S235 J0 Spiral Steel Pipe - Mhinduro dzeSimbi dzemhando yepamusoro uye dzakasimba
Munyika iri kuramba ichichinja yekuvaka nekugadzira zvinhu, kudiwa kwezvinhu zvemhando yepamusoro zvinovimbisa kuchengetedzeka, kugara kwenguva refu, uye kushanda zvakanaka ndiko kwakakosha.S235 J0 Spiral Steel Pipechigadzirwa chitsva chakagadzirirwa kusangana nezvinodiwa zvemazuva ano zvekuvaka. Iyi mhinduro itsva haisi kungori pombi chete; iuchapupu hwemainjiniya epamusoro uye maitiro ekugadzira anokoshesa kusimba nekuvimbika.
Mapaipi esimbi eS235 J0 anogadzirwa zvichienderana nezvinodiwa neEuropean Standards zvinotsanangura mamiriro ekugadzira zvinhu zvekuvaka zvine maburi akasungirirwa akaomeswa nechando. Izvi zvinoreva kuti pombi yega yega inogadzirwa nenzira yakanyatsonaka yekugadzira zvinhu zvinotonhora, zvichiita kuti chimiro chirambe chakasimba pasina kudiwa kwekupisa kunotevera. Chigadzirwa chekupedzisira chine hunhu hwakanaka hwemakanika, zvichiita kuti chikwanise kushandiswa zvakasiyana-siyana mukuvaka, zvivakwa uye mapurojekiti emaindasitiri.
Zvivakwa zveMechanical
| giredhi resimbi | simba shoma regoho | Simba rekusimba | Kureba kushoma | Simba shoma remagetsi | ||||
| Ukobvu hwakatarwa | Ukobvu hwakatarwa | Ukobvu hwakatarwa | patembiricha yekuyedzwa kwe | |||||
| 16 | ＞16≤40 | 3 | ≥3≤40 | ≤40 | -20℃ | 0℃ | 20℃ | |
| S235JRH | 235 | 225 | 360-510 | 360-510 | 24 | - | - | 27 |
| S275J0H | 275 | 265 | 430-580 | 410-560 | 20 | - | 27 | - |
| S275J2H | 27 | - | - | |||||
| S355J0H | 365 | 345 | 510-680 | 470-630 | 20 | - | 27 | - |
| S355J2H | 27 | - | - | |||||
| S355K2H | 40 | - | - | |||||
Kuumbwa kweMakemikari
| Giredhi resimbi | Rudzi rwekubvisa oxidation a | % nehuremu, huwandu hwepamusoro | ||||||
| Zita resimbi | Nhamba yesimbi | C | C | Si | Mn | P | S | Nb |
| S235JRH | 1.0039 | FF | 0,17 | — | 1,40 | 0,040 | 0,040 | 0.009 |
| S275J0H | 1.0149 | FF | 0,20 | — | 1,50 | 0,035 | 0,035 | 0,009 |
| S275J2H | 1.0138 | FF | 0,20 | — | 1,50 | 0,030 | 0,030 | — |
| S355J0H | 1.0547 | FF | 0,22 | 0,55 | 1,60 | 0,035 | 0,035 | 0,009 |
| S355J2H | 1.0576 | FF | 0,22 | 0,55 | 1,60 | 0,030 | 0,030 | — |
| S355K2H | 1.0512 | FF | 0,22 | 0,55 | 1,60 | 0,030 | 0,030 | — |
| a. Nzira yekubvisa oxidation inotsanangurwa seinotevera: FF: Simbi yakafa zvizere ine zvinhu zvinosunga nitrogen muhuwandu hwakakwana kuti isunge nitrogen iripo (semuenzaniso 0,020% yeAl yose kana 0,015% yeAl inonyungudika). b. Kukosha kwakanyanya kwenitrogen hakushandi kana makemikari ari muchikamu ichi achiratidza huwandu hweAl hushoma hwe0,020% nechiyero cheAl/N che2:1, kana kana paine zvimwe zvinhu zveN-binding zvakakwana. Zvinhu zveN-binding zvinofanira kunyorwa muGwaro reKuongorora. | ||||||||
Kuedzwa kweHydrostatic
Kureba kwepaipi imwe neimwe kunofanira kuyedzwa nemugadziri kusvika pakumanikidzwa kwemvura kuchaita kuti pamadziro epaipi pave nekumanikidzwa kusingasviki 60% yesimba remubereko rakatarwa patembiricha yemumba. Kumanikidzwa kunofanira kutsanangurwa nemuenzaniso unotevera:
P=2St/D
Kusiyana Kunobvumidzwa Muhuremu neMakuriro
Kureba kwepombi imwe neimwe kunofanira kuyerwa zvakasiyana uye huremu hwayo hahufanirwe kusiyana ne10% pamusoro kana 5.5% pasi pehuremu hwayo hwepfungwa, zvichiverengerwa uchishandisa hurefu hwayo nehuremu hwayo pahurefu hweyuniti imwe neimwe.
Dhayamita yekunze haifanirwe kusiyana kupfuura ±1% kubva padhayamita yekunze yakatarwa.
Ukobvu hwemadziro chero nguva hahufanirwe kupfuura 12.5% pasi peukobvu hwemadziro hwakatarwa
Chimwe chezvinhu zvinoshamisa zveS235 J0 Spiral Steel Tube ndechekuti ine hunyanzvi hwakasiyana-siyana. Inowanikwa muchimiro chedenderedzwa, sikweya uye rectangular, chigadzirwa ichi chinogona kugadziriswa kuti chienderane nezvinodiwa zvechero chirongwa. Ungave uri kuvaka furemu yakasimba yechivako chebhizinesi, kugadzira dhizaini yakaoma yechivakwa, kana kugadzira zvivakwa zvakakosha zvakaita semabhiriji nematunnel, S235 J0 Spiral Steel Tube inopa kushanduka uye simba rinodiwa kuti uzadzise chiono chako.
Chiratidzo cheS235 chinoratidza kuti chubhu iyi yakagadzirwa nesimbi yekuvaka ine kugona kupinza uye kuchinjika zvakanaka. Izvi zvakakosha zvikuru kumapurojekiti anoda kugadzirwa nekusangana nemazvo. Chidimbu cheJ0 chinoratidza kuti chinhu ichi chinogona kumira tembiricha yakaderera, zvichiita kuti chikwanise kushandiswa munzvimbo dzakaoma uko kushanduka kwetembiricha kunogona kuisa njodzi pakusimba kwechimiro. Kusanganiswa uku kwehunhu kunoita kuti chubhu yesimbi yeS235 J0 isimbi inotenderera haingovimbike chete, asiwo inokwanisa kutsungirira mamiriro ekunze akasiyana-siyana.
Pamusoro pezvo, hunhu hweS235 J0 spiral steel pombi inotonhora inoigadzira zvakanaka uye ine mativi akajeka. Izvi zvinoreva kuti pombi inogona kubatanidzwa zviri nyore muhurongwa huripo pasina shanduko dzakawanda. Nzvimbo yakatsetseka inowedzerawo runako rwechigadzirwa chekupedzisira, zvichiita kuti ive sarudzo yepamusoro kune vagadziri vezvivakwa nevagadziri vanokoshesa mashandiro uye kuratidzwa kwechinhu.
Kuwedzera kune zvakanakira zvehunyanzvi, pombi yesimbi yeS235 J0 inotenderera isarudzo isingakuvadzi nharaunda. Maitiro ekugadzira anoderedza marara nekushandiswa kwesimba, zvichienderana nekukura kwekuchengetedza indasitiri yekuvaka. Nekusarudza chigadzirwa ichi, hausi kungoisa mari mumhando yepamusoro chete, asiwo uri kubatsira mune ramangwana rakanaka.
Zvose pamwe chete, S235 J0 Spiral Steel Tube igadziriso yemazuva ano inosanganisa simba, kushanduka-shanduka uye kugara kwenguva refu. Ungave uri kutanga chirongwa chitsva chekuvaka kana kutsvaga kuvandudza chivakwa chiripo, chigadzirwa ichi chakagadzirirwa kusangana nekupfuura zvaunotarisira. Ichitevedzera mitemo yeEurope uye ine hunhu hwakanaka hwekushanda, S235 J0 Spiral Steel Tube ndiyo sarudzo yakakodzera mainjiniya, vagadziri vezvivakwa nevavaki vanoda zvinhu zvakanakisisa zvekuvaka. Gamuchira ramangwana rekuvaka neS235 J0 Spiral Steel Tube - musanganiswa wekuvandudza nekuvimbika.
