How to control the quality of the forged rivetless chain in production ?
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- Issue Time
 - Aug 21,2017
 
Usually,our quality control procedures include the following:
1,Raw material analysis and check steel suppliers certificate.
2,Regular dimensional checking every stage
3,Pitch tolerance checking every 10FT.
4,Hardness checking are carried out 5 parts by 1 furnace time.                                      
We also follow others requirement if customer asking    
