Is there any violation of the law after the construction elevator is scrapped?
More than eight years will not give you the advice to get the factory refurbished
Wire rope derrick type: 5 years Gear rack: 8 years After the accident, the person in charge will be unlucky
In principle, eight years; But for eight years has scrapped section standard of standard section pillar thickness wear to design thickness of 1/4 (like this value) will be scrapped or downgrade use; After eight years, the construction elevator can also be used, but the structural parts need to be broken and the test can be used again. The pendant safety device for the construction elevator is required to be tested every year for five years.
