BS EN 10210 S355J0H, nomoro ea tšepe 1.0547, ke ea karolo ea tšepe ea sebopeho se nang le masoba e entsoeng ka mocheso 'me e ka ba phaephe ea tšepe e se nang moqhaka kapa e kopantsoeng, e sebelisoang haholo mehahong e hlokang matla a phahameng le ho tiea ho hoholo, joalo ka liforeimi tse kholo tsa meaho le marokho.
Thepa ea S355J0H e na le thepa ea mechini ea hore matla a fokolang a tlhahiso ke 355MPa ha botenya ba lebota bo sa fete 16 mm 'me bo fihlela matla a fokolang a tšusumetso a 27J ho 0℃.
BS EN 10210 e na le mefuta e fapaneng ea libopeho tse tšekaletseng, tse kang selikalikoe, sekwere, sekhutlonnetsepa, kapa elliptical, Botop Steel e ikhethile ka lipeipi tsa tšepe tse chitja ka boholo bo fapaneng, e u fa thepa ea tšepe ea boleng bo holimo le e lumellanang le maemo ka thekiso e tobileng ea fektheri le theko ea tlholisano.
Ela Hloko: Litlhoko tsohle tse tokomane ena li sebetsa le ho EN 10210.
Botenya ba lebota ≤120mm.
Selikalikoe (HFCHS): Bophara ba kantle bo fihlang ho 2500 mm;
Sekwere (HFRHS): Litekanyo tsa kantle ho fihlela ho 800 mm x 800 mm;
Sekhutlonnetsepa (HFRHS): Litekanyo tsa kantle ho fihlela ho 750 mm x 500 mm;
Bolelele ba elliptical (HFEHS): Litekanyo tsa kantle ho fihlela ho 500 mm x 250 mm.
| Sehlopha sa tšepe | Mofuta oa ho tlosa oksideishenea | % ka boima, boholo | |||||||
| C | Si | Mn | P | S | Nb,c | ||||
| Lebitso la tšepe | Nomoro ea tšepe | Botenya bo boletsoeng (mm) | |||||||
| ≤40 | >40 ≤120 | ||||||||
| BS EN 10210 S355J0H | 1.0547 | FN | 0.22 | 0.22 | 0.55 | 1.60 | 0.035 | 0.035 | 0.009 |
aFN = Tšepe e rapameng ha ea lumelloa;
bHoa lumelloa ho feta boleng bo boletsoeng ha feela keketseho e 'ngoe le e 'ngoe ea 0.001 % N ea P, max. content le eona e fokotsoa ka 0.005%. Leha ho le joalo, N content ea tlhahlobo ea cast ha ea lokela ho feta 0.012 %;
cBoleng bo phahameng ka ho fetisisa ba naetrojene ha bo sebetse haeba motsoako oa lik'hemik'hale o bontša bonyane kakaretso ea Al ea 0.020% ka karolelano ea bonyane ea Al/N ea 2:1, kapa haeba ho na le likarolo tse ling tse lekaneng tsa N-binding. Likarolo tsa N-binding li tla tlalehoa Tokomaneng ea Tlhahlobo.
Litlhaloso tsa thepa ho BS EN 10210 li ipapisitse le matla a tsona a bonyane a tlhahiso botenya ba lebota la 16mm le thepa ea tšusumetso mochesong o itseng. Matla a tlhahiso, matla a ho thaepa, le ho lelefala ha BS EN 10210 S355J0H lia fokotseha ha botenya ba lebota bo ntse bo eketseha.
BS EN 10210 e lumella tlhahiso ho sebelisoa mekhoa e fapaneng ea tlhahiso, hangata ho kenyeletsoa le mekhoa ea ho tjheseletsa e se nang seamless, LSAW, SSAW, le ERW.
Ka tlase ke mefuta e fapaneng ya boholo bakeng sa ditshebetso tse tlwaelehileng tsa tlhahiso.
Ho tsoa papisong e kaholimo, ho ka bonoa hore phaephe ea tšepe e se nang moedi e na le monyetla oa tlhaho tlhahisong ea phaephe ea tšepe e nang le mabota a teteaneng, haholo-holo phaephe ea tšepe e nang le mabota a teteaneng a bophara bo bonyenyane, empa boholo ba eona bo tla lekanyetsoa. Haeba u hloka ho hlahisa liphaephe tsa tšepe tse nang le bophara bo fetang 660mm, ho tla ba thata le ho feta.
Phaephe e Ntšo
Sena se bolela phala ea tšepe e se nang phekolo efe kapa efe ea bokaholimo.
Sekoahelo sa Tšireletso sa Nakoana
Ho thibela ho bola ha liphaephe tsa tšepe nakong ea polokelo, lipalangoang, kapa ho kenngoa, mokhoa o tloaelehileng ke ho tlotsa bokaholimo ba phaephe ka lera la pente kapa varnish.
Sekoahelo sa ho Loantša ho Silafala
Ho na le mefuta e mengata ea lipente tse thibelang ho bola, ho kenyeletsoa pente, FBE,3LPE, le galvanized. Mofuta o mong le o mong oa ho roala o na le litšobotsi tse ikhethang le libaka tse sebetsang. Ho roala le mafome li ka thibeloa ka katleho ka ho sebelisa seaparo se loketseng sa ho thibela ho roala holim'a tšepe.
EN 10210 Liaparo tse koahetsoeng ka galvanized tse chesang holim'a liphaephe tsa tšepe li lokela ho latela litlhoko tse amehang tsa EN ISO 1461.
Mamello mabapi le Sebopeho, Ho Otloloha le Boima
Mamello ea Bolelele
Bophahamo ba Seam ba SAW Weld
| Botenya, T | Bophahamo bo boholo ba sefaha sa weld, mm |
| ≤14,2 | 3.5 |
| >14,2 | 4.8 |
Bolelele ba seam ya ho tjheseletsa e hanyetsang hangata ha bo fetele ka nqane ho bokaholimo ba phaephe, mme nakong ya tshebetso ya tlhahiso, seam ya ho tjheseletsa e alafshwa e le hore e be e phaphametseng le bokaholimo ba phaephe mme e se bonahale e bonahala.
BS EN 10210 S355J0H e sebelisoa haholo meahong ea meaho, tlhahisong ea mechini, liphaepheng tsa lipalangoang, kahong ea meralo ea motheo, likepeng le boenjiniere ba likepe. Matla a eona a phahameng le ho tiea ha eona ho etsa hore e be ntle haholo mererong e kang marokho, mehahong e melelele, lifemeng tsa indasteri, likereineng, liphaepheng tsa oli le khase, le litora tsa matla a moea.
| GB/T | GOST | ASTM | JIS |
| GB/T 1591 Q345B | GOST 19281 09G2S | ASTM A501 Kereiti C | JIS G 3101 SS490 |
Ho tloha ha e theoa ka 2014, Botop Steel e se e le mofani ea ka sehloohong oa liphaephe tsa tšepe ea khabone Leboea la Chaena, e tsebahalang ka tšebeletso e ntle haholo, lihlahisoa tsa boleng bo holimo le litharollo tse felletseng.
Khamphani e fana ka mefuta e fapaneng ya diphaephe tsa tshepe ya khabone le dihlahiswa tse amanang le yona, ho kenyeletswa le phaephe ya tshepe e se nang moedi, ERW, LSAW, le SSAW, hammoho le lethathamo le felletseng la diphaephe le di-flange. Dihlahiswa tsa yona tse ikgethang di boetse di kenyelletsa di-alloy tsa maemo a hodimo le ditshipi tse sa hlwekang tsa austenitic, tse etseditsweng ho fihlela ditlhoko tsa diporojeke tse fapaneng tsa diphaephe.
Lihlahisoa tse ling tse amanang:
Ikopanye le rona bakeng sa khotheishene le puisano ea mahala mabapi le projeke ea hau.
