Mefokolo le Mehato ea ho Loantša lintho tse kholo: Sebopeho sa microstructure le thepa e sa lekaneng

Li-forging tse kholo, ka lebaka la boholo ba bona bo boholo, mekhoa e mengata, potoloho e telele, ho se ts'oane ha ts'ebetso, le lintlha tse ngata tse sa tsitsang, hangata li baka ho se ts'oane ho tebileng ho microstructure, e le hore ba se ke ba feta tlhahlobo ea thepa ea mechine, tlhahlobo ea metallographic le ho lemoha liphoso tse sa senyeheng.

Ka lebaka la ho arohana ha lik'hemik'hale tsa lik'hemik'hale, ho bokella ho kenyelletsoa le mefokolo e sa tšoaneng ea pore ka ingot;
Ha ho futhumatsa, mocheso o fetoha butle-butle, kabo ha e lekane, khatello ea ka hare e kholo, sekoli se ngata;
Mocheso o phahameng le nako e telele ea ho qhekella, khatello ea maikutlo ea sebakeng seo le deformation ea sebaka seo, boemo ba phallo ea polasetiki, tekanyo ea compaction, kabo ea deformation e fapane haholo;
Nakong ea ho pholile, mokhoa oa ho jala o lieha, phetoho ea lisele e rarahane 'me khatello e eketsehileng e kholo.
Lintlha tsohle tse ka holimo li ka lebisa ho inhomogeneity e tebileng ea ts'ebetso ea lisele le boleng bo sa tšoaneleheng.
Mehato ea ho ntlafatsa ho tšoana hamekgatlo e meholo:
1. Amohela theknoloji e tsoetseng pele ea ho qhibilihisa ho ntlafatsa boleng ba metallurgic ea ingot ea tšepe;
2. Adopt control forging, laola thekenoloji ea ho pholisa, ho ntlafatsa ts'ebetso ea thekenoloji, le ho ntlafatsa boemo ba tekheniki le moruo oa tlhahiso e kholo ea forging.

https://www.shdhforging.com/news/defects-and-countermeasures-of-large-forgings-uneven-microstructure-and-properties


Nako ea poso: Dec-10-2020

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