PFI ES 1 : 0
Superseded
View Superseded by
INTERNAL MACHINING AND SOLID MACHINED BACKING RINGS FOR CIRCUMFERENTIAL BUTT WELDS
Hardcopy , PDF
English
09-23-2024
1. Scope
2. Backing Rings
3. End Preparations
4. Internal Machining
5. Material Ordering
Describes the dimensioning of solid machined backing rings and the internal machining of seamless and welded piping components for use with these things.
| DocumentType |
Standard
|
| Pages |
11
|
| PublisherName |
Pipe Fabrication Institute
|
| Status |
Superseded
|
| SupersededBy |
A newer version of this standard is available.
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