 |
|||
|
|
|||
| ||||||||||
|
|  MIL-R-17131C
4.2.3.3 Sieve analysis. From each lot as defined in 4.2.1.1, a
quantity of powder shall be selected from separate packages to form two
separate samples. The sample size shall be 100 grams when the-powder
50 grams
density is greater than 1,50 grams. per cubic centimeter,
(see 4.3.3.3).
when less than 1,50
4.2.3.4 Weld test. From each lot as defined in 4.2.1,2, a
sufficient quantity of rods or powders shall be randomly selected from each
of two packages for the weld test of 4.3.3.4.
4.3 Quality conformance inspection.
4.3.1
Containers.
4,3,1.1 Procedure, Each of the filled shipping containers selected
in accordance with 4. 2.2.1 and each unit package selected in accordance
with 4.2.2.2 shall be examined for defects of construction, unsatisfactory
markings, and for weight of contents.
4.3.1.2 Acceptance criteria. Any filled shipping container or unit
package with one or more defects shall be rejected. If the number of
defective filled shipping containers or unit-packages exceeds the
acceptance number for the appropriate sampling plan of MIL-STD-105, the
lot represented by the sample shall be rejected.
4.3.2 Visual and dimensional examination.
4.3.2.1 Procedure. Each of the sample rods selected in accordance
with 4.2.3.1 shall be examined to determine conformance with the
requirements of 3.3, 3,4, and 3.6.
4.3.2.2 Acceptance criteria, Any rod with one or more defects shall
be rejected. If the number of rods exceeds the acceptance number for the
expropriate sampling plan of MIL-STD-105, the lot represented by the sample
shall be rejected.
4.3.3 Tests.
4.3.3.1
Alloy identity
4.3.3. 1.1 Procedure. The alloy identity test method may include
chemical analysis, metal sorting devices, other approved methods, or a
combination of methods. The test method shall be-approved by the Naval
Sea Systems Command, Department of the Navy, Washington, DC 20362.
4.3. 3.1.2 Acceptance criteria. If the test demonstrates that the
material does not conform to the type specified, the material shall be
rejected.
4.3.3.2
Chemical analysis
4.3.3.2.1 Procedure, Chemical analysis shall be performed in
accordance with FED-STD-151.
9
|
|
Privacy Statement - Press Release - Copyright Information. - Contact Us |
Click
here for thousands of PDF manuals