UHB20C (1095)
Uddeholm carbon steel
Equivalent: Aisi 1095
A multi-purpose 1% carbon steel with high tensile strength. It is often the standard choice for the medium and thinner range of various components – e.g. springs, knives and valves. It is hardened and tempered to a fine martensitic structure providing the highest fatigue strength among all unalloyed steels.
Popular steel for damascus / pattern welded blades in combination with 15N20

C
Si
Mn
P max
S max
1,0%
0,30%
0,45%
0,015%
0,006%

Heat treatment:
Hardening temperature 800C, 1490F
Tempering time 30 minutes.
100C/212F - HRC 67
200C/392F - HRC 63
300C/572F - HRC 57