SE461224B - Malstaang och foerfarande foer selektiv haerdning av staalstaenger, speciellt malstaenger - Google Patents

Malstaang och foerfarande foer selektiv haerdning av staalstaenger, speciellt malstaenger

Info

Publication number
SE461224B
SE461224B SE8204807A SE8204807A SE461224B SE 461224 B SE461224 B SE 461224B SE 8204807 A SE8204807 A SE 8204807A SE 8204807 A SE8204807 A SE 8204807A SE 461224 B SE461224 B SE 461224B
Authority
SE
Sweden
Prior art keywords
cylinder
curing
zone
hardness
rockwell
Prior art date
Application number
SE8204807A
Other languages
English (en)
Swedish (sv)
Other versions
SE8204807D0 (sv
SE8204807L (sv
Inventor
R J Glodowski
Slyke V C Van
Original Assignee
Armco 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 Armco Inc filed Critical Armco Inc
Publication of SE8204807D0 publication Critical patent/SE8204807D0/xx
Publication of SE8204807L publication Critical patent/SE8204807L/xx
Publication of SE461224B publication Critical patent/SE461224B/sv

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
    • C21D9/00—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor
    • C21D9/0075—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for rods of limited length
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
    • C21D1/00—General methods or devices for heat treatment, e.g. annealing, hardening, quenching or tempering
    • C21D1/18—Hardening; Quenching with or without subsequent tempering
    • 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
    • Y10S148/00—Metal treatment
    • Y10S148/902—Metal treatment having portions of differing metallurgical properties or characteristics

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Mechanical Engineering (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Heat Treatment Of Articles (AREA)
  • Crushing And Pulverization Processes (AREA)
SE8204807A 1981-08-24 1982-08-23 Malstaang och foerfarande foer selektiv haerdning av staalstaenger, speciellt malstaenger SE461224B (sv)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/295,685 US4589934A (en) 1981-08-24 1981-08-24 Grinding rod and method for production thereof

Publications (3)

Publication Number Publication Date
SE8204807D0 SE8204807D0 (sv) 1982-08-23
SE8204807L SE8204807L (sv) 1983-02-25
SE461224B true SE461224B (sv) 1990-01-22

Family

ID=23138799

Family Applications (1)

Application Number Title Priority Date Filing Date
SE8204807A SE461224B (sv) 1981-08-24 1982-08-23 Malstaang och foerfarande foer selektiv haerdning av staalstaenger, speciellt malstaenger

Country Status (8)

Country Link
US (1) US4589934A (pt)
JP (1) JPS5834161A (pt)
AU (1) AU559926B2 (pt)
BR (1) BR8204440A (pt)
CA (1) CA1201961A (pt)
FI (1) FI75103C (pt)
SE (1) SE461224B (pt)
ZA (1) ZA823762B (pt)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4840686A (en) * 1988-04-06 1989-06-20 Armco Inc. Bainitic core grinding rod
FR2682685B1 (fr) * 1991-10-17 1994-10-07 Creusot Loire Procede de fabrication d'une piece massive en acier telle qu'une tole epaisse a fort gradient de durete suivant son epaisseur et tole epaisse a fort gradient de durete.
US5865385A (en) * 1997-02-21 1999-02-02 Arnett; Charles R. Comminuting media comprising martensitic/austenitic steel containing retained work-transformable austenite
US5902423A (en) * 1998-03-16 1999-05-11 Stelco Inc. Heat treatment of grinding rod
US5972135A (en) * 1998-06-03 1999-10-26 Stelco Inc. Stress relieved grinding rod having hard outer shell
US6074765A (en) * 1998-06-03 2000-06-13 Stelco Inc. Grinding rod chemistry and method of heat treatment to enhance wearability
JP2003076275A (ja) * 2001-09-07 2003-03-14 Wayoo Kk ボトル用表示装置
RU2552801C2 (ru) * 2011-03-18 2015-06-10 Ниппон Стил Энд Сумитомо Метал Корпорейшн Способ закалки стальной трубы
JP6724617B2 (ja) * 2016-07-14 2020-07-15 日本製鉄株式会社 鋼管の製造方法及び焼入れ装置
RU2731994C1 (ru) * 2020-03-11 2020-09-09 федеральное государственное бюджетное образовательное учреждение высшего образования "Санкт-Петербургский горный университет" Способ изготовления молотка дробилки

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3533261A (en) * 1967-06-15 1970-10-13 Frans Hollander Method and a device for cooling hot-rolled metal strip on a run-out table after being rolled
US3756870A (en) * 1971-05-10 1973-09-04 Park Ohio Industries Inc Induction heating method of case hardening carbon steel rod

Also Published As

Publication number Publication date
CA1201961A (en) 1986-03-18
US4589934A (en) 1986-05-20
AU8415982A (en) 1983-03-03
FI822702L (fi) 1983-02-25
JPH0426903B2 (pt) 1992-05-08
FI75103B (fi) 1988-01-29
FI822702A0 (fi) 1982-08-03
SE8204807D0 (sv) 1982-08-23
JPS5834161A (ja) 1983-02-28
BR8204440A (pt) 1983-07-19
ZA823762B (en) 1983-03-30
SE8204807L (sv) 1983-02-25
FI75103C (fi) 1988-05-09
AU559926B2 (en) 1987-03-26

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