MIL-PRF-4556F
(Application for copies should be addressed to the American Society for Testing
and Materials, 100 Barr Harbor Drive, West Conshohocken, PA 19428-2959.)
STEEL STRUCTURES PAINTING COUNCIL (SSPC)
SSPC-SP5
Surface Preparation Specification No. 5 White Metal Blast
Cleaning
(Application for copies should be addressed to the Steel Structures Painting
Council, 4400 Fifth Avenue, Pittsburg, PA 15213.)
2.4 Order of precedence. In the event of a conflict between the text of this
document and the references cited herein, the text of this document takes
precedence. Nothing in this document, however, supersedes applicable laws and
regulations unless a specific exemption has been obtained.
3.
REQUIREMENTS
3.1 Qualification. The coatings furnished under this specification shall be
products which are authorized by the qualifying activity for listing on the
applicable Qualified Products List at the time set for opening of bids. Any
change in the formulation of a qualified product will necessitate its
requalification. The material supplied under the contract shall be identical,
within manufacturing tolerance, to the product receiving qualification.
3.2 Materials. Materials used to manufacture these coatings are not limited;
however, the resulting coatings shall conform to the requirements of this
specification.
3.2.1 Toxic products and formulations. The material shall have no adverse effect
on the health of the personnel when used for its intended purpose. Questions
pertinent to this effect shall be referred by the contracting activity to the
appropriate departmental medical service which will act as an advisor to the
contracting agency.
3.2.2 Material safety data sheet. A material safety data sheet (MSDS) shall be
prepared and submitted in acoordance with FED-STD-313 and shall meet the requirements
of 29 CFR Part 1910.1200. When FED-STD-313 is at variance with the CFR, 29 CFR Part
1910.1200 shall take precedence, modify and supplement FED-STD-313. The MSDS shal1
be included with each shipment of the material covered by this specification and
submitted to pertinent Government agencies as stated in FED-STD-313, appendix B.
3.2.3 Prohibited material. The lead content shall not exceed 0.06 percent of the
nonvolatile content. Chromium (hexavalent) compounds shall not be used.
3.3 Color. When tested as specified in 4.3.4, the primer shall be an approximate
match to color number 23594 and the topcoat shall not be darker than color number
27780 of FED-STD-595.
3.4 Composition. The coating kit shall consist of a yellow primer and a white
topcoat. Each shall be furnished in two parts: Compound A, containing pigmented
epoxy resins, and component B, containing the clear curing agent. Mixing four parts
by volume of component A with one part by volume of component B shall produce
products meeting the applicable requirements of this specification (see 6.2).
3.4.1 Pigments. The pigment portion of the primer, component A, shall consist of
titanium dioxide, iron oxide yellow, and extenders. The pigment portion of the
topcoat, component A, shall consist of titanium dioxide and extenders.
3
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