DEFSTAN 95-31/1(2002) : 2002

Description Page
Content
Preface
Main Text
SECTION 1 GENERAL REQUIREMENTS
0 Introduction
1 Scope
2 WARNING
3 Related Documents
4 Definitions
5 General
6 Basis of Specification
7 Precautionary Note on Stress Corrosion Cracking
8 Precautionary Note on Bending
SECTION 2 MATERIAL VALIDATION
9 Material Requirements
10 Documentation
SECTION 3 PRODUCTION REQUIREMENTS
11 Production Plate Requirements
Table 1 Ballistic Test Ammunition
Table 2 Mechanical Property Requirements
Table 3 Minimum Number of Tensile Tests
Table 4 Chemical Composition
Table 5 Test Weld Data
Table 6 Class "A" Thickness Tolerances
Table 7 Class "B" Thickness Tolerances
Fig 1 Cruciform Test Piece
Fig 2 Vee-Groove Weld Test Piece
Fig 3 Pattern of Liquation Cracks
Fig 4 Stress Corrosion Test Piece
Fig 5 Test Piece Orientation

Specifies the material and performance requirements for a weldable aluminium alloy armour plate, 6 mm and above, of nominal 4% Zinc 2% Magnesium Aluminium alloy in the solution treated and aged condition for the protection of crew and mechanism of armoured fighting vehicles against attack.