A-A-52210
The following market acceptance criteria are necessary to document the quality of the product to be provided under this CID.
a. The company producing the item must have been producing a product meeting the requirements of this CID for at least 2 years.
b. The company must have sold 500 units meeting this CID, in the commercial or government marketplace over the past 2 years.
4.2 Hardness test. The straightedge shall be tested for hardness at the center and 1 inch from each end, in accordance with ASTM E 18, as specified (see 2.1 and 2.2).
4.3 Squareness, flatness and parallelism tests. Utilizing standard gauges, indicators, and toolmakers' surface plates, the straightedges shall be tested for squareness and flatness of surfaces and for the parallelism of opposite surfaces, as specified in 2.1 and 2.2. Any nonconformance shall constitute failure of this test.
5 PACKAGING
5.1 Packaging. Preservation, packing and marking requirements shall be as specified in the contract or purchase order (see 6.1)
6. NOTES
6.1 Ordering Data. Purchasers should select the preferred options permitted herein and include the following information in procurement documents (if applicable).
a. Title, number and date of this document. b. Packaging requirements (see 5.1)
6.2 Sources for Non-Government Association Documents.
ASTM STANDARDS:
E 18 - Tests for Rockwell Hardness and Rockwell Superficial Hardness of
Metallic Materials
E 380 - Use of the International System of Units (SI) (The Modernized Metric System)
(Application for copies of ASTM standards should be addressed to the American Society for
Testing and Materials, 100 Barr Harbor Drive, West Conshohocken, PA 19428-2959).
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