1. The kakoa used in the lifting mechanism driven by manpower is tested with 1.5 times the rated load as the inspection load.
2. The kakoa used for the power-driven lifting mechanism shall be tested with 2 times the rated load as the inspection load.
3. ondorenkakoaikuskapen-kargatik kentzen da, ez da ageriko akatsik edo deformaziorik egon behar eta irekitze-maila handitzeak ez du jatorrizko tamainaren% 0,25 gainditu behar.
4. Forkakoas that have passed the inspection, a mark should be printed in the low-stress area of the kakoa, including the rated lifting weight, factory mark or factory name, inspection mark, production number, etc.
Thekakoabertan behera utzi behar da egoera hauetakoren bat gertatzen denean:
â ‘Pitzadura;
â‘¡ Sekzio arriskutsuen higadura jatorrizko tamainaren% 10era iristen da;
â ‘¢ Irekiera-maila% 15 handitzen da jatorrizko tamainarekin alderatuta;
④The torsion deformation of the kakoa body exceeds 10°;
⑤The dangerous section of the kakoa or the neck of the kakoa is plastically deformed;
⑥The kakoa thread is corroded;
⑦When the wear of the kakoa bushing reaches 50% of the original size, the bushing should be replaced;
⑧ Piezaren mandrina deneankakoajatorrizko tamainaren% 5eraino erabiltzen da; mandrina ordezkatu behar da.