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Diehl Tool Steel has been selling quality tool steel for over 85 years

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4140 SUPER BRAKE DIE

4140 Super Brake Die Alloy Steel

Super Brake Die is quality alloy steel supplied in the prehardened condition. Special melting and refining practices are utilized to produce a uniform product with exceptional cleanliness. The material is tested to rigorous tool steel standards to ensure uniformity of structure and freedom from defects. Super Brake Die is supplied prehardened to 262/321 BHN. Super Brake Die is available premachined oversize on thickness and saw-cut to the customer’s exact specifications.

Analysis:


C

CO

CR

MN

MO

NI

P

S

SI

V

W
0.37 – 0.440.75 – 1.200.75 – 1.000.15 – 0.250.04 Max.0.04 Max.0.14 – 0.35

Designations:

AISI 4140 Alloy Steel-US

Data is typical and should not be construed as actual values for any category.
Applications and technical information require engineers and tool designers to exercise independent judgement.

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