Consider the following treatments: 1. Normalizing 2. Hardening 3. Martempering 4. Cold working. Hardness and tensile strength in austenitic stainless steel can be increased by:

Consider the following treatments: 1. Normalizing �

1.	Consider the following treatments: 1. Normalizing 2. Hardening 3. Martempering 4. Cold working. Hardness and tensile strength in austenitic stainless steel can be increased by:
A.	1, 2 and 3
B.	1 and 3
C.	2 and 4
D.	4 alone
Answer» E.

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Consider the following treatments: 1. Normalizing 2. Hardening 3. Martempering 4. Cold working. Hardness and tensile strength in austenitic stainless steel can be increased by:

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