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What is the main reason for the rust of the hand hoist

WhatisthemainreasonfortherustofthehandhoistFirst,environmentalreasons.Themainreasonsfortheconvenientrustingenvironmentofthehand-pulledhoistcoverare:highhumidityintheair,morepollutantsintheairandotherfactors.Althoug[详细]

2021-07-21 04:07:58阅读(138) hoist,hand,of,rust,reason

Overload operation is fatal to the brake system of chain block

Thesafeoperationofthechainblockisinseparablefromitsreversebrakingdevice.Thereversebrakingsystemcaneffectivelypreventthechainblockfrommakingthereversemovementundertheload,whichwillcausetheheavyobjecttofall.Butthere[详细]

2021-07-15 10:07:09阅读(113) block,chain,of,system,brake