FR2355083A1 - PROCESS FOR MANUFACTURING ALLOY STEEL PARTS WITH VERY HIGH MECHANICAL CHARACTERISTICS RESISTANT TO CRACKING IN THE PRESENCE OF HYDROGEN AND PARTS OBTAINED BY THIS PROCESS - Google Patents
PROCESS FOR MANUFACTURING ALLOY STEEL PARTS WITH VERY HIGH MECHANICAL CHARACTERISTICS RESISTANT TO CRACKING IN THE PRESENCE OF HYDROGEN AND PARTS OBTAINED BY THIS PROCESSInfo
- Publication number
- FR2355083A1 FR2355083A1 FR7618251A FR7618251A FR2355083A1 FR 2355083 A1 FR2355083 A1 FR 2355083A1 FR 7618251 A FR7618251 A FR 7618251A FR 7618251 A FR7618251 A FR 7618251A FR 2355083 A1 FR2355083 A1 FR 2355083A1
- Authority
- FR
- France
- Prior art keywords
- parts
- hydrogen
- high mechanical
- mechanical characteristics
- cracking
- 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.)
- Granted
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
- 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
-
- 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
- C22C38/22—Ferrous alloys, e.g. steel alloys containing chromium with molybdenum or tungsten
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Heat Treatment Of Articles (AREA)
- Catalysts (AREA)
Abstract
L'invention a pour objet un procédé de fabrication de pièces en acier allié à hautes caractéristiques mécaniques et résistant à la fissuration par corrosion sous tension en présence d'hydrogène et les pièces obtenues par le procédé. Selon l'invention, on utilise un acier ayant en poids la composition suivante :The subject of the invention is a process for manufacturing alloy steel parts with high mechanical characteristics and resistant to stress corrosion cracking in the presence of hydrogen and the parts obtained by the process. According to the invention, a steel having the following composition by weight is used:
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR7618251A FR2355083A1 (en) | 1976-06-16 | 1976-06-16 | PROCESS FOR MANUFACTURING ALLOY STEEL PARTS WITH VERY HIGH MECHANICAL CHARACTERISTICS RESISTANT TO CRACKING IN THE PRESENCE OF HYDROGEN AND PARTS OBTAINED BY THIS PROCESS |
DE19772720805 DE2720805C2 (en) | 1976-06-16 | 1977-05-09 | Process for the production of work pieces from alloy steel |
JP7157777A JPS52153822A (en) | 1976-06-16 | 1977-06-16 | Production of alloy steel articles and products obtained by this process |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR7618251A FR2355083A1 (en) | 1976-06-16 | 1976-06-16 | PROCESS FOR MANUFACTURING ALLOY STEEL PARTS WITH VERY HIGH MECHANICAL CHARACTERISTICS RESISTANT TO CRACKING IN THE PRESENCE OF HYDROGEN AND PARTS OBTAINED BY THIS PROCESS |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2355083A1 true FR2355083A1 (en) | 1978-01-13 |
FR2355083B1 FR2355083B1 (en) | 1979-05-18 |
Family
ID=9174462
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7618251A Granted FR2355083A1 (en) | 1976-06-16 | 1976-06-16 | PROCESS FOR MANUFACTURING ALLOY STEEL PARTS WITH VERY HIGH MECHANICAL CHARACTERISTICS RESISTANT TO CRACKING IN THE PRESENCE OF HYDROGEN AND PARTS OBTAINED BY THIS PROCESS |
Country Status (3)
Country | Link |
---|---|
JP (1) | JPS52153822A (en) |
DE (1) | DE2720805C2 (en) |
FR (1) | FR2355083A1 (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2445888A1 (en) * | 1979-01-08 | 1980-08-01 | Republic Steel Corp | METHOD FOR MANUFACTURING WELL TUBING AND SUCH TUBING |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3616098C1 (en) * | 1986-05-13 | 1987-07-16 | Saarstahl Voelklingen Gmbh | Process for increasing the toughness of martensite-hardenable steels |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR1077011A (en) * | 1953-03-07 | 1954-11-03 | Hauts Fourneaux Sa | Oil-bearing sounding tube and method for its manufacture |
US2895861A (en) * | 1957-05-28 | 1959-07-21 | Creusot Forges Ateliers | Process for improving stress corrosion cracking resistance of alloyed steel in hydrogen sulphide atmosphere |
-
1976
- 1976-06-16 FR FR7618251A patent/FR2355083A1/en active Granted
-
1977
- 1977-05-09 DE DE19772720805 patent/DE2720805C2/en not_active Expired
- 1977-06-16 JP JP7157777A patent/JPS52153822A/en active Pending
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2445888A1 (en) * | 1979-01-08 | 1980-08-01 | Republic Steel Corp | METHOD FOR MANUFACTURING WELL TUBING AND SUCH TUBING |
Also Published As
Publication number | Publication date |
---|---|
DE2720805A1 (en) | 1978-03-09 |
FR2355083B1 (en) | 1979-05-18 |
DE2720805C2 (en) | 1983-03-03 |
JPS52153822A (en) | 1977-12-21 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |