Optimization of preheating temperature for TiB2 reinforcement on the preparation of stir cast LM4 + TiB2 composites and effect of artificial aging on hardness improvement using ANOVA

Open Access

Table 4

Experimental results for peak hardness along with mean and S/N ratio values.

S. No	Material	Solutionizing type	Aging temperature in °C	Peak hardness (VHN)	S/N ratio	Mean
1	LM4 + 1 wt.% TiB₂	SSHT	100	108.3	40.6926	108.30
2	LM4 + 2 wt.% TiB₂	SSHT	100	117	41.3637	117.00
3	LM4 + 3 wt.% TiB₂	SSHT	100	125.75	41.9902	125.75
4	LM4 + 1 wt.% TiB₂	MSHT	100	145.3	43.2453	145.30
5	LM4 + 2 wt.% TiB₂	MSHT	100	160.5	44.1095	160.50
6	LM4 + 3 wt.% TiB₂	MSHT	100	175.8	44.9004	175.80
7	LM4 + 1 wt.% TiB₂	SSHT	200	100.76	40.0658	100.76
8	LM4 + 2 wt.% TiB₂	SSHT	200	108	40.6685	108.00
9	LM4 + 3 wt.% TiB₂	SSHT	200	115.2	41.2290	115.20
10	LM4 + 1 wt.% TiB₂	MSHT	200	126.3	42.0281	126.30
11	LM4 + 2 wt.% TiB₂	MSHT	200	140.8	42.9721	140.80
12	LM4 + 3 wt.% TiB₂	MSHT	200	155.3	43.8234	155.30

Current usage metrics show cumulative count of Article Views (full-text article views including HTML views, PDF and ePub downloads, according to the available data) and Abstracts Views on Vision4Press platform.

Data correspond to usage on the plateform after 2015. The current usage metrics is available 48-96 hours after online publication and is updated daily on week days.

Initial download of the metrics may take a while.