Liphaephe tsa tšepe tsa sebopeho tse khutlonnetsepa tsa DIN 17100 St52.3 li ile tsa romeloa Australia.
DIN 17100 ke tekanyetso e sebelisoang likarolong tsa tšepe, mekoallo ea tšepe, lithupa tsa terata, lihlahisoa tse bataletsengseamlessle likarolo tse nang le sekoti tse tjhitilweng, tse sekwere le tse kgutlonnetsepa, di-forging, le dihlahiswa tse sa fellang hantle ka hara ditshipi tse akaretsang tsa meaho tse fanwang boemong bo chesang kapa bo tlwaelehileng kamora tlhahiso.
St52.3 ke e 'ngoe ea likereiti, 'me nomoro ea thepa ke 1.0570.
Pele thepa e romelloa, Botop e lokisetsa hore basebetsi ba boleng bo holimo ba profeshenale ba hlahlobe lihlahisoa ka hloko ho netefatsa hore boleng ba sehlahisoa bo fihlela litlhoko tsa bareki ka botlalo.
Taba ea pele, boleng ba bokaholimo, bophara, bophahamo, bolelele, sekwere, le litekanyo tse ling tsa ponahalo ea phaephe ea tšepe ea sebopeho li hlahlojoa ka hloko ho netefatsa hore li latela maemo le litlhoko tsa bareki.
Ka mor'a moo, litšobotsi tsa lik'hemik'hale le tsa mechine tsa phaephe ea tšepe ea sebopeho lia hlahlojoa.
EN 17100 St52.3 e na le litlhoko tse latelang tsa sebopeho sa lik'hemik'hale:
| Sehlopha | Sebopeho sa lik'hemik'hale ka % ka wt. | ||||||||
| C | P | S | Lintho tse ling tse kopanyang naetrojene (mohlala, bonyane 0.020% Al ho isa kakaretsong) | ||||||
| bakeng sa botenya ba sehlahisoa ka mm | |||||||||
| ≤16 | ＞16 ≤30 | ＞30 ≤40 | ＞40 ≤63 | ＞63 ≤100 | ＞100 | ||||
| EN 17100 St52.3 | 0.20 max | 0.20 max | 0.22 max | 0.22 max | 0.22 max | ka tumellano | 0.040 max | 0.040 max | e |
Sebopeho sa lik'hemik'hale sa St52.3 se lekanngoa ka spectrometer, 'me dikahare tsohle tsa element li fihlela litlhoko tsa bareki ha li bapisoa le litlhoko tse sebetsang.
Litšobotsi tsa mechini tsa EN 17100 St52.3 li kenyelletsa haholo-holo matla a ho thaepa le matla a ho ikatisa, tse lekanngoang ka liteko tsa ho thaepa.
| Sehlopha | Matla a ho tenyetseha Rm | Ntlha e phahameng ea chai ReH | |||||||
| bakeng sa botenya ba sehlahisoa ka mm | bakeng sa botenya ba sehlahisoa ka mm | ||||||||
| 3 | ≥3 ≤100 | ＞100 | ≤16 | ＞16 ≤30 | ＞30 ≤40 | ＞40 ≤63 | ＞63 ≤100 | ＞100 | |
| EN 17100 St52.3 | 510 - 680 MPa | 490 - 630 MPa | ka tumellano | 355 | 345 | 335 | 325 | 315 | ka tumellano |
Kamora ho qeta ditlhahlobo tsohle le ho netefatsa hore boleng bo fihlella ditlhoko tse tloaelehileng, ho fanwa ka Setifikeiti sa Teko ya Thepa (MTC). Ka mora moo, ho etswa ditlhophiso bakeng sa thomello le mesebetsi e amanang le yona.
Ho tloha ha e theoa ka 2014, Botop Steel e se e le mofani ea ka sehloohong oa liphaephe tsa tšepe ea khabone karolong e ka leboea ea Chaena, e tsebahalang ka tšebeletso ea eona e ntle haholo, lihlahisoa tsa boleng bo holimo le litharollo tse felletseng.
Bakeng sa odara e 'ngoe le e 'ngoe, Botop e lula e latela leano la boleng bo tšepahalang le litheko tse ntle, e re khetha hore re u fe lihlahisoa tse tšepahalang tsa lipeipi tsa tšepe.
Nako ea poso: Mphalane-11-2024