Ukubaluleka kwe-A252 yeBanga lokuQala lombhobho wentsimbi kwiiProjekthi zoKwakha

Inkcazelo emfutshane:

Kwiiprojekthi zokwakha, ukhetho lwezinto eziphathekayo ludlala indima ebalulekileyo kwimpumelelo yonke kunye nokuqina kwesakhiwo.Isixhobo esiphambili esihlala sisetyenziswa ekwakhiweni yi-A252 yeBanga loku-1 lombhobho wentsimbi.Olu hlobo lombhobho wensimbi luyaziwa ngamandla alo aphezulu kunye nokuqina, okwenza kube lukhetho oludumileyo kwiintlobo ezahlukeneyo zezicelo zokwakha.


Iinkcukacha zeMveliso

Iithegi zeMveliso

 A252 iBanga loku-1 Umbhobho wentsimbingumbhobho wentsimbi yolwakhiwo olungiselelwe ngokukodwa ukusetyenziswa kwiiprojekthi zokwakha.Yenziwa kwiimpawu ezithile zoomatshini kunye nokwakheka kweekhemikhali, okwenza ukuba ifaneleke kwizicelo ezifuna amandla aphezulu kunye nokuqina.Olu hlobo lombhobho wensimbi ngokuqhelekileyo lusetyenziselwa ukupakisha, ukuxhaswa kwesakhiwo, kunye nezinye izicelo ezinzulu zesiseko.

Esinye sezizathu eziphambili zokuba kutheni umbhobho wensimbi we-A252 grade 1 uthandwa kwiiprojekthi zolwakhiwo ngumthamo ophezulu wokuthwala umthwalo.Olu hlobo lombhobho wensimbi lunokumelana nemithwalo enzima kwaye luxhathise ukugoba kunye ne-buckling, okwenza kube lula ukusetyenziswa ekwakhiweni kweebhulorho, izakhiwo kunye nezinye izakhiwo ezifuna inkqubo yokuxhasa eqinile.Ukongeza, i-A252 yeBanga loku-1 lombhobho wensimbi nayo iyaziwa ngokuxhathisa ukubola, okwenza kube yinto ehlala ihleli kwaye ihlala ixesha elide kwizicelo zokwakha.

Umjelo woGutyulo

Ukongeza kumthamo wayo ophezulu wokuthwala umthwalo kunye nokuxhathisa ukubola, umbhobho wensimbi we-A252 weBanga loku-1 nawo unomsebenzi obalaseleyo we-weldability kunye nokwakheka.Oku kwenza kube lula ukuyisebenzisa kwaye ivumela ukwenziwa kwesiqhelo ukuhlangabezana neemfuno ezithile zeprojekthi.Ngenxa yoko, iiprojekthi zokwakha zisebenzisa i-A252 yeBanga loku-1 lombhobho wensimbi unokuzuza ngokuguquguquka kunye nokulungelelaniswa kwesi sixhobo, okuvumela ukuyila okuyinkimbinkimbi kunye nokutsha.

Enye into ebalulekileyo ekufuneka iqwalaselwe xa usebenzisa i-A252 yeBanga loku-1 ipayipi yensimbi kwiiprojekthi zokwakha yindleko yayo.Nangona le mbhobho yensimbi inika amandla aphezulu kunye nokuqina, iphinda ikhuphisane nexabiso, iyenze ibe yindleko yokukhetha izicelo zokwakha.Oku kuthetha ukuba abanini beeprojekthi kunye nabaphuhlisi banokuxhamla ekusebenziseni izixhobo ezikumgangatho ophezulu ngaphandle kokuchitha intywenka yemali.

Ikhowudi yoMgangatho API I-ASTM BS I-DIN GB/T I-JIS ISO YB SY/T SNV

Inani lothotho loMgangatho

  A53

1387

1626

3091

3442

599

4028

5037

OS-F101
5L A120  

102019

9711 PSL1

3444

3181.1

 

5040

 
  A135     9711 PSL2

3452

3183.2

     
  A252    

14291

3454

       
  A500    

13793

3466

       
  A589                

 

Ngokubanzi, umbhobho wentsimbi weBanga loku-1 i-A252 yimathiriyeli ebalulekileyo kwiiprojekthi zokwakha ezifuna ukomelela okuphezulu, ukuqina, kunye nokomelela.Umthamo wayo ophezulu wokuthwala umthwalo, ukuxhathisa i-corrosion, i-weldability kunye neendleko-ukusebenza kakuhle kwenza kube yinto yokuqala yokukhetha kwizicelo ezahlukeneyo zokwakha.Ingaba isetyenziselwa ukuxhasa izakhiwo, ukupakishwa kwesiseko okanye amacandelo ezakhiwo, umbhobho wensimbi we-A252 Grade 1 uhambisa ukusebenza kunye nokuthembeka okufunekayo ukuqinisekisa iprojekthi yokwakha eyimpumelelo.

Isishwankathelo, ukubaluleka kweepayipi zensimbi ze-A252 zokuqala kwiiprojekthi zokwakha azikwazi ukugqithiswa.Iipropati zayo ezikhethekileyo zenza ukuba ilungele izicelo ezifuna amandla aphezulu kunye nokomelela, kunye nokusebenza kwayo kweendleko kongeza kwixabiso leeprojekthi zokwakha.Njengoko imfuno yezinto ezihlala ixesha elide, ezinokwethenjelwa kwishishini lokwakha ziqhubeka zikhula, i-A252 yeBanga loku-1 ipayipi yensimbi iqinisekile ukuba iya kuhlala ikhethiweyo yokuqala kubakhi kunye nabaphuhlisi.

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