GB2191506B - Cold drawn free-machining resulfurized and rephosphorized steel bars having controlled mechanical properties and controlled machinability - Google Patents

Cold drawn free-machining resulfurized and rephosphorized steel bars having controlled mechanical properties and controlled machinability

Info

Publication number
GB2191506B
GB2191506B GB8713199A GB8713199A GB2191506B GB 2191506 B GB2191506 B GB 2191506B GB 8713199 A GB8713199 A GB 8713199A GB 8713199 A GB8713199 A GB 8713199A GB 2191506 B GB2191506 B GB 2191506B
Authority
GB
United Kingdom
Prior art keywords
controlled
resulfurized
machinability
machining
mechanical properties
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 - Fee Related
Application number
GB8713199A
Other versions
GB8713199D0 (en
GB2191506A (en
Inventor
Stephen P Birman
Richard B Smith
Richard L Thompson
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.)
WESTERN STEEL GROUP
Stanadyne LLC
Original Assignee
WESTERN STEEL GROUP
Stanadyne LLC
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 WESTERN STEEL GROUP, Stanadyne LLC filed Critical WESTERN STEEL GROUP
Publication of GB8713199D0 publication Critical patent/GB8713199D0/en
Publication of GB2191506A publication Critical patent/GB2191506A/en
Application granted granted Critical
Publication of GB2191506B publication Critical patent/GB2191506B/en
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • C22C38/00—Ferrous alloys, e.g. steel alloys
    • C22C38/18—Ferrous alloys, e.g. steel alloys containing chromium
    • C22C38/40—Ferrous alloys, e.g. steel alloys containing chromium with nickel
    • C22C38/44—Ferrous alloys, e.g. steel alloys containing chromium with nickel with molybdenum or tungsten
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C38/00—Ferrous alloys, e.g. steel alloys
    • C22C38/60—Ferrous alloys, e.g. steel alloys containing lead, selenium, tellurium, or antimony, or more than 0.04% by weight of sulfur
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C38/00—Ferrous alloys, e.g. steel alloys
    • C22C38/12—Ferrous alloys, e.g. steel alloys containing tungsten, tantalum, molybdenum, vanadium, or niobium
GB8713199A 1986-06-10 1987-06-05 Cold drawn free-machining resulfurized and rephosphorized steel bars having controlled mechanical properties and controlled machinability Expired - Fee Related GB2191506B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US87254486A 1986-06-10 1986-06-10

Publications (3)

Publication Number Publication Date
GB8713199D0 GB8713199D0 (en) 1987-07-08
GB2191506A GB2191506A (en) 1987-12-16
GB2191506B true GB2191506B (en) 1990-01-04

Family

ID=25359800

Family Applications (1)

Application Number Title Priority Date Filing Date
GB8713199A Expired - Fee Related GB2191506B (en) 1986-06-10 1987-06-05 Cold drawn free-machining resulfurized and rephosphorized steel bars having controlled mechanical properties and controlled machinability

Country Status (9)

Country Link
JP (1) JPH062928B2 (en)
KR (1) KR880000615A (en)
BR (1) BR8702911A (en)
CA (1) CA1301489C (en)
DE (1) DE3718772C2 (en)
FR (1) FR2601697B1 (en)
GB (1) GB2191506B (en)
IT (1) IT1206025B (en)
MX (1) MX168196B (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6395109B1 (en) 2000-02-15 2002-05-28 Cargill, Incorporated Bar product, cylinder rods, hydraulic cylinders, and method for manufacturing
JP3929029B2 (en) * 2002-03-12 2007-06-13 三菱製鋼株式会社 Sulfur-containing free-cutting steel
DE60318745T2 (en) * 2002-11-15 2009-01-15 Nippon Steel Corp. STEEL WITH EXCELLENT CUT-OUTPUT AND MANUFACTURING METHOD THEREFOR

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1492953A (en) * 1974-08-14 1977-11-23 Inland Steel Co Leaded steel bar

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3424576A (en) * 1968-04-23 1969-01-28 Lukens Steel Co Free machining steels
US3634073A (en) * 1969-07-09 1972-01-11 United States Steel Corp Free-machining steel, articles thereof and method of making
JPS55138064A (en) * 1979-04-10 1980-10-28 Daido Steel Co Ltd Free-cutting steel having excellent rolling fatigue strength
DE3009491A1 (en) * 1979-03-14 1980-09-25 Daido Steel Co Ltd STEEL FOR COLD FORGING AND METHOD FOR THE PRODUCTION THEREOF
US4434006A (en) * 1979-05-17 1984-02-28 Daido Tokushuko Kabushiki Kaisha Free cutting steel containing controlled inclusions and the method of making the same
DE2967319D1 (en) * 1979-06-08 1985-01-17 Henrik Giflo High-strength freely machinable steel capable of sustaining dynamic forces
JPS62270752A (en) * 1986-05-19 1987-11-25 Daido Steel Co Ltd Free-cutting steel excellent in property of nitriding

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1492953A (en) * 1974-08-14 1977-11-23 Inland Steel Co Leaded steel bar

Also Published As

Publication number Publication date
MX168196B (en) 1993-05-11
DE3718772A1 (en) 1987-12-17
GB8713199D0 (en) 1987-07-08
KR880000615A (en) 1988-03-28
CA1301489C (en) 1992-05-26
IT1206025B (en) 1989-04-05
DE3718772C2 (en) 1994-02-17
FR2601697A1 (en) 1988-01-22
JPS63441A (en) 1988-01-05
IT8748036A0 (en) 1987-06-09
JPH062928B2 (en) 1994-01-12
FR2601697B1 (en) 1989-08-11
GB2191506A (en) 1987-12-16
BR8702911A (en) 1988-03-08

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Legal Events

Date Code Title Description
732 Registration of transactions, instruments or events in the register (sect. 32/1977)
732E Amendments to the register in respect of changes of name or changes affecting rights (sect. 32/1977)
PCNP Patent ceased through non-payment of renewal fee

Effective date: 19960605