Ukuqonda i-A252 Grade 3 Steel Pipe kunye nokusetyenziswa kwayo kwi-Sewer

Inkcazo emfutshane:

Xa kusakhiwa phantsi komhlabaimibhobho yamanzi amdaka, ukukhetha izixhobo ezifanelekileyo kubalulekile ekuqinisekiseni ukuqina kunye nobude bexesha leziseko zophuhliso. Enye yezinto ezisetyenziswa kakhulu ekwakheni imijelo yamanzi amdaka yipayipi yentsimbi ye-A252 Grade 3. Olu hlobo lombhobho wentsimbi luyilelwe ukumelana neemeko ezinzima phantsi komhlaba kwaye lubonelele ngokusebenza okuthembekileyo ngokuhamba kwexesha.


Iinkcukacha zeMveliso

Iithegi zeMveliso

Umbhobho wentsimbi we-A252 Grade 3 yiumbhobho we-arc ongaphantsi komhlaba ojikelezayoedibanaUmbhobho womgca we-API 5Liinkcukacha. Yaziwa ngamandla ayo aphezulu okutsalwa, ukumelana nokugqwala, kunye nokukwazi kwayo ukumelana noxinzelelo oluphezulu kunye namaqondo obushushu. Ezi mpawu ziyenza ifaneleke kakhulu kwiindawo zokusetyenziswa kwamanzi amdaka apho imibhobho ichaphazeleka khona kukufuma, iikhemikhali kunye nezinye izinto ezibangela uxinzelelo kokusingqongileyo.

Ububanzi obungaphandle obuchaziweyo (D) Ubukhulu bodonga obuchaziweyo nge-mm Uxinzelelo oluncinci lovavanyo (Mpa)
Ibanga lentsimbi
in mm L210(A) L245(B) L290(X42) L320(X46) L360(X52) L390(X56) L415(X60) L450(X65) L485(X70) L555(X80)
8-5/8 219.1 5.0 5.8 6.7 9.9 11.0 12.3 13.4 14.2 15.4 16.6 19.0
7.0 8.1 9.4 13.9 15.3 17.3 18.7 19.9 20.7 20.7 20.7
10.0 11.5 13.4 19.9 20.7 20.7 20.7 20.7 20.7 20.7 20.7
9-5/8 244.5 5.0 5.2 6.0 10.1 11.1 12.5 13.6 14.4 15.6 16.9 19.3
7.0 7.2 8.4 14.1 15.6 17.5 19.0 20.2 20.7 20.7 20.7
10.0 10.3 12.0 20.2 20.7 20.7 20.7 20.7 20.7 20.7 20.7
10-3/4 273.1 5.0 4.6 5.4 9.0 10.1 11.2 12.1 12.9 14.0 15.1 17.3
7.0 6.5 7.5 12.6 13.9 15.7 17.0 18.1 19.6 20.7 20.7
10.0 9.2 10.8 18.1 19.9 20.7 20.7 20.7 20.7 20.7 20.7
12-3/4 323.9 5.0 3.9 4.5 7.6 8.4 9.4 10.2 10.9 11.8 12.7 14.6
7.0 5.5 6.5 10.7 11.8 13.2 14.3 15.2 16.5 17.8 20.4
10.0 7.8 9.1 15.2 16.8 18.9 20.5 20.7 20.7 20.7 20.7
  (325.0) 5.0 3.9 4.5 7.6 8.4 9.4 10.2 10.9 11.8 12.7 14.5
7.0 5.4 6.3 10.6 11.7 13.2 14.3 15.2 16.5 17.8 20.3
10.0 7.8 9.0 15.2 16.7 18.8 20.4 20.7 20.7 20.7 20.7
13-3/8 339.7 5.0 3.7 4.3 7.3 8.0 9.0 9.8 10.4 11.3 12.1 13.9
8.0 5.9 6.9 11.6 12.8 14.4 15.6 16.6 18.0 19.4 20.7
12.0 8.9 10.4 17.4 19.2 20.7 20.7 20.7 20.7 20.7 20.7
14 355.6 6.0 4.3 5.0 8.3 9.2 10.3 11.2 11.9 12.9 13.9 15.9
8.0 5.7 6.6 11.1 12.2 13.8 14.9 15.9 17.2 18.6 20.7
12.0 8.5 9.9 16.6 18.4 20.7 20.7 20.7 20.7 20.7 20.7
  (377.0) 6.0 4.0 4.7 7.8 8.6 9.7 10.6 11.2 12.2 13.1 15.0
8.0 5.3 6.2 10.5 11.5 13.0 14.1 15.0 16.2 17.5 20.0
12.0 8.0 9.4 15.7 17.3 19.5 20.7 20.7 20.7 20.7 20.7
16 406.4 6.0 3.7 4.3 7.3 8.0 9.0 9.8 10.4 11.3 12.2 13.9
8.0 5.0 5.8 9.7 10.7 12.0 13.1 13.9 15.1 16.2 18.6
12.0 7.4 8.7 14.6 16.1 18.1 19.6 20.7 20.7 20.7 20.7
  (426.0) 6.0 3.5 4.1 6.9 7.7 8.6 9.3 9.9 10.8 11.6 13.3
8.0 4.7 5.5 9.3 10.2 11.5 12.5 13.2 14.4 15.5 17.7
12.0 7.1 8.3 13.9 15.3 17.2 18.7 19.9 20.7 20.7 20.7
18 457.0 6.0 3.3 3.9 6.5 7.1 8.0 8.7 9.3 10.0 10.8 12.4
8.0 4.4 5.1 8.6 9.5 10.7 11.6 12.4 13.4 14.4 16.5
12.0 6.6 7.7 12.9 14.3 16.1 17.4 18.5 20.1 20.7 20.7
20 508.0 6.0 3.0 3.5 6.2 6.8 7.7 8.3 8.8 9.6 10.3 11.8
8.0 4.0 4.6 8.2 9.1 10.2 11.1 11.8 12.8 13.7 15.7
12.0 6.0 6.9 12.3 13.6 15.3 16.6 17.6 19.1 20.6 20.7
16.0 7.9 9.3 16.4 18.1 20.4 20.7 20.7 20.7 20.7 20.7
  (529.0) 6.0 2.9 3.3 5.9 6.5 7.3 8.0 8.5 9.2 9.9 11.3
9.0 4.3 5.0 8.9 9.8 11.0 11.9 12.7 13.8 14.9 17.0
12.0 5.7 6.7 11.8 13.1 14.7 15.9 16.9 18.4 19.8 20.7
14.0 6.7 7.8 13.8 15.2 17.1 18.6 19.8 20.7 20.7 20.7
16.0 7.6 8.9 15.8 17.4 19.6 20.7 20.7 20.7 20.7 20.7
22 559.0 6.0 2.7 3.2 5.6 6.2 7.0 7.5 8.0 8.7 9.4 10.7
9.0 4.1 4.7 8.4 9.3 10.4 11.3 12.0 13.0 14.1 16.1
12.0 5.4 6.3 11.2 12.4 13.9 15.1 16.0 17.4 18.7 20.7
14.0 6.3 7.4 13.1 14.4 16.2 17.6 18.7 20.3 20.7 20.7
19.1 8.6 10.0 17.8 19.7 20.7 20.7 20.7 20.7 20.7 20.7
22.2 10.0 11.7 20.7 20.7 20.7 20.7 20.7 20.7 20.7 20.7
24 610.0 6.0 2.5 2.9 5.1 5.7 6.4 6.9 7.3 8.0 8.6 9.8
9.0 3.7 4.3 7.7 8.5 9.6 10.4 11.0 12.0 12.9 14.7
12.0 5.0 5.8 10.3 11.3 12.7 13.8 14.7 15.9 17.2 19.7
14.0 5.8 6.8 12.0 13.2 14.9 16.1 17.1 18.6 20.0 20.7
19.1 7.9 9.1 16.3 17.9 20.2 20.7 20.7 20.7 20.7 20.7
25.4 10.5 12.0 20.7 20.7 20.7 20.7 20.7 20.7 20.7 20.7
  (630.0) 6.0 2.4 2.8 5.0 5.5 6.2 6.7 7.1 7.7 8.3 9.5
9.0 3.6 4.2 7.5 8.2 9.3 10.0 10.7 11.6 12.5 14.3
12.0 4.8 5.6 9.9 11.0 12.3 13.4 14.2 15.4 16.6 19.0
16.0 6.4 7.5 13.3 14.6 16.5 17.8 19.0 20.6 20.7 20.7
19.1 7.6 8.9 15.8 17.5 19.6 20.7 20.7 20.7 20.7 20.7
25.4 10.2 11.9 20.7 20.7 20.7 20.7 20.7 20.7 20.7 20.7

Inkqubo yokuvelisaUmbhobho wentsimbi weBanga lesi-3 we-A252kubandakanya ukwenza i-spiral weld eqhubekayo kubude bombhobho, nto leyo ebangela isakhiwo esomeleleyo nesingenamthungo. Le ndlela yokwakha iphucula amandla ombhobho okusasaza ngokulinganayo uxinzelelo kunye nokumelana nokuguquguquka, okwenza ukuba ube yeyona ifanelekileyo kwiindawo ezifakelwa phantsi komhlaba. Ukongeza, umbhobho ugqunywe ngengubo ekhuselayo eyonyusa ngakumbi ukumelana kwawo nokugqwala kunye nokuguga, okuqinisekisa ubomi benkonzo ende kwiindawo ezisetyenziswayo zombhobho.

Umbhobho wentsimbi we-A252 Grade 3 wenzelwe ukuhlangabezana neemfuno ezithile zokwakhiwa kwemibhobho yamanzi amdaka, njengokubonelela ngomjelo othembekileyo wamanzi amdaka kunye nelindle, kunye nokumelana nomhlaba kunye nemithwalo yezithuthi engaphezulu kwawo. Iimpawu ezinamandla aphezulu zemibhobho yentsimbi zivumela ukuba igcine ulungelelwaniso lwesakhiwo naphantsi kweemeko ezinzima, ngaloo ndlela inciphisa umngcipheko wokuvuza, ukuwa kunye nezinye iintlobo zokusilela kweziseko.

Ukongeza kwiipropati zayo zoomatshini, umbhobho wentsimbi we-A252 Grade 3 unika iingenelo ezingabizi kakhulu kwiiprojekthi zomjelo wamanzi amdaka. Kulula ukuwufaka, uneemfuno eziphantsi zokugcinwa kwaye uhlala ixesha elide, nto leyo enceda ukonga iindleko zizonke ngexesha lobukho beziseko zophuhliso. Ukongeza, ukuhambelana kombhobho neendlela ezahlukeneyo zoqhagamshelo kunye nezixhobo kuvumela ulwakhiwo oluguquguqukayo nolusebenzayo oluhlangabezana neemfuno ezithile zenethiwekhi yomjelo wamanzi amdaka.

Umbhobho Womjelo Wamanzi Ongaphantsi Komhlaba

Iinkampani zobunjineli kunye neenkampani zobunjineli zingazuza kwintsebenzo egqwesileyo yombhobho wentsimbi we-A252 Grade 3 kwiiprojekthi zazo njengoko ibonelela ngesisombululo esithembekileyo nesihlala ixesha elide sokuthuthwa kwamanzi amdaka angaphantsi komhlaba. Ngokukhetha izixhobo ezisemgangathweni ezifana nombhobho wentsimbi we-A252 Grade 3, banokuqinisekisa ukusebenza kwexesha elide kunye nokuqina kweenkqubo zabo zombhobho, ukunciphisa umngcipheko wokulungiswa okubiza kakhulu kunye nokuphazamiseka kwenkonzo.

Ngamafutshane, umbhobho wentsimbi webanga lesi-3 we-A252 unezibonelelo zokuba namandla aphezulu, ukumelana nokugqwala, kunye nokusebenza ngexabiso eliphezulu, nto leyo eyenza ukuba ube lukhetho oluhle kakhulu lokwakhiwa kwemibhobho yamanzi amdaka. Ukwakhiwa kwawo okungenamthungo noluqinileyo, kunye nokuthobela iinkcukacha zemibhobho ye-API 5L, kuyenza ibe sisisombululo esithembekileyo nesihlala ixesha elide sokuthutha amanzi amdaka angaphantsi komhlaba. Umbhobho wentsimbi webanga lesi-3 we-A252 unako ukumelana neemeko ezinzima zangaphantsi komhlaba kwaye unikezele ngokusebenza ixesha elide, nto leyo eyenza ukuba ibe yinto ekhethwayo kwiiprojekthi zeziseko zophuhliso lwemibhobho yamanzi amdaka.


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