DEFSTAN 02-770(PT2)/2(2006) : 2006
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
WELDING AND FABRICATION OF HIGH STRENGTH STEELS - PART 2: APPROVAL OF WELDING PROCEDURES FOR SUBMARINE CONSTRUCTION AND UPKEEP
Hardcopy , PDF
09-13-2010
English
01-01-2006
Foreword
1 Scope
2 Warning
3 Normative References
4 Definitions
5 Approval Route
6 Deviations (Mechanical Properties)
6.1 Process
6.2 Edge Preparation
6.3 Consumable
6.4 Parent Material
6.5 Welding Parameters
6.6 Equipment
6.7 General
7 Welding Considerations
7.1 Welder Qualification
7.2 Welding Sequence
7.3 Environment
7.4 Scantlings
8 Test Panels
8.1 Test Series A
8.2 Test Series B
9 Acceptance Criteria (See 5)
9.1 Test Series A
9.2 Test Series B
Annex A - Welding Procedures Cover Sheet
Annex B - Welding and Fabrication Procedure Check Sheet
Annex C - Check List for Categorising a Deviation in Terms
of Mechanical Property Tests
Annex D - Checklist for Considerations other than Material
Property Requirements
Annex E - Testing Requirements Guidance Sheet
E.1 Guidance on the need for CTOD Testing
E.2 Guidance on the need for FBE Testing
Annex F - Procedure for FBE testing
F.1 Introduction
F.2 Test piece design
F.3 Test equipment
F.4 Safety requirements
F.5 Main requirements of test
F.6 Fatigue pre-cracking
F.7 Requirements for calibration trial
F.8 Check list for test procedure
F.8.1 Outline
F.8.2 Pre-test tasks
F.8.3 Tasks on morning of test
F.8.4 Tasks immediately before test
F.8.5 Tasks immediately after test
F.8.6 Post test measurements
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