Tribological Behavior of Laser Textured Hot Stamping Dies

Table 3

Microhardness Vickers of all textures before and after the hot stamping tests.

Texture #	Position	Before hot stamping tests		After hot stamping tests
		Mean HV	Standard deviation	Mean HV	Standard deviation
1	1	565	20	538	25
	2	565	32	573	19
	3	597	19	592	30
	4	574	23	534	32
2	1	486	40	590	32
	2	597	18	572	16
	3	534	35	576	4
	4	525	23	568	23
3	1	571	33	501	30
	2	587	38	603	29
	3	581	17	581	19
	4	580	29	616	21
4	1	607	19	563	12
	2	591	22	563	9
	3	584	51	565	29
	4	530	20	569	32
5	1	514	13	568	35
	2	571	17	595	28
	3	564	34	568	19
	4	583	32	585	18
As grinded	1	548	26	592	28
	2	570	40	595	28
	3	564	25	568	19
	4	568	27	585	35