Ke nānā palekana a me ka hae scrap of hook

Ke nānā palekana ʻana olou
1. The lou used in the lifting mechanism driven by manpower is tested with 1.5 times the rated load as the inspection load.
2. The lou used for the power-driven lifting mechanism shall be tested with 2 times the rated load as the inspection load.
3. Mahope iho o kalouua hoʻoneʻe ʻia mai ka loiloi nānā, ʻaʻole pono e ʻike ʻia nā hemahema a i ʻole deformation, a ʻo ka hoʻonui ʻana i ke kēkelē wehe ʻaʻole ʻoi aku ma mua o 0.25% o ka nui kumu.

4. No ka mealous that have passed the inspection, a mark should be printed in the low-stress area of the lou, including the rated lifting weight, factory mark or factory name, inspection mark, production number, etc.

Nā haehae nāwaliwali nolous
ʻO kaloupono e kāpae ʻia ke hele ʻia kahi o nā hanana aʻe:
â ʻĀhaʻi;
â ʻ¡ Paukū weliweli a hiki i 10% o ka nui kumu;
â ‘¢ Hoʻonui ʻia ke kēkelē wehe e 15% hoʻohālikelike ʻia me ka nui kumu;
④The torsion deformation of the lou body exceeds 10°;
⑤The dangerous section of the lou or the neck of the lou is plastically deformed;
⑥The lou thread is corroded;
⑦When the wear of the lou bushing reaches 50% of the original size, the bushing should be replaced;
âʻ§ Ke hiki i ka mandrel o ka ʻāpanaloukomo ʻia i 5% o ka nui kumu, pono e hoʻololi i ka mandrel.