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Crucible Steel TPA21 Martensitic Steel

Category Metal , Ferrous Metal , Austenitic , Stainless Steel
Manufacturer Crucible Steel
Trade Name
Port Shanghai port,China
Trade Terms FOB, CFR, CIF
Payment Terms L/C, T/T, Western Union
Download PDF Crucible Steel TPA21 Martensitic Steel.pdf
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Material Notes:
Information provided by Crucible Specialty Metals.
Mechanical Properties Metric English Comments
Hardness, Brinell <= 248
<= 248
Hardness, Rockwell C <= 36
<= 36
Tensile Strength, Ultimate >= 735.5 MPa
>= 106700 psi
Tensile Strength, Yield >= 313.8 MPa
>= 45510 psi
Elongation at Break >= 30 %
>= 30 %
Reduction of Area >= 40 %
>= 40 %
Component Elements Properties Metric English Comments
Carbon, C 0.40 - 0.50 %
0.40 - 0.50 %
Chromium, Cr 13 - 15 %
13 - 15 %
Iron, Fe >= 66.25 %
>= 66.25 %
As Remainder
Manganese, Mn <= 0.70 %
<= 0.70 %
Molybdenum, Mo 0.20 - 0.50 %
0.20 - 0.50 %
Nickel, Ni 13 - 15 %
13 - 15 %
Silicon, Si 0.30 - 0.80 %
0.30 - 0.80 %
Tungsten, W 1.25 - 1.75 %
1.25 - 1.75 %
Descriptive Properties Value Comments
Heat Treatment, °C 950-1050 W.Q.
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