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#4140 Steel Impact Properties#Sae 4140 Steel Properties#Grade 4140 Steel Properties
Ground Steel Bar
Why grinding is used in producing bright steel bar? For cold drawning steel bar and peeled bright steel bar, if you want more precision diameter tolerance and fine straighness and no defects on surface, grinding is necessary. After grinding, the diameter tolerance can be -0.02mm. Straightness can be 0.2mm/m. After grinding, you can use the cold drawn steel bar or peeled steel bar directly on CNC machines.
3 years ago
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