Umthungo ojikelezayo we-Spiral Seam Welded Pipe GBT9711 2011PSL2

Inkcazo emfutshane:

Kwintsimi yeumbhobho weoyile negesis, ukusetyenziswa kwemibhobho edibeneyo ejikelezayo kuya kuxhaphaka ngakumbi. Eyaziwa ngokuba yipayipi yegesi, umbhobho wesarha, kunye nombhobho weoyile negesi, le mibhobho iguquguqukayo yenziwa kusetyenziswa iindlela ezizodwa zokutywina ezibonelela ngeenzuzo ezininzi ekuthuthweni kweoyile, igesi yendalo, kunye nezinye izinto eziphumayo. Kule blog, siza kuphonononga ukuguquguquka kwemibhobho edibeneyo ejikelezayo kunye nesizathu sokuba ibe lolona khetho luphambili kwiiprojekthi ezininzi zokufaka amanzi.


Iinkcukacha zeMveliso

Iithegi zeMveliso

Siyavuya ukwazisa imveliso yethu entsha,umthungo ojikeleziweyo wepayipiLe mveliso intsha enemisebenzi emininzi yenziwa ngokuqengqa intsimbi yesakhiwo sekhabhoni engaphantsi kwekhabhoni okanye imicu yentsimbi yesakhiwo esingaphantsi kwe-alloy ibe ziingceba zeetyhubhu kwi-engile ethile ejikelezayo, size emva koko sidibanise imithungo yeetyhubhu. Le nkqubo yokuvelisa eyahlukileyo isivumela ukuba sivelise imibhobho yentsimbi enobubanzi obukhulu ngemicu emincinci.

KwiCangzhou Spiral Steel Pipes Group Co., Ltd., siyazingca kakhulu ngezixhobo zethu zanamhlanje kunye nobuchwepheshe obuphambili. Igubungela indawo yeemitha zesikwere ezingama-350,000 kwaye ineempahla ezipheleleyo ezingama-680 ezigidi zeeyuan, ibe yinkokeli kushishino. Ngeqela elizinikeleyo labasebenzi abangama-680, ngemizamo engapheliyo, inkampani inomveliso wonyaka weetoni ezingama-400,000 zeepayipi zentsimbi ezijikelezayo kunye nexabiso lemveliso eliyi-1.8 yeebhiliyoni zeeyuan.

 Umgangatho

 

 

Ibanga lentsimbi

(%)Ulwakhiwo lweekhemikhali Iipropati zokuxinana      Impembelelo yeCharpyVavanya kwaye UlahleUvavanyo lokukrazula ubunzima
C Si Mn P S V Nb Ti  Okunye i-CEV4)(%)   I-Rt0.5 MpaUnikeze Amandla

 

 

Rm Mpa

Tensile strength

Rt0.5/ Rm (L0=5.65 √ S0) Ukwandiswa kwe-A%
ubuninzi ubuninzi ubuninzi ubuninzi ubuninzi ubuninzi ubuninzi ubuninzi ubuninzi umzuzu ubuninzi umzuzu ubuninzi ubuninzi umzuzu
    

 

 

 

 

GB/T9711

-2011

(PSL2)

L245MB 0.22 0.45 1.20 0.025 0.15 0.05 0.05 0.04 1) 0.40 245 450 415     

 

 

760

    

 

 

0.93

22  Uvavanyo lwempembelelo yeCharpy: Impembeleloefunxayoamandla omzimba wombhobho kunye nomthungo we-weld

kuvavanywa njenge

kufuneka kwi

umgangatho wokuqala. Ukuze ufumane iinkcukacha, jonga umgangatho wokuqala.

Uvavanyo lokukrazula umzimba: Ukhetho

indawo yokucheba

I-L290MB 0.22 0.45 1.30 0.025 0.015 0.05 0.05 0.04 1) 0.40 290 495 415 21
I-L320MB 0.22 0.45 1.30 0.025 0.015 0.05 0.05 0.04 1) 0.41 320 500 430 21
I-L360MB 0.22 0.45 1.40 0.025 0.015       1) 0.41 360 530 460 20
I-L390MB 0.22 0.45 1.40 0.025 0.15       1) 0.41 390 545 490 20
I-L415MB 0.12 0.45 1.60 0.025 0.015       1)2)3 0.42 415 565 520 18
I-L450MB 0.12 0.45 1.60 0.025 0.015       1)2)3 0.43 450 600 535 18
I-L485MB 0.12 0.45 1.7 0.025 0.015       1)2)3 0.43 485 635 570 18
I-L555MB 0.12 0.45 1.85 0.025 0.015       1)2)3 协议Ingxoxo 555 705 625 825 0.95 18
                                 
                                 
  Phawula:1)0.015 ≤ Altot < 0.060;N ≤ 0.012;AI—N ≥ 2—1;Cu ≤ 0.25;Ni ≤ 0.30;Cr ≤ 0.30;Mo ≤ 0.10;
2(V+Nb+Ti ≤ 0.015%3)Kuzo zonke iiklasi zentsimbi, iMo inokuba ≤ 0.35%, phantsi kwesivumelwano.

                   Mn   Cr+Mo+V   I-Cu+Ni

4)CEV=C+ 6 + 5 + 5

 

Enye yezona nzuzo ziphambili zombhobho wethu odityaniswe ngomthungo ojikelezayo ngamandla awo angenakuthelekiswa nanto kunye nokuqina kwawo. Ukusetyenziswa kwemicu yentsimbi esemgangathweni ophezulu kuqinisekisa ukuba imibhobho yethu inokumelana neemeko ezinzima kunye nemithwalo enzima, nto leyo eyenza ukuba ifaneleke kwiintlobo ngeentlobo zezicelo. Ukususela ekudlulisweni kweoyile negesi ukuya kwiinkqubo zamanzi kunye nenkunkuma, imibhobho yethu iqinisekisa ukusebenza okuthembekileyo kunye nenkonzo ehlala ixesha elide.

Iinkqubo zokuWelda iipayipi

Ukongeza, iipayipi zethu ezidityaniswe ngomthungo ojikelezayo zibonelela ngokuguquguquka okumangalisayo. Ngenxa yokukwazi ukuvelisa iipayipi zentsimbi ezinobubanzi obukhulu, sinokuhlangabezana neemfuno ezahlukeneyo zeprojekthi kunye neenkcukacha. Nokuba ufuna iipayipi zophuhliso lweziseko, iiprojekthi zokwakha okanye izicelo zoshishino, sinako ukuhlangabezana neemfuno zakho.

Ukongeza kumandla kunye nokuguquguquka, iipayipi zethu ezidityaniswe ngomthungo ojikelezayo zibonelela ngokumelana okuhle kakhulu nokugqwala. Oku kubaluleke kakhulu, ingakumbi kumashishini ahlala ejongene neendawo ezinobungozi kunye nezinto ezigqwalisayo. Iipayipi zethu zenzelwe ukumelana novavanyo lwexesha elide, ukuqinisekisa ukusebenza kakuhle nakwiimeko ezinzima kakhulu.

Apha kwiCangzhou Spiral Steel Pipes Group Co., Ltd., sizibophelele ekuboneleleni ngeemveliso ezisemgangathweni kunye nenkonzo ebalaseleyo kubathengi. Amanyathelo ethu okulawula umgangatho angqongqo kunye neenkqubo zovavanyo ezingqongqo ziqinisekisa ukuba yonke imibhobho edityanisiweyo yomthungo ojikelezayo ephuma efektri ihlangabezana nemigangatho ephezulu yoshishino. Ukongeza, iqela lethu elizinikeleyo lenkxaso kubathengi lilapha ukunceda ngayo nayiphi na imibuzo okanye iinkxalabo onokuba nazo.

Umbhobho we-SSAW

Lilonke, iipayipi zethu ezidityaniswe ngemithungo ejikelezayo zisisombululo esithembekileyo nesisebenzayo kwiintlobo ngeentlobo zezicelo. Ngeenkqubo zethu zokwenza izinto ezisemgangathweni ophezulu kunye nokuzibophelela ekugqweseni, siye saba ngumthengisi othembekileyo kushishino. Nokuba ufuna amandla, ukuguquguquka okanye ukumelana nokugqwala, ipayipi yethu edityaniswe ngemithungo ejikelezayo yeyona ifanelekileyo. Khetha iCangzhou Spiral Steel Pipes Group Co., Ltd. kuzo zonke iimfuno zakho zeepayipi zentsimbi.


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