Hot-work tool steel WLK, X32CrMoCoV3-3-3, 1.2885 according to PN-86/H-85021.
| Standard | Steel Grade | |||||||||
|---|---|---|---|---|---|---|---|---|---|---|
| Chemical composition % | ||||||||||
| C: | Mn: | Si: | P: | S: | Cr: | Mo: | V: | Co: | Cu: | |
| PN | WLK | |||||||||
| 0.30 - 0.40 | 0.25 - 0.50 | 0.30 - 0.60 | <0.030 | <0.030 | 2.50 - 3.00 | 2.50 - 3.00 | 0.40 - 0.60 | 2.80 - 3.30 | <0.30 | |
| DIN | X32CrMoCoV3-3-3 - 1.2885 | |||||||||
| 0.28 - 0.35 | 0.15 - 0.45 | 0.10 - 0.40 | <0.030 | <0.030 | 2.70 - 3.20 | 2.60 - 3.00 | 0.40 - 0.70 | 2.50 - 3.00 | - | |
| GOST | 3Ch3M3K3F - 3Х3М3К3Ф | |||||||||
| 0.28 - 0.35 | 0.15 - 0.45 | 0.10 - 0.40 | <0.030 | <0.030 | 2.70 - 3.20 | 2.60 - 3.00 | 0.40 - 0.70 | 2.50 - 3.00 | - | |
| BS | BH10A | |||||||||
| 0.30 - 0.40 | <0.4 | 0.75 - 1.10 | - | - | 2.80 - 3.20 | 2.65 - 2.95 | 0.30 - 1.10 | 2.80 - 3.20 | <0.20 | |
| UNE | 32CrMoCoV12 | |||||||||
| 0.28 - 0.35 | 0.15 - 0.45 | 0.10 - 0.40 | <0.030 | <0.020 | 2.70 - 3.20 | 2.60 - 3.00 | 0.40 - 0.70 | 2.50 - 3.50 | - | |
| UNI | 30CrMoCoV123012KU | |||||||||
| 0.26 - 0.34 | 0.30 - 0.60 | 0.10 - 0.40 | - | - | 2.60 - 3.40 | 2.60 - 3.40 | 0.70 - 1.10 | 2.60 - 3.40 | - | |
WLK, X32CrMoCoV3-3-3, 1.2885 - specification and application
Alloy tool steel with high hardenability, high resistance to tempering, load and high hardness at elevated temperatures. The grade is distinguished by high content of Cobalt in its chemical composition. Steel is used for high speed tools for automatic forging and upset forging of bolts, nuts, bolt heads and rivets. The material is used to manufacture die inserts, press and forge stamps, as well as tools for forging rolling bearing rings.
Mechanical properties of WLK, 1.2885, X32CrMoCoV3-3-3
- Hardness in softening annealed condition <241 HB
- Hardness after hardening 53.5 HRC
- Hardness after tempering at temperature:
- 300C = 51.5 HRC
- 350C = 51.5 HRC
- 400C = 52.0 HRC
- 450C = 52.5 HRC
- 500C = 53.0 HRC
- 550C = 53.5 HRC
- 600C = 51.5 HRC
- Linear expansion coefficient α: 12,4 * 10-6 K-1
- Thermal conductivity λ: 37 W*m-1*K-1
Heat treatment - processes and temperatures:
- Softening annealing at 740 - 770C with cooling in furnace
- Relief annealing at a temperature of 600 - 700C with cooling in furnace
- Nitriding at a temperature of 470 - 550C
- Hardening at a temperature of 1020 - 1040C with cooling in oil
- Tempering at a temperature of 500 - 600C
In the above mentioned grades the company delivers:
Other designations of the grade:
WLK, 30 CrMoCoV12 30 12 KU, 30CrMoCoV12-30-12 KU, 32CrMoCoV12, 32 CrMoCoV 12, 1.2885 EFS, ESR, W321, BH10A, BH 10 A, UD30, 3Ch3M3K3F, USMoCo, WMoCo, X32CrMoCoV3-3-3, 30DCKV28, AISI H10.