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Crucible Steel PM M2 Tool Steel

Category Metal , Ferrous Metal , Tool Steel
Manufacturer Crucible Steel
Trade Name
Port Shanghai port,China
Trade Terms FOB, CFR, CIF
Payment Terms L/C, T/T, Western Union
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Material Notes:
PM M2 is an improved quality tool steel compared to conventionally produced material. The powder metallurgy process results in a homogeneous microstructure exhibiting a uniform distribution of fine carbides with essentially no carbide segregation. PM M2 tools will have a finer grain size, much better toughness, and superior grindability in the heat treated condition compared to those made from conventional M2. The higher carbon content (1.00% vs. 0.85%) of PM M2 permits higher attainable hardness. It also offers improved hardenability and gives better heat treat response in larger tool sections. PM M2’s other general characteristics and physical properties are similar to conventionally produced M2.Information provided by Crucible Specialty Metals.
Physical Properties Metric English Comments
Density 8.14 g/cc
0.294 lb/in³
Mechanical Properties Metric English Comments
Hardness, Brinell 217 - 255
217 - 255
Annealed
Hardness, Rockwell C 63 - 65
63 - 65
Modulus of Elasticity 207 GPa
30000 ksi
Charpy Impact 35.0 J
25.8 ft-lb
Austenitizing Temperature- 1150°C; Tempering Temperature- 580°C
37.0 J
27.3 ft-lb
Austenitizing Temperature- 1175°C; Tempering Temperature- 565°C
41.0 J
30.2 ft-lb
Austenitizing Temperature- 1190°C; Tempering Temperature- 550°C
Thermal Properties Metric English Comments
CTE, linear 11.5 µm/m-°C

@Temperature 20.0 - 260 °C
6.39 µin/in-°F

@Temperature 68.0 - 500 °F
12.1 µm/m-°C

@Temperature 20.0 - 540 °C
6.72 µin/in-°F

@Temperature 68.0 - 1000 °F
Component Elements Properties Metric English Comments
Carbon, C 1.0 %
1.0 %
Chromium, Cr 4.15 %
4.15 %
Iron, Fe 81.5 %
81.5 %
As Remainder
Molybdenum, Mo 5.0 %
5.0 %
Tungsten, W 6.4 %
6.4 %
Vanadium, V 1.95 %
1.95 %
Descriptive Properties Value Comments
Grindability; Metal Removed/Wheel Worn 6.5
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