Khuphela itshathi epheleleyo yobukhulu be-I Beam!
I-ASTM A572 Grade 50 Hot Rolled I‑Beam S‑Shape High Strength Structural Steel I‑Beam
I-ASTM A572 yeBanga lama-50 I-Beamyiumqadi wesinyithi oshukumayo oshushuyezicelo ezinamandla aphezulu kwaye ilungele iimfuno zokwakha nezobunjineli ezifuna kakhulu.Umqadi oqhelekileyo waseMelika omile njengo-Sinika umthwalo ohlala uhleli kunye nozinzo kwisakhiwo.
Isetyenziswa kakhulu kwiizakhiwo zentsimbi, iibhulorho, iindawo zokugcina impahla, izakhiwo zoshishino, amaqonga, kunye neeprojekthi zokwakha ezinzimaIinkonzo zobukhulu, ubude, ukusika, ukubhola, kunye nokuvelisa ezenziwe ngokwezifiso ziyafumaneka ngokweemfuno zabathengi.
| Into | Inkcazo |
| Igama lemveliso | I-ASTM A572 yeBanga lama-50 yentsimbi i-I-Beam |
| Umgangatho | I-ASTM A572 |
| Ibanga | Ibanga lama-50 |
| Imilo | I-S-Shape / i-American Standard I-Beam |
| Inkqubo yoMveliso | Ishushu Eqengqelekayo |
| Izinto eziphathekayo | Intsimbi yesakhiwo enamandla aphezulu |
| Umphezulu | Ukugqitywa koMnyama / kweMill |
| Ubude | Esemgangathweni okanye eyenziwe ngokwezifiso |
| Ukucutshungulwa | Ukusika, Ukubhola, Ukuwelda |
| Uhlolo | Ukuhlolwa kweMill / Ukuhlolwa kweQela lesithathu |
| Isatifikethi | I-MTC iyafumaneka |
Ukwenziwa kweeKhemikhali
| Into | C | Mn | P | S | Si | V | I-Cb/Nb | Ni | Cr | Mo | Cu |
| I-A572 Gr.50 | ≤0.23% | ≤1.35% | ≤0.040% | ≤0.050% | ≤0.40% | ≤0.15% | ≤0.05% | — | — | — | — |
Iipropati zoomatshini
| Into | Unikeze Amandla | Tensile strength | Ubude (200 mm) | Ubude (50 mm) | Umlinganiselo Wokuvumela Ukuqiniswa | Imodulus ye-Elasticity |
| I-A572 Gr.50 | ≥345 MPa (50 ksi) | 450–620 MPa (65–90 ksi) | ≥18% | ≥21% | — | Malunga ne-200 GPa |
Phawula:Iimfuno ezithile zekhemikhali kunye neempawu zoomatshiniI-ASTM A572 Ibanga lama-50inokwahluka ngokuxhomekeke kubukhulu bemveliso, uhlobo lwemveliso, kunye neemfuno zeenkcukacha ezifanelekileyo.Isatifikethi sovavanyo lweMill (MTC)kufuneka isekelwe kwiziphumo zovavanyo lobushushu/iqela.
| Ukutyunjwa | Ubukhulu | Iiparameters eziZinzileyo | |||||||
|---|---|---|---|---|---|---|---|---|---|
| Ixesha le-Inertia | I-Elastic Section Modulus | ||||||||
| Ubukhosi (kwi-x lb/ft) | Ubunzulu - h - (ngaphakathi) | Ububanzi - w - (ngaphakathi) | Ubukhulu bewebhu - s - (ngaphakathi) | Indawo yeCandelo (ngaphakathi2) | Ubunzima (i-Ibf/ft) | Ix (ngaphakathi4) | Iy (ngaphakathi4) | Sx (ngaphakathi3) | Sy (ngaphakathi3) |
| S 24 x 121 | 24.5 | 8.050 | 0.800 | 35.6 | 121 | 3160 | 83.3 | 258 | 20.7 |
| S 24×106 | 24.5 | 7.780 | 0.620 | 31.2 | 106 | 2940 | 77.1 | 240 | 19.6 |
| S 24×100 | 24 | 7.425 | 0.745 | 29.3 | 100 | 2390 | 47.7 | 199 | 13.2 |
| S 24 x 90 | 24 | 7.125 | 0.625 | 26.5 | 90 | 2250 | 44.9 | 187 | 12.6 |
| S 24 x 80 | 24 | 7.000 | 0.500 | 23.5 | 80 | 2100 | 42.2 | 175 | 12.1 |
| S 20 x 96 | 20.3 | 7.200 | 0.800 | 28.2 | 96 | 1670 | 50.2 | 165 | 13.9 |
| S 20 x 86 | 20.3 | 7.060 | 0.660 | 25.3 | 86 | 1580 | 46.8 | 155 | 13.3 |
| S 20 x 75 | 20 | 6.385 | 0.635 | 22.0 | 75 | 1280 | 29.8 | 128 | 9.32 |
| S 20 x 66 | 20 | 6.255 | 0.505 | 19.4 | 66 | 1190 | 27.7 | 119 | 8.85 |
| S 18 x 70 | 18 | 6.251 | 0.711 | 20.6 | 70 | 926 | 24.1 | 103 | 7.72 |
| S 18 x 54.7 | 18 | 6.001 | 0.461 | 16.1 | 54.7 | 804 | 20.8 | 89.4 | 6.94 |
| S 15 x 50 | 15 | 5.640 | 0.550 | 14.7 | 50 | 486 | 15.7 | 64.8 | 5.57 |
| S 15 x 42.9 | 15 | 5.501 | 0.411 | 12.6 | 42.9 | 447 | 14.4 | 59.6 | 5.23 |
| S 12 x 50 | 12 | 5.477 | 0.687 | 14.7 | 50 | 305 | 15.7 | 50.8 | 5.74 |
| S 12 x 40.8 | 12 | 5.252 | 0.462 | 12.0 | 40.8 | 272 | 13.6 | 45.4 | 5.16 |
| S 12 x 35 | 12 | 5.078 | 0.428 | 10.3 | 35 | 229 | 9.87 | 38.2 | 3.89 |
| S 12 x 31.8 | 12 | 5.000 | 0.350 | 9.35 | 31.8 | 218 | 9.36 | 36.4 | 3.74 |
| S 10 x 35 | 10 | 4.944 | 0.594 | 10.3 | 35 | 147 | 8.36 | 29.4 | 3.38 |
| S 10 x 25.4 | 10 | 4.661 | 0.311 | 7.46 | 25.4 | 124 | 6.79 | 24.7 | 2.91 |
| S 8 x 23 | 8 | 4.171 | 0.441 | 6.77 | 23 | 64.9 | 4.31 | 16.2 | 2.07 |
| S 8 x 18.4 | 8 | 4.001 | 0.271 | 5.41 | 18.4 | 57.6 | 3.73 | 14.4 | 1.86 |
| S 7 x 20 | 7 | 3.860 | 0.450 | 5.88 | 20 | 42.4 | 3.17 | 12.1 | 1.64 |
| S 7 x 15.3 | 7 | 3.662 | 0.252 | 4.5 | 15.3 | 36.7 | 2.64 | 10.5 | 1.44 |
| S 6 x 17.25 | 6 | 3.565 | 0.465 | 5.07 | 17.25 | 26.3 | 2.31 | 8.77 | 1.30 |
| S 6 x 12.5 | 6 | 3.332 | 0.232 | 3.67 | 12.5 | 22.1 | 1.82 | 7.37 | 1.09 |
| S 5 x 14.75 | 5 | 3.284 | 0.494 | 4.34 | 14.75 | 15.2 | 1.67 | 6.09 | 1.01 |
| S 5×10 | 5 | 3.004 | 0.214 | 2.94 | 10 | 12.3 | 1.22 | 4.92 | 0.81 |
| S 4 x 9.5 | 4 | 2.796 | 0.326 | 2.79 | 9.5 | 6.79 | 0.903 | 3.39 | 0.65 |
| S 4 x 7.7 | 4 | 2.663 | 0.193 | 2.26 | 7.7 | 6.08 | 0.764 | 3.04 | 0.57 |
| S 3 x 7.5 | 3 | 2.509 | 0.349 | 2.21 | 7.5 | 2.93 | 0.586 | 1.95 | 0.47 |
| S 3 x 5.7 | 3 | 2.330 | 0.170 | 1.67 | 5.7 | 2.52 | 0.455 | 1.68 | 0.39 |
Ukulungele ukufumana ubungakanani obungakumbi?
Ukuthunyelwa ngakunye kungabonelelwa ngeIsatifikethi sovavanyo lweMill (I-MTC) equlethe ulwazi olufanelekileyo, olufana:
1. Inombolo yobushushu
2. Ibanga lentsimbi
3. Ukwakheka kweekhemikhali
4. Amandla okuqina
5. Amandla okuvelisa
6. Ukwandiswa
7. Ubukhulu bemveliso
8. Iziphumo zovavanyo
Iinkonzo zokuhlola zabantu besithathu ezifanaI-SGS, BVokanyeezinye iiarhente zokuhlola ezaziwayoingalungiselelwa ngokweemfuno zabathengi.
I-Hot Rolled Black: Imeko eqhelekileyo
Ukucoca nge-hot-dip: ≥85μm (ihambelana ne-ASTM A123), uvavanyo lokutshiza ityuwa ≥500h
Ukwaleka: Ipeyinti yolwelo yatshizwa ngokulinganayo phezu komphezulu wentsimbi kusetyenziswa umpu wokutshiza osebenzisa umoya.
Ulawulo lomgangatho lwenziwa kuyo yonke inkqubo yemveliso kunye nokubonelela, kubandakanya ukuhlolwa kwezinto eziluhlaza, ukuhlolwa kobukhulu, uvavanyo loomatshini, ukuhlolwa komphezulu, ukupakishwa, kunye nokuthunyelwa.
Izatifikethi zovavanyo lweMill (MTC)ingabonelelwa ukubonelela ngokulandeleka kwezinto kunye nokuqinisekisa ukwakheka kweekhemikhali kunye neempawu zoomatshini.
Iinkonzo zokuhlola zabantu besithathu ezifanaI-SGS, i-BV, okanye ezinye iiarhente zokuhlola ezaziwayoingalungiselelwa ngokweemfuno zabathengi.
Iqela leNsimbi yasebukhosiniinokubonelela ngenkqubo eyongeziweyo ngokwemizobo yabathengi kunye neemfuno zeprojekthi:
1. Sika ubude
2. Ukugrumba
3. Ukwenza imingxunya
4. Ukuwelda
5. Unyango lomphezulu
6. Ukudubula ngeembumbulu
7. Ukupeyinta
8. Ukufaka igalvanizing
9. Ukwenziwa kwentsimbi okwenziwe ngokwezifiso
Ezi nkonzo zinceda abathengi banciphise umsebenzi wokulungisa emva kokuhanjiswa.
Izakhiwo zentsimbi– Iintsimbi eziphambili, iikholamu, izakhelo zesakhiwo, kunye nezakhiwo zophahla.
Iindawo zokugcina iimpahla zoshishino– Iifreyimu ezinzima, amaqonga, kunye nezakhiwo zenkxaso.
Iibhulorho– Imiqadi yeebhulorho, amalungu olwakhiwo, kunye nezinto ezisisiseko.
Iifektri kunye neeWorkshops– Izakhelo zokwakha, izixhobo ezixhasayo, kunye nezakhiwo ze-mezzanine.
Umgangatho we-ASTM A572 weBanga lama-50– Isinyithi esomeleleyo nesona sinamandla amancinci okuvelisa345 MPa (50 ksi).
Ulawulo Lomgangatho Oluthembekileyo– Ukuhlolwa ngokungqongqo kokwakheka kweekhemikhali, iimpawu zoomatshini, ubukhulu, kunye nomgangatho womphezulu.
I-MTC iyafumaneka– Isatifikethi sovavanyo lweMill singabonelelwa ukuze kulandelelwe izinto kunye nokuqinisekiswa komgangatho.
Ukucutshungulwa okwenziwe ngokwezifiso– Iinkonzo zokusika, ukubhoboza, ukwenza imingxunya, ukuwelda, ukupeyinta, kunye nezinye iinkonzo zokwenza izinto ziyafumaneka.
Iinkcukacha eziguquguqukayo– Ubungakanani obuqhelekileyo nobulungiselelwe wena, ubude, kunye nonyango lomphezulu ukuhlangabezana neemfuno ezahlukeneyo zeprojekthi.
Amava eHlabathi okuthumela ngaphandle– Iinkonzo zobungcali zokupakisha, ukuthunyelwa, uxwebhu, kunye neenkonzo zokubonelela ngentsimbi zamazwe ngamazwe kubathengi kwihlabathi liphela.
Ii-I-beams zibotshelelwe ngokukhuselekileyo kwaye zikhuselwe ukuthuthwa kwamanye amazwe. Iindlela zokupakisha zinokulungiswa ngokobungakanani bee-beam, ubungakanani be-oda, indlela yokuthutha, kunye nendawo ekuyiwa kuyo.
Iindlela zokuthumela ezikhoyo ziqukaukuthunyelwa kweekhonteyina, ukuthunyelwa kweenqanawa ezinkulu, kunye nezinye izisombululo ezifanelekileyo zothutho lwamazwe ngamazwe.
Q1: Ngowuphi umgangatho ohambelana nalo mqadi we-I?
A: Le mveliso yenziwe ngokweemfuno ze-ASTM A992 zeBanga lama-50.
Umbuzo 2: Ngaba i-MTC iyafumaneka?
A: Ewe. Isatifikethi sovavanyo lweMill singafumaneka kunye nokuthunyelwa.
Q3: Ngaba ungayinqumla i-beam ibe nobude obulungiselelwe wena?
A: Ewe. Iinkonzo zokusika nezinye izinto zokwenza izinto zinokubonelelwa ngokweemfuno zeprojekthi.
Umbuzo 4: Ngaba ukuhlolwa komntu wesithathu kungalungiselelwa?
A: Ewe. Uhlolo lwe-SGS, i-BV, okanye olunye uhlobo lokuhlola lunokulungiselelwa xa luceliwe.
Umbuzo 5: Zeziphi izicelo eziphambili?
A: Ifanelekile kwizakhiwo zentsimbi, kwiindawo zokugcina impahla, kwizakhiwo zoshishino, kwiibhulorho, kumaqonga, kwizakhiwo zorhwebo, nakwiiprojekthi zezakhiwo ezinzima.




















