Taguchi-Based Artificial Neural Network Modeling of Friction Process on Aluminum Alloy Reinforced with SiC Nanoparticles

Table 4

Hardness on the various welded zones.

L9	PM	HAZ	TMAZ	NZ	TMAZ	HAZ	PM
1	140.641	142.641	149.641	154	149.715	143.715	141.614
2	139.641	141.641	148.641	153	148.715	142.715	140.614
3	141.641	143.641	150.641	155	150.715	144.715	142.614
4	145.641	147.641	154.641	159	154.715	148.715	146.614
5	136.641	138.641	145.641	150	145.715	139.715	137.614
6	138.641	140.641	147.641	152	147.715	141.715	139.614
7	137.641	139.641	146.641	151	146.715	140.715	138.614
8	136.641	138.641	145.641	150	145.715	139.715	137.614
9	142.641	144.641	151.641	156	151.715	145.715	143.614

HAZ, heat affected zone; TMAZ, thermomechanically affected zone.