1.1 These test methods establish procedures for conducting tests to determine the mechanical properties of metric externally and internally threaded fasteners, washers, and rivets.
1.2 Property requirements and the applicable tests for their determination are specified in individual product standards. In those instances where the testing requirements are unique or at variance with these standard procedures, the product shall specify the controlling testing requirements.
1.3 These test methods describe mechanical tests for determining the following properties:
| Tests | Section |
| For Externally Threaded Fasteners: | 3 |
| Product Hardness | 3.1 |
| Proof Load | 3.2.1 |
| Method 1, Length Measurement | 3.2.3 |
| Method 2, Yield Strength | 3.2.4 |
| Method 3, Uniform Hardness | 3.2.5 |
| Axial Tension Testing of Full Size Products | 3.4 |
| Wedge Tension Testing of Full Size Products | 3.5 |
| Tension Testing of Machined Test Specimens | 3.6 |
| Total Extension at Fracture Test | 3.7 |
| For Internally Threaded Fasteners: | 4 |
| Product Hardness | 4.1 |
| Proof Load | 4.2 |
| Cone Proof Load Test | 4.3 |
| For Washers and Direct Tension Indicators: | 5 |
| General Requirements | 5.1 |
| Through Hardened Washers | 5.2 |
| Carburized Washers | 5.3 |
| For Rivets: | 6 |
| Product Hardness | 6.1 |
| Test for Embrittlement of Metallic Coated Externally Threaded Fasteners | 7 |
| Test Method for Measuring Compression Loads (All Finishes) on Direct Tension Indicators Covered by Test Method F 959M | Annex A1 |
1.4 This standard does not purport to address all of the safety concerns, if any, associated with its use. It is the responsibility of all of the users of this standard to establish appropriate safety and health practices and determine the applicability of regulatory limitations prior to use.
Note 18212;These test methods are the metric companion of Test Methods F 606.
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