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AISI M42/DIN 1.3247 Forged Tool Steel Bar

AISI M42DIN 1.3247 Forged Tool Steel Bar

Available Size
Forged steel round bar: dia100mm-dia1500mm
Forged flat bar: thickness20mm-400mm, width80mm-1000mm
Forged steel block: 100mm*100mm-1000mm*1000mm

AISI M42/DIN 1.3247 Forged Tool Steel Bar

DIN 1.3247 high speed steel is a cobalt molybdenum high speed steel with an additional 8% cobalt.

Similar Grades

Standard Grade Chemical composition (%)
    C Si Mn Cr Mo V W Co
GB W2Mo9Cr4VCo8 1.05-1.15 0.15-0.50 0.15-0.40 3.50-4.25 9.00-10.00 0.95-1.35 1.15-1.85 7.75-8.75
AISI M42 1.05-1.15 0.15-0.65 0.15-0.40 3.50-4.25 9.00-10.00 0.95-1.35 1.15-1.85 7.75-8.75
JIS SKH59 1.05-1.15 ≤0.70 ≤0.40 3.50-4.50 9.00-10.00 0.90-1.30 1.20-1.90 7.50-8.50
DIN 1.3247 1.05-1.12 ≤0.45 ≤0.40 3.60-4.40 9.00-10.00 1.00-1.30 1.20-1.80 7.50-8.50

Available Size

Forged steel round bar: dia100mm-dia1500mm

Forged flat bar: thickness20mm-400mm, width80mm-1000mm

Forged steel block: 100mm*100mm-1000mm*1000mm

Available Heat Treatment

Hot work temperature: (1) Start:1040 °C -1150°C

Annealing temperature: 840 °C – 870 °C

Quenching temperature: 1160 °C -1180 °C

Cooling medium: oil, salt bath

Tempering temperature: 540 °C – 600 °C

Hardness after tempering HRC: 69-66

Characteristics

1. High hardness and superior hot hardness

2. Excellent cutting performance

Application

Turning tool, twist drills, screw cutting tools, lathe tools, milling cutter, broach, gear cutter, etc.

Delivery Condition

Forged, black surface/ turned surface with customers’ required heat treatment

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