Rockwell Hardness Callout
Rockwell Hardness Callout
(OP)
What is the proper format for calling out a "Rockwell Hardness" on a drawing.
I've seen this on our prints:
Rc 60
I've seen this on our prints:
Rc 60
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Rockwell Hardness Callout
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RE: Rockwell Hardness Callout
You want a hardened part. You are specifying how hard a part you will accept. The Rockwell hardness should be part of your material specification, or part of your finish specification.
CODE
CODE
Of course, hardening is not absolutely simple. Is this thing to be case hardened, or hardened through? It helps if your material can be hardened to Rc60.
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JHG
RE: Rockwell Hardness Callout
I am not sure if there is dedicated drafting standard for that.
"For every expert there is an equal and opposite expert"
Arthur C. Clarke Profiles of the future
RE: Rockwell Hardness Callout
What is Engineering anyway: FAQ1088-1484: In layman terms, what is "engineering"?
RE: Rockwell Hardness Callout
ASTM E18-15, Standard Test Methods for Rockwell Hardness of Metallic Materials, contains the following: