GB376999A - Process for the production of seamless tubes - Google Patents

Process for the production of seamless tubes

Info

Publication number
GB376999A
GB376999A GB24789/31A GB2478931A GB376999A GB 376999 A GB376999 A GB 376999A GB 24789/31 A GB24789/31 A GB 24789/31A GB 2478931 A GB2478931 A GB 2478931A GB 376999 A GB376999 A GB 376999A
Authority
GB
United Kingdom
Prior art keywords
production
seamless tubes
per cent
aluminium
seamless
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
Application number
GB24789/31A
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Publication of GB376999A publication Critical patent/GB376999A/en
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21C—MANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES OR PROFILES, OTHERWISE THAN BY ROLLING; AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL
    • B21C37/00—Manufacture of metal sheets, bars, wire, tubes or like semi-manufactured products, not otherwise provided for; Manufacture of tubes of special shape
    • B21C37/06—Manufacture of metal sheets, bars, wire, tubes or like semi-manufactured products, not otherwise provided for; Manufacture of tubes of special shape of tubes or metal hoses; Combined procedures for making tubes, e.g. for making multi-wall tubes

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Production Of Liquid Hydrocarbon Mixture For Refining Petroleum (AREA)

Abstract

Seamless tubes are made from steels which are substantially free from cobalt and tungsten and contain 16-20 per cent of chromium and 2,5-4 per cent of aluminium, with or without 0,3-0,8 per cent of molybdenum. Up to half of the aluminium may be replaced by silicon.
GB24789/31A 1930-10-24 1931-09-03 Process for the production of seamless tubes Expired GB376999A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE376999X 1930-10-24

Publications (1)

Publication Number Publication Date
GB376999A true GB376999A (en) 1932-07-21

Family

ID=6344322

Family Applications (1)

Application Number Title Priority Date Filing Date
GB24789/31A Expired GB376999A (en) 1930-10-24 1931-09-03 Process for the production of seamless tubes

Country Status (1)

Country Link
GB (1) GB376999A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1087355B (en) * 1954-04-05 1960-08-18 Electric Furnace Prod Co Heat-developing additives for steel melts

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1087355B (en) * 1954-04-05 1960-08-18 Electric Furnace Prod Co Heat-developing additives for steel melts

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