A-A-51985
TABLE II. Categories and Defects.
|
Categories |
Defects |
|
Major |
|
|
101 |
Apron and back facing not made of correct material. |
|
102 |
Shoulder piece ties not supplied. |
|
103 |
Apron does not have edge binding. |
|
104 |
Apron has a cut, hole, or thin spot. |
|
Minor |
|
|
201 |
Apron stitching is not at least 6 stitches per inch for each line of stitching used. |
|
202 |
Apron has a repair or a patch. |
|
203 |
Apron is not supple, washable, and resistant to cracking after repeated flexing. |
|
204 |
Apron is not clean and free of grease or oil stains, or embedded foreign material. |
|
205 |
Apron not properly identified, as per the required information. |
Dimensional Examination. The x-ray protective apron shall be examined for defects in dimensions. Any dimension not within the specifications herein shall be classified as a defect.
Test.
Lead Equivalent test.
Contractor shall radiograph two apron samples at 85 KVP with Intensifying screens at an appropriate milliampere-seconds and target-film distance using a lead step wedge. The lead equivalent of the two samples shall then be determined. Failure to achieve an equivalency of 0.50 mm on either of the two samples shall constitute a major defect.
Weight test.
The apron shall be weighed. Failure to weigh 10 pounds or less shall constitute a major defect.
Metric products. Products manufactured to metric dimensions will be considered on an equal basis with those manufactured using inch-pound units, providing they fall within the tolerance specified using conversion tables contained in the latest revision of Federal Standard 376, and all other requirements of this document are met.
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