BÖHLER W302 ISODISC is a 5% chromium steel and corresponds to material number 1.2344 (X40CrMoV5-1). This common tool steel has good hot toughness as well as a high hot hardness and a high resistance against heat-checkings. The combination of these properties makes it a standard choice in extrusion, forging and low-pressure die casting.
This material is also available as W302 ISOBLOC which is a remelted grade with improved cleanliness, homogeneity and toughness.
| High temperture strength | High temperature toughness | High temperature wear resistance |
|---|---|---|
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| SEL | UNS | EN | AISI | JIS |
|---|---|---|---|---|
| 1.2344 | T20813 | X40CrMoV5-1 | H13 | SKD61 |
| EN ISO | JIS |
|---|---|
| 4957 | G4404 |
| C | Si | Mn | Cr | Mo | V | |
|---|---|---|---|---|---|---|
| 0.39 | 1.10 | 0.40 | 5.20 | 1.30 | 0.95 |
Information on Long Products ) Presented data refer exclusivly to long products. Please observe the detailed explanations at the end of the data sheet (pdf).
