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Salt Fog Corrosion Test | Lock Body Opening-Closing Cycles Test | 304 Stainless Steel Test
  

Lock Body Opening-Closing Cycles Test

1. TOOLS

Opening-Closing cycles test equipment.

2. SAMPLING

We sample in accordance with QB/T 2474 - 2000 – “Sampling for lock body inspection”.

3. TESTING PROCEDURE

3.1 Clamp the lock body onto the opening-closing cycles test equipment.

3.2 Have the mechanical counter record the opening-closing cycles.

4. ASSESSING TEST RESULTS

Item

Eligibility

Square tongue, hook tongue

≥ 50,000 cycles

Oblique tongue

≥ 100,000 cycles