ASTM A513 simbiipombi nechubhu zvesimbi yekabhoni ne alloy zvakagadzirwa nesimbi inoputirwa nekupisa kana inotonhorera sezvinhu zvakagadziriswa ne resistance welding (ERW), iyo inoshandiswa zvakanyanya mumhando dzese dzezvivakwa zvemakanika.
Rudzi rwechishanumukati meASTM A513 standard zvinorevaYadhirowewa Pamusoro peMandrel (DOM)pombi.
DOM tube inogadzirwa nekutanga kugadzira chubhu yakasungirirwa wozoidhonza nepakati pemadhayi nepamusoro pema mandrels kuti ipedziswe kusvika pakakwirira uye yakapfava kana tichienzanisa nedzimwe mhando dzemachubhu akasungirirwa.
Muyero wekuita: ASTM A513
Zvinhu: Simbi inoputirwa nekupisa kana inotonhora
Rudzi:Rudzi1 (1a kana 1b), Rudzi rwechipiri, Rudzi rwechitatu, Rudzi rwechina, Rudzi rweshanu, Rudzi rwechitanhatu.
Giredhi: MT 1010, MT 1015,1006, 1008, 1009 nezvimwewo.
Kurapa kupisa: NA, SRA, N.
Saizi uye ukobvu hwemadziro
Chimiro chechikamu chine mhango: Chimiro chedenderedzwa, sikweya, kana zvimwewo
Kureba
Huwandu Hwose
Mhando dzeASTM A513 dzinosiyaniswa zvichienderana nemamiriro akasiyana kana maitiro epombi yesimbi.
Magiredhi mashanu akajairika eASTM A513 round tube ndeaya:
1008, 1009, 1010, 1015, 1020, 1021, 1025, 1026, 1030, 1035, 1040, 1340, 1524, 4130, 4140.
Rakatenderera
Sikweya kana rectangular
Mamwe maumbirwo
zvakaita sezvakaita streamlined, hexagonal, octagonal, denderedzwa mukati uye hexagonal kana octagonal kunze, zvine mitsetse mukati kana kunze, mativi matatu, denderedzwa rectangular, uye maumbirwo eD.
Simbi inoputirwa nekupisa kana kuti inotonhora
Zvinhu zvekugadzira Hot-rolled kana Cold-rolled Steel zvinogona kugadzirwa nechero nzira.
Simbi Inopfumburwa Inopisa: Mukugadzirwa, simbi inomonerwa nemoto inotanga yapiswa pakupisa kwakanyanya, zvichiita kuti simbi imonerwe mupurasitiki, izvo zvinoita kuti zvive nyore kuchinja chimiro nehukuru hwesimbi. Pakupera kwekumonerwa nemoto, zvinhu zvinowanzo patsanurwa uye kukanganiswa.
Simbi Yakaputirwa Nechando: Simbi inomonerwa nechando inomonerwa zvakare mushure mekunge chinhu chacho chatonhorera kuti chisvike pahukuru nechimiro chaunoda. Maitiro aya anowanzoitwa patembiricha yemukamuri uye zvinoita kuti simbi ive nehupamhi hwepamusoro uye saizi chaiyo.
Machubhu anofanira kugadzirwa neyakasungirirwa nemagetsi inodzivirira kupisa (ERW)maitiro.
Pombi yeERW inzira yekugadzira weld nekukomba simbi mu cylinder uye kushandisa resistance uye pressure pamwe chete nehurefu hwayo.
Simbi inofanira kuenderana nezvinodiwa zvemakemikari zvakataurwa muTafura 1 kana Tafura 2.
| Giredhi | Simba reYied ksi[MPa],min | Simba Rekupedzisira ksi[MPa],min | Kureba mu 2 in. (50 mm), min, | RB miniti | RB zvakanyanya |
| DOM Tubing | |||||
| 1008 | 50 [345] | 60 [415] | 5 | 73 | — |
| 1009 | 50 [345] | 60 [415] | 5 | 73 | — |
| 1010 | 50 [345] | 60 [415] | 5 | 73 | — |
| 1015 | 55 [380] | 65 [450] | 5 | 77 | — |
| 1020 | 60 [415] | 70 [480] | 5 | 80 | — |
| 1021 | 62 [425] | 72 [495] | 5 | 80 | — |
| 1025 | 65 [450] | 75 [515] | 5 | 82 | — |
| 1026 | 70 [480] | 80 [550] | 5 | 85 | — |
| 1030 | 75 [515] | 85 [585] | 5 | 87 | — |
| 1035 | 80 [550] | 90 [620] | 5 | 90 | — |
| 1040 | 80 [550] | 90 [620] | 5 | 90 | — |
| 1340 | 85 [585] | 95 [655] | 5 | 90 | — |
| 1524 | 80 [550] | 90 [620] | 5 | 90 | — |
| 4130 | 85 [585] | 95 [655] | 5 | 90 | — |
| 4140 | 100 [690] | 110[760] | 5 | 90 | — |
| DOM Inorerutsira Kushushikana | |||||
| 1008 | 45 [310] | 55 [380] | 12 | 68 | — |
| 1009 | 45 [310] | 55 [380] | 12 | 68 | — |
| 1010 | 45 [310] | 55 [380] | 12 | 68 | — |
| 1015 | 50 [345] | 60 [415] | 12 | 72 | — |
Cherechedza 1: Aya maitirwo akavakirwa pakupisa kwakajairika kunoderedza kushushikana kwemuchina. Kune mamwe mashandisirwo, dzimba dzinogona kugadziriswa nekutaurirana pakati pemutengi nemugadziri.
Cherechedza 2: Pakuyedzwa kwemutsara wenguva refu, upamhi hwechikamu chegeji hunofanira kunge hwakatarwa neA370 Annex A2, Steel Tubular Products, uye kubviswa kwe0.5 muzana kubva pahurefu hwepasi hwega hwega hwega.1/32mu [0.8 mm] kuderera kweukobvu hwemadziro pasi pe5/16mu [7.9 mm] muukobvu hwemadziro hunofanira kubvumidzwa.
1% yemachubhu ese ari muchikamu chimwe nechimwe uye kwete pasi pemachubhu mashanu.
Machubhu akatenderera nemachubhu anoumba mamwe maumbirwo kana ari akatenderera anoshandiswa.
Machubhu ese achaitwa bvunzo ye hydrostatic.
Chengetedza kumanikidzwa kwemvura kweasingasviki masekondi mashanu.
Kumanikidzwa kunoverengwa seizvi:
P=2St/D
P= kumanikidzwa kwekuyedza kwehydrostatic kushoma, psi kana MPa,
S= kushushikana kwefiber kunobvumirwa kwe14,000 psi kana 96.5 MPa,
t= ukobvu hwemadziro hwakatarwa, mu. kana mm,
D= dhayamita yekunze yakatarwa, mukati kana mm.
Chinangwa chebvunzo iyi ndechekuramba machubhu ane zvikanganiso zvinokuvadza.
Chubhu yega yega inofanira kuyedzwa nekuyedzwa kwemagetsi kusingaparadze zvichienderana nePractice E213, Practice E273, Practice E309, kana Practice E570.
Dhayamita yekunze
Tafura 5Kushivirira kwedhayamita yemhando 3, 4, 5, uye 6 (SDHR, SDCR, DOM, uye SSID) Round
Ukobvu hwemadziro
Tafura 8Kushivirira kweHukobvu hweMadziro emhando 5 ne6 (DOM neSSID) Round Tubing (Inch Units)
TAFURA 9Kukwirirana kweMadziro emhando 5 ne6 (DOM neSSID) Round Tubing (SI Units)
Kureba
Tafura 13Kushivirira Kwekureba Kwemachubhu ELathe-Cut Round
Tafura 14Kureba Kwekushivirira Tubhu Yakatenderera Yekurova, Kucheka, kana Kucheka neDisiki
Sikweya
Tafura 16Kushivirira, Zviyero zvekunze, Sikweya neRectangular Tubing
Maka ruzivo runotevera nenzira yakakodzera padanda rega rega kana chikwama.
zita remugadziri kana rudzi, saizi yakatarwa, mhando, nhamba yeodha yemutengi, uye nhamba iyi yakatarwa.
Barcoding inogamuchirwa senzira yekuwedzera yekuziva.
Tubhu inofanira kuputirwa nefirimu remafuta isati yatumirwa kuti idzore ngura.
Ko odha yacho inofanira kureva here kuti machubhu atumirwe pasinamafuta anodzivisa ngura, firimu remafuta anowanikwa panguva yekugadzira richaramba riri pamusoro.
Zvinogona kudzivirira pamusoro pepombi kuti pasaite hunyoro neokisijeni mumhepo, nokudaro zvichidzivirira ngura nengura.
Zvechokwadi, kunyange zvazvo mafuta emhando yepamusoro kana firimu remafuta riri nyore richigona kupa dziviriro yenguva pfupi, kune mashandisirwo anoda dziviriro yepamusoro, nzira yakakodzera yekudzivirira ngura inofanira kusarudzwa zvichienderana nemamiriro ezvinhu.
Semuenzaniso, pamapaipi akavigwa,3PEpendi (yepolyethylene ine mativi matatu) inogona kushandiswa kudzivirira ngura kwenguva refu; pamapaipi emvura,FBE(fusion-bonded epoxy powder) coating inogona kuiswa, ukuworakarukwaKurapa kunogona kuva sarudzo inoshanda munzvimbo dzinodiwa dziviriro kubva mukuora kwezinc.
Nehunyanzvi uhu hwekudzivirira ngura, hupenyu hwepombi hunogona kuwedzerwa zvakanyanya uye mashandiro ayo anogona kudzorwa.
Kunyatsorongeka: Kushivirira kudiki pane mamwe machubhu akasungirirwa.
Hunhu hwepamusoro: Nzvimbo dzakatsetseka dzakanakira kushandiswa dzinoda chitarisiko chakanaka uye dzisina kunaka zvakanyanya pamusoro.
Simba uye kugara kwenguva refu: Maitiro ekudhonza anotonhora anovandudza hunhu hwemakanika, zvichiita kuti ive yakakodzera kushandiswa pakushandisa zvinhu zvinorema zvakanyanya.
Kugona kuchinjika: Zviri nyore kugadzira muchina nekuda kwechimiro chayo chakafanana uye hunhu hwayo hwakafanana mukati mechinhu chacho.
Indasitiri yemotokari: yekugadzira zvinhu zvakakosha zvakaita semadhiraivha ekutyaira, machubhu ekuberekera, makoramu ekufambisa, uye masisitimu ekumisikidza.
Zvikamu zvemuchadenga: yekugadzira mabushings uye zvikamu zvekuvaka ndege zvisina kukosha.
Michina yeindasitiri: Inoshandiswa zvakanyanya mukugadzira shafts, magiya, nezvimwewo, nekuda kwekushanda kwayo nyore uye kugara kwenguva refu.
Zvishandiso zvemitambo: zvinhu zvakaita semafuremu emabhasikoro anoshanda zvakanyanya uye zvishandiso zvekurovedza muviri.
Chikamu chesimba: inoshandiswa mumabhuraketi kana zvikamu zvemaroller zvema solar panels.
Isu tiri vamwe vevagadziri vemapaipi esimbi ecarbon akasungirirwa uye mapaipi esimbi asina musono vanobva kuChina, tiine mapaipi esimbi emhando yepamusoro akasiyana-siyana, takazvipira kukupai mhinduro dzakazara dzemapaipi esimbi.
Kuti uwane rumwe ruzivo nezvechigadzirwa, ndapota inzwa wakasununguka kutibata, tinotarisira kukubatsira kuwana sarudzo dzakanakisa dzepombi dzesimbi dzinoenderana nezvaunoda!
