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    Umbhobho wentsimbi odibeneyo ojikelezayo wemibhobho yeoyile negesi

    Umbhobho wentsimbi edibeneyo ejikelezayo yeepayipi zeoyile negesi Umfanekiso obonisiweyo
    • Umbhobho wentsimbi odibeneyo ojikelezayo wemibhobho yeoyile negesi

    Inkcazo emfutshane:

    Kwimimandla ehlala itshintsha yoyilo lwezakhiwo nobunjineli, uphuhliso lwetekhnoloji luyaqhubeka nokuchaza ngokutsha indlela eziphunyezwa ngayo iiprojekthi. Enye yezinto ezintsha ezimangalisayo yipayipi yentsimbi edityanisiweyo nge-spiral. Le pipe inee-seams kumphezulu wayo kwaye yenziwa ngokugoba imicu yentsimbi ibe zizangqa uze uyidibanise, nto leyo ebangela amandla angaqhelekanga, ukuqina kunye nokuguquguquka kwenkqubo yokudityaniselwa kwemibhobho. Le ntshayelelo yemveliso ijolise ekuboniseni iimpawu ezibalulekileyo zepayipi edityanisiweyo nge-spiral kwaye igxininise indima yayo yokuguqula izinto kwishishini leoyile negesi.


    Iinkcukacha zeMveliso

    Iithegi zeMveliso

    Yazisa:

    Kwimimandla ehlala itshintsha yoyilo lwezakhiwo nobunjineli, uphuhliso lwetekhnoloji luyaqhubeka nokuchaza ngokutsha indlela eziphunyezwa ngayo iiprojekthi. Enye yezinto ezintsha ezimangalisayo yipayipi yentsimbi edityanisiweyo nge-spiral. Le pipe inee-seams kumphezulu wayo kwaye yenziwa ngokugoba imicu yentsimbi ibe zizangqa uze uyidibanise, nto leyo ebangela amandla angaqhelekanga, ukuqina kunye nokuguquguquka kwenkqubo yokudityaniselwa kwemibhobho. Le ntshayelelo yemveliso ijolise ekuboniseni iimpawu ezibalulekileyo zepayipi edityanisiweyo nge-spiral kwaye igxininise indima yayo yokuguqula izinto kwishishini leoyile negesi.

    Ingcaciso yeMveliso:

    Imibhobho yentsimbi edibeneyo ejikelezayoNgokwendlela eziyilwe ngayo, zibonelela ngeenzuzo ezahlukeneyo kuneenkqubo zemibhobho zesiqhelo. Inkqubo yayo yokuvelisa eyahlukileyo iqinisekisa ubukhulu obuhambelanayo kulo lonke ubude bayo, nto leyo eyenza ukuba imelane kakhulu noxinzelelo lwangaphakathi nolwangaphandle. Olu qina lwenza umbhobho odibeneyo ojikelezayo ube ngowona ufanelekileyo kwiindlela zokuhambisa ioyile negesi apho ukhuseleko nokuthembeka kubaluleke kakhulu.

    Itekhnoloji yokudibanisa i-spiral esetyenziswa kwimveliso yayo inika ukuguquguquka okukhulu kunye nokuzivumelanisa nezimo, ivumela umbhobho ukuba ukwazi ukumelana neemeko ezinzima ezifana namaqondo obushushu aphezulu, umahluko kuxinzelelo kunye neentlekele zemvelo. Ukongeza, olu yilo lutsha luphucula ukugqwala kunye nokumelana nokuguguleka, lunceda ukwandisa ubomi benkonzo kunye nokunciphisa iindleko zokulungisa.

    Itheyibhile 2 Iipropati eziphambili zePhysical and Chemical zeSteel Pipes (GB/T3091-2008, GB/T9711-2011 kunye ne-API Spec 5L)        
    Umgangatho Ibanga lentsimbi Izinto ezisetyenziswa kwiikhemikhali (%) Ipropati yokuThatha Uvavanyo lweMpembelelo lweCharpy(V notch)
    c Mn p s Si Okunye Amandla emveliso (iMpa) Amandla okuThamba (i-Mpa) （L0=5.65 √ S0）Isantya sokuNciphisa umzuzu （%）
    ubuninzi ubuninzi ubuninzi ubuninzi ubuninzi umzuzu ubuninzi umzuzu ubuninzi U-D ≤ 168.33mm U-D ＞ 168.3mm
    GB/T3091 -2008 Q215A ≤ 0.15 0.25 ＜ 1.20 0.045 0.050 0.35 Ukongeza i-Nb\V\Ti ngokuhambelana ne-GB/T1591-94 215   335   15 > 31  
    Q215B ≤ 0.15 0.25-0.55 0.045 0.045 0.035 215 335 15 > 31
    Q235A ≤ 0.22 0.30 ＜ 0.65 0.045 0.050 0.035 235 375 15 >26
    Q235B ≤ 0.20 0.30 ≤ 1.80 0.045 0.045 0.035 235 375 15 >26
    Q295A 0.16 0.80-1.50 0.045 0.045 0.55 295 390 13 >23
    Q295B 0.16 0.80-1.50 0.045 0.040 0.55 295 390 13 >23
    Q345A 0.20 1.00-1.60 0.045 0.045 0.55 345 510 13 >21
    Q345B 0.20 1.00-1.60 0.045 0.040 0.55 345 510 13 >21
    GB/T9711-2011（PSL1） L175 0.21 0.60 0.030 0.030   Ukukhetha ukongeza enye yezinto ze-Nb\V\Ti okanye nayiphi na indibaniselwano yazo 175   310   27 Inye okanye ezimbini zesalathisi sokuqina kwamandla empembelelo kunye nendawo yokucheba zinokukhethwa. Kwi-L555, jonga umgangatho.
    L210 0.22 0.90 0.030 0.030 210 335 25
    L245 0.26 1.20 0.030 0.030 245 415 21
    L290 0.26 1.30 0.030 0.030 290 415 21
    L320 0.26 1.40 0.030 0.030 320 435 20
    L360 0.26 1.40 0.030 0.030 360 460 19
    L390 0.26 1.40 0.030 0.030 390 390 18
    L415 0.26 1.40 0.030 0.030 415 520 17
    L450 0.26 1.45 0.030 0.030 450 535 17
    L485 0.26 1.65 0.030 0.030 485 570 16
    I-API 5L (PSL 1) A25 0.21 0.60 0.030 0.030   Kwintsimbi yebanga B, iNb+V ≤ 0.03%; kwintsimbi ≥ inqanaba B, ukongeza iNb okanye iV okanye indibaniselwano yazo ngokuzithandela, kunye neNb+V+Ti ≤ 0.15% 172   310   （L0=50.8mm）ukubalwa ngokwefomula elandelayo:e=1944·A0 .2/U0 .0 A:Ummandla wesampulu kwi mm2 U: Amandla amancinci okutsalwa kwe-Mpa Akukho nanye okanye zombini okanye zombini amandla ombane kunye nendawo yokucheba efunekayo njengesiseko sokuqina.
    A 0.22 0.90 0.030 0.030   207 331
    B 0.26 1.20 0.030 0.030   241 414
    X42 0.26 1.30 0.030 0.030   290 414
    X46 0.26 1.40 0.030 0.030   317 434
    X52 0.26 1.40 0.030 0.030   359 455
    X56 0.26 1.40 0.030 0.030   386 490
    X60 0.26 1.40 0.030 0.030   414 517
    X65 0.26 1.45 0.030 0.030   448 531
    X70 0.26 1.65 0.030 0.030   483 565

    Ukongeza, uqhagamshelo lwe-spiral weld luqinisekisa ukusebenza kakuhle okumelana nokuvuza. Ke ngoko, ii-spiral welded pipes zibonelela ngemibhobho ekhuselekileyo yokuthuthwa kweoyile negesi, zinciphisa umngcipheko wokuvuza kunye neengozi zokusingqongileyo. Oku, kunye nokusebenza kwayo kakuhle kokuhamba kwamanzi kunye nokusebenza kakuhle kwe-hydraulic, kwenza ukuba ibe yeyona ifanelekileyo kwiinkampani zamandla ezifuna izisombululo ezithembekileyo nezizinzileyo.

    Umbhobho wegesi ongaphantsi komhlaba

    Ukuguquguquka kwemibhobho edibeneyo ejikelezayo akupheleli nje ekuthuthweni kweoyile negesi. Ulwakhiwo lwayo oluqinileyo kunye nomgangatho wayo ogqwesileyo wesakhiwo kuvumela ukuba isetyenziswe kwiindlela ezahlukeneyo zokusebenza, kubandakanya ukunikezelwa kwamanzi, iinkqubo zokuhambisa amanzi, kwaneeprojekthi zobunjineli bokwakha. Nokuba isetyenziselwa ukuthutha ulwelo okanye isetyenziswa njengezakhiwo zokuxhasa, imibhobho yentsimbi edibeneyo ejikelezayo igqwesile ekuboneleleni ngezisombululo ezinokuthenjwa nezingabizi kakhulu.

    Ukuqaliswa kwemibhobho yentsimbi edibeneyo ejikelezayo kuphucule kakhulu iinkqubo zokudityaniswa kwemibhobho, kwenza lula inkqubo kwaye kunciphisa ixesha leprojekthi iyonke. Ukufakelwa okulula, kunye nomlinganiselo ophezulu wamandla nobunzima, kuvumela inkqubo yokwakha elungelelanisiweyo nesebenzayo. Oku kuthetha ukonga okukhulu kwiindleko zabasebenzi, iimfuno zezixhobo kunye neendleko zolawulo lweprojekthi, ngelixa kuqinisekiswa umgangatho ophezulu kunye nexesha elide.

    Ukuququmbela:

    Ngamafutshane, umbhobho odibeneyo ojikelezileyo uguqule icandelo leenkqubo zokuwelda imibhobho, ingakumbi kwishishini leoyile negesi. Ukuhlanganiswa kwayo okungenamthungo kwamandla, ukuqina, ukuguquguquka kunye nokusebenza kakuhle kweendleko kwenza kube yeyona nto ifanelekileyo kwiinkampani zamandla ezifuna izisombululo ezinokuthenjwa. Ngenxa yoxinzelelo oluphezulu, ukugqwala kunye nokumelana nokuvuza, imibhobho yentsimbi edibeneyo ejikelezileyo idlula iinkqubo zendabuko zemibhobho ukuze ibonelele ngenethiwekhi ezinzileyo nekhuselekileyo yokuthutha izixhobo ezibalulekileyo. Njengoko ishishini lokwakha liqhubeka nokwamkela inkqubela phambili yetekhnoloji, umbhobho odibeneyo ojikelezileyo uba bubungqina bobuchule bomntu kunye nobuchule, obonisa ikamva lokusebenza kakuhle, ukhuseleko kunye nokuthembeka.

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