ASTM A182 Grade F6b (S41026) Stainless Steel
Martensitic Stainless Steels
Property Overview
Density7.8g/cm³
Elastic Modulus190GPa
Tensile Strength850MPa
Yield Strength710MPa
Brinell Hardness260HB
Maximum Service Temperature750°C
Chemical Composition
C
0 to 0.15%
CR
11.5 to 13.5%
NI
1.0 to 2.0%
MO
0.4 to 0.6%
MN
0 to 1.0%
SI
0 to 1.0%
P
0 to 0.020%
S
0 to 0.020%
CU
0 to 0.5%
FE
81.2 to 87.1%
Mechanical
Elastic (Young's, Tensile) Modulus
190 GPa
Elongation at Break
18 %
Fatigue Strength
440 MPa
Poisson's Ratio
0.28
Reduction in Area
51 %
Shear Modulus
76 GPa
Shear Strength
530 MPa
Tensile Strength: Ultimate (UTS)
850 MPa
Tensile Strength: Yield (Proof)
710 MPa
Hardness
Brinell Hardness
260
Physical
Density
7.8 g/cm 3
Thermal
Latent Heat of Fusion
280 J/g
Maximum Temperature: Corrosion
390 °C
Maximum Temperature: Mechanical
750 °C
Melting Completion (Liquidus)
1450 °C
Melting Onset (Solidus)
1400 °C
Specific Heat Capacity
480 J/kg-K
Thermal Conductivity
25 W/m-K
Thermal Diffusivity
6.7 mm 2 /s
Thermal Expansion
10 µm/m-K
Thermal Shock Resistance
31 points
Electrical
Electrical Conductivity: Equal Volume
2.8 % IACS
Electrical Conductivity: Equal Weight (Specific)
3.2 % IACS
Calculated
PREN (Pitting Resistance)
14
Resilience: Ultimate (Unit Rupture Work)
140 MJ/m 3
Resilience: Unit (Modulus of Resilience)
1280 kJ/m 3
Stiffness to Weight: Axial
14 points
Stiffness to Weight: Bending
25 points
Strength to Weight: Axial
30 points
Strength to Weight: Bending
26 points
Environmental
Base Metal Price
8.0 % relative
Embodied Carbon
2.2 kg CO 2 /kg material
Embodied Energy
30 MJ/kg
Embodied Energy
30 MJ/kg 13 x 10 3 BTU/lb
Embodied Water
100 L/kg
Embodied Water
100 L/kg 12 gal/lb
Registered Designations & Aliases
ASTM A182 Grade F6b (S41026) Stainless SteelS41026
Standards
ASTM A182 ASTM A182: Standard Specification for Forged or Rolled Alloy and Stainless Steel Pipe Flanges, Forged Fittings, and Valves and Parts for High-Temperature Service