JPS5413434A - Corrosion preventing method for welded steel tube - Google Patents

Corrosion preventing method for welded steel tube

Info

Publication number
JPS5413434A
JPS5413434A JP7792477A JP7792477A JPS5413434A JP S5413434 A JPS5413434 A JP S5413434A JP 7792477 A JP7792477 A JP 7792477A JP 7792477 A JP7792477 A JP 7792477A JP S5413434 A JPS5413434 A JP S5413434A
Authority
JP
Japan
Prior art keywords
steel tube
welded steel
preventing method
corrosion preventing
anticorrosives
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
JP7792477A
Other languages
Japanese (ja)
Inventor
Nobuyoshi Hosaka
Susumu Hioki
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 JP7792477A priority Critical patent/JPS5413434A/en
Publication of JPS5413434A publication Critical patent/JPS5413434A/en
Pending legal-status Critical Current

Links

Abstract

PURPOSE: To prevent the crevice corrosion and intergranular corrosion, by welding the flange to the steel tube and applying the anticorrosives on the surface of the steel tube and also, covering the heat affected zone by sealing sheet after applying the anticorrosives.
COPYRIGHT: (C)1979,JPO&Japio
JP7792477A 1977-07-01 1977-07-01 Corrosion preventing method for welded steel tube Pending JPS5413434A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP7792477A JPS5413434A (en) 1977-07-01 1977-07-01 Corrosion preventing method for welded steel tube

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP7792477A JPS5413434A (en) 1977-07-01 1977-07-01 Corrosion preventing method for welded steel tube

Publications (1)

Publication Number Publication Date
JPS5413434A true JPS5413434A (en) 1979-01-31

Family

ID=13647627

Family Applications (1)

Application Number Title Priority Date Filing Date
JP7792477A Pending JPS5413434A (en) 1977-07-01 1977-07-01 Corrosion preventing method for welded steel tube

Country Status (1)

Country Link
JP (1) JPS5413434A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107717250A (en) * 2017-10-10 2018-02-23 固安县惠民塑料滤业有限公司 A kind of connection method for Johnson's pipe being used in backwash filter

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107717250A (en) * 2017-10-10 2018-02-23 固安县惠民塑料滤业有限公司 A kind of connection method for Johnson's pipe being used in backwash filter
CN107717250B (en) * 2017-10-10 2020-02-14 固安县惠民塑料滤业有限公司 Connecting method for Johnson pipe in backwashing filter

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