GB1372293A - Method of making alloy steel powder - Google Patents

Method of making alloy steel powder

Info

Publication number
GB1372293A
GB1372293A GB1037972A GB1037972A GB1372293A GB 1372293 A GB1372293 A GB 1372293A GB 1037972 A GB1037972 A GB 1037972A GB 1037972 A GB1037972 A GB 1037972A GB 1372293 A GB1372293 A GB 1372293A
Authority
GB
United Kingdom
Prior art keywords
alloy steel
steel powder
making alloy
march
making
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
GB1037972A
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
AO Smith Inland Inc
Original Assignee
AO Smith Inland Inc
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by AO Smith Inland Inc filed Critical AO Smith Inland Inc
Publication of GB1372293A publication Critical patent/GB1372293A/en
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C33/00—Making ferrous alloys
    • C22C33/02—Making ferrous alloys by powder metallurgy
    • C22C33/0257—Making ferrous alloys by powder metallurgy characterised by the range of the alloying elements
    • C22C33/0264—Making ferrous alloys by powder metallurgy characterised by the range of the alloying elements the maximum content of each alloying element not exceeding 5%
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S75/00—Specialized metallurgical processes, compositions for use therein, consolidated metal powder compositions, and loose metal particulate mixtures
    • Y10S75/95—Consolidated metal powder compositions of >95% theoretical density, e.g. wrought

Abstract

1372293 Alloy steel powder A O SMITHINLAND Inc 6 March 1972 [10 March 1971] 10379/72 Addition to 1274531 Heading C7A The subject-matter of this Specification is similar to that described in Specification 1274531 but the claims are concerned with finely divided alloy steel powder in which the manganese content is between 0.3 and 0.7 wt per cent.
GB1037972A 1971-03-10 1972-03-06 Method of making alloy steel powder Expired GB1372293A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US12304771A 1971-03-10 1971-03-10

Publications (1)

Publication Number Publication Date
GB1372293A true GB1372293A (en) 1974-10-30

Family

ID=22406422

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1037972A Expired GB1372293A (en) 1971-03-10 1972-03-06 Method of making alloy steel powder

Country Status (3)

Country Link
US (1) US3687654A (en)
CA (1) CA935306A (en)
GB (1) GB1372293A (en)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3798022A (en) * 1971-02-17 1974-03-19 Federal Mogul Corp Pre-alloyed nickel-free silicon-free minimal oxide low alloy iron powder
JPS5441968B2 (en) * 1973-07-05 1979-12-11
US3900309A (en) * 1973-08-16 1975-08-19 United States Steel Corp Process for the production of high apparent density water atomized steel powders
US3881912A (en) * 1973-12-28 1975-05-06 Hoeganaes Corp Welding filler material
US3915690A (en) * 1973-12-28 1975-10-28 Hoeganaes Ab Composition and method of making alloy steel powder
JPS5810962B2 (en) * 1978-10-30 1983-02-28 川崎製鉄株式会社 Alloy steel powder with excellent compressibility, formability and heat treatment properties
US4448746A (en) * 1982-11-05 1984-05-15 Sumitomo Metal Industries, Ltd. Process for producing alloy steel powder
US6749662B2 (en) 1999-01-29 2004-06-15 Olin Corporation Steel ballistic shot and production method
US20040211292A1 (en) * 1999-06-10 2004-10-28 Olin Corporation, A Company Of The State Of Illinois. Steel ballistic shot and production method
PL2285996T3 (en) * 2008-06-06 2018-01-31 Hoeganaes Ab Publ Iron- based pre-alloyed powder
JP5389577B2 (en) * 2008-09-24 2014-01-15 Ｊｆｅスチール株式会社 Method for producing sintered body by powder metallurgy
CN102933338B (en) * 2010-06-04 2017-01-25 霍加纳斯股份有限公司 Nitrided sintered steels

Also Published As

Publication number Publication date
CA935306A (en) 1973-10-16
US3687654A (en) 1972-08-29

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PE20 Patent expired after termination of 20 years