Forging or Casting Technique 10 Years Of SK200 Chain Excavator Sprocket Gear Segment

 Standard exported wooden pallet

 Fumigate seaworthy packing 

 1.Castings processing must produce according to requirements and drawings

 2.The workpiece is annealed to eliminate internal stress , the surface sand should be clean .Tooth tooth relative to the standard , the error should be controlled within 5 range .

 3.The modulation of heat treatment hrc30-36 , surface frequency quenching , tempering thesurface hardness of hrc48-hrc54 , hardened layer 5-9mm , core hardness of HRC28 ormore , hardened layer microstructureRequired to achieve the m4-6 stages .

 4.The mechanical tensile strength & N / mm2 > 620 , yield strength & N / mm2 > 375.

 1. Professional Engineers

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 5. About the Quality

We can offer the material report and test report. If the product was broken in quality guarantee period, we can ship new one to you.