I have a heat treat call out for quench and temper heat treat that is stated "36 BIS 48 HRC". Does anyone know what BIS is supposed to mean?
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I have a heat treat call out for quench and temper heat treat that is stated "36 BIS 48 HRC". Does anyone know what BIS is supposed to mean?
Is the engineering drawing German in origin?
Bis = to, so translated:
36 to 48 HRC
or, it could mean "Best Induction Services" for induction hardening process.
Ultimately, contact the engineering drawing creator.
Yes thank you the engineering drawing is German.