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    Umbhobho womthungo ojikelezayo okumgangatho ophezulu

    Umbhobho womthungo ojikelezayo okumgangatho ophezulu Umfanekiso obonisiweyo
    • Umbhobho womthungo ojikelezayo okumgangatho ophezulu

    Inkcazo emfutshane:

    Umbhobho wethu womthungo ojikelezayo okumgangatho ophezulu ufanelekile kwiintlobo ngeentlobo zezicelo, kubandakanya ulwakhiwo, ioyile negesi, kunye nokuthuthwa kolwandle. Ngenxa yamandla ayo agqwesileyo kunye nokuqina kwayo, yenzelwe ukumelana noxinzelelo kunye nokugqwala, okwenza ibe sisisombululo esihlala ixesha elide kwiimfuno zakho zombhobho.


    Iinkcukacha zeMveliso

    Iithegi zeMveliso

    Sizisa umbhobho wethu onomthungo ojikelezayo okumgangatho ophezulu, imveliso ebonakalisa amandla, ukuqina kunye nobunjineli obuchanekileyo. Yenziwe kusetyenziswa inkqubo yokudibanisa ejikelezayo ephucukileyo, imibhobho yethu yenziwe ngeekhoyili zentsimbi ezigoqwe ngobushushu ezenziwe ngononophelo zibe yimo ye-cylindrical kwaye zidityaniswa kumthungo ojikelezayo. Le ndlela intsha yokuvelisa ayiphuculi nje kuphela ukuqina kwesakhiwo semibhobho, kodwa ikwaqinisekisa ukuba inokumelana nezicelo ezifuna kakhulu.

    Kwinkampani yethu, siyazingca ngokuzinikela kwethu okungagungqiyo ekwanelisekeni kwabathengi. Kwiminyaka edlulileyo, sizakhele udumo lokugqwesa ngokubeka phambili iimfuno zabathengi bethu kuzo zonke izigaba zenkqubo yokuthenga. Ukususela kwingcebiso yangaphambi kokuthengisa ukuya kwinkxaso yokuthengisa kunye neenkonzo ezipheleleyo emva kokuthengisa, sizibophelele ekuhlangabezaneni nayo yonke imfuno yabathengi bethu. Le ndlela egxile kubathengi isizuzele ukuthenjwa nokuthembeka kwabathengi bethu, abahlala bexabisa umgangatho weemveliso zethu kunye nokuthembeka kweenkonzo zethu.

    Umgangatho wethu ophezuluumbhobho womthungo ojikelezayoifanelekile kwiintlobo ngeentlobo zezicelo, kubandakanya ulwakhiwo, ioyile negesi, kunye nokuthuthwa kolwandle. Ngenxa yamandla ayo agqwesileyo kunye nokuqina kwayo, yenzelwe ukumelana noxinzelelo kunye nokugqwala, okwenza ibe sisisombululo esihlala ixesha elide kwiimfuno zakho zombhobho.

    Iinkcukacha zeMveliso

     

    Iipropati eziphambili zePhysical kunye neeChemical zeMibhobho yeNsimbi (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-NbVTi 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-NbVTi 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

     

    Inzuzo yeMveliso

    1. Enye yezona nzuzo ziphambili zombhobho womthungo ojikelezayo ngamandla awo agqwesileyo. Inkqubo yokudibanisa i-spiral ivumela ukudityaniswa okuqhubekayo, ngaloo ndlela iphucula ukuqina kwesakhiwo sombhobho. Oku kuwenza alungele ukuthutha ulwelo kunye neegesi phantsi koxinzelelo oluphezulu.

    2. Inkqubo yokuvelisa isebenza kakuhle, ivumela ukuba kwenziwe imibhobho emide ngaphandle kwesidingo samalungu, nto leyo enokuba ziindawo ezibuthathaka.

    3. Enye inzuzo ebalulekileyo yeumbhobho womthungo ojikelezayoyindlela ezisebenza ngayo ngeendlela ezahlukeneyo. Zingaveliswa ngeedayamitha ezahlukeneyo kunye nobukhulu beendonga ukuze zisetyenziswe ngeendlela ezahlukeneyo ukusuka ekuthuthweni kweoyile kunye negesi ukuya kwiinkqubo zamanzi.

    4. Iinkampani ezenza ezi mbhobho zibeka phambili ulwaneliseko lwabathengi kwaye zibonelela ngeenkonzo ezipheleleyo zangaphambi kokuthengisa, ngexesha lokuthengisa, kunye neenkonzo zasemva kokuthengisa. Oku kuzibophelela kuqinisekisa ukuba abathengi bafumana iimveliso ezenzelwe iimfuno zabo ezithile, nto leyo ephucula amava abo ngokubanzi.

    Ukusilela kwemveliso

    1. Inkqubo yokudibanisa i-spiral ingaba nzima ngakumbi kuneendlela zemveli zokudibanisa, nto leyo enokubangela iindleko eziphezulu zemveliso.

    2. Nangona imibhobho yomthungo ejikelezayo inamandla, isenokungabi namandla okumelana neentlobo ezithile zokugqwala kunezinye izinto zemibhobho kwaye ifuna ukufakelwa okanye unyango olukhuselayo.

     

    umbhobho wentsimbi ejikelezayo

     

     

    FAQ

    Q1: Yintoni umbhobho womthungo ojikelezayo?

    Umbhobho womthungo ojikelezayo wakhiwa kusetyenziswa indlela ekhethekileyo ebizwa ngokuba yinkqubo yokudibanisa i-spiral. Le teknoloji intsha ibandakanya iikhoyili zentsimbi ezigoqwe ngobushushu ezibunjwa zibe yimo ye-cylindrical kwaye zidityaniswa kumthungo ojikelezayo. Umbhobho ophumayo awunamandla aphezulu kuphela kodwa uzinzile kakhulu, nto leyo eyenza ukuba ilungele ukusetyenziswa ngeendlela ezahlukeneyo, kubandakanya ukuthuthwa kweoyile negesi, ukunikezelwa kwamanzi kunye nenkxaso yesakhiwo.

    Q2: Kutheni ukhetha umbhobho womthungo ojikelezayo osemgangathweni ophezulu?

    Eyona nzuzo iphambili yeepayipi zomthungo ezijikelezayo ezikumgangatho ophezulu kukwakhiwa kwazo okuqinileyo. Inkqubo yokudibanisa ijikeleza ivumela ukudityaniswa okuqhubekayo, okwandisa ukuthembeka kunye nokumelana noxinzelelo lombhobho. Ukongeza, ezi payipi zinokwenziwa ngobukhulu obahlukeneyo kunye nobukhulu ukuze kuhlangatyezwane neemfuno ezithile zeeprojekthi ezahlukeneyo.

    Q3: Yintoni endifanele ndiyijonge kumthengisi?

    Xa ukhetha umthengisi weetyhubhu zomthungo ojikelezayo, kubalulekile ukukhetha inkampani ebeka ulwaneliseko lwabathengi kuqala. Khangela umthengisi onikezela ngeenkonzo ezipheleleyo zokuthengisa kwangaphambili, ukuthengisa, kunye neenkonzo zasemva kokuthengisa. Inkampani ethembekileyo iya kuqinisekisa ukuba iimveliso zayo ziyahlangabezana neemfuno ezimiselweyo kwaye inokwanelisa iimfuno zakho ezizodwa, iqinisekise ukuba ufumana iimveliso kunye neenkonzo ezikumgangatho ophezulu eziya kuxatyiswa ngabathengi bakho.

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