owls
- Member since Jan 28, 2011
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Kielce , Poland - 0 Followers
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owls hopetech's article
Jan 27, 2015 at 8:29
Jan 27, 2015
Video: Making Hope Cranks
I don't think that hardness is given in MPa, tensile strength is. for hardness there are HB HV HR scales depend on the method of measurement.
