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Author:

苏应龙 (苏应龙.) | 连钠 (连钠.)

Indexed by:

incoPat

Abstract:

本发明公开了一种用于抗磨高铬白口铸铁的生产方法,属于机械加工领域。方法步骤:向高铬白口铸铁铁水中加入Mn-Fe进行预脱氧,然后加入特种变质剂,对铁水进行变质处理;然后在铁水包中加覆盖剂于铁水表面,镇静,浇注;将铸件加热到980-1020℃保温3小时,出炉油中淬火,随后加热到260℃保温6小时,空冷。本发明使高铬白口铸铁中M7C3型碳化物由板、条状改变成细小的团块状,呈均匀弥散分布,使铸铁的韧性成数倍的提高,使铸件在油中淬火而不开裂。使上述增加淬透性合金元素少加,从而降低了铸件成本。经变质后的高铬白口铸铁,当用钻床钻屑取样时,其铁屑为长的弯曲的卷状,而未变质者为颗粒状。

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Patent Info :

Type: 发明授权

Patent No.: CN201110048746.6

Filing Date: 2011-03-01

Publication Date: 2012-09-05

Pub. No.: CN102134674B

Applicants: 北京工业大学

Legal Status: 未缴年费

Cited Count:

WoS CC Cited Count: 0

SCOPUS Cited Count:

ESI Highly Cited Papers on the List: 0 Unfold All

WanFang Cited Count:

Chinese Cited Count:

30 Days PV: 0

Affiliated Colleges:

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