News

​Four High-end Chain Products Of Donghua Passed The Provincial New Industrial...

Four high-end chain products of Donghua passed the provincial new industrial product appraisal A few days ago, the expert review meeting for the appraisal (acceptance) of new industrial products (n...

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Chain Scrap Judgment

Chain scrap judgment 1. The allowable wear value of the sling chain shall not exceed 10% of the diameter of the ring chain bar or the thickness of the auxiliary equipment 2. Calculated from the pla...

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Maintenance Of Lifting Chain

Maintenance of lifting chain 1. The tightness of the lifting chain should be appropriate, too tight will increase power consumption, and the bearing will be easy to wear; The tightness of the chain...

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Donghua Chain Was Awarded The Title Of Leading Enterprise Of Agricultural Mac...

Donghua Chain was awarded the title of leading enterprise of agricultural machinery parts in China. Recently, at the National Agricultural Machinery Industry Work Conference in 2025 and the Second ...

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Lubricants For Chain Drives Should Have Viscosity At Different Operating Temp...

Lubricants for chain drives should have viscosity at different operating temperatures If the use temperature is higher (such as furnace box chain) or the use environment is very bad, mud splashing ...

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Donghua Was Listed As One Of Hangzhou's Top 100 Manufacturing Enterprises Dig...

Donghua was listed as one of Hangzhou's top 100 manufacturing enterprises (digital economy) A few days ago, Hangzhou Federation of Industrial Economics, Hangzhou Enterprise Confederation, and H...

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Donghua's High-end Automotive Chain Drive System Research And Development Pro...

Donghua's high-end automotive chain drive system research and development project won the China Machinery Industry Science and Technology Award A few days ago, Donghua’s high-end chain drive sy...

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Donghua Ranks Among The Top 200 Private Enterprises in Zhejiang in 2021

Donghua ranks among the top 200 private enterprises in Zhejiang in 2021 A few days ago, Zhejiang Federation of Industry and Commerce released three lists of "2021 Zhejiang Top 200 Private Ente...

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