2025-09-10
The original color of the lifting chain: The process principle is that after heat treatment (quenching + tempering), only surface cleaning is carried out without any anti-corrosion treatment. Appearan
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2025-09-09
Why must there be a margin of safety? Dynamic loads and impact loads · When calculating the required lifting capacity, you usually consider the static weight of the object. · However, during the actua
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2025-09-08
Common surface treatments for lifting chains include the following: 1. Blackening treatment (Bluing treatment) This is a very common and economical method of surface treatment. · Process principle: A
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2025-09-05
The braking system of the hand chain hoist:- Friction plates: Installed near the gear shaft, they bear the pressure brought by heavy objects.- Brake seat (or brake): When a heavy object tends to fall,
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2025-09-04
Screw Jack: Standard Body vs. Short Body - The standard body (standard model) screw jack and the short body (compact model) screw jack have the same lifting force. The difference lies in their height
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2025-09-03
20mm lifting chain as a component for use with hoisting rigging, the 20mm chain must be connected with matching high-strength components: · Hooks: must be lifting hooks rated to match the chain load,
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2025-09-02
20mm Hoisting Chain: Here, '20mm' usually refers to the nominal diameter of the chain, which is the size used for manufacturing and marking the specifications of the chain. It is one of the key parame
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2025-09-01
For the common tonnage of 2 tons, both types are widely available. Your choice should be based on actual work needs: · Choose a single-chain (single row chain) 2-ton hoist if: · Your working scenario
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