Haufinyane tjena, sehlopha se secha saLiphaephe tsa tšepe tse se nang mohele tse huloang ka mokhoa o batang tsa DIN 2391 St52bakeng sa India e phethetsoe ka katleho. Pele ho romelloa,Tšepe ea Botope entse tlhahlobo e tiileng ea litekanyo ho netefatsa hore sehlahisoa se fihlela litlhoko tsa tekheniki tsa moreki ka botlalo le maemo a ho nepahala (lifoto tsa tlhahlobo li hoketsoe qetellong ea sengoloa).
Li-tube tsa tšepe tse nepahetseng ke li-tube tsa tšepe tse nang le mamello e tiileng le boleng bo holimo ba bokaholimo, tse sebelisoang haholo lisebelisoa tsa hydraulic, litsamaiso tsa pneumatic, likarolo tsa likoloi le lits'ebetsong tse ling tse hlokang ho nepahala ho holimo.
Litekanyetso tse sebelisoang hangata bakeng sa lipeipi tsa tšepe tse se nang sekoli li kenyelletsaDIN 2391, EN 10305-1leGB/T 3639Har'a tsona, DIN 2391 St52 ke sehlopha se sebelisoang haholo, se tsebahalang ka thepa ea sona e ntle ea mechini le bokhoni bo botle ba ho sebetsa ka mechine.
Boemo ba ho pepa ke ntlha ea bohlokoa e amang ts'ebetso ea lipeipi tsa tšepe tse nepahetseng, kaha li kenyelletsa mekhoa e fapaneng ea kalafo ea mocheso e sebelisoang lipeiping.
| DIN 2391 | EN 10305-1 le GB/T 3639 | Tlhophiso | Tlhaloso |
| BK | +C | E qetile ka serame (e thata) | Lipeipi ha li futhumatsoe ka mocheso ka mor'a ho thehoa ha serame sa ho qetela, kahoo, li na le khanyetso e phahameng haholo khahlanong le ho fetoha ha tsona. |
| BKW | +LC | E batang e felile (e bonolo) | Kalafo ea ho qetela ea mocheso e lateloa ke ho hula ho batang ho kenyeletsang ho fetoha ho fokolang. Ts'ebetso e nepahetseng e tsoelang pele e lumella tekanyo e itseng ea ho thehoa ha serame (mohlala, ho kobeha ho atoloha). |
| BKS | +SR | E felile ka serame 'me e imolloa ke khatello ea maikutlo | Kalafo ea mocheso e sebelisoa kamora ts'ebetso ea ho qetela ea ho theha serame. Ho latela maemo a loketseng a ts'ebetso, keketseho ea likhatello tse setseng tse amehang e nolofalletsa ho theha le ho sebetsa ka mokhoa o itseng. |
| GBK | +A | Annealed | Mokhoa oa ho qetela oa ho etsa serame o lateloa ke ho annealing sepakapakeng se laoloang. |
| NBK | +N | E tloaelehileng | Mokhoa oa ho qetela oa ho theha serame o lateloa ke ho kenngoa ha metsi ka holim'a ntlha e ka holimo ea phetoho sepakapakeng se laoloang. |
Liphaephe tsa BK (+C) le BKW (+LC) li sebelisoa ka mokhoa o batang feela 'me ha li hloke phekolo ea mocheso, ha BKS (+SR), GBK (+A), le NBK (+N) li hloka ts'ebetso e tsamaellanang ea kalafo ea mocheso kamora ts'ebetso ea mocheso.
Bakeng sa odara ena, moreki o hloka lipeipi tse se nang mohele tsa DIN 2391 St52 tse nepahetseng tse boemong ba BK. Thepa ea thepa ea St52 maemong a fapaneng a ho tlisa thepa e hlalositsoe ka botlalo ka tlase.
| Sehlopha sa tšepe | Sebopeho sa lik'hemik'hale ka % ka boima | ||||
| C | Si | Mn | P | S | |
| DIN 2391 St52 | 0.22 max | 0.55 max | 1.60 e phahameng ka ho fetisisa | 0.025 max | 0.025 max |
| Boemo ba Phepelo ea ho Qetela | Matla a ho Tenyetseha Rm | Matla a Tlhahiso ReH | Ho Lelefatsa A5 |
| BK | Bonyane 640 Mpa | — | Bonyane 4% |
| BKW | Bonyane 580 Mpa | — | Bonyane 7% |
| BKS | Bonyane 580 Mpa | Bonyane 420 Mpa | Bonyane 10% |
| GBK | Bonyane 490 Mpa | — | Bonyane 22% |
| NBK | 490 – 630 Mpa | Bonyane 355 Mpa | Bonyane 22% |
Taelo ena e na le litlhaloso tse 'maloa, lekhetlong lena re bonts'a litlhaloso tsa tube e nang le OD 100mm × ID 80mm. Ho ea ka DIN 2391, mamello ea OD le ID bakeng sa tlhaloso ena ke ±0.45 mm, empa tabeng ena, moreki o batlile boemo bo phahameng ba ho nepahala 'me a totobatsa mamello ea ±0.2 mm. E le ho fihlela litlhoko tsa moreki, Botop Steel e ntlafalitse ka ho khetheha taolo ea ho nepahala ha boholo ba sehlahisoa sena, 'me ea hlahloba phaephe e' ngoe le e 'ngoe ea tšepe ka bonngoe pele e romelloa ho netefatsa hore litlhoko tsohle lia finyelloa.
Tse ling tsa linepe tsa tlhahlobo ea 'nete li hoketsoe ka tlase:
Tlhahlobo ea Bophara ba Kantle (OD: 80 ± 0.2 mm)
Tlhahlobo ea Bophara ba Ka Hare (ID: 80 ± 0.2 mm)
Tlhahlobo ea Bolelele
Botop e se e ntse e keneletse ka botebo indastering ea liphaephe tsa tšepe ka lilemo tse ngata, 'me ho tsitlallela ha eona boleng le botumo bo botle ho hapile tšepo e kholo ea bareki le kananelo ea' maraka. Ka tšebelisano-'moho e haufi le bareki, k'hamphani e tsoela pele ho ntlafatsa lihlahisoa le lits'ebeletso tsa eona ho fihlela litlhoko tsa 'maraka tse lulang li fetoha.
Haeba o na le litlhoko tsa liphaephe tsa tšepe, o ka ikopanya le rona, sehlopha sa litsebi se ikemiselitse ho u sebeletsa.
Nako ea poso: Mots'eanong-09-2025