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S17400 Application:Martensitic special steel
Category Type Steel grade Standard Country
Grades Special Alloy S17400 UNS USA

Chemical composition % of the ladle analysis of grade S17400

C(%) Si(%) Mn(%) P(%) S(%) Cr(%) Ni(%) Cu(%) Nb(%)
0.07 1 1 Max 0.04 Max 0.03 15.5-17.5 3.00-5.00 3.00-5.00 0.15-0.45
S17400
Mechanical properties of grade S17400
Proof strength
Rp0.2 (MPa)
Tensile strength
Rm (MPa)
Impact energy
KV (J)
Elongation at fracture
A (%)
Reduction in cross section on fracture
Z (%)
As-Heat-Treated Condition Brinell hardness (HBW)
829 (≥) 319 (≥) 33 21 14 Solution and Aging, Annealing, Ausaging, Q+T,etc 131
Physical properties of grade S17400
Property Density
kg/dm3
Temperature T
°C/F
Specific heat
J / kgK
Thermal conductivity
W/mK
Electric resistance
µΩ·cm
Modulus of elasticity
kN/mm2
Expansion rate
977 (≥) 272 (≥) 32 13 12 Solution and Aging, Annealing, Ausaging, Q+T,etc 324
Temp.
°C/°F
Creep strain limit
(10000h)
(Rp1,0) N/mm2
Creep rupture strength
(10000h)
(Rp1,0) N/mm2
384 281 469
S17400 Range of products
Product type Products Dimension Processes Deliver Status
Plates / Sheets Plates / Sheets 0.08-200mm(T)*W*L Forging, hot rolling and cold rolling Annealed, Solution and Aging, Q+T, ACID-WASHED, Shot Blasting
Steel Bar Round Bar, Flat Bar, Square Bar Φ8-1200mm*L Forging, hot rolling and cold rolling, Cast Black, Rough Turning, Shot Blasting,
Coil / Strip Steel Coil /Steel Strip 0.03-16.0x1200mm Cold-Rolled & Hot-Rolled Annealed, Solution and Aging, Q+T, ACID-WASHED, Shot Blasting
Pipes / Tubes Seamless Pipes/Tubes, Welded Pipes/Tubes OD:6-219mm x WT:0.5-20.0mm Hot extrusion, Cold Drawn, Welded Annealed, Solution and Aging, Q+T, ACID-WASHED
Cross Reference Table(Equivalent Grade)
Grade Standard Country Application
A 1028 S17400 UNS USA
Stainless Steel Bars for Compressor and Turbine Airfoils
A 564 S17400 UNS USA
Hot-Rolled and Cold-Finished Age-Hardening Stainless Steel Bars and Shapes
A 693 S17400 UNS USA
Precipitation-Hardening Stainless and Heat-Resisting Steel Plate, Sheet, and Strip
A 705 S17400 UNS USA
Age-Hardening Stainless Steel Forgings
A 982 S17400 UNS USA
Steel Forgings, Stainless, for Compressor and Turbine Airfoils
A 988 S17400 UNS USA
Hot Isostatically-Pressed Stainless Steel Flanges, Fittings, Valves, and Parts for High Temperature Service
F738 Class P1-90 S17400 UNS USA
Standard Specification for Stainless Steel Metric Bolts, Screws, and Studs
F836 Class P1-90 S17400 UNS USA
Standard Specification for Style 1 Stainless Steel Metric Nuts (Metric)
S17400 UNS USA
Precipitation Hardenable Chromium Nickel Copper Stainless Steel
SA-564 S17400 UNS USA
Hot-Rolled and Cold-Finished Age-Hardening Stainless Steel Bars and Shapes
SA-693 S17400 UNS USA
Specification for Precipitation-Hardening Stainless and Heat-Resisting Steel Plate, Sheet, and Strip
SA-705 S17400 UNS USA
Specification for Age-Hardening Stainless Steel Forgings
A 1028 S17400 UNS USA
Stainless Steel Bars for Compressor and Turbine Airfoils
A 564 S17400 UNS USA
Hot-Rolled and Cold-Finished Age-Hardening Stainless Steel Bars and Shapes
A 693 S17400 UNS USA
Precipitation-Hardening Stainless and Heat-Resisting Steel Plate, Sheet, and Strip
A 705 S17400 UNS USA
Age-Hardening Stainless Steel Forgings
A 982 S17400 UNS USA
Steel Forgings, Stainless, for Compressor and Turbine Airfoils
A 988 S17400 UNS USA
Hot Isostatically-Pressed Stainless Steel Flanges, Fittings, Valves, and Parts for High Temperature Service
F738 Class P1-90 S17400 UNS USA
Standard Specification for Stainless Steel Metric Bolts, Screws, and Studs
F836 Class P1-90 S17400 UNS USA
Standard Specification for Style 1 Stainless Steel Metric Nuts (Metric)

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