 |
|
 |
 |
| 測試服務 |
測試項目 |
| Metals and fastener |
Hardness,
Microhardness,
Prevailing Torque,
Rotational Capacity,
Tensile(Wedge - Full Size, Axial - Full Size, Machined Specimen),
Proof(Internally and Externally Threaded, Cone Method),
Stress Durability (Hydrogen Embrittlement),
Torque Tension,
Impact (Charpy),
Salt Spray,
Cyclic Corrosion,
Humidity,
Coatings Analysis,
Metallographic Evaluation,
Grain Size (Comparison),
Plating and Coating Thickness(Optical, X-Ray (Absorption), Weight)
Depth of Decarburization,
Case Depth,
Discontinuities,
Susceptibility to Intergranular Attack,
Inclusion Content, Macroetch ,
Chemical Analysis,
Dimensional Testing |
|
 |
 |
|
 |
|