Grade Selection Guide
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Open in new tab Excellent vibration dampening in the annealed condition, excellent cryogenic properties. Replaces A-2 tool. steel, highly magnetic.
- Carbide Volume: 45%
- Matrix Alloy Type: Medium Alloy Tool Steel
- Hardness (HRc): 44 – 71 Ann. Hard.
- Maximum Working Temperature: 375 °F
- Density: 6.6 g/cc
- Coefficient of Thermal Expansion: 70 – 375°F 1.96
- Transverse Rupture Strength: 216 (x103psi)
- Compressive Strength: 520 (x103psi)
- Impact Strength: 323 (in-lb.in²)
- Thermal Shock: 5 Cycles
- linear Size Change Through Heat Treat: 0.048%
For warm metalworking, drawing and forming. Replaces D-2 tool. steel, magnetic.
- Carbide Volume: 45%
- Matrix Alloy Type: Hard Chrome Tool Steel
- Hardness (HRc): 46 – 71 Ann. Hard.
- Maximum Working Temperature: 975 °F
- Density: 6.45 g/cc
- Coefficient of Thermal Expansion: 70 – 975°F 5.71
- Transverse Rupture Strength: 216 (x103psi)
- Compressive Strength: 482 (x103psi)
- Impact Strength: 211 (in-lb.in²)
- Thermal Shock: 2 Cycles
- linear Size Change Through Heat Treat: -0.011%
CM
SK
Excellent impact strength and wear resistance. Replaces S-7 tool. steel, magnetic.
- Carbide Volume: 35%
- Matrix Alloy Type: Impact Resistant Tool Steel
- Hardness (HRc): 35-68 Ann. Hard.
- Maximum Working Temperature: 800 °F
- Density: 6.8 g/cc
- Coefficient of Thermal Expansion: 70 -1000°F 5.89
- Transverse Rupture Strength: 225 (x103psi)
- Compressive Strength: 381 (x103psi)
- Impact Strength: 422 (in-lb.in²)
- Thermal Shock: 100 Cycles
- linear Size Change Through Heat Treat: 0.034%
High hardness with corrosion resistance of 400 series stainless. steel, magnetic.
- Carbide Volume: 45%
- Matrix Alloy Type: Martensitic Stainless
- Hardness (HRc): 47 – 70 Ann. Hard.
- Maximum Working Temperature: 400 °F
- Density: 6.45 g/cc
- Coefficient of Thermal Expansion: 70 – 700°F 2.45
- Transverse Rupture Strength: 149 (x103psi)
- Compressive Strength: 453 (x103psi)
- Impact Strength: 148 (in-lb.in²)
- Thermal Shock: 1 Cycles
- linear Size Change Through Heat Treat: 0.016%
CS-40
MS-5A
Excellent corrosion resistance. Excellent size stability at elevated temperatures. Replaces 17-4 PH. stainless, magnetic.
- Carbide Volume: 41%
- Matrix Alloy Type: Age Hardenable Martensitic SS
- Hardness (HRc): 52-63 Ann. Hard.
- Maximum Working Temperature: 840 °F
- Density: 6.55 g/cc
- Coefficient of Thermal Expansion: 70 -840°F 5.471
- Transverse Rupture Strength: 256 (x103psi)
- Compressive Strength: 415 (x103psi)
- Impact Strength: 343 (in-lb.in²)
- Thermal Shock: 9 Cycles
- linear Size Change Through Heat Treat: -0.009%
Combination of excellent transverse rupture strength, impact strength, and corrosion resistance. Good thermal shock resistance, magnetic.
- Carbide Volume: 42%
- Matrix Alloy Type: Maraging Steel
- Hardness (HRc): 53-64 Ann. Hard.
- Maximum Working Temperature: 840 °F
- Density: 6.6 g/cc
- Coefficient of Thermal Expansion: 70 – 840°F 2.11
- Transverse Rupture Strength: 256 (x103psi)
- Compressive Strength: 417 (x103psi)
- Impact Strength: 421 (in-lb.in²)
- Thermal Shock: 84 Cycles
- linear Size Change Through Heat Treat: -0.029%
PK
HT-6A
Excellent oxidation and corrosion resistance at high temperatures. Replaces StelliteTM / InconelTM, Non-magnetic.
- Carbide Volume: 40%
- Matrix Alloy Type: Age Hardenable Nickel Base
- Hardness (HRc): 48-63 Ann. Hard.
- Maximum Working Temperature: 1800 °F
- Density: 6.8 g/cc
- Coefficient of Thermal Expansion: 70 -1800°F 7.38
- Transverse Rupture Strength: 191 (x103psi)
- Compressive Strength: 285 (x103psi)
- Impact Strength: 306 (in-lb.in²)
- Thermal Shock: 11 Cycles
- linear Size Change Through Heat Treat: -0.014%