwexesha elizayo okanye ixesha lokungasebenzi elinxulumene nokugcinwa. Iipayipi zeoyile ezakhiwe kusetyenziswa le ndlela azinangxaki yokuvuza okanye ukusilela, nto leyo ephucula ukhuseleko kwaye inyusa ukusebenza kakuhle.

    5. Iingenelo zokusingqongileyo: I-HSAW iqinisekisa ukuveliswa kwee-welds ezichanekileyo ezinobuchane obuphezulu. Oku kunciphisa amathuba okugqwala kwemibhobho kunye nokuvuza kweoyile okulandelayo, kukhusela okusingqongileyo kwiintlekele ezinokubakho ezinxulumene nokusilela kwemibhobho.

    https://www.leadingsteels.com/about-us/

    Ukwenziwa kweeKhemikhali

    Ibanga lentsimbi

    Uhlobo lokususa i-oxidation

    % ngobunzima, ubuninzi

    Igama lentsimbi

    Inombolo yentsimbi

    C

    C

    Si

    Mn

    P

    S

    Nb

    S235JRH

    1.0039

    FF

    0,17

    —

    1,40

    0,040

    0,040

    0.009

    S275J0H

    1.0149

    FF

    0,20

    —

    1,50

    0,035

    0,035

    0,009

    S275J2H

    1.0138

    FF

    0,20

    —

    1,50

    0,030

    0,030

    —

    S355J0H

    1.0547

    FF

    0,22

    0,55

    1,60

    0,035

    0,035

    0,009

    S355J2H

    1.0576

    FF

    0,22

    0,55

    1,60

    0,030

    0,030

    —

    S355K2H

    1.0512

    FF

    0,22

    0,55

    1,60

    0,030

    0,030

    —

    a. Indlela yokususa ioksijini ichazwe ngolu hlobo lulandelayo:

    FF: Intsimbi ebulewe ngokupheleleyo equlethe izinto zokubopha initrogen ngobuninzi obaneleyo ukubopha initrogen ekhoyo (umz. ubuncinci be-0,020% iyonke ye-Al okanye i-0,015% ye-Al enyibilikayo).

    b. Ixabiso eliphezulu le-nitrogen alisebenzi ukuba ukwakheka kweekhemikhali kubonisa umxholo opheleleyo we-Al ongama-0,020% kunye nomlinganiselo ophantsi we-Al/N oyi-2:1, okanye ukuba kukho ezinye izinto ezaneleyo zokubopha i-N. Izinto zokubopha i-N mazirekhodwe kuXwebhu loHlolo.

    Ukuququmbela:

    Ukwakhiwa kwemibhobho yeoyile kufuna imigangatho ephezulu yokuwelda ukuqinisekisa ukuba ihlala ixesha elide, ithembekile kwaye ikhuselekile. Ukuwelda kwe-arc engaphantsi komhlaba (i-HSAW) bubuchwepheshe obuqinisekisiweyo obukhethwayo kweli candelo ngenxa yokukwazi kwayo ukwenza ii-welds eziqinileyo, ezihlala ixesha elide nezingenaziphene. Ngeenzuzo ezininzi eziquka ukuqina kwesakhiwo, ukwakhiwa okusebenzayo, ukugcinwa okunciphileyo kunye neenzuzo zokusingqongileyo, i-HSAW idlala indima ebalulekileyo ekuhlangabezaneni neemfuno zothutho lweoyile kwihlabathi liphela. Njengoko ishishini leoyile liqhubeka nokukhula, ukusetyenziswa kobuchwepheshe obuphambili bokuwelda obufana ne-HSAW kubalulekile ekugcineni ukuthembeka kunye nokuthembeka kwemibhobho yeoyile kwihlabathi liphela.

    Umbhobho we-SSAW

    Isishwankathelo

    I-Cangzhou Spiral Steel Pipe Group Co., Ltd. iyazingca ngokubonelela ngeepayipi zomthungo ezijikelezayo ezikumgangatho ophezulu kwiintlobo ngeentlobo zezicelo. Sigxila ekuveliseni ngokuchanekileyo, iteknoloji yokuwelda ephucukileyo kunye nezixhobo ezisemgangathweni ukubonelela abathengi ngezisombululo ezithembekileyo nezisebenzayo kwiimfuno zabo zomthungo. Sithembe ukuba siza kuhlangabezana nazo zonke iimfuno zakho kwaye ufumane amava angqalileyo okuthembeka nokuqina kweepayipi zethu zomthungo ezijikelezayo.

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