DIN |
AISI |
JIS |
GB |
1.2714 |
L6 |
SKT4 |
5CrNiMoV |
Chemical Composition(DIN 17350)
C |
Si |
Mn |
P≤ |
S≤ |
Cr |
Mo |
V |
Ni |
0.50 |
0.10 |
0.65 |
0.030 |
0.030 |
1.00 |
0.45 |
0.07 |
1.50 |
0.60 |
0.40 |
0.95 |
1.20 |
0.55 |
0.12 |
1.80 |
Steel Properties
Ni-hot work tool steel.Good hardenability. Uniform hardness over sections also at great dimensions. Resistance under impact loadings. Good strength and toughness. Good tempering resistance and dimension stability.Tools can be water or oil cooled.
Applications
Forging tools,dies,tools for hot pressing and forging of steels and other metals.Moulds mandrels,embossing tools...
Heat Treatment
Soft Annealing( ℃) |
Cooling |
Hardness(HB) |
Hardening( ℃ ) |
In |
Hardness(HRC) |
650-700 |
Furnace |
Max.248 |
830-870 |
Oil |
58 HRC |
870-900 |
Air |
56 HRC |
Tempering (℃) |
100 |
200 |
300 |
400 |
450 |
500 |
550 |
600 |
650 |
In Oil (HRC) |
57 |
55 |
52 |
49 |
47 |
45 |
42.5 |
39 |
35 |
N/mm2 |
2140 |
1980 |
1790 |
1620 |
1530 |
1440 |
1345 |
1230 |
1110 |
In Air (HRC) |
55 |
53 |
50 |
47 |
45 |
43 |
40 |
37 |
32 |
N/mm2 |
1980 |
1845 |
1680 |
1530 |
1440 |
1360 |
1260 |
1170 |
1020 |
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