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    ASTM D267-1982(2014) Standard Specification for Gold Bronze Powder《金青铜粉末的标准规格》.pdf

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    ASTM D267-1982(2014) Standard Specification for Gold Bronze Powder《金青铜粉末的标准规格》.pdf

    1、Designation: D267 82 (Reapproved 2014)Standard Specification forGold Bronze Powder1This standard is issued under the fixed designation D267; the number immediately following the designation indicates the year oforiginal adoption or, in the case of revision, the year of last revision. A number in par

    2、entheses indicates the year of last reapproval. Asuperscript epsilon () indicates an editorial change since the last revision or reapproval.1. Scope1.1 This specification covers the materials commerciallyknown as gold bronze, pale gold bronze, and rich gold bronzepowders.1.2 The values stated in inc

    3、h-pound units are to be regardedas standard. The values given in parentheses are mathematicalconversions to SI units that are provided for information onlyand are not considered standard.2. Referenced Documents2.1 ASTM Standards:2D13 Specification for Spirits of TurpentineD185 Test Methods for Coars

    4、e Particles in PigmentsD480 Test Methods for Sampling and Testing of FlakedAluminum Powders and Pastes2.2 U.S. Federal Specification:A-A-1800 Water-Resisting Spar Varnish33. Composition and Properties3.1 The bronze powder shall be made from new ingotmetals. It shall consist of fine polished flakes c

    5、ontaining notless than 3 % of fatty or oily matter (polishing lubricant) togive good “leafing” properties.3.2 The residue retained on a No. 100 (150-m) sieve, usingalcohol as the wash liquid, shall not exceed 0.2 % (in accor-dance with Test Methods D185).3.3 The powder shall have good “leafing” prop

    6、erties. (By“leafing” is understood the property of forming an apparentlycontinuous brilliant film over the entire free surface of amixture of the powder in a suitable liquid (Note 1), within 1min after cessation of stirring the mixture.) In testing forleafing properties the powder shall be mixed in

    7、the proportionof 3 to 4 lb (370 to 475 g/L) to a gallon (3.8 L) of the liquid.As thus mixed it shall also give a free flowing, smooth,continuous coating in accordance with Test Methods D480.NOTE 1A suitable liquid is made by mixing spar varnish conformingto the U. S. Federal Specification for Water-

    8、Resisting Spar Varnish (No.A-A-1800) with turpentine conforming to Specification D13 in suchproportions that the mixture will have a viscosity of 0.65 to 0.85 poises (Bto C on the Gardner-Holdt scale).3.4 The gold bronze powder shall be suitable for makinggold bronze paint. It shall match in shade a

    9、nd fineness areference sample mutually agreed upon by the purchaser andthe seller.4. Sampling4.1 Two samples shall be taken at random from differentpackages from each lot, batch, days pack, or other unit ofproduction in a shipment. When no markings distinguishingbetween units of production appear, s

    10、amples shall be takenfrom different packages in the ratio of two samples for each 5tons (inch-pound or SI), except that for shipments of less than10 000 lb two samples shall be taken. At the option of thepurchaser, the samples may be tested separately or afterblending in equal quantities the samples

    11、 from the sameproduction unit to form a composite sample.5. Test Methods5.1 Test shall be conducted in accordance with the appro-priate methods of ASTM International, where applicable. Testprocedures not covered by ASTM methods shall be mutuallyagreed upon between the purchaser and the seller.6. Key

    12、words6.1 bronze powders; leafing; spar varnish1This specification is under the jurisdiction of ASTM Committee D01 on Paintand Related Coatings, Materials, and Applications and is the direct responsibility ofSubcommittee D01.31 on Pigment Specifications.Current edition approved Dec. 1, 2014. Publishe

    13、d December 2014. Originallyapproved in 1927. Last previous edition approved in 2008 as D267 82 (2008).DOI: 10.1520/D0267-82R14.2For referenced ASTM standards, visit the ASTM website, www.astm.org, orcontact ASTM Customer Service at serviceastm.org. For Annual Book of ASTMStandards volume information

    14、, refer to the standards Document Summary page onthe ASTM website.3Available from Standardization Documents Order Desk, DODSSP, Bldg. 4,Section D, 700 Robbins Ave., Philadelphia, PA 19111-5098, http:/www.dodssp.daps.mil.Copyright ASTM International, 100 Barr Harbor Drive, PO Box C700, West Conshohoc

    15、ken, PA 19428-2959. United States1ASTM 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 risko

    16、f infringement of 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

    17、standard or for additional 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 yo

    18、ur views known to 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 co

    19、ntacting ASTM at the 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:/ 82 (2014)2


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