09-SAMSS-071

Materials System Specification09-SAMSS-071 16 July 2011 Qualification Requirements for Inorganic Zinc Primer (APCS-17A) and (APCS-17B) Document Responsibility: Paints and Coatings Standards Committee Saudi Aramco DeskTop Standards Table of Contents 1 Scope............................................................. 2 2 Conflicts and Deviations................................. 2 3 References..................................................... 3 4 General Requirements................................... 4 5 Qualification Tests and Requirements........... 4 6 Method of Packaging..................................... 6 Previous Issue: 8 August 2007 Next Planned Update: 16 July 2016 Revised paragraphs are indicated in the right margin Primary contact: Nujaim, Salah Ahmed on 966-3-8760258 Copyright©Saudi Aramco 2006. All rights reserved. Page 1 of 6 This specification should also not be included with purchase orders or requisitions for coated items or equipment when a Saudi Aramco approved protective coating system has been specified.3 Periodic Product Compliance Checks This specification shall be used for periodic product compliance checks on previously approved coatings. or other vendors of coating products. 2. It shall be used when any of the following situations occur: 1.1 Initial Product Approval This specification shall be given to coating manufacturers.2 Direct all requests to deviate from this specification in writing to the Company or Buyer Representative. Engineering Standards (SAESs). 2 Conflicts and Deviations 2. or industry standards. codes. and forms shall be resolved in writing by the Company or Buyer Representative through the Manager. It shall be given to the organization conducting the compliance tests. This specification does not apply to. who wish to obtain initial approval for products that have not previously been qualified in accordance with this specification. Consulting Services Department of Saudi Aramco. 1. Dhahran. Standard Drawings (SASDs). Dhahran. who shall follow internal company procedure SAEP-302 and forward such requests to the Manager. Consulting Services Department of Saudi Aramco. Purchase orders or requisitions for coating products that have been previously qualified per this specification.1 Any conflicts between this specification and other applicable Saudi Aramco Materials System Specifications (SAMSSs). 1.2 Purchase Requisitions/Purchase Orders This specification shall be attached to Purchase Requisitions or Purchase Orders when those documents address the procurement of coating products that have not been previously qualified in accordance with this specification. and should not be included with. Page 2 of 6 .Document Responsibility: Paints and Coatings Standards Committee 09-SAMSS-071 Issue Date: 16 July 2011 Qualification Requirements for Inorganic Next Planned Update: 16 July 2016 Zinc Primer (APCS-17A) and (APCS-17B) 1 Scope This Specification defines the minimum mandatory requirements for qualifying individual coating products for use in Saudi Aramco's approved protective coating systems APCS-17A and APCS-17B for inorganic zinc coatings. or revision in effect: a) On the date of the Purchase Order.Document Responsibility: Paints and Coatings Standards Committee 09-SAMSS-071 Issue Date: 16 July 2011 Qualification Requirements for Inorganic Next Planned Update: 16 July 2016 Zinc Primer (APCS-17A) and (APCS-17B) 3 References References noted below shall be of the latest edition. Lacquer. Varnish. 3. b) On the date testing is begun if there is no Purchase Order involved.1 Saudi Aramco References Saudi Aramco Engineering Procedure SAEP-302 Instructions for Obtaining a Waiver of a Mandatory Saudi Aramco engineering Requirement Saudi Aramco Materials System Specification 09-SAMSS-060 Packaging Requirements for Coatings Saudi Aramco Engineering Standards SAES-H-101 APCS-17A Inorganic Zinc Primer (Solvent Based) SAES-H-101 APCS-17B Inorganic Zinc Primer (Water Based) 3. addenda. and Related Products ASTM D714 Evaluating Degree of Blistering of Paints Page 3 of 6 .2 Industry Codes and Standards American Society for Testing and Materials ASTM A36 Structural Steel ASTM B117 Salt Spray (Fog) Testing ASTM-D520 Zinc Dust Pigments ASTM D-521 Methods for Chemical Analysis of Zinc Dust ASTM D-562 Consistency of Paints Measuring Krebs Unit (KU) Viscosity Using a Stormer-Type Viscometer (Metallic Zinc Powder) ASTM D610 Evaluating Degree of Rusting on Painted Steel Surfaces ASTM D660 Evaluating Degree of Checking of Exterior Paints ASTM D661 Evaluating Degree of Cracking of Exterior Paints ASTM D822 Operating Light-and-water Exposure Apparatus (Carbon-arc Type) for Testing Paint. Preparation and testing shall be performed and/or witnessed by an independent laboratory or inspection agency. The coating quality assurance of zinc-rich coatings Type I shall follow the requirement in SSPC-20. Inorganic) dated November 1. This test report shall be submitted to the Saudi Aramco RSA for review and approval if the data presented by the Supplier satisfies all the requirements. Qualification Tests and Requirements 5.2 In order to qualify a coating system as acceptable under this specification. 4.3 All initial product qualification tests shall be carried out at no cost to Saudi Aramco. the Buyer's Representative shall be the Responsible Standardization Agency Representative (RSA). the coating supplier shall submit a certified test report documenting that the proposed coating system meets the qualification tests and requirements of this SAMSS.Document Responsibility: Paints and Coatings Standards Committee 09-SAMSS-071 Issue Date: 16 July 2011 Qualification Requirements for Inorganic Next Planned Update: 16 July 2016 Zinc Primer (APCS-17A) and (APCS-17B) ASTM D1654 Method for Evaluation of Painted or Coated Specimens Subjected to Corrosive Environments ASTM D3363 Film Hardness by Pencil Test ASTM G26 Operating Light-Exposure Apparatus (Xenon-Arc Type) With and Without Water for Exposure of Nonmetallic Materials The Society for Protective Coatings SSPC-PA2 Measurement of Dry Coating Thickness with Magnetic Gages SSPC-Paint 20 Zinc-Rich Primers (Type I. 1982 SSPC-Vis 1 Visual Standard for Abrasive Blast Cleaned Steel International Standard Organization (ISO) ISO 12944 4 5 Paints & Varinches.1 Modification to SSPC-Paint 20 All paint supplied under this Specification shall meet the requirements of SSPC-Paint 20 except as modified below: Page 4 of 6 . 4. Corrosion Protection of Steel Structure by Protective Paint System General Requirements 4.1 For purposes of this specification. Paragraph 5. apply. Paragraphs 7. the cured film shall have a hardness equivalent of not less than 2H when tested in accordance with ASTM D3363.2 Requirements in Addition to SSPC .2. (b) ASTM G26.2.1 Physical Property Tests Hardness: When cured for 24 hours at 20ºC and 50-60% relative humidity.2. Panels are to be initially placed in the Weather-O-Meter for 100 hours and then tested in the salt fog cabinet for 200 hours.4 mils).4 Mix. 5.2.2. and cure. This procedure shall be continued until the test panels are exposed for 500 hours in Weather-O-Meter and 1000 hours in salt fog.Paint 20 5. or (c) ASTM G-53 and a salt fog cabinet in accordance with ASTM B117.3 of this Specification.2. the condition of the test panel shall be equivalent to SSPC-Guide to Vis 1 Rust Grade A. 9 and 10. Page 5 of 6 .9: Shall be replaced by paragraph 5.2. The minimum thickness of the test panel shall be 5 mm. At the conclusion of the test.6: Shall be replaced by paragraph 5. Procedure B. 5.2. 5. Very Thorough Blast Cleaning).5 mils) and shall be determined with replica tape.2.Document Responsibility: Paints and Coatings Standards Committee 09-SAMSS-071 Issue Date: 16 July 2011 Qualification Requirements for Inorganic Next Planned Update: 16 July 2016 Zinc Primer (APCS-17A) and (APCS-17B) Paragraph 5.1 of this Specification.3 Steel Panel Preparation 5. Method B.1 Test panels shall be ASTM A36 hot rolled steel approximately 100 mm X 150 mm.2. Performance Tests Scribe the fully cured coating in accordance with ASTM D1654 and expose alternately in a Weather-O-Meter in accordance with either (a) ASTM D822.2 5. Prior to preparing the surface. 5. The dry film thickness shall be in the range of 65-100 micrometers (2.2 The surface cleanliness of the test panels shall meet (but not exceed) the requirements of SSPC SP10.8: Delete requirements. the in accordance with the Vendor's recommendations.2. Near White Blast Cleaning (SIS Sa2-½.5 .2.3 The profile of blasted surface shall be 40-65 micrometers (1. each coating shall be evaluated for and shall meet the criteria of Table 1.2.2. 5. Adherent Mill Scale. Measure and report the dry film thickness in accordance with SSPC-PA2.2.5 . Topcoat one of the panels with 100-150 micrometers (4. 16 July 2011 Revision Summary Revised the "Next Planned Update".5 mils) of a silicone aluminum paint (APCS-11A topcoat or equivalent).6.2. The panels shall show no signs of blistering or pinholing. and reissued with editorial revision to remove the committee members list.Document Responsibility: Paints and Coatings Standards Committee 09-SAMSS-071 Issue Date: 16 July 2011 Qualification Requirements for Inorganic Next Planned Update: 16 July 2016 Zinc Primer (APCS-17A) and (APCS-17B) Table 1 – Performance Test Standard 5.40 micrometers (0. 6 Method of Packaging Coatings shall be packaged in accordance with 09-SAMSS-060. Page 6 of 6 . to Corrosive Environments Recoat Time Prepare two test panels in accordance with paragraph 5.4 Acceptable Rating ASTM D714 Evaluating Degree of Blistering of Paints No blisters ASTM D660 Evaluating Degree of Checking of Exterior Paints No checking ASTM D661 Evaluating Degree of Cracking of Exterior Paints No cracking ASTM D610 Evaluating Degree of Rusting on Painted Steel Surfaces 10 ASTM D1654 Standard Evaluation of Painted Rating of Failure at or Coated Specimens Subjected Scribe shall be: 10. Cure the panels for 48 hours at 55 to 80% relative humidity and 25ºC ±1ºC.5 . Topcoat the other panel with 15 . Allow the topcoats to cure. Reaffirmed the contents of the document.2.0 .0 mils) of an epoxy paint (APCS-1A topcoat or equivalent).1.2.