ZA811000B - Process for the production of a steel conveying pipe for the transport of solid material - Google Patents

Process for the production of a steel conveying pipe for the transport of solid material

Info

Publication number
ZA811000B
ZA811000B ZA00811000A ZA811000A ZA811000B ZA 811000 B ZA811000 B ZA 811000B ZA 00811000 A ZA00811000 A ZA 00811000A ZA 811000 A ZA811000 A ZA 811000A ZA 811000 B ZA811000 B ZA 811000B
Authority
ZA
South Africa
Prior art keywords
transport
production
solid material
conveying pipe
steel conveying
Prior art date
Application number
ZA00811000A
Inventor
E Kuehme
G Schulenburg
Original Assignee
Esser Werke Gmbh
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 Esser Werke Gmbh filed Critical Esser Werke Gmbh
Publication of ZA811000B publication Critical patent/ZA811000B/en

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
    • C21D9/08—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for tubular bodies or pipes
    • C21D9/14—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for tubular bodies or pipes wear-resistant or pressure-resistant pipes

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)
ZA00811000A 1980-02-16 1981-02-16 Process for the production of a steel conveying pipe for the transport of solid material ZA811000B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19803005886 DE3005886A1 (en) 1980-02-16 1980-02-16 Steel tube for transporting solid materials, esp. sand and gravel - where heat treatment is used to form martensite in tube bore, and tough outer zone of ferrite and pearlite

Publications (1)

Publication Number Publication Date
ZA811000B true ZA811000B (en) 1982-03-31

Family

ID=6094827

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA00811000A ZA811000B (en) 1980-02-16 1981-02-16 Process for the production of a steel conveying pipe for the transport of solid material

Country Status (4)

Country Link
JP (1) JPS56130426A (en)
DE (1) DE3005886A1 (en)
NL (1) NL8100653A (en)
ZA (1) ZA811000B (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3140936A1 (en) * 1981-10-15 1983-05-05 Esser Werke GmbH vorm. Westmontan-Werke, 4788 Warstein Process and device for hardening the inside of a two-ply steel pipe
JP4817898B2 (en) * 2006-03-14 2011-11-16 トピー工業株式会社 Heat treatment apparatus and heat treatment method
DE102006041696A1 (en) * 2006-09-06 2008-03-27 Schneiders, Servatius Method for producing a concrete delivery pipe

Also Published As

Publication number Publication date
JPS56130426A (en) 1981-10-13
DE3005886A1 (en) 1981-09-17
NL8100653A (en) 1981-09-16

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