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Nɛgɛ min be bɔ tɛrɛn kɔnɔ, o cogoya jɔnjɔnw

Feb 16, 2026

Minɛnw ni mansinw kɛcogo
Minɛn suguya: Nɛgɛ min be bɔ karibɔni la (i n’a fɔ ZG20-45#, ZG270-500) ani nɛgɛ min be bɔ karibɔni la, a ka ca a la, karibɔni hakɛ be 0,2%–0,45% cɛ, ani fɛɛn dɔw i n’a fɔ Cr, Ni, ani Mo be se ka fara a kan walisa ka fanga bonya.

Fangaba ani gɛlɛya: Fanga min be se ka yɛlɛma, o be se ka se 500–700 MPa ma, ani a be se ka yɛlɛma ka tɛmɛ 20 J/cm2 kan wala a be bɛn n’o ye, a be se ka donibaw ni ɲɔgɔn gosi cogoyaw muɲu.

Isotropi ɲuman: Nɛgɛ yɛlɛmalen kɔnɔfɛnw kɔnɔnafɛnw ka kɛ kelen ye ka tɛmɛ nɛgɛ yɛlɛmalenw kan, danfara fitininw be yen u ka mekaniki sifaw la minw be se ka kɛ yɔrɔ saba- ye, o b’a to a be se ka kɛ doni gɛlɛnw ye.

Dilancogo n'a kɛcogo cogoyaw
A be se ka boon gɛlɛnw dilan: O boon lɔcogo be se ka boon gɛlɛnw dilan i n’a fɔ rocker beams, kɛrɛfɛla boonw, couplers ani bogie boonw, o be dɔ bɔ soudure mako la.

Funteni furakɛli min ka teli ka kɛ: Normalizing + tempering wala quenching ani tempering be to ka kɛ ka boon lɔcogo fisaya, ka kɔnɔnakow bɔ yen ani ka baara dafaninw fisaya.

Ka sɛgɛsɛgɛri kɛ ka ɲɛ: A be sɛgɛsɛgɛri kɛ ni ultrason ye (UT), ka sɛgɛsɛgɛri kɛ ni magnetic particules ye (MT), ani ka sɛgɛsɛgɛri kɛ ni nɛgɛw ye minw ka bon/baw - walisa k’a lɔn ni fiɲɛ si tɛ yen i n’a fɔ porozite, shrinkage cavités, wala cracks.

A’ ye ɲiningali kɛ .