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DEFSTAN 95-26/3(2006) : 2006

Superseded
Superseded

A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.

View Superseded by
superseded

A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.

SPECIALISED ARMOUR QUALITY CASTINGS
Available format(s)

Hardcopy , PDF

Superseded date

02-09-2011

Language(s)

English

Published date

01-01-2006

Foreword
Introduction
1 Scope
2 Warning
3 Normative References
4 Definitions
   4.2 Contractor
   4.3 Design Authority
   4.4 Process Control Schedule
   4.5 Validated Founder
5 General
6 Basis of Standard
   6.8 Certification
7 Manufacturing Procedure
   7.1 Design
   7.2 Steelmaking Practice
   7.3 Chemical Composition
   7.4 Heat Treatment
        7.4.2 Annealing
        7.4.3 Hardening
        7.4.4 Tempering
        7.4.5 Stress Relieving
   7.5 Surface Dressing
   7.6 Weld Repair
   7.7 Nom-destructive Examination
   7.8 Surface Quality
8 Validation Requirements
   8.1 Validation Castings
   8.2 Dimensions
   8.3 Chemical Composition
   8.4 Hardness
   8.5 Non-destructive Examination
        8.5.1 Radiography
        8.5.2 Ultrasonic Examination
        8.5.3 Magnetic Particle Inspection
   8.6 Surface Quality
   8.7 Mechanical Properties
   8.8 Ballistic Properties
   8.9 Documentation
9 Production Requirements
10 Production Castings
   10.1 Dimensions
   10.2 Composition
   10.3 Hardness
   10.4 Non-Destructive Examination (NDE)
        10.4.1 Radiography
        10.4.2 Ultrasonic Examination
        10.4.3 Magnetic Particle Inspection
   10.5 Surface Quality
   10.6 Mechanical Properties
        10.6.1 Re-Tests
   10.7 Ballistic Properties
   10.8 Identification
   10.9 Release Data
Annex A - Weld Repair Procedure
   A.1 Types of Defect
        A.1.2 Surface Blemishes (e.g. scabs, local porosity,
               sand inclusions)
        A.1.3 Shrinkage Cavities
        A.1.4 Hot Tears and Cracks
               A.1.4.1 Hot Tears
               A.1.4.2 Cracks
   A.2 Preparation for Welding
   A.3 Welding Procedure
        A.3.5 Electrodes
        A.3.6 Preheat and Post-heat Treatment

Specifies the material and performance requirements for specialised armour quality steel castings for the protection of crew and mechanism of armoured fighting vehicles against attack not covered by Def Stan 95-25.

DevelopmentNote
Supersedes DEFSTAN 95-26/2(2002) (05/2006)
DocumentType
Standard
Pages
18
PublisherName
UK Ministry of Defence Standards
Status
Superseded
SupersededBy
Supersedes

DEFSTAN 03-34/5(2009) : 2009 ARC WELDING OF FERROUS ARMOUR
DEFSTAN 03-34/4(2008) : 2008 ARC WELDING OF FERROUS ARMOUR

BS EN ISO 15609-1:2004 Specification and qualification of welding procedures for metallic materials. Welding procedure specification Arc welding
BS EN ISO 6506-1:2014 Metallic materials. Brinell hardness test Test method
BS EN 287-1:2011 Qualification test of welders. Fusion welding Steels
BS EN ISO 15611:2003 Specification and qualification of welding procedures for metallic materials. Qualification based on previous welding experience
DEFSTAN 03-34/3(2003) : 2003 ARC WELDING OF FERROUS ARMOUR
BS EN 1369:2012 Founding. Magnetic particle testing
DEFSTAN 95-25/2(2004) : 2004 ARMOUR QUALITY STEEL CASTINGS
ASTM A 802 : 1995 PRACTICE FOR STEEL CASTINGS, SURFACE ACCEPTANCE STANDARDS, VISUAL EXAMINATION
BS EN 10045-2:1993 Charpy impact test on metallic materials Method for the verification of impact testing machines
BS EN ISO 15614-1:2017 Specification and qualification of welding procedures for metallic materials. Welding procedure test Arc and gas welding of steels and arc welding of nickel and nickel alloys
DEFSTAN 05-65/1(1984) : 1984 RADIOGRAPHIC INSPECTION
DEFSTAN 03-37/2(2005) : 2005 CLASSIFICATION FOR THE NON-DESTRUCTIVE EXAMINATION OF CASTINGS FOR MILITARY EQUIPMENT
BS EN 10002-1:2001 Tensile testing of metallic materials Method of test at ambient temperature
BS EN 12680-1:2003 Founding. Ultrasonic examination Steel castings for general purposes

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