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When is it scrapped? Defect judgment and scrap standard of lifting rope and sling
When is it scrapped? Defect judgment and scrap standard of lifting rope and sling
分类:news 时间: 2020-09-16 16:17
【摘要】
When is it scrapped? Defect judgment and scrap standard of lifting rope and sling

1. Defect: Extrusion of steel wire. Treatment: scrap immediately

2. Defect: Single-strand steel wire rope core extrusion Disposal: scrap immediately

3. Defects: the rope strands are sunken, the rope diameter is locally reduced. Treatment: check or reduce the load

4. Defect: strand extrusion/twisting Treatment: scrap immediately

5. Defects: partial flattening. Treatment: scrap immediately

6. Defect: Knot (forward) Treatment: scrap immediately

7. Defect: Knot (reverse) Treatment: scrap immediately

8. Defects: strand extrusion/distortion Treatment: check, reduce load, severely scrap

9. Defect: Cage distortion Treatment: scrap immediately

10. Defects: external wear treatment: lubrication, observation

11. Defects: sunken strands, rope treatment: immediately scrap

12. Defect: Surface broken wire Treatment: 2 broken wires within one twist pitch or 10% broken wire scrapped

13. Defect: Protruding internal strands. Treatment: scrap immediately

14. Defect: Local diameter becomes larger. Treatment: 5% increase, immediately scrapped

15. Defects: local flattening treatment: scrap immediately

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