JPS5212616A - Process for increasing toughness of nickel maraging steel - Google Patents

Process for increasing toughness of nickel maraging steel

Info

Publication number
JPS5212616A
JPS5212616A JP8824175A JP8824175A JPS5212616A JP S5212616 A JPS5212616 A JP S5212616A JP 8824175 A JP8824175 A JP 8824175A JP 8824175 A JP8824175 A JP 8824175A JP S5212616 A JPS5212616 A JP S5212616A
Authority
JP
Japan
Prior art keywords
maraging steel
increasing toughness
nickel maraging
nickel
toughness
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.)
Pending
Application number
JP8824175A
Other languages
Japanese (ja)
Inventor
Tetsuo Kuroda
Hiroshi Soeno
Kenichi Hashimoto
Kazuo Taguchi
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.)
Hitachi Ltd
Original Assignee
Hitachi Ltd
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 Hitachi Ltd filed Critical Hitachi Ltd
Priority to JP8824175A priority Critical patent/JPS5212616A/en
Publication of JPS5212616A publication Critical patent/JPS5212616A/en
Pending legal-status Critical Current

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
    • C21D6/00—Heat treatment of ferrous alloys
    • C21D6/02—Hardening by precipitation

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 Steel (AREA)

Abstract

PURPOSE:Nickel maraging steel with strength 260-320kg/mm<2> and ductility sufficient for structural material is provided.
JP8824175A 1975-07-21 1975-07-21 Process for increasing toughness of nickel maraging steel Pending JPS5212616A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP8824175A JPS5212616A (en) 1975-07-21 1975-07-21 Process for increasing toughness of nickel maraging steel

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP8824175A JPS5212616A (en) 1975-07-21 1975-07-21 Process for increasing toughness of nickel maraging steel

Publications (1)

Publication Number Publication Date
JPS5212616A true JPS5212616A (en) 1977-01-31

Family

ID=13937352

Family Applications (1)

Application Number Title Priority Date Filing Date
JP8824175A Pending JPS5212616A (en) 1975-07-21 1975-07-21 Process for increasing toughness of nickel maraging steel

Country Status (1)

Country Link
JP (1) JPS5212616A (en)

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4836025A (en) * 1971-09-13 1973-05-28

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4836025A (en) * 1971-09-13 1973-05-28

Similar Documents

Publication Publication Date Title
DE2965601D1 (en) Process for the production of ferrous alloys with improved mechanical properties by the use of lanthanum, and ferrous alloys obtained by this process
IL51037A0 (en) Processes for improving the strength toughness characteristics of austenitic metal alloys
YU43964B (en) Process for the accelerated hardening and improving the strength of various cements
DE2861096D1 (en) Process for anionic mass polymerisation with an alcali-metal azide and a hydroxylate of the same metal
JPS52148414A (en) Modified process for deoxidizing and desulphurizing of steel
JPS5228418A (en) Oxygen steel making process using low p and s pig iron as raw material
JPS5212616A (en) Process for increasing toughness of nickel maraging steel
JPS51144328A (en) Process for producing high tensile strength bolts with high yield rati o
Pickering Some effects of non-metallic inclusions on the properties of steels
YU3175A (en) Process for obtaining brightening agents for sn-coatings electroplated on the surfaces of steel sheets and bands
JPS51122617A (en) Process for producing ferrite stainless steel plates with good workabi lity and high toughness
JPS5223520A (en) Process for heat-treatment of maraging steel
JPS51149116A (en) Process for producing ferritics tainless steelplates without ridging
JPS51115218A (en) Dephosphorization of molten iron
JPS5224913A (en) Ferritic stainless steel with excellent workability
JPS5233819A (en) Heat resistant cast steel of improved weldability
JPS51150192A (en) Grinder and production process therefor
JPS5230718A (en) Process for making metallic material with high toughness
JPS51122616A (en) Process for increasing toughness of weld joints made of nickel maragin g steel
JPS5282624A (en) Preparation of high tensile steel excelling in ductility and toughness
JPS53141119A (en) Method of making steel iron shaped material with improved quality
JPS51141711A (en) Method of manufacturing high tensile steel having good weldability
JPS51121426A (en) Process for the production of a composite texture steel which is isotr opic and has high ductility and high toughness
JPS5229416A (en) Method of smelting high chromium steel
JPS5219110A (en) Steel of low welding crack sensibility