Umbhobho waManzi oPhambili ngokuSebenza okuphezulu
IiPropati eziPhambili zoMzimba kunye neMichiza yeeMibhobho zeNtsimbi (GB/T3091-2008, GB/T9711-2011 kunye ne-API Spec 5L) | ||||||||||||||
Umgangatho | IBanga leNsimbi | Amalungu eMichiza (%) | Ipropati ye-Tensile | Charpy(V notch)Uvavanyo lweMpembelelo | ||||||||||
c | Mn | p | s | Si | Okunye | Isivuno Amandla (Mpa) | Amandla Okuqina (Mpa) | (L0=5.65 √ S0)(umzuzu wokuTlula umlinganiselo (%) | ||||||
max | max | max | max | max | imiz | max | imiz | max | D ≤ 168.33mm | D > 168.3mm | ||||
I-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 | Ngokuzithandela ukongeza enye yezinto ze-NbVTi okanye nayiphi na indibaniselwano yazo | 175 | 310 | 27 | Inye okanye ezimbini zesalathiso sokuqina samandla empembelelo kunye nendawo yokucheba inokukhethwa. Kwi-L555, bona 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 | |||||||
API 5L (PSL 1) | A25 | 0.21 | 0.60 | 0.030 | 0.030 | Kwibakala B intsimbi,Nb+V ≤ 0.03%;yentsimbi ≥ ibakala B,ukongeza iNb okanye V okanye indibaniselwano yabo, kunye Nb+V+Ti ≤ 0.15% | 172 | 310 | (L0=50.8mm) iya kubalwa ngokwale fomyula ilandelayo:e=1944·A0 .2/U0 .0 A: Ummandla wesampulu kwi-mm2 U: Ubuncinane obukhankanyiweyo bokuqina bokuqina kwi-Mpa | Akukho nanye okanye nayiphi na okanye zombini amandla empembelelo kunye nendawo yokucheba efunekayo njengenqobo yokugweba yokuqina. | ||||
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 |
Intshayelelo yeMveliso
Ukwazisa imibhobho yethu yamanzi esemgangathweni ephezulu, eyilelwe ukuhlangabezana neemfuno ezahlukeneyo zoluhlu olubanzi lwamashishini. Iveliswe kumzi-mveliso wethu wangoku eCangzhou, kwiPhondo laseHebei, inkampani yethu ibe yinkokeli yokwenziwa kwemibhobho ukususela ekusekweni kwayo ngo-1993. Ngommandla ozii-square metres ezingama-350,000 kunye nee-asethi ezipheleleyo ze-RMB 680 yezigidi, sinebhongo ngokuba nabasebenzi abazinikeleyo abangama-680 abanobuchule.
Yethuumbhobho wamanzi ongundoqozenzelwe ukusebenza ngokugqibeleleyo kwizicelo ezibalulekileyo ezifana nemibhobho yamanzi kunye neentambo zegesi. Siyaqonda ukuba iinkcukacha zale mibhobho, kubandakanywa i-welds kunye noyilo lwe-spiral seam, idlala indima ebalulekileyo ekusebenzeni kwayo kunye nokuthembeka. Yiyo loo nto sisebenzisa ubugcisa obuphezulu bokwenza kunye nemilinganiselo engqongqo yolawulo lomgangatho ukuqinisekisa ukuba imibhobho yethu iyahlangabezana neyona migangatho iphezulu yoshishino.
Imibhobho yethu yamanzi iyilelwe ukuba isebenziseke kakhulu kwaye isebenze ngeendlela ezininzi, kwaye inokusetyenziswa kwiindawo ngeendawo, izenza zilungele iikontraka, oomasipala, kunye nezicelo zemizi-mveliso. Nokuba ufaka umatshini omtsha wamanzi okanye uphucula umzila werhasi osele ukho, imibhobho yethu inika ukuqina namandla afunekayo ukuhlangabezana neemfuno zayo nayiphi na iprojekthi.
I-Advantage yeMveliso
Enye yeenzuzo eziphambili zemibhobho yamanzi engundoqo kukusebenza kwayo okuphezulu. Ziyilelwe ukuhlangabezana neemfuno zeemeko ezahlukeneyo, zizenza zifaneleke kuzo zombini iindawo ezisezidolophini nasemaphandleni. Ukuguquguquka kwale mibhobho kuvumela ukuba zisetyenziswe kwizicelo ezahlukeneyo, ukusuka kwindawo yokuhlala yamanzi ukuya kwi-industrial gas transport. Oku kuziqhelanisa neemeko kubalulekile koomasipala nakumashishini ngokufanayo, njengoko kwenza kube lula iinkqubo zokuthengwa kwempahla nofakelo.
Ukusilela kwemveliso
Ukusebenza kwale mibhobho kunokuchatshazelwa zizinto ezifana neemeko zomhlaba, ukuguquguquka kobushushu, kunye namanqanaba oxinzelelo. Umzekelo, imibhobho edityanisiweyo inokuthi ichaphazeleke ngakumbi kukudleka kwiindawo ezithile, ngelixa imibhobho ye-spiral seam isenokungabi yomelele phantsi kweemeko zoxinzelelo oluphezulu. Ukuqonda le mida kubalulekile kwiinjineli kunye nabacwangcisi ukuqinisekisa ukuba uhlobo olufanelekileyo lombhobho lukhethiweyo kwisicelo ngasinye.
Isicelo
Ukubaluleka koovimba bamanzi abathembekileyo, abakumgangatho ophezulu kuphuhliso lweziseko ezingundoqo ezihlala zikhula akunakubaxwa. Eyaziwayo ngokusebenza kwayo okuphezulu, le mibhobho iyimfuneko kwizicelo ezahlukeneyo, kubandakanywa nemibhobho yamanzi kunye negesi. Iimpawu zabo, ezinje ngeewelds kunye noyilo lwe-spiral seam, zidlala indima ephambili ekuqinisekiseni ukusebenza kakuhle kunye nobomi benkonzo.
Imibhobho yethu yamanzi ephambili isetyenziswe kwiintlobo ezahlukeneyo zezicelo, ezibonakaliswa kwiinkalo ezahlukeneyo. Ingaba yinkqubo yokunikezelwa kwamanzi kamasipala okanye inethiwekhi yokusabalalisa igesi, imibhobho yethu inokumelana nobunzima bokusetyenziswa kwansuku zonke ngelixa igcina ukusebenza kakuhle. Welded kunyeumbhobho womthungo ojikelezayoiinketho zibonelela ngokuguquguquka kwisicelo, ukuvumela izisombululo ukuba zilungelelaniswe ukuhlangabezana neemfuno ezithile zeprojekthi.
FAQ
Q1. Yeyiphi into eyenziwa ngumbhobho wamanzi ongundoqo?
Imibhobho yamanzi idla ngokwenziwa ngezinto ezihlala ixesha elide njengentsimbi, iPVC kunye neHDPE. Ukukhethwa kwezinto eziphathekayo kuxhomekeke kwisicelo esithile kunye neemeko zokusingqongileyo.
Q2. Yintoni imibhobho edityanisiweyo kunye nemibhobho ye-spiral seam?
Umbhobho odityanisiweyo wenziwa ngokudibanisa imiphetho emibini yombhobho kunye, onobume obuqinileyo kunye nobungqina bokuvuza. Umbhobho we-Spiral seam wenziwa ngokuqengqeleka umcu wesinyithi osicaba ube yimilo yetyhubhu, enokuguquguquka okukhulu kuyilo kunye nokusetyenziswa.
Q3. Ndiwukhetha njani umbhobho ofanelekileyo weprojekthi yam?
Qwalasela izinto ezifana nohlobo lolwelo oluhanjiswayo, iimfuno zoxinzelelo, kunye neemeko zokusingqongileyo. Ukucebisana nochwephesha kunokunceda ekuqinisekiseni ukuba ukhetha eyona ityhubhu ilungileyo kwiimfuno zakho.