1. Selelekela: Sehlopha se le seng, DNA e fapaneng

Litlhalosong tsa tšepe ea sebopeho,S355J2Hke tlhoko e tloaelehileng bakeng salikarolo tse se nang lethoLeha ho le jwalo, e hlaha tlasa maemo a mabedi a fapaneng a tlhahiso:EN 10210leEN 10219Leha lebitso la "S355J2H" hangata le qhekella bareki hore ba nahane hore baa tšoana, tsela ea tlhahiso—le ka lebaka leo ts'ebetso—e fapana haholo.

Sengoloa sena se bapisa EN 10210 S355J2H (E Chesitsoeng ka ho Chesa) le EN 10219 S355J2H (E Thehiloeng ka ho Cold) ho hlakisa liphapang tsa tsona tsa mechini, litšobotsi tsa pono, le ho tšoaneleha ha ts'ebeliso.

2. Phapang ea Bohlokoa: Ts'ebetso ea Tlhahiso

EN 10210 - E Chesitsoeng e Felletseng (S355J2H)
Likarolo tse tlasa EN 10210 li thehoa mochesong o phahameng (hangata ka holim'a mocheso oa recrystallization). Ts'ebetso ena ea "Hot Finished" e imolla likhatello tsa ka hare tse hlahisoang nakong ea ho bopa. Ka hare ho EN 10210, S355J2H hangata e hlahisoa ka tsela ea Stress Relied (e futhumatsang ka tlase ho 850°C) kapa tsela ea Fully Normalized (e futhumatsang ka holimo ho ~850°C ho seta sebopeho sa lijo-thollo bocha). Li-tubes tse tloaelehileng ka botlalo li fana ka ductility e phahameng le ho tšoana.

EN 10219 - E Thehiloe ka Serame (S355J2H)
Likarolo tse tlas'a EN 10219 li bōpehile mochesong oa kamore ho tsoa ho khoele ea tšepe kapa poleiti. Tšepe ea kobeha ebe e kopanngoa (hangata ERW kapa SAW). Ts'ebetso ena e batang e thatafatsa tšepe, haholo-holo likoung le likhutlong, e koalla khatello e phahameng ea masala.

3. Papiso ea Litlhaloso tsa Tekheniki (S355J2H)

Leha meeli ea metsoako ea lik'hemik'hale e tšoana, ts'ebetso ea mechini le mamello e lumelletsoeng lia fetoha ka lebaka la mokhoa oa ho bopa.

Thepa	EN 10210-1(E Chesang e Fedile)	EN 10219-1(E Thehiloe ka Serame)
Mocheso oa ho Theha	Holimo ho Recrystallization (Ho chesa)	Sebaka se batang / Mocheso oa Kamore (Sefuba)
Matla a Tlhahiso (ReH) (T ≤ 16mm)	≥ 355 MPa	≥ 355 MPa
Matla a ho Tenyetseha (Rm) (3mm ≤ T ≤ 40mm)	470 – 630 MPa	470 – 630 MPa *(Hlokomela: EN10219 e thathamisa lintlha tse 490-630 bakeng sa T<3mm)*
Ho lelefatsa	Bonyane 22% (Ho ductility e phahameng ka lebaka la kalafo ea mocheso)	Bonyane 20% (E theohile ka lebaka la ho thatafala ha mosebetsi)
Matla a Tšusumetso (KV)	27J @ -20°C	27J @ -20°C
Khatello ea Matšoenyeho a Mang	Tlase (E imolloa ke mocheso)	E Phahameng (E notletswe ha e ntse e bopa)
Sekhutlo sa Radius (SHS/RHS)	< 2T (E tiileng, e bohale haholoanyane)	1.6T ~ 3.6T (Radius e kholoanyane)

4. Liphapang tse Bonahalang le tse Bontshang Dintlha

Phello ea "Pinch" (Khatello ea Masala): Likarolo tse entsoeng ka serame (EN 10219) li na le tšekamelo ea tlhaho ea ho "hlahisa" kapa "ho penya" ha li sehiloe ka lebaka la matla a setseng a bolokiloeng. Likarolo tse phethiloeng ka mocheso (EN 10210) li lula li tsitsitse ka tekanyo kamora ho sehiloe.

Likhutlo: Bakeng sa Likarolo tse Sekwere le tse Khutšoane tse Sekoti (SHS/RHS), EN 10219 e lumella radius ea sekhutlo ho fihlela makhetlo a 3.6 a botenya ba lebota (T), e leng se fellang ka likhutlo tse chitja haholo. Likarolo tsa EN 10210 tse chesang tse phethiloeng (haholo-holo tse tloaelehileng) li fumana radius e bohale haholo (hangata < 2T), e fanang ka sebaka se seholo se sebetsang hantle se bataletseng.

Botenya ba Lebota: EN 10210 ka kakaretso e fana ka mamello e tiileng ea botenya ha e bapisoa le EN 10219.

5. Ke efe eo u lokelang ho e khetha?

KhethaEN 10210-1 S355J2Hhaeba:

Ditshebediso tsa bohlokwa tsa meaho: Marokho, di-boom tsa crane, dibaka tsa ho sisinyeha ha lefatshe, kapa di-platform tsa lebopong la lewatle.

Ho Hanela Mokhathala o Phahameng: Ho tjheseletsa kapa ho kenya thepa ka matla ho hloka hore thepa e be le kgatello e tlase e setseng ho thibela ho qalwa ha mapetso.

Litlhoko tsa botle/ho nepahala: O hloka likhutlo tse thata le ho otloloha ho ka lebelloang bakeng sa mesebetsi ea tšepe e pepesitsoeng ea meralo.

Ho etsa mocheso: Haeba o rera ho etsa ho kobeha ho hoholo kapa ho etsa pheletso, thepa e tloaelehileng e itšoara ka tsela e ka boleloang esale pele.

Khetha EN 10219-1 S355J2H haeba:

Bokgoni ba ditjeo: Ho bopa serame hangata ho theko e tlase ebile ho bobebe ho ya ka tekanyo e tlwaelehileng.

Tlhahiso e akaretsang: Meaho e mekato e tlase, mekato e mezzanine, lipalo tsa terata, kapa lisebelisoa tsa temo moo khatello e nyane e setseng e seng kotsi ea ho hloleha.

Ho fumaneha: Ke tube e tloaelehileng haholo e fumanoang ho barekisi ba kakaretso lefatšeng ka bophara.

6. Temoso ea Bohlokoa ho "S355J2H"

Ela hloko: Hase lipeipi tsohle tsa EN 10210 S355J2H tse entsoeng ka ho lekana.
Bahlahisi ba ka hlahisa lipeipi tsa EN 10210 ka "Ho Fokotsoa Khatello ea Kelello" kapa "Ho Tloaelehile ka Botlalo."

S355J2H e Tloaelehileng (E Fokotsoang Khatello ea Kelello): E fihlela maemo a tloaelehileng empa e boloka khatello e itseng. E theko e tlase.

S355NH (E Tloaelehileng): Kereiti e itseng tlasa EN 10210 e hlokang ho tloaeleha ka botlalo (mocheso o phahameng). Ena ke sehlahisoa sa boleng bo holimo bakeng sa ho tjheseletsa.

Haeba o hloka ductility e phahameng ka ho fetisisa le kgatello e salang bakeng sa ho tjheseletsa, ntlafatsa spec ya hao ho EN 10210 S355NH ho ena le J2H e tloaelehileng.