Karolo e se nang letho
Tlhaloso e Khutšoanyane:
Karolo e sekoere e se nang letho (SHS) e bolela mofuta oa profil ea tšepe e nang le karolo e sekoere e se nang letho 'me e se na letho kahare. E sebelisoa hangata indastering ea kaho le tlhahiso bakeng sa lits'ebetso tse fapaneng ka lebaka la litšobotsi tsa eona tsa sebopeho le botle.
Karolo ea Meaho e Sekoti:
Karolo e se nang letho e bolela profil ea tšepe e nang le khubu e se nang letho 'me e sebelisoa hangata lits'ebetsong tse fapaneng tsa sebopeho le boenjiniere. Poleloana "karolo e se nang letho" ke sehlopha se seholo se akaretsang libopeho tse fapaneng, ho kenyeletsoa libopeho tse sekoere, tse khutlonnetsepa, tse chitja le tse ling tse ikhethileng. Likarolo tsena li etselitsoe ho fana ka matla le botsitso ba sebopeho ha hangata li fokotsa boima. Likarolo tse se nang letho hangata li etsoa ka litšepe tse kang tšepe, aluminium, kapa li-alloy tse ling. Khetho ea thepa e itšetlehile ka lintlha tse kang litlhoko tsa matla, ho hanyetsa ho bola, le ts'ebeliso e reriloeng.
Litlhaloso tsa karolo ea tšepe e se nang letho:
| Sehlopha | 302,304,316,430 |
| E tloaelehileng | ASTM A312, ASTM A213 |
| Bokaholimo | e phutholohileng e chesang, e bentšitsoeng |
| Theknoloji | E Chesitsoeng ka ho Chesa, e Welded, e Huloa ka Batang |
| Bophara ba kantle | 1/8″~32″,6mm~830mm |
| Mofuta | Karolo e Sekwere e Sekoti (SHS), Karolo e Sekoti e Khutšoane (RHS), Karolo e Sekoti e Selikalikoe (CHS) |
| Lisebelisoa tse tala | POSCO, Baosteel, TISCO, Saky Steel, Outokumpu |
Lithapo tsa karolo e se nang letho:
Karolo e Sekwere e nang le Sekoti (SHS):
Karolo e nang le Sekoti se Sekwere (SHS) ke profil ea tšepe e nang le karolo e sekwere le kahare e sekoti. E sebelisoa haholo kahong le tlhahisong, SHS e fana ka melemo e kang bokhoni ba ho sebetsa ka matla ho isa boima, ho tenyetseha ha sebopeho, le bonolo ba ho e etsa. Sebopeho sa eona se hloekileng sa jeometri le boholo bo fapaneng li etsa hore e lokele liforeimi tsa kaho, meaho e tšehetsang, mechini le lits'ebetso tse ling. SHS hangata e etsoa ka thepa e kang tšepe kapa aluminium, e latela maemo a indasteri, 'me e ka phekoloa bakeng sa ho hanyetsa mafome.
Tafole ea Karolo e Sekwere e se nang letho (SHS) Litekanyo/Boholo:
| Boholo mm | kg/m | Boholo mm | kg/m |
| 20 x 20 x 2.0 | 1.12 | 20 x 20 x 2.5 | 1.35 |
| 25 x 25 x 1.5 | 1.06 | 25 x 25 x 2.0 | 1.43 |
| 25 X 25 X 2.5 | 1.74 | 25 X 25 X 3.0 | 2.04 |
| 30 X 30 X 2.0 | 1.68 | 30 X 30 X 2.5 | 2.14 |
| 30 X 30 X 3.0 | 2.51 | 40 x 40 x 1.5 | 1.81 |
| 40 x 40 x 2.0 | 2.31 | 40 x 40 x 2.5 | 2.92 |
| 40 x 40 x 3.0 | 3.45 | 40 x 40 x 4.0 | 4.46 |
| 40 x 40 x 5.0 | 5.40 | 50 x 50 x 1.5 | 2.28 |
| 50 x 50 x 2.0 | 2.93 | 50 x 50 x 2.5 | 3.71 |
| 50 x 50 x 3.0 | 4.39 | 50 x 50 x 4.0 | 5.72 |
| 50 x 50 x 5.0 | 6.97 | 60 x 60 x 3.0 | 5.34 |
| 60 x 60 x 4.0 | 6.97 | 60 x 60 x 5.0 | 8.54 |
| 60 x 60 x 6.0 | 9.45 | 70 x 70 x 3.0 | 6.28 |
| 70 x 70 x 3.6 | 7.46 | 70 x 70 x 5.0 | 10.11 |
| 70 x 70 x 6.3 | 12.50 | 70 x 70 x 8 | 15.30 |
| 75 x 75 x 3.0 | 7.07 | 80 x 80 x 3.0 | 7.22 |
| 80 x 80 x 3.6 | 8.59 | 80 x 80 x 5.0 | 11.70 |
| 80 x 80 x 6.0 | 13.90 | 90 x 90 x 3.0 | 8.01 |
| 90 x 90 x 3.6 | 9.72 | 90 x 90 x 5.0 | 13.30 |
| 90 x 90 x 6.0 | 15.76 | 90 x 90 x 8.0 | 20.40 |
| 100 x 100 x 3.0 | 8.96 | 100 x 100 x 4.0 | 12.00 |
| 100 x 100 x 5.0 | 14.80 | 100 x 100 x 5.0 | 14.80 |
| 100 x 100 x 6.0 | 16.19 | 100 x 100 x 8.0 | 22.90 |
| 100 x 100 x 10 | 27.90 | 120 x 120 x 5 | 18.00 |
| 120 x 120 x 6.0 | 21.30 | 120 X 120 X 6.3 | 22.30 |
| 120 x 120 x 8.0 | 27.90 | 120 x 120 x 10 | 34.20 |
| 120 X 120 X 12 | 35.8 | 120 X 120 X 12.5 | 41.60 |
| 140 X 140 X 5.0 | 21.10 | 140 X 140 X 6.3 | 26.30 |
| 140 X 140 X 8 | 32.90 | 140 X 140 X 10 | 40.40 |
| 140 X 140 X 12.5 | 49.50 | 150 X 150 X 5.0 | 22.70 |
| 150 X 150 X 6.3 | 28.30 | 150 X 150 X 8.0 | 35.40 |
| 150 X 150 X 10 | 43.60 | 150 X 150 X 12.5 | 53.40 |
| 150 X 150 X 16 | 66.40 | 150 X 150 X 16 | 66.40 |
| 180 X 180 X 5 | 27.40 | 180 X 180 X 6.3 | 34.20 |
| 180 X 180 X 8 | 43.00 | 180 X 180 X 10 | 53.00 |
| 180 X 180 X 12.5 | 65.20 | 180 X 180 X 16 | 81.40 |
| 200 X 200 X 5 | 30.50 | 200 X 200 X 6 | 35.8 |
| 200 x 200 x 6.3 | 38.2 | 200 x 200 x 8 | 48.00 |
| 200 x 200 x 10 | 59.30 | 200 x 200 x 12.5 | 73.00 |
| 200 x 200 x 16 | 91.50 | 250 x 250 x 6.3 | 48.10 |
| 250 x 250 x 8 | 60.50 | 250 x 250 x 10 | 75.00 |
| 250 x 250 x 12.5 | 92.60 | 250 x 250 x 16 | 117.00 |
| 300 x 300 x 6.3 | 57.90 | 300 x 300 x 8 | 73.10 |
| 300 x 300 x 10 | 57.90 | 300 x 300 x 8 | 90.70 |
| 300 x 300 x 12.5 | 112.00 | 300 x 300 x 16 | 142.00 |
| 350 x 350 x 8 | 85.70 | 350 x 350 x 10 | 106.00 |
| 350 x 350 x 12.5 | 132.00 | 350 x 350 x 16 | 167.00 |
| 400 x 400 x 10 | 122.00 | 400 x 400 x 12 | 141.00 |
| 400 x 400 x 12.5mm | 152.00 | 400 x 400 x 16 | 192 |
Karolo e nang le sekoti se khutlonnetsepa (RHS):
Karolo e nang le Sekoti se Kgutshwane (RHS) ke profil ya tshepe e kgetholotsweng ka karolo ya yona e kgutlonnetsepa le kahare e nang le sekoti. RHS e sebediswa haholo kahong le tlhahisong ka lebaka la bokgoni ba yona ba sebopeho le ho tenyetseha. Profil ena e fana ka matla ha e ntse e fokotsa boima, e etsa hore e lokele ditshebediso tse fapaneng tse kang diforeimi tsa moaho, meaho e tshehetsang le dikarolo tsa mechini. Jwalo ka Dikarolo tse nang le Sekoti se Kgutshwane (SHS), RHS hangata e etswa ka thepa e kang tshepe kapa aluminium mme e latela maemo a indasteri bakeng sa boholo le ditlhaloso. Sebopeho sa yona se kgutlonnetsepa le boholo bo fapaneng di fana ka ho tenyetseha ho fihlella ditlhoko tse ikgethang tsa boenjiniere.
TLHAHLOBO EA DIKGWA TSE KHUTSWENG TSE SENANG (RHS)
| Boholo mm | kg/m | Boholo mm | kg/m |
| 40 x 20 x 2.0 | 1.68 | 40 x 20 x 2.5 | 2.03 |
| 40 x 20 x 3.0 | 2.36 | 40 x 25 x 1.5 | 1.44 |
| 40 x 25 x 2.0 | 1.89 | 40 x 25 x 2.5 | 2.23 |
| 50 x 25 x 2.0 | 2.21 | 50 x 25 x 2.5 | 2.72 |
| 50 x 25 x 3.0 | 3.22 | 50 x 30 x 2.5 | 2.92 |
| 50 x 30 x 3.0 | 3.45 | 50 x 30 x 4.0 | 4.46 |
| 50 x 40 x 3.0 | 3.77 | 60 x 40 x 2.0 | 2.93 |
| 60 x 40 x 2.5 | 3.71 | 60 x 40 x 3.0 | 4.39 |
| 60 x 40 x 4.0 | 5.72 | 70 x 50 x 2 | 3.56 |
| 70 x 50 x 2.5 | 4.39 | 70 x 50 x 3.0 | 5.19 |
| 70 x 50 x 4.0 | 6.71 | 80 x 40 x 2.5 | 4.26 |
| 80 x 40 x 3.0 | 5.34 | 80 x 40 x 4.0 | 6.97 |
| 80 x 40 x 5.0 | 8.54 | 80 x 50 x 3.0 | 5.66 |
| 80 x 50 x 4.0 | 7.34 | 90 x 50 x 3.0 | 6.28 |
| 90 x 50 x 3.6 | 7.46 | 90 x 50 x 5.0 | 10.11 |
| 100 x 50 x 2.5 | 5.63 | 100 x 50 x 3.0 | 6.75 |
| 100 x 50 x 4.0 | 8.86 | 100 x 50 x 5.0 | 10.90 |
| 100 x 60 x 3.0 | 7.22 | 100 x 60 x 3.6 | 8.59 |
| 100 x 60 x 5.0 | 11.70 | 120 x 80 x 2.5 | 7.65 |
| 120 x 80 x 3.0 | 9.03 | 120 x 80 x 4.0 | 12.00 |
| 120 x 80 x 5.0 | 14.80 | 120 x 80 x 6.0 | 17.60 |
| 120 x 80 x 8.0 | 22.9 | 150 x 100 x 5.0 | 18.70 |
| 150 x 100 x 6.0 | 22.30 | 150 x 100 x 8.0 | 29.10 |
| 150 x 100 x 10.0 | 35.70 | 160 x 80 x 5.0 | 18.00 |
| 160 x 80 x 6.0 | 21.30 | 160 x 80 x 5.0 | 27.90 |
| 200 x 100 x 5.0 | 22.70 | 200 x 100 x 6.0 | 27.00 |
| 200 x 100 x 8.0 | 35.4 | 200 x 100 x 10.0 | 43.60 |
| 250 x 150 x 5.0 | 30.5 | 250 x 150 x 6.0 | 38.2 |
| 250 x 150 x 8.0 | 48.0 | 250 x 150 x 10 | 59.3 |
| 300 x 200 x 6.0 | 48.10 | 300 x 200 x 8.0 | 60.50 |
| 300 x 200 x 10.0 | 75.00 | 400 x 200 x 8.0 | 73.10 |
| 400 x 200 x 10.0 | 90.70 | 400 x 200 x 16 | 142.00 |
Likarolo tse chitja tse se nang letho (CHS):
Karolo e Sekoti e Sedikadikwe (CHS) ke profil ya tshepe e kgetholotsweng ka karolo ya yona e sekoti le bokahare bo sekoti. CHS e sebediswa haholo ditshebedisong tsa kaho le boenjiniere, e fana ka melemo e kang matla a sebopeho, ho tiya ha sebopeho, le bonolo ba ho etswa. Profil ena hangata e sebediswa maemong ao sebopeho se sedikadikwe se leng molemo, jwalo ka dikholomong, dipalong, kapa dikarolong tsa sebopeho tse hlokang kabo ya mojaro o lekanang.
Tafole ea Karolo ea Selikalikoe sa Selikalikoe (CHS) Litekanyo/Boholo:
| Bore e bitsoang mm | Bophara ba kantle mm | Botenya mm | Boima ba 'mele kg/m |
| 15 | 21.3 | 2.00 | 0.95 |
| 2.60 | 1.21 | ||
| 3.20 | 1.44 | ||
| 20 | 26.9 | 2.30 | 1.38 |
| 2.60 | 1.56 | ||
| 3.20 | 1.87 | ||
| 25 | 33.7 | 2.60 | 1.98 |
| 3.20 | 0.24 | ||
| 4.00 | 2.93 | ||
| 32 | 42.4 | 2.60 | 2.54 |
| 3.20 | 3.01 | ||
| 4.00 | 3.79 | ||
| 40 | 48.3 | 2.90 | 3.23 |
| 3.20 | 3.56 | ||
| 4.00 | 4.37 | ||
| 50 | 60.3 | 2.90 | 4.08 |
| 3.60 | 5.03 | ||
| 5.00 | 6.19 | ||
| 65 | 76.1 | 3.20 | 5.71 |
| 3.60 | 6.42 | ||
| 4.50 | 7.93 | ||
| 80 | 88.9 | 3.20 | 6.72 |
| 4.00 | 8.36 | ||
| 4.80 | 9.90 | ||
| 100 | 114.3 | 3.60 | 9.75 |
| 4.50 | 12.20 | ||
| 5.40 | 14.50 | ||
| 125 | 139.7 | 4.50 | 15.00 |
| 4.80 | 15.90 | ||
| 5.40 | 17.90 | ||
| 150 | 165.1 | 4.50 | 17.80 |
| 4.80 | 18.90 | ||
| 5.40 | 21.30 | ||
| 150 | 168.3 | 5.00 | 20.1 |
| 6.3 | 25.2 | ||
| 8.00 | 31.6 | ||
| 10.00 | 39 | ||
| 12.5 | 48 | ||
| 200 | 219.1 | 4.80 | 25.38 |
| 6.00 | 31.51 | ||
| 8.00 | 41.67 | ||
| 10.00 | 51.59 | ||
| 250 | 273 | 6.00 | 39.51 |
| 8.00 | 52.30 | ||
| 10.00 | 64.59 | ||
| 300 | 323.9 | 6.30 | 49.36 |
| 8.00 | 62.35 | ||
| 10.00 | 77.44 |
Likarolo le Melemo:
•Moralo oa likarolo tse se nang letho o lumella ho boloka matla a sebopeho ha o ntse o fokotsa boima. Moralo ona o nolofalletsa likarolo tse se nang letho ho fana ka matla a phahameng a sebopeho ha li jara meroalo, e loketseng merero eo ho nahanoang ka boima ba 'mele ho leng bohlokoa ho eona.
•Likarolo tse se nang letho, ka ho etsa likheo kahare ho karolo e tšekaletseng, li ka sebelisa thepa ka katleho le ho fokotsa boima bo sa hlokahaleng. Moralo ona oa sebopeho o thusa ho fokotsa litšenyehelo tsa thepa ha ka nako e ts'oanang o boloka matla a lekaneng a sebopeho.
•Ka lebaka la sebopeho sa tsona se koetsoeng, likarolo tse se nang letho li bontša ho tiea ho hoholo ha torsional le kobeha. Thepa ena e netefatsa ts'ebetso e tsitsitseng ha e tobane le meroalo e sothehileng kapa e kobehang.
•Likarolo tse se nang letho li ka etsoa ka mekhoa e kang ho seha le ho tjheseletsa, 'me li bonolo ho li hokela. Mokhoa ona o bonolo oa tlhahiso le khokahano o thusa ho nolofatsa kaho le tlhahiso, ho ntlafatsa ts'ebetso.
•Likarolo tse se nang letho li kenyelletsa eseng feela libopeho tse sekoere, tse khutlonnetsepa, le tse chitja empa hape le libopeho tse fapaneng tse ikhethileng tse ipapisitseng le litlhoko tse itseng. Ho tenyetseha hona ho etsa hore likarolo tse se nang letho li lokele mefuta e mengata ea lits'ebetso tsa boenjiniere le tsa tlhahiso.
•Likarolo tse se nang letho hangata li entsoe ka litšepe tse kang tšepe, aluminium le mefuta e fapaneng ea litšepe. Phapang ena e lumella likarolo tse se nang letho ho fihlela litšobotsi tsa thepa tse hlokahalang bakeng sa merero e fapaneng ea boenjiniere.
Sebopeho sa Lik'hemik'hale Karolo e se nang letho e entsoeng ka serame:
| Sehlopha | C | Mn | P | S | Si | Cr | Ni | Mo |
| 301 | 0.15 | 2.0 | 0.045 | 0.030 | 1.0 | 16-18.0 | 6.0-8.0 | - |
| 302 | 0.15 | 2.0 | 0.045 | 0.030 | 1.0 | 17-19 | 8.0-10.0 | - |
| 304 | 0.15 | 2.0 | 0.045 | 0.030 | 1.0 | 18.0-20.0 | 8.0-10.5 | - |
| 304L | 0.030 | 2.0 | 0.045 | 0.030 | 1.0 | 18-20.0 | 9-13.5 | - |
| 316 | 0.045 | 2.0 | 0.045 | 0.030 | 1.0 | 10-18.0 | 10-14.0 | 2.0-3.0 |
| 316L | 0.030 | 2.0 | 0.045 | 0.030 | 1.0 | 16-18.0 | 12-15.0 | 2.0-3.0 |
| 430 | 0.12 | 1.0 | 0.040 | 0.030 | 0.75 | 16-18.0 | 0.60 | - |
Thepa ea mechini:
| Sehlopha | Matla a ho Tenyetseha ksi[MPa] | Yiled Strengtu ksi[MPa] |
| 304 | 75[515] | 30[205] |
| 304L | 70[485] | 25[170] |
| 316 | 75[515] | 30[205] |
| 316L | 70[485] | 25[170] |
Tataiso ea Lipotso Tse Botsoang Khafetsa Karolong e se nang Mokoti:
Hobaneng re Khetha?
•O ka fumana thepa e phethahetseng ho latela tlhoko ea hau ka theko e tlase ka ho fetisisa.
•Re boetse re fana ka litheko tsa ho romela thepa ka Reworks, FOB, CFR, CIF, le thepa ka ntlo le ntlo. Re u eletsa hore u etse theko e tlase bakeng sa ho romella thepa.
•Thepa eo re fanang ka eona e ka netefatsoa ka botlalo, ho tloha setifikeiting sa teko ea thepa e tala ho isa polelong ea ho qetela ea litekanyo. (Litlaleho li tla hlaha ha ho hlokahala)
•Re tiisetsa ho fana ka karabo nakong ea lihora tse 24 (hangata ka hora e le 'ngoe)
•Fana ka tlaleho ea SGS TUV.
•Re inehetse ka botlalo ho bareki ba rona. Haeba ho ke ke ha khoneha ho fihlela litlhoko tsa hau kamora ho hlahloba likhetho tsohle, re ke ke ra u khelosa ka ho etsa litšepiso tsa bohata tse tla theha likamano tse ntle le bareki.
•Fana ka tšebeletso ea ho emisa hang feela.
karolo e se nang letho ke eng?
Karolo e se nang letho e bolela profil ea tšepe e nang le karolo e ka hare e se nang letho, e tlang ka libopeho tse kang lisekoere, likhutlo li 'ne, li chitja, kapa meralo e ikhethileng. Hangata li entsoe ka tšepe, aluminium, kapa metsoako e kopantsoeng, likarolo tse se nang letho li sebelisoa haholo kahong le tlhahisong. Li fana ka matla ka boima bo fokolang, kabo e sebetsang ea thepa, le ho tenyetseha lits'ebetsong tse kang liforeimi tsa moaho, likarolo tsa mechini, le tse ling. Likarolo tse se nang letho lia tenyetseha, li etsoa habonolo, 'me hangata li lekanngoa ho latela litekanyo le litlhaloso, e leng se etsang hore li be tsa bohlokoa mererong e fapaneng ea boenjiniere le ea meaho.
Liphaephe tse se nang letho tse nang le karolo e chitja ke eng?
Li-tube tse se nang letho tse nang le karolo e chitja, tse tsejoang hangata e le likarolo tse se nang letho tse chitja (CHS), ke meaho e silindara e nang le kahare e se nang letho. Li-tube tsena li atisa ho sebelisoa ka thepa e kang tšepe kapa aluminium, 'me li sebelisoa haholo kahong le tlhahisong. Sebopeho sa tsona se chitja se fana ka kabo e ts'oanang ea khatello, e leng se etsang hore li lokele lits'ebetso tse kang likholomo, lipalo le litšehetso tsa sebopeho. Li-tube tse chitja li fana ka ho tiea ho hoholo le ho kobeha, li etsoa habonolo ka ho seha le ho tjheseletsa, 'me hangata li khomarela litekanyo tse tloaelehileng bakeng sa ho tsitsa le ho lumellana. Ka ho tenyetseha le ho ikamahanya le maemo, li-tube tsena li bapala karolo ea bohlokoa indastering e fapaneng, ho kenyeletsoa kaho le mechini.
Phapang ke efe pakeng tsa karolo e se nang letho le lehlasedi la I?
Likarolo tse se nang letho ke liprofaele tsa tšepe tse nang le karolo e ka hare e se nang letho, tse fumanehang ka libopeho tse kang sekwere, khutlonnetsepa, kapa chitja, tse sebelisoang haholo kahong le tlhahisong. Li fumana matla ho tsoa mathōkong a ka ntle a karolo.Li-I-balamsKa lehlakoreng le leng, e na le karolo e bōpehileng joaloka I e nang le flange le tenya e tiileng. Li sebelisoa haholo kahong, li-I-beam li aba boima ho pholletsa le bolelele ba sebopeho, li fana ka matla ho pholletsa. Khetho pakeng tsa tsona e itšetlehile ka litlhoko tse itseng tsa sebopeho le lintho tse nahanoang ka moralo.
Bareki ba Rona
Maikutlo a tsoang ho Bareki ba Rona
Likarolo tse se nang letho hangata li entsoe ka litšepe tse kang tšepe, aluminium le mefuta e fapaneng ea litšepe. Phapang ena e lumella likarolo tse se nang letho ho fihlela litšobotsi tsa thepa tse hlokahalang bakeng sa merero e fapaneng ea boenjiniere. Libopeho tsa jeometri tsa likarolo tse se nang letho hangata li na le botle bo bongata ho feta likarolo tse tiileng, e leng se etsang hore li lokele merero eo ho nahanoang ka eona ka moralo le botle. Ka lebaka la tšebeliso ea tsona e sebetsang hantle ea thepa, likarolo tse se nang letho li ka fokotsa tšenyo ea mehloli, li tsamaisana le mekhoa e sireletsang tikoloho.
Pakete:
1. Ho paka ho bohlokoa haholo haholo tabeng ea thomello ea machabeng moo thepa e fetang ka har'a liteishene tse fapaneng ho fihla moo e eang teng, kahoo re beha tlhokomelo e khethehileng mabapi le ho paka.
2. Saky Steel e paka thepa ea rona ka litsela tse ngata ho latela lihlahisoa. Re paka lihlahisoa tsa rona ka litsela tse ngata, tse kang,
