JP4430982B2 - 配管溶接部の防食方法 - Google Patents
配管溶接部の防食方法 Download PDFInfo
- Publication number
- JP4430982B2 JP4430982B2 JP2004149766A JP2004149766A JP4430982B2 JP 4430982 B2 JP4430982 B2 JP 4430982B2 JP 2004149766 A JP2004149766 A JP 2004149766A JP 2004149766 A JP2004149766 A JP 2004149766A JP 4430982 B2 JP4430982 B2 JP 4430982B2
- Authority
- JP
- Japan
- Prior art keywords
- pipe
- heating
- heat
- welded portion
- tube
- 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 - Lifetime
Links
- 238000000034 method Methods 0.000 title claims description 11
- 238000005536 corrosion prevention Methods 0.000 title 1
- 238000010438 heat treatment Methods 0.000 claims description 20
- 238000005260 corrosion Methods 0.000 claims description 4
- 229910000737 Duralumin Inorganic materials 0.000 claims description 3
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 2
- 229910052782 aluminium Inorganic materials 0.000 claims description 2
- 230000007797 corrosion Effects 0.000 claims description 2
- 238000010276 construction Methods 0.000 description 11
- 238000003466 welding Methods 0.000 description 10
- 239000012790 adhesive layer Substances 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 239000004698 Polyethylene Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 239000010410 layer Substances 0.000 description 1
- -1 polyethylene Polymers 0.000 description 1
- 229920000573 polyethylene Polymers 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 239000002344 surface layer Substances 0.000 description 1
- 238000009461 vacuum packaging Methods 0.000 description 1
Landscapes
- Preventing Corrosion Or Incrustation Of Metals (AREA)
- Protection Of Pipes Against Damage, Friction, And Corrosion (AREA)
Description
Claims (1)
- 配管を鞘管内で溶接し溶接部をパイプ状熱収縮チューブで防食するために、上下二分割型のジュラルミン製又はアルミニウム製の遠赤外線による円筒状真空加熱炉を車輪により鞘管内を手動で溶接部位に横移動させ、制御盤により、真空ポンプによる減圧度が６００ｍｍＨｇ以下の設定減圧度に達すると、遠赤外線による加熱が自動的に開始され、設定時間加熱後ヒーターがオフになれば加熱終了のランプが点灯するようにして、熱収縮チューブを溶接部に密着させることを特徴とする、鞘管内の配管溶接部の防食方法。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2004149766A JP4430982B2 (ja) | 2004-04-17 | 2004-04-17 | 配管溶接部の防食方法 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2004149766A JP4430982B2 (ja) | 2004-04-17 | 2004-04-17 | 配管溶接部の防食方法 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JP2005307329A JP2005307329A (ja) | 2005-11-04 |
| JP4430982B2 true JP4430982B2 (ja) | 2010-03-10 |
Family
ID=35436422
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2004149766A Expired - Lifetime JP4430982B2 (ja) | 2004-04-17 | 2004-04-17 | 配管溶接部の防食方法 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP4430982B2 (ja) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2015083811A1 (ja) * | 2013-12-06 | 2015-06-11 | 古河電気工業株式会社 | プラスチックライニング鋼管の溶接部防食方法及び熱収縮性防食シート用押え粘着テープ |
-
2004
- 2004-04-17 JP JP2004149766A patent/JP4430982B2/ja not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| JP2005307329A (ja) | 2005-11-04 |
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