Mat.No. 1.7182, DIN 27MnCrB5-2

Mat.No. 1.7182, DIN 27MnCrB5-2

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Designation by Standards Brand Name Ravne No. Mat. No. DIN EN AISI VMB 193 1.7182 27MnCrB5-2 - - Chemical Composition (in weight %) C Si Mn Cr Mo Ni V W Others 0.27 max. 0.40 1.25 0.45 - - - - B=0.0029 DescriptionBoron steel.  ApplicationsFor quenching and tempering. General machine building. Physical properties (avarage values) at ambient temperatureModulus of elasticity [103 x N/mm2]: 210 Density [g/cm3]: 7.85 Continuous Cooling Transformation (CCT) Diagram Cl...


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Designation by Standards

Brand Name Ravne No. Mat. No. DIN EN AISI
VMB 193 1.7182 27MnCrB5-2 - -

Chemical Composition (in weight %)

C Si Mn Cr Mo Ni V W Others
0.27 max. 0.40 1.25 0.45 - - - - B=0.0029

Description
Boron steel. 

Applications
For quenching and tempering. General machine building.

Physical properties (avarage values) at ambient temperature
Modulus of elasticity [103 x N/mm2]: 210 
Density [g/cm3]: 7.85

Continuous Cooling Transformation (CCT) Diagram


Click the image to enlarge the diagram.

Soft Annealing
Heat to 680-700oC, cool slowly. This will produce a maximum Brinell hardness of 220.

Normalizing
Temperature: 870oC.

Hardening
Harden from a temperature of 890oC followed by oil quenching.Hardness after quenching is 48-52 HRC.

Tempering
Tempering temperature: 500-550oC.

Forging
Hot forming temperature: 1050-850oC. 

Machinability
No data.

Forms manufactured: Please see the Dimensional Sales Program. 

Disclaimer
The information and data presented herein are typical or average values and are not a guarantee of maximum or minimum values. Applications specifically suggested for material described herein are made solely for the purpose of illustration to enable the reader to make his own evaluation and are not intended as warranties, either express or implied, of fitness for these or other puposes. There is no representation that the recipient of this literature will receive updated editions as the become available.

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