MIL-STD-1501F
American Society for Testing and Materials (ASTM)
ASTM E1444 Magnetic Particle Testing
ASTM E1417 Standard Practice for Liquid Penetrate Examination
(Application for copies of these documents should be addressed to ASTM International,
100 Barr Harbor Drive, P.O. Box C700, West Conshohocken, PA 19428-2959 or https://www.astm.org.)
2.4 Order of precedence. Unless otherwise noted herein or in the contract, 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. DEFINITIONS
3.1 High strength steel. For the purpose of this standard high strength steel is defined as steel heat treated to 1.24 X 10° Pa (180,000 psi) and above.
3.2 Material batch. All items processed at one time through the plating bath.
4. GENERAL REQUIREMENTS
4.1 General. Chrome plating is applied for wear resistance, reconditioning worn or undersize parts, and such incidental corrosion protection is desired, an undercoat of nickel 0.025 to 0.050 millimeters (0.001 to 0.002 inches) thickness is recommended.
4.2 Materials and equipment.
4.2.1 Materials.
a. Chromium Trioxide, Technical (A-A-55827)
b. Sulfuric Acid, Technical (A-A-55828)
c. Anodes
7% Tin-lead, wires, rod, or strip
7% Antimony-lead, wires, rod, or strip
4.2.2 Equipment.
3
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