UNI EN 439 : 1996
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
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WELDING CONSUMABLES - SHIELDING GASES FOR ARC WELDING AND CUTTING
08-06-2008
01-01-1996
Foreword
1. Scope
2. Properties of gases
3. Classification of shielding gases
4. Designation
5. Tolerances of mixtures
6. Purities and dew point
7. Forms of supply
8. Shielding gas identification
Defines shielding gases in accordance to their chemical properties as a base for the approval of shielding gas and filler wire combinations. Also specifies gas purities and mixing tolerances.
| DocumentType |
Standard
|
| PublisherName |
Ente Nazionale Italiano di Unificazione (UNI)
|
| Status |
Superseded
|
| SupersededBy |
| Standards | Relationship |
| EN 439 : 1994 | Identical |
| BS EN 439:1994 | Identical |
| I.S. EN 439:1995 | Identical |
| DIN EN 439:1995-05 | Identical |
| UNE-EN 439:1995 | Identical |
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