1、Designation: D5367 08D5367 16Standard Practice forEvaluating Coatings Applied Over Surfaces Treated WithInhibitors Used to Prevent Flash Rusting of Steel WhenWater or Water/Abrasive Blasted1This standard is issued under the fixed designation D5367; the number immediately following the designation in
2、dicates the year oforiginal adoption or, in the case of revision, the year of last revision. A number in parentheses indicates the year of last reapproval. Asuperscript epsilon () indicates an editorial change since the last revision or reapproval.1. Scope1.1 This practice covers procedures to evalu
3、ate the compatibility of coatings with inhibitors used to prevent flash rusting of steelbefore application of coatings.1.2 The inhibitors are used with water-blast cleaning surface preparation and may be used with or without abrasives.1.3 The manufacturer of the coatings shall be consulted to ensure
4、 compatibility of inhibitors with the coatings.1.4 This standard does not purport to address all of the safety concerns, if any, associated with its use. It is the responsibilityof the user of this standard to establish appropriate safety and health practices and determine the applicability of regul
5、atorylimitations prior to use.2. Referenced Documents2.1 ASTM Standards:2A36/A36M Specification for Carbon Structural SteelB117 Practice for Operating Salt Spray (Fog) ApparatusD714 Test Method for Evaluating Degree of Blistering of PaintsD822 Practice for Filtered Open-Flame Carbon-Arc Exposures of
6、 Paint and Related CoatingsD1193 Specification for Reagent WaterD1654 Test Method for Evaluation of Painted or Coated Specimens Subjected to Corrosive EnvironmentsD2247 Practice for Testing Water Resistance of Coatings in 100 % Relative HumidityD3359 Test Methods for Measuring Adhesion by Tape TestD
7、4417 Test Methods for Field Measurement of Surface Profile of Blast Cleaned SteelD4541 Test Method for Pull-Off Strength of Coatings Using Portable Adhesion TestersD4585 Practice for Testing Water Resistance of Coatings Using Controlled CondensationD6677 Test Method for Evaluating Adhesion by Knife2
8、.2 Other Standards:SSPC Documents:3SSPC-SP 5 Surface Preparation Specification No. 5, White Metal Blast CleaningSSPC-SP 12/NACE No. 5WJ-1/NACE WJ-1 Surface Preparation and Cleaning of Steel and Other Hard Materials by High andUltrahigh-Pressure Water Jetting Prior to RecoatingWaterjet Cleaning of Me
9、tals Clean to Bare SubstrateSSPC-SP WJ-2/NACE WJ-2 Waterjet Cleaning of Metals Very Thorough CleaningSSPC-SP WJ-3/NACE WJ-3 Waterjet Cleaning of Metals Thorough CleaningSSPC-SP WJ-4/NACE WJ-4 Waterjet Cleaning of Metals Light CleaningSSPC-SP 5 (WAB)/NACE WAB-1 White Metal Wet Abrasive Blast Cleaning
10、SSPC-SP 10 (WAB)/NACE WAB-2 Near White Wet Abrasive Blast CleaningSSPC-SP 6 (WAB)/NACE WAB-3 Commercial Wet Abrasive Blast CleaningSSPC-SP 14 (WAB)/NACE WAB-8 Industrial Wet Abrasive Blast Cleaning1 This practice is under the jurisdiction of ASTM Committee D33 on Protective Coating and Lining Work f
11、or Power Generation Facilities and is the direct responsibilityof Subcommittee D33.05 on Application and Surface Preparation.Current edition approved Jan. 1, 2008Dec. 1, 2016. Published January 2008December 2016. Originally approved in 1994. Last previous edition approved in 20002008as D5367 00.D536
12、7 08. DOI: 10.1520/D5367-08.10.1520/D5367-16.2 For referencedASTM standards, visit theASTM website, www.astm.org, or contactASTM Customer Service at serviceastm.org. For Annual Book of ASTM Standardsvolume information, refer to the standardsstandards Document Summary page on the ASTM website.3 Avail
13、able from Society for Protective Coatings (SSPC), 40 24th St., 6th Floor, 800 Trumbull Dr., Pittsburgh, PA 15222-4656,15205-4365, http:/www.sspc.org.This document is not an ASTM standard and is intended only to provide the user of an ASTM standard an indication of what changes have been made to the
14、previous version. Becauseit may not be technically possible to adequately depict all changes accurately, ASTM recommends that users consult prior editions as appropriate. In all cases only the current versionof the standard as published by ASTM is to be considered the official document.Copyright AST
15、M International, 100 Barr Harbor Drive, PO Box C700, West Conshohocken, PA 19428-2959. United States1SSPC-SP 7 (WAB)/NACE WAB-4 Brush-Off Wet Abrasive Blast CleaningSSPC-TR2/NACE 6C6G 198 Wet Abrasive Blast Cleaning3NACE TM-01-74 Laboratory Method for Evaluation of Protective Coatings Used as Lining
16、 Materials in Immersion Surfaces42.3 NACE Document:4NACE TM-01-74 Laboratory Method for Evaluation of Protective Coatings and Lining Materials on Metallic Substrates inImmersion Service3. Significance and Use3.1 Water-blast cleaning with, (SSPC-TR2/NACE 6C 198) with (SSPC-TR2/NACE 6G 198; SSPC-SP 5
17、(WAB)/NACEWAB-1; SSPC-SP 10 (WAB)/NACE WAB-2; SSPC-SP 6 (WAB)/NACE WAB-3; SSPC-SP 14 (WAB)/NACE WAB-8); SSPC-SP7 (WAB)/NACE WAB-4 or without, (SSPC-SP 12/NACE No. 5) WJ-1/NACE WJ-1; SSPC-SP WJ-2/NACE WJ-2; SSPC-SPWJ-3/NACEWJ-3; SSPC-SPWJ-4/NACEWJ-4) abrasive, results in flash rusting under some envi
18、ronmental conditions. Inhibitorsare used to prevent flash rusting while drying and before coating application. The inhibitor or reaction products of the inhibitoron the substrate becomes part of the coating systems. Coating performance may be influenced by the inhibitor. Solublecontaminants or unrea
19、cted inhibitors left on the surface under the coating may cause premature failure. This practice includes acomparison of coating performance with and without inhibitors using various laboratory tests to simulate a range of conditionssuch as high moisture, marine atmospheric or water immersion.3.2 Th
20、e user or specifier must determine the specific test methods to be used and exposure conditions. Some test methodsreferenced may not be applicable to all types of coatings.4. Specimen Preparation4.1 Carbon steel samples of an appropriate size, in accordance with Specification A36/A36M for the specif
21、ied test method shallbe white metal blast-cleaned in accordance with SSPC-SP 5 and measure profile in accordance with Test Methods D4417. Selectan abrasive that is suitable for use with water-blast applications. Control panels shall be coated with the same coating system anddry film thickness as the
22、 inhibitor-treated panels with the topcoat time as follows:panels. Prepare panels representing 1) dry blastedwith no inhibitor, 2) dry blasted with inhibitor at the recommended concentration, and 3) dry blasted with inhibitor at 5 times therecommended concentration. The test and control panels shall
23、 be coated on all surfaces, unless otherwise specified, within the timeframes discussedNumber of Panels for Each Exposure TestA Topcoat Time68 h 4856 hDry Blastedno inhibitor 2 2Dry Blastedinhibitor-recommendedconcentration2 2Dry Blastedinhibitor-recommendedconcentration 52 2_A For each of the test
24、and topcoat times, one panel shall be designated as control and shall receive no exposure.in 4.4. The number of panels to be prepared should include the following for each test method/evaluation.4.1.1 One (1) control panel for each surface prep and time to coat.4.1.2 One (1) panel for each surface p
25、rep and time to coat for each test exposure period of Table 1 or as recommended by thetest standard.4.2 Test panels will be treated with the inhibitor by immersing the dry abrasive-blasted panel in a water solution, at 75 6 10F(24 6 5.5C), of the inhibitor at the concentration recommended by the inh
26、ibitor manufacturer and at five times this concentration(five times to simulate excessive concentration above that recommended by the inhibitor manufacturer). Use deionized water inaccordance with Specification D1193. Deionized water, Type II Reagent Grade, is used to minimize test variables. Tap wa
27、ter istypically used in the field and may contain varying amounts of salts.4.3 Remove panel after 1 or 2 min immersion in the inhibitor solution and hang in a vertical position allowing the inhibitedwater solution to drain and dry at 75 6 10F (24 6 5.5C). If required by the inhibitor manufacturer, r
28、inse panels with deionizedwater to remove excess inhibitor or in accordance with the manufacturers recommendations (see also Specification D1193). Careshould be taken not to allow the water/inhibitor solutions to puddle since this may cause a high concentration of inhibitor, afterevaporation.4.4 Aft
29、er completely drying and prior to any appearance of flash rusting, apply the first coat of the coating system.Apply coatingwithin 6 to 8 h to one set of control and exposure test specimens and apply coating to another set of control and exposure testspecimens within 48 to 56 h. Select shorter times
30、when inhibitor shows flash rusting before either of these time periods.4 Available from National Association of Corrosion Engineers (NACE), 1440 South Creek Dr., Houston, TX 77084-4906,NACE International (NACE), 15835 Park TenPl., Houston, TX 77084, http:/www.nace.org.D5367 1624.5 Record relative hu
31、midity range and drying time after treatment and before coating.Apply remaining coats as recommendedby the coating manufacturer.5. Procedure5.1 Select as a minimum, one of the tests that best simulates the intended service condition of the coating system (see Table1): Specification B117, Practice D2
32、247D4585, and NACE TM-01-74 Method B. Other tests on weathering, such as Practiceweathering D822, or cyclic testing, elevated temperatures, chemical immersion, radiation or design basic accident (DBA) may alsobe used to examine inhibitors with a coating for specific exposure conditions.5.2 Use a dif
33、ferent time schedule for comparison testing depending on the generic coating being tested with the inhibitor.Schedule more frequent examination schedules in order to more accurately identify time when changes in coating conditions occur.5.3 Conduct two adhesion tests adhesion testing of the control
34、panels in accordance with Test Methods D4541 or D3359,D4541Test Method B, elcometer or tape, or D6677 test procedures at each time period on both the control and exposure testsamples.as a reference value. Repair adhesion test areas before continuing the test.5.4 At each exposure time period listed i
35、n Table 1, remove one test panel from the test and conduct adhesion testing inaccordance with Test Methods D3359, D4541 or D6677. Use the same test method and equipment for all panels in a givenevaluation to facilitate the comparison.6. Report6.1 Report blistering and scribe corrosion as appropriate
36、 for the test method and report conditions of test samples in accordancewith Test Methods D714 and D1654 at each test time. Report adhesion test values and where failure occurred for each testcondition and time. Report sample preparation conditions including:6.1.1 Abrasive blast profile in accordanc
37、e with Test Methods D4417,6.1.2 Dry film thickness of each coat,6.1.3 Inhibitor used and concentration,6.1.2 Time between inhibitor treatment to coating application and relative humidity range, and6.1.3 Inhibitor used and concentration,6.1.4 Coating, thinner and application method used.used,6.1.5 Dr
38、y film thickness of each coat.TABLE 1 Recommended Exposure Tests and ExaminationSchedulesExposure Test MethodGuide toRecommendedTest TimeExaminationSchedule, hMarine AtmosphereSteel panel size, in. 14 by4 by 12 Salt fog (Test Method B117),(scribed)100020004000High Moisture CondensingAtmosphere, in.1
39、4 by 3 by 8 Cleveland condensing (Prac-tice D2247)5001000200014 by 3 by 8 Controlled condensation(Practice D4585)50010002000Water Immersion, in.14 by 3 by 12 Deionized water immersionNACE TM01-74, Method B219043808760D5367 1637. Keywords7.1 abrasive blasting; coatings; inhibitors; surface preparatio
40、n; water blastingASTM International takes no position respecting the validity of any patent rights asserted in connection with any item mentionedin this standard. Users of this standard are expressly advised that determination of the validity of any such patent rights, and the riskof infringement of
41、 such rights, are entirely their own responsibility.This standard is subject to revision at any time by the responsible technical committee and must be reviewed every five years andif not revised, either reapproved or withdrawn.Your comments are invited either for revision of this standard or for ad
42、ditional standardsand should be addressed to ASTM International Headquarters. Your comments will receive careful consideration at a meeting of theresponsible technical committee, which you may attend. If you feel that your comments have not received a fair hearing you shouldmake your views known to
43、the ASTM Committee on Standards, at the address shown below.This standard is copyrighted by ASTM International, 100 Barr Harbor Drive, PO Box C700, West Conshohocken, PA 19428-2959,United States. Individual reprints (single or multiple copies) of this standard may be obtained by contacting ASTM at t
44、he aboveaddress or at 610-832-9585 (phone), 610-832-9555 (fax), or serviceastm.org (e-mail); or through the ASTM website(www.astm.org). Permission rights to photocopy the standard may also be secured from the Copyright Clearance Center, 222Rosewood Drive, Danvers, MA 01923, Tel: (978) 646-2600; http:/ The two adhesion tests will not provide the precision, if any, indicated in the referenced methods.D5367 164
