In Rockwell test for hardness on B scale

Related MCQs

• In Rockwell hardness test the hardness is measured by
• In a Brinell hardness test the hardness number is determined by the measurement of
• Hardness tester used for determining the hardness of a core is bearly identical to which of the following?
• In case of very hard surfaces the Brinell Hardness test method fails to give reliable results because
• The hardness of martensite in quenched plain carbon steels reaches almost a saturation value of carbon of about
• Hardness of work surface affects honing by
• Carbon tool steels generally loose their hardness above
• Hardness of diamond can be determined by
• Which hardening process is free from scale formation?
• Scale sensitivity is defined as