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ATI Allegheny Ludlum AL 13-8™ H 1100 Precipitation Hardening Alloy

Category Metal , Ferrous Metal , Martensitic , Stainless Steel , Precipitation Hardening Stainless , T S10000 Series Stainless Steel
Manufacturer ATI Allegheny Ludlum
Trade Name
Port Ningbo port,China
Trade Terms FOB, CFR, CIF
Payment Terms L/C, T/T, Western Union
Download PDF ATI Allegheny Ludlum AL 13-8™ H 1100 Precipitation Hardening Alloy.pdf
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Material Notes:
Characteristics: excellent strength, high hardness, superior toughness, good corrosion resistance, good transverse toughness properties, strength and ductility can be tailored by varying the aging temperature. Applications:large air frame structures, injection molding equipment. Information provided by Allegheny LudlumHeat treated at 1100°F for 4 hrs
Physical Properties Metric English Comments
Density 7.76 g/cc
0.280 lb/in³
Mechanical Properties Metric English Comments
Hardness, Rockwell C 35
35
Tensile Strength, Ultimate 1034 MPa
150000 psi
Tensile Strength, Yield 931 MPa

@Strain 0.200 %
135000 psi

@Strain 0.200 %
Elongation at Break 14 %
14 %
in 2"
Reduction of Area 50 %
50 %
Short-Transverse
50 %
50 %
Longitudinal
50 %
50 %
Transverse
Creep Strength 827 MPa

@Temperature 260 °C,
Time 36000 sec
120000 psi

@Temperature 500 °F,
Time 10.0 hour
Rupture Strength 930 MPa

@Temperature 260 °C,
Time 36000 sec
135000 psi

@Temperature 500 °F,
Time 10.0 hour
Thermal Properties Metric English Comments
CTE, linear 10.6 µm/m-°C

@Temperature 93.3 °C
5.89 µin/in-°F

@Temperature 200 °F
Melting Point 1405 - 1470 °C
2561 - 2680 °F
Solidus 1405 °C
2561 °F
Liquidus 1470 °C
2680 °F
Component Elements Properties Metric English Comments
Aluminum, Al 0.90 - 1.35 %
0.90 - 1.35 %
Carbon, C <= 0.050 %
<= 0.050 %
Chromium, Cr 12.25 - 13.25 %
12.25 - 13.25 %
Iron, Fe >= 74.032 %
>= 74.032 %
As Remainder
Manganese, Mn <= 0.20 %
<= 0.20 %
Molybdenum, Mo 2.0 - 2.5 %
2.0 - 2.5 %
Nickel, Ni 7.5 - 8.5 %
7.5 - 8.5 %
Phosphorous, P <= 0.010 %
<= 0.010 %
Silicon, Si <= 0.10 %
<= 0.10 %
Sulfur, S <= 0.0080 %
<= 0.0080 %
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