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Anonymous users2024-01-24How can it be dangerous to build a flower shelf with expansion screws outside? The expansion screw is very strong, and it is also very safe to build a flower stand.
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Anonymous users2024-01-23After a long time, it is estimated that there will be problems.
Can't pull it, don't take risks, barely pull it, in case it falls, you can't regret it.
How many kilograms of your trellis Generally, the expansion screw of M8 is no problem to hit the cement concrete bearing capacity for 1 person The premise is that when you install the expansion screw, the diameter of the perforated rotor must be correct, and the expansion screw must be inflated If the hole is punched in the ash seam, it must be perforated in a different place.
No problem.
The light is stationary, does not shake, and does not fall. >>>More
Channel steel with expansion screws plus 2 No. 10 channel steel is already relatively firm, it will be fine if used, if the use time is relatively long, you can add a few more channel steel to increase stability.
It can not be generalized, it depends on what material the wall foundation is, there is a soft foam block that cannot stabilize the expansion screw, the external machine works with vibration, and the installation is necessary.