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AISI M2/DIN 1.3343 Forged Tool Steel Bar

AISI-M2DIN-1.3343-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 M2/DIN 1.3343 Forged Tool Steel Bar

M2 hss is molybdenum based high-speed steel in tungsten–molybdenum series. Carbides in M2 high speed steel bar are small and evenly distributed.

Similar Grades

Standard Grade Chemical composition (%)
    C Si Mn Cr Mo V W Co
GB W6Mo5Cr4V2 0.80-0.90 0.20-0.45 0.15-0.40 3.80-4.40 4.50-5.50 1.75-2.20 5.50-6.75
AISI M2 0.78-0.88 0.20-0.40 0.20-0.40 3.75-4.50 4.50-5.50 1.60-2.20 5.50-6.75
JIS SKH51 0.80-0.88 ≤0.45 ≤0.40 3.80-4.50 4.70-5.20 1.70-2.10 5.90-6.70
DIN 1.3343 0.86-0.94 ≤0.45 ≤0.40 3.80-4.50 4.70-5.20 1.70-2.00 6.00-6.70

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 (2) End: 930 °C

Annealing temperature: 820 °C – 870 °C

Hardness after annealing HBW: 212-241

Quenching temperature: 1190 °C -1230 °C

Cooling medium: oil, air cooling/ salt bath

Tempering temperature: 540 °C – 600 °C

Hardness after tempering HRC: 65-60

Characteristics

1. High wear resistance.

2. High toughness combined with good cutting powers

3. After heat treatment, its hardness is the same as T1, but its bending strength can reach 4700 MPa, and its toughness and thermo-plasticity are higher than T1 by 50%.

Application

It is usually used to manufacture a variety of tools, such as drill bits, forming tools, cutting tools, milling cutters, broaches, taps and reamers, etc.

Delivery Condition

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

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