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AS 3862:2020
[Current]External fusion-bonded epoxy coating for steel pipes
The objective of this Standard is to provide purchasers and manufacturers of petroleum pipelines with a Standard for the specification of pipeline coatings using external fusion-bonded epoxy.
Published: 09/04/2020
Pages: 61
Table of contents
Cited references
Content history
Table of contents
Header
About this publication
Preface
1 Scope and general
1.1 Scope
1.2 Normative references
1.3 Terms and definitions
1.4 Pipe marking
2 Material requirements
2.1 Fusion-bonded epoxy (FBE) powder
2.2 Abrasive materials
2.3 Repair materials
3 Application
3.1 Mill application
3.1.1 General
3.1.2 Surface preparation
3.1.3 Pre-application heating
3.1.4 Application of FBE powder
3.1.5 Post-curing
3.1.6 Cooling
3.2 Field application
3.2.1 General
3.2.2 Protection of mill-applied coating during pipe welding and cutting operations
3.2.3 Protection of mill-applied coating during pipe pre-heating for welding
3.2.4 Pipe weld profile
3.2.5 Procedure trials
3.2.6 Surface preparation
3.2.7 Pre-application heating
3.2.8 Application of FBE powder
3.2.9 Post-application heating
4 Repairs
4.1 Repairs to coatings in the mill
4.2 Repairs to field joints and adjacent areas
4.3 Repair procedure
4.3.1 General
4.3.2 Surface preparation
4.3.3 Mixing of repair materials
4.3.4 Application of repair materials
4.3.5 Curing of repair materials
5 Storage, handling and transport
5.1 Storage and transportation of powder
5.1.1 General
5.1.2 Packaging
5.2 Handling, transport and storage of pipes
5.2.1 Handling
5.2.2 Storage of uncoated pipes
5.2.3 Storage of coated pipes
5.2.4 Transport
5.3 Health and safety
6 Testing and product conformity requirements
6.1 Evaluation of product conformity
6.2 Coating tests
6.2.1 Qualification tests
6.2.2 FBE powder tests
6.2.3 Repair material qualification test
6.2.4 Mill applied coating tests
6.2.5 Tests of field-applied coating
6.3 Testing of repairs
Appendix A
A.1 Scope
A.2 Information to be supplied by the purchaser
A.3 Information to be supplied by the coating applicator
A.4 Coating applicator certificate
Appendix B
B.1 Scope
B.2 Terms and definitions
B.2.1 Procedure qualification trial (PQT)
B.2.2 Application procedure specification (APS)
B.2.3 Initial type testing
B.3 Factory production control
B.3.1
B.3.2
B.4 Nonconforming product
B.4.1 Retesting
B.4.1.1 Further samples
B.4.1.2 Successful retest
B.4.1.3 Rejection after retest
B.4.1.3.1
B.4.1.3.2
B.5 Test requirements
Appendix C
C.1 General
C.2 Phosphoric acid pre-treatment
C.3 Low conductivity thorough water wash
Appendix D
D.1 Scope
D.2 Principle
D.3 Apparatus and reagent
D.4 Conditions
D.5 Procedure
D.6 Calculation
D.7 Report
Appendix E
E.1 Scope
E.2 Apparatus
E.3 Procedure
E.4 Report
Appendix F
F.1 Scope
F.2 Apparatus
F.3 Procedure
F.4 Calculation
F.5 Report
Appendix G
G.1 Scope
G.2 Apparatus
G.3 Procedure
G.4 Calculation
G.5 Assessment
G.6 Report
Appendix H
H.1 Scope
H.2 Application
H.3 Definitions
H.3.1 Differential scanning calorimetry (DSC)
H.3.2 Glass transition temperature (Tg)
H.3.3 Heat of reaction (ΔH)
H.3.4 Peak exotherm temperature (Tp)
H.3.5 Percentage cure
H.4 Principle
H.5 Apparatus
H.6 Calibration
H.7 Sample handling
H.7.1 FBE powder
H.7.2 Applied coating
H.7.3 Sample identification
H.8 DSC test procedure
H.8.1 Conditions
H.8.2 FBE powder
H.8.2.1 Sample preparation
H.8.2.2 Sample preconditioning
H.8.2.3 Measurement scans
H.8.3 Coating chip
H.8.3.1 Sample preparation
H.8.3.2 Sample preconditioning
H.8.3.3 Measurement scans
H.9 Report
Appendix I
I.1 Scope
I.2 Apparatus
I.3 Procedure
I.4 Report
Appendix J
J.1 Scope
J.2 Apparatus
J.3 Procedure
J.4 Report
Appendix K
K.1 Scope
K.2 Apparatus
K.3 Test specimens
K.4 Procedure
K.5 Report
Appendix L
L.1 Scope
L.2 Apparatus
L.3 Test specimens
L.4 Procedure
L.5 Report
Appendix M
M.1 Scope
M.2 Apparatus
M.3 Procedure
M.4 Report
Appendix N
N.1 Scope
N.2 Apparatus
N.3 Procedure
N.4 Report
Appendix O
O.1 Scope
O.2 Apparatus and materials
O.3 Procedure
O.4 Calculation
O.5 Report
Appendix P
P.1 Scope
P.2 Apparatus
P.3 Procedure
P.3.1 Dry heat cycling
P.3.2 Immersion in hot water
P.3.2.1 Service to 60 °C
P.3.2.2 Service to 110 °C
P.4 Report
Appendix Q
Q.1 Scope
Q.2 Apparatus and materials
Q.3 Procedure
Q.4 Test panel quality
Q.5 Report
Appendix R
R.1 Scope
R.2 Apparatus
R.3 Procedure
R.4 Report
Bibliography
Cited references in this standard
ASTM D1044
Standard Test Method for Resistance of Transparent Plastics to Surface Abrasion
ASTM D257
Standard Test Methods for DC Resistance or Conductance of Insulating Materials
[Current]
Metal finishing — Preparation and pretreatment of surfaces, Part 4: Abrasive blast cleaning of steel
[Current]
Site testing of protective coatings, Method 1: Non-conductive coatings — Continuity testing — High voltage (brush) method
[Current]
Site testing of protective coatings, Method 3: Determination of dry film thickness
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