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Q&As since 1989
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Hardness of EN-8 grade material
Q. How to check the grade material hardness?
Is it in c scale or b scale? (hrc / hrb)?
What is the normal hardness of en8d material?
If material is case hardened which scale is used, e.g.: en8, en8d, en19,en9, a8620)?
If material is not hardened, e.g.: m.s, l.c material, which scale is used?
auto parts - Gurgaon, India
2005
Q. What is the Hrc of EN-8 material
kale pritam v- pune Maharashtra India
2007
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Ed. note 2010: We posted your inquiries, gentlemen, but as you see no reader has taken the time to address them, despite thousands of people viewing them. Please re-read our note that abstract questions usually go unanswered; if you re-frame them to include your own situation, they are far more likely to elicit responses. Best of luck!
A. EN 8 Mechanical Properties :
- Coils, Hot rolled : 240 BHN max.
- Coils, Hot rolled, Annealed: 180 BHN max
- Bangalore, Karnataka, India
September 30, 2011
Can 51 HRC EN8 Material be straightened?
Q. An EN8 material Sq. Bar has been bent right from its middle portion due to hardening of about 51 HRC on straight teeth of about 3 mm deep on its surface. Is there any process or suggestion to remove this bend while preventing from any crack? Please suggest.
Nitish Kumardesigner & fabricator - Faridabad, Haryana, India
August 12, 2016
adv.
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