Chitoliro cha S355 JR Spiral Steel cha Sewer Line
Chitoliro cha S355 JR Spiral SteelMphamvu ndi Kusinthasintha
Chitoliro chachitsulo chozungulira cha S355 JRAmapangidwa pogwiritsa ntchito ukadaulo wapamwamba komanso chitsulo chapamwamba kwambiri kuti agwirizane ndi mphamvu ndi kusinthasintha kwa chinthu chimodzi. Mapaipi awa adapangidwa kuti athe kupirira kupsinjika kwakukulu, zomwe zimapangitsa kuti akhale oyenera kugwiritsidwa ntchito m'njira zosiyanasiyana. Kaya amagwiritsidwa ntchito ponyamula madzi, mafuta kapena gasi wachilengedwe, mapaipi awa amapereka magwiridwe antchito abwino komanso kulimba.
Kapangidwe kolimba komanso umphumphu wa kapangidwe kake
Chimodzi mwa zinthu zodziwika bwino za chitoliro chachitsulo cha S355 JR ndi kapangidwe kake kolimba, komwe kumatsimikizira kuti kapangidwe kake ndi kolimba. Mapaipi awa ali ndi mipata yozungulira yomwe imatsimikizira kuti ndi yamphamvu kwambiri pomwe amachepetsa chiopsezo cha kutuluka kapena kulephera. Kapangidwe kapamwamba aka kamathandiza kuti chitolirochi chizitha kupirira katundu wolemera komanso nyengo yovuta, zomwe zimapangitsa kuti chikhale choyenera kwambiri pa zomangamanga zofunika kwambiri monga milatho, ngalande ndi nyumba zazitali.
Katundu wa Makina
| kalasi yachitsulo | mphamvu yocheperako yopezera phindu | Kulimba kwamakokedwe | Kutalikirana kochepa | Mphamvu yochepa kwambiri | ||||
| Kunenepa kotchulidwa | Kunenepa kotchulidwa | Kunenepa kotchulidwa | kutentha koyesedwa kwa | |||||
| 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 | - | - | |||||
Kapangidwe ka Mankhwala
| Kalasi yachitsulo | Mtundu wa de-oxidation a | % ndi kulemera, kuchuluka kwakukulu | ||||||
| Dzina lachitsulo | Nambala yachitsulo | 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. Njira yochotsera poizoni m'thupi imatchulidwa motere: FF: Chitsulo chophwanyika bwino chokhala ndi zinthu zomangira nayitrogeni mu kuchuluka kokwanira kumangirira nayitrogeni yomwe ilipo (monga osachepera 0,020% ya Al yonse kapena 0,015% ya Al yosungunuka). b. Mtengo wapamwamba kwambiri wa nayitrogeni sugwira ntchito ngati mankhwala akuwonetsa kuchuluka kwa Al komwe kuli 0,020% ndi chiŵerengero chochepa cha Al/N cha 2:1, kapena ngati pali zinthu zina zokwanira zomangira N. Zinthu zomangira N ziyenera kulembedwa mu Chikalata Chowunikira. | ||||||||
Mayeso a Hydrostatic
Kutalika kulikonse kwa chitoliro kuyenera kuyesedwa ndi wopanga ku mphamvu ya hydrostatic yomwe ingapangitse kuti pakhoma la chitoliro pakhale mphamvu yosachepera 60% ya mphamvu yocheperako yopezeka pa kutentha kwa chipinda. Kupanikizika kuyenera kutsimikiziridwa ndi equation yotsatirayi:
P=2St/D
Kusintha Kovomerezeka kwa Kulemera ndi Miyeso
Kutalika kulikonse kwa chitoliro kuyenera kuyezedwa padera ndipo kulemera kwake sikuyenera kupitirira 10% kapena 5.5% pansi pa kulemera kwake kongopeka, kuwerengedwa pogwiritsa ntchito kutalika kwake ndi kulemera kwake pa unit level.
M'mimba mwake wakunja suyenera kusiyana kuposa ± 1% kuchokera m'mimba mwake wakunja wotchulidwa
Kukhuthala kwa khoma nthawi iliyonse sikuyenera kupitirira 12.5% pansi pa makulidwe a khoma omwe atchulidwa
Kulimbana ndi dzimbiri ndi zinthu zachilengedwe
Mu ntchito iliyonse yomanga, kukhala ndi moyo wautali komanso kudalirika kwa zipangizo ndikofunikira kwambiri. Mapaipi achitsulo ozungulira a S355 JR amachita bwino kwambiri pankhaniyi chifukwa amalimbana kwambiri ndi dzimbiri komanso zinthu zachilengedwe. Chitsulo chomwe chimagwiritsidwa ntchito popanga chimakonzedwa mwapadera kuti chiwonjezere kukana kwake, zomwe zimapangitsa kuti mapaipi awa akhale oyenera kuyikidwa pamwamba ndi pansi pa nthaka. Kukana kumeneku sikungotsimikizira kuti payipiyo ndi yolimba, komanso kumachepetsa kwambiri ndalama zokonzera, zomwe zimapangitsa kuti ikhale njira yotsika mtengo.
Wonjezerani kukhazikika komanso kusamala chilengedwe
Poyang'anizana ndi nkhawa zapadziko lonse zokhudza kusintha kwa nyengo ndi zotsatira za chilengedwe, makampani omanga nyumba akufunafuna njira zokhazikika. S355 JRchitoliro chachitsulo chozungulirandi yobwezerezedwanso kwambiri ndipo imathandizira njira yokhazikika iyi. Mapaipi awa amatha kukonzedwanso ndikugwiritsidwanso ntchito, kuchepetsa zinyalala ndikusunga zachilengedwe. Kuphatikiza apo, nthawi yayitali yogwirira ntchito yawo imachepetsa kwambiri kufunika kosinthidwa, ndikuchepetsa kuwonongeka kwa chilengedwe chonse.
Tsatirani miyezo yokhwima ya khalidwe
Chitoliro chachitsulo chozungulira cha S355 JR chimapangidwa mosamala motsatira miyezo yokhwima ya khalidwe. Izi zimaonetsetsa kuti chitoliro chilichonse chimagwira ntchito moyenera komanso chikutsatira malamulo ofunikira achitetezo. Kaya ndi mapulojekiti ofunikira monga mapaipi amafuta ndi gasi kapena zomangamanga zoyendera, mapaipi awa amapereka kudalirika, kudalirika komanso mtendere wamumtima kwa mainjiniya, makontrakitala ndi eni mapulojekiti.
Pomaliza
Mwachidule, chitoliro chachitsulo cha S355 JR chakhala gawo lofunika kwambiri pa zomangamanga zamakono chifukwa cha mphamvu zake zapamwamba, kusinthasintha kwake komanso magwiridwe antchito ake onse. Kapangidwe kake kolimba, kukana dzimbiri komanso kutsatira miyezo yapamwamba zimapangitsa kuti chikhale choyenera ntchito zosiyanasiyana zomanga. Kuphatikiza apo, kukhazikika kwawo komanso kusamala chilengedwe kumawonjezera phindu ndikupangitsa kuti tsogolo likhale lobiriwira. Pamene tikupitiliza kuona kupita patsogolo kwa makampani omanga, n'zoonekeratu kuti chitoliro chachitsulo cha S355 JR chipitiliza kuchita gawo lofunikira pakuumba dziko lomwe tikukhalamo.










