Inspeksi keamanan lan kethokan standar pancing

Pengawasan keamanan sakapancing
1. The pancing used in the lifting mechanism driven by manpower is tested with 1.5 times the rated load as the inspection load.
2. The pancing used for the power-driven lifting mechanism shall be tested with 2 times the rated load as the inspection load.
3. Sawise ingpancingdicopot saka beban inspeksi, ora kudu ana cacat utawa deformasi sing jelas, lan paningkatan derajat pembukaan ora bisa ngluwihi 0,25% ukuran asline.

4. Kanggopancings that have passed the inspection, a mark should be printed in the low-stress area of the pancing, including the rated lifting weight, factory mark or factory name, inspection mark, production number, etc.

Standar kethokan kanggopancings
Ingpancingkudu dibatalake nalika ana salah sawijining kahanan ing ngisor iki:
â ‘Retak;
â‘¡Kanggo bagean mbebayani tekan 10% saka ukuran asline;
â ‘¢ Gelar pambuka ditambah 15% dibandhingake karo ukuran asline;
④The torsion deformation of the pancing body exceeds 10°;
⑤The dangerous section of the pancing or the neck of the pancing is plastically deformed;
⑥The pancing thread is corroded;
⑦When the wear of the pancing bushing reaches 50% of the original size, the bushing should be replaced;
⑧ Nalika mandrel saka potonganpancingnganggo 5% ukuran asline, mandrel kudu diganti.