Comparative Table of Standars on Surface Preparation
nb. This table shall be considered comparative only not as equivalence between the standards
|
Method
|
NACE |
SSPC |
ISO |
BSI BS 7079 - Part A1 |
BSI (Others) (1) |
| Cleaning methods without Abrasive media | |||||
| Solvent Cleaning |
|
||||
| Hand Tool Cleaning |
|
(2) |
As ISO (ST) |
||
| Power Tool Cleaning |
|
|
As ISO (ST) |
||
| Power Cleaning up to White Metal |
|
||||
| Flame Cleaning |
(3) |
|
As ISO(Fl) |
||
| Pickling Cleaning |
|
||||
| Cleaning by means of Abrasive | |||||
| White Metal |
|
|
|
As ISO Sa 3 |
BS 4232 First Quality |
| Near White Metal |
|
|
|
As ISO Sa ½ |
BS 4232 Second Quality |
| Commercial |
|
|
|
As ISO Sa 2 |
BS 4232 Third Quality |
| Swwep blasting |
|
|
|
As ISO Sa 1 |
note 1 : BS 5493 Section 16 contains a discussion on severals surface preparation methods, but does not represent a standard.
note 2: The ISO word "ST" referers to the hand or power tool cleaning. The two cleaning grades are St2 & St3. (hand & power tool cleaning methods).
note 3: SSPC-SP-4 has been revised and re-written.
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