1.2379 with Allowance – 1030mm

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Cold work steel

Good toughness, maximum wear hardness, minimum distortion, nitrable after special heat treatment

Range of application:
Cutting tools and punching dies for materials with high toughness, shear blades, trimming dies, planetary rolling mills, parts sensitive to breaking

PRÄZI – flat steel supplied
in length 500 and 1030 mm, in plate form with square cross section and as square dimension, soft annealed, max. 255 HB (max. 860 N/mm2).

CStandard Analysis:

C Cr Mo V
1,55 12,0 0,7 1,0 in %

Heat treatment data:

Stress-relief annealing: 650-700 °C
Soft annealing: 800-850 °C
Hardening: 1000-1050 °C
Quenching: Oil, air or warm bath 500°,gas excess pressure
Tempering: 480 -580 °C

Special heat treatment:
If the material is eroded or nitrified the tempering temperature has to be above the secondary hardness maximum. A triple tempering is recommendable

Präzi-flat steel with machining allowance 1030mm
Tolerances: Thickness +0,25/0 mm, Width +0,4/0 mm, Length +20/-20 mm

Ground steel plates 500x1000mm
Outer edges sawn: Thickness +0,25/00 mm, Width +0,20/0 mm, Length +35/0 mm

Square bar dimensions in mm
Tolerances for cross section +0,25/0 mm

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