Table 1 Six types of steels with varying compositions of microstructures (all units are in percentage).

From: Estimating the phase volume fraction of multi-phase steel via unsupervised deep learning

 

Ferrite

Bainite

Pearlite

Martensite

Remarks

Steel A

0.0

0.0

0.0

100.0

Single phase

Steel B

9.52

0.0

0.0

90.48

Dual phase

Steel C

9.52

90.48

0.0

0.0

Dual phase

Steel D

9.52

35.5

0.0

54.98

Triple phase

Steel E

2.0

4.3

0.1

93.4

Quadruple phase

Steel F

5.7

22.8

0.5

70.9

Quadruple phase