YDT757 Hammer Test Device, Impact Height 300mm, Hammer Blade Width 20mm
- The device shall be installed on a stable wooden test bench, and the test surface shall be kept at the same height as the hammer base.
- The test piece shall be placed horizontally, the hammer head shall face the center of the bench, the hammer handle shall fall freely after being perpendicular to the plane of the base, strike 5 points in parallel at an interval of 4mm, and check the surface state of the zinc layer. The striking point shall be 10mm away from the end, and the striking place shall not be struck twice at the same time.
Standard: YDT757
Application: This device is suitable for the adhesive force test of hot dip galvanizing coatings.
Test sample: Electroplating, tower similar products
Feature: The free fall hammer hit the sample to test whether the galvanized layer meet the standard requirements. This product is suitable for product quality inspection and control.
Parameters:
1. The mass of hammer: 210g±1g
2. The vertical height from the hammer centre line to the base surface: 300mm±1mm
3. The material of the hammer handle: oak
4. Base: 250*250*15mm. provide level bubble, adjustable leve
Technical parameters:
| The mass of hammer | 210g±1g |
| The vertical height from the hammer centre line to the base surface | 300mm±1mm |
| The material of the hammer handle | oak |
