Izinto eziluncedo kwi-Cold Formed Welded Structural

Inkcazelo emfutshane:

Xa kwakhiwa izakhiwo kunye nezakhiwo, ukukhethwa kwezinto eziphathekayo kudlala indima ebalulekileyo ekuqinisekiseni ukuhlala kunye nokomelela kwemveliso yokugqibela. Enye into edumileyo kushishino lokwakha yintsimbi edityanisiweyo edityanisiweyo yentsimbi. Esi sixhobo sivelisa izinto ezintsha sinika uluhlu olubanzi lweenzuzo, okwenza kube lukhetho lokuqala kwiiprojekthi ezininzi zokwakha.


Iinkcukacha zeMveliso

Iithegi zeMveliso

Intsimbi eyenziwe ngokubanda iveliswa ngokugoba kunye nokwenza amaphepha ensimbi okanye iikhoyili kwiqondo lokushisa ngaphandle kokusetyenziswa kobushushu. Inkqubo ivelisa into eyomeleleyo, ehlala ixesha elide kunentsimbi eshushu. Le ntsimbi ebandayo inika iingenelo ezininzi ezingundoqo xa idityaniswe kunye ukwenza amacandelo esakhiwo.

Umgangatho

Ibakala Steel

Ukwakhiwa kweekhemikhali

Iimpawu zokuqina

     

UVavanyo lweMpembelelo yeCharpy kunye noVavanyo lokuLahla ubunzima beenyembezi

C Si Mn P S V Nb Ti   CEV4) (%) Rt0.5 Mpa Isivuno samandla   Rm Mpa Tensile Amandla   Rt0.5/Rm (L0=5.65 √ S0) Ubude A%
max max max max max max max max Okunye max imiz max imiz max max imiz
  I-L245MB

0.22

0.45

1.2

0.025

0.15

0.05

0.05

0.04

1)

0.4

245

450

415

760

0.93

22

Uvavanyo lwempembelelo ye-Charpy: Impembelelo yokufunxa amandla omzimba wombhobho kunye ne-weld seam iya kuvavanywa njengoko kufunwa kumgangatho wokuqala. Ngeenkcukacha, jonga umgangatho wokuqala. Uvavanyo lokukrazula ubunzima: Indawo yokucheba ngokuzikhethela

GB/T9711-2011 (PSL2)

L290MB

0.22

0.45

1.3

0.025

0.015

0.05

0.05

0.04

1)

0.4

290

495

415

21

  I-L320MB

0.22

0.45

1.3

0.025

0.015

0.05

0.05

0.04

1)

0.41

320

500

430

21

  I-L360MB

0.22

0.45

1.4

0.025

0.015

      1)

0.41

360

530

460

20

  I-L390MB

0.22

0.45

1.4

0.025

0.15

      1)

0.41

390

545

490

20

  I-L415MB

0.12

0.45

1.6

0.025

0.015

      1)2)3

0.42

415

565

520

18

  I-L450MB

0.12

0.45

1.6

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 Uthethathethwano

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) Kuwo onke amabakala ensimbi, i-Mo inokuthi ≤ 0.35%, phantsi kwekhontrakthi.
                     Mnu     Cr+Mo+V   Cu+Ni4)CEV=C+ 6 + 5 + 5

Enye yeenzuzo eziphambili zekubanda yakhiwe ngesakhiwo esidityanisiweyo intsimbi ngumlinganiselo wayo ophezulu wamandla ukuya kubunzima. Oku kuthetha ukuba inika amandla aphezulu ngelixa ilula, isenza kube lula ukuyiphatha kunye nokuthutha ngexesha lokwakha. Ukongeza, amandla aphezulu entsimbi eyenziwe ngokubanda yenza ukuba i-slender kunye noyilo olusebenzayo lwesakhiwo olwandisa indawo kunye nokunciphisa ukusetyenziswa kwezinto eziphathekayo.

Enye inzuzo ebalulekileyo yentsimbi edibeneyo epholileyo edibeneyo yolwakhiwo kukufana kwayo kunye nokuhambelana. Inkqubo yokubumba ebandayo iqinisekisa ukuba insimbi igcina iipropati ezihambelanayo zoomatshini kuyo yonke into, okubangelwa ukusebenza okuqikelelweyo kunye nokuthembekileyo. Oku kuhambelana kubalulekile ekuqinisekiseni imfezeko yesakhiwo kunye nokhuseleko lolwakhiwo lokugqibela.

Umbhobho we-SSAW

Ukongeza kumandla kunye nokungaguquguquki, intsimbi ebandayo eyakhiwe ngeWelded Structural inika ukuchaneka okugqwesileyo komgangatho kunye nokuchaneka. Inkqubo yokubumba ebandayo ivumela ukunyamezela okuqinileyo kunye nokubumba okuchanekileyo, ukuqinisekisa ukuba iinqununu zesakhiwo zihambelana ngokudibeneyo ngexesha lokudibanisa. Eli nqanaba lokuchaneka libalulekile ekufezekiseni umgangatho ophezulu, obonakalayo wemveliso egqityiweyo.

Ukongeza, intsimbi ebandayo eyakhiwe ngeWelded Structural iguquguquka kwaye inokwenziwa ngokwezifiso ukuhlangabezana neemfuno ezithile zeprojekthi. Inokubunjwa ngokulula kwaye ibunjwe kwiintlobo ezahlukeneyo zeekhonto kunye nokulungelelaniswa, ukuvumela ukuyilwa koyilo lwesakhiwo esinzima. Oku kuguquguquka kwenza ukuba kube lula kuluhlu olubanzi lwezicelo ukusuka kulwakhiwo lweendawo zokuhlala ukuya kwiindawo zoshishino.

Ukusetyenziswa kwentsimbi ebandayo eyi-Welded Structural steel nayo inegalelo kwimisebenzi yokwakha ezinzileyo. Ubume bayo obulula bunciphisa umthwalo opheleleyo kwisiseko kunye nesakhiwo senkxaso, okukhokelela ekugcinweni kweendleko ezinokubakho kunye neenzuzo zokusingqongileyo. Ukongeza, ukuphinda kusetyenziswe intsimbi kwenza kube lukhetho olulungele ukusingqongileyo kwiiprojekthi zokwakha.

Isishwankathelo, intsimbi ebandayo eyakhiwe ngeWelded Structural ibonelela ngeenzuzo ezininzi ezenza kube lukhetho olunomtsalane kwiiprojekthi zokwakha. Ubungakanani bayo obuphezulu bobunzima bobunzima, ukuhambelana, ukuchaneka, ukuguquguquka kunye nokuzinza kwenza kube yinto ebalulekileyo ekudaleni izakhiwo ezizinzileyo, ezisebenzayo. Njengoko ishishini lolwakhiwo liqhubeka nokukhula, intsimbi ebandayo eFakelwe iWelded Structural iya kudlala indima ebalulekileyo ekubumbeni izakhiwo kunye neziseko ezingundoqo zexesha elizayo.


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