DEFSTAN 03-11/5(2008) : 2008

Foreword
Introduction
1 Scope
2 Warning
3 Normative References
4 Definitions
  4.2 Free acid
  4.3 Pointage
  4.4 Process control schedule
  4.5 Process type
  4.5.1 Accelerated process
  4.5.2 Unaccelerated process
  4.6 Sealing
  4.7 Significant surface
  4.8 Supplementary finish
  4.9 Tensile strength of steels
5 Information to be Supplied to the Processor
6 Process Control
7 Process Requirements
  7.1 General
  7.2 Heat treatment
  7.3 Surface preparation
  7.4 Phosphate treatment
      7.4.3 Processing of creviced items
      7.4.4 Processing of composite items
      7.4.5 Processing of high strength steels
  7.5 Washing
  7.6 Staining
  7.7 Drying
  7.8 Heat treatment relief of hydrogen embrittlement
  7.9 Sealing
8 Inspection and Test
  8.1 Inspection
  8.2 Selection of test samples
      8.2.2 Continuous processing
  8.3 Visual inspection
  8.4 Test for the presence of a coating
  8.5 Coating weight
  8.6 Freedom from corrosive residues
  8.7 Resistance to salt spray
  8.8 Re-treatment of items rejected on inspection
Annex A - Determination of Rinse Water Contamination
  A.1 Test for Carry Over of Treatment Solution
      A.1.1 Solutions required
      A.1.2 Procedure
  A.2 Test for Chloride in Rinse Water
      A.2.2 Solutions required
      A.2.3 Apparatus
      A.2.4 Procedure
Annex B - Phosphating of High Strength Steels
  B.1 Removal of Rust/Scale
  B.2 Phosphating Solution
  B.3 Free Acid Concentration
Annex C - Determination of Phosphate Coating Weight
  C.1 Introduction
  C.2 Normal Method
      C.2.1 Stripping solution
      C.2.2 Procedure
      C.2.3 Calculation
  C.3 Alternative Method
      C.3.1 Component size
      C.3.2 Stripping solution
      C.3.3 Procedure
      C.3.4 Calculation
Annex D - Determination of the Freedom from Corrosive Residue
  D.1 Freedom from Corrosive Residue
Annex E - Salt Droplet Test
  E.1 Test Specimens
  E.2 Test Procedure
  E.3 Loss in Weight of Control Specimens
  E.4 Inspection