PREN 1011-7 : DRAFT 2002

Foreword
Introduction
1 Scope
2 Normative references
3 Terms and definitions
4 Quality requirements
5 Storage and handling of parent metals and consumables
6 Welding facilities
7 Qualification of the welding personnel
8 Welding procedure specification
9 Welding procedure test
10 Joint preparation
   10.1 Machining
   10.2 Demagnetization
   10.3 Cleaning
   10.4 Assembly
11 Joint design
   11.1 Longitudinal seams
   11.2 Circular seams
12 Evacuation holes
13 Tack welds, cosmetic passes
14 Thermal pre- and post heat treatment
15 Documentation
Annex A (informative) Information about weldability of
        metallic materials
   A.1 General
   A.2 Steels and iron alloys
   A.3 Nickel alloys
   A.4 Aluminium and magnesium alloys
   A.5 Copper and its alloys
   A.6 Refractory and reactive metals
   A.7 Dissimilar metals
   A.8 Non-metals
Annex B (informative) Information about causes of weld
        imperfections and prevention
Annex C (informative) Summary of electron beam weldability
        of metals with reference to CR IS0 15608:2000 groups
   C.1 Grouping system for steels
   C.2 Grouping system for aluminium and aluminium alloys
   C.3 Grouping system for copper and copper alloys
   C.4 Grouping system for nickel and nickel alloys
   C.5 Grouping system for titanium and titanium alloys
   C.6 Grouping system for zirconium and zirconium alloys
   C.7 Grouping system for cast iron
Annex D (informative) Examples for preparation of circular joints

Used for the electron beam welding of weldable metallic materials according to CR ISO 15608.