In case of low or medium strength carbon steel, the rough estimate of – McqOptions

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1.	In case of low or medium strength carbon steel, the rough estimate of ultimate tensile strength (Sut in MPa) can be obtained from Brinell Hardness number (HB) as:
A.	Sut ≈ (3.43 to 3.47) × HB
B.	Sut ≈ (1.5 to 2.0) × HB
C.	Sut ≈ (0.5 to 0.9) × HB
D.	Sut ≈ (30 to 37) × HB
Answer» B. Sut ≈ (1.5 to 2.0) × HB

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