Property Class 12.9 Material Datasheet
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| Material Number | Material Name | Standard | Scope | Standard Status | Country | VDA 231-106 classification | Application temperature [°C] | |
|---|---|---|---|---|---|---|---|---|
| 12.9 (DIN EN ISO 898-1 : 2013-05) | Property Class 12.9 | DIN EN ISO 898-1 : 2013-05 | Supersedes DIN EN ISO 898-1 : 2009-08 | Valid | Germany | 1.1.1 | -50 - 150 | 1) |
| 1) Remark: Bolts, screws and studs with M1,6 to M39 (coarse thread) and M8x1 to M39x3 (fine pitch thread). |
Chemical Composition
| B [%] | C [%] | P [%] | S [%] | Remainder | |
|---|---|---|---|---|---|
| blur | blur | blur | blur | blur | 1)2) |
| 1) Source: blur | |||||
| 2) Remark: blur |
Mechanical Properties
| Condition | Temperature [°C] | Tensile Strength [MPa] | Yield Strength (0.2% offset) [MPa] | Elongation A [%] | Reduction of Area [%] | Hardness HB | HBW | Hardness HRC | Hardness HV | Case Hardness HV | |
|---|---|---|---|---|---|---|---|---|---|---|
| blur | blur | blur | blur | blur | blur | blur | blur | blur | blur | 1)2) |
| blur | blur | blur | 3) | |||||||
| blur | blur | blur | 3) | |||||||
| blur | blur | blur | 3) | |||||||
| blur | blur | blur | 3) | |||||||
| 1) Source: blur | ||||||||||
| 2) Remark: blur | ||||||||||
| 3) Source: blur |
Heat Treatment
| Heat Treatment | Temperature [°C] | |
|---|---|---|
| blur | blur | 1)2) |
| 1) Source: blur | ||
| 2) Remark: blur |
Cross Reference
| Material Name | Country | Standard |
|---|---|---|
| 12K | Germany | DIN 267-3 |
| 12.9 | Germany | VDA 235-204 |
| 012.9 | Europe | EN ISO 898-1 |
| 12.9 | International | ISO 898-1 |
Producer/Supplier/Trade names
| Tradename | Supplier |
|---|---|
| 12.9 | Adolf Würth GmbH&Co. KG, Künzelsau |
| 12.9 | Bossard Deutschland GmbH, Illerrieden |
| 12.9 | Joseph Dresselhaus GmbH & Co. KG, Herford |
| 12.9 | GEVAG GmbH, Hagen |
| 12.9 | Otto Eichhoff GmbH & Co. KG, Lüdenscheid |
| 12.9 | Korrodin GmbH & Co. KG, Nürnberg |