Mechanical Engineering - Engineering Materials - Discussion
Discussion Forum : Engineering Materials - Section 4 (Q.No. 13)
13.
In high speed steels, manganese is used to tougher the metal and to increase its
Discussion:
7 comments Page 1 of 1.
Ganeshr said:
5 years ago
Yes, Hardness should be the right answer.
Vinay BEL said:
5 years ago
Hardness should be right.
Vijay yadav said:
5 years ago
manganese is used in high-speed Steel for increasing hardness.
Ravi said:
6 years ago
Manganese increases hardness so that material can be used in mining work.
Sanjay yadav said:
8 years ago
There are some alloying elements which are austenite stabilizer and increase critical temperature i.e .Ni, Mn, Co etc.
Toughness is a combination of strength and ductility so don't confuse with yield point because both should be optimum.
Toughness is a combination of strength and ductility so don't confuse with yield point because both should be optimum.
Sandip said:
8 years ago
No, tungsten is used to increase critical point & manganese is used to increase it's handness.
Arumugam said:
1 decade ago
But yield point increase when toughness increase.
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