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UNS AM-350 Details

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AM-350 Application:Steel, Corrosion and Heat-Resistant, Bars and Forgings 16.5Cr - 4.5Ni - 2.9Mo - 0.10N Equalized and Over-Tempered

Category Type Grade Microstructure Designations
Grades Stainless Steels AM-350 Precipitation-Hardening USA - UNS , SAE AMS 5745F (2008) - Steel, Corrosion and Heat-Resistant, Bars and Forgings 16.5Cr - 4.5Ni - 2.9Mo - 0.10N Equalized and Over-Tempered

Chemical composition(wt.%) of AM-350 grade: SAE AMS 5745F (2008)

Elements Min.(≥) Max.(≤) Similar Remarks
C - 0.10
Si - 0.40
Mn - 1.00
P - -
S - -
Ni - 4.25
Cr - 16.50
Al - -
Cu - -
Ti - -
Fe - remaining
Mo - 2.75
N - 0.10
Co - -
Steel, Corrosion and Heat-Resistant, Bars and Forgings 16.5Cr - 4.5Ni - 2.9Mo - 0.10N Equalized and Over-Tempered

Mechanical properties of grade AM-350 SAE AMS 5745F (2008)

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)
622 (≥) 623 (≥) 22 12 41 Solution and Aging, Annealing, Ausaging, Q+T,etc 342

Physical properties of grade AM-350 SAE AMS 5745F (2008)

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
536 (≥) 513 (≥) 34 31 14 Solution and Aging, Annealing, Ausaging, Q+T,etc 231
Temp.
°C/°F
Creep strain limit
(10000h)
(Rp1,0) N/mm2
Creep rupture strength
(10000h)
(Rp1,0) N/mm2
196 169 727

AM-350 - Form of Supply

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 693 S35000 SAE USA
Precipitation-Hardening Stainless and Heat-Resisting Steel Plate, Sheet, and Strip
S35000 AISI USA
Precipitation Hardenable Chromium Nickel Molybdenum Stainless Steel
SA-693 S35000 AMS USA
Specification for Precipitation-Hardening Stainless and Heat-Resisting Steel Plate, Sheet, and Strip
AM-350 ASTM USA
Steel Sheet and Strip, Corrosion and Moderate Heat Resistant 16.5Cr - 4.5Ni - 2.9Mo - 0.10N Cold Rolled, Tempered
AM-350 ASTM USA
Steel, Corrosion and Heat-Resistant, Sheet and Strip 16.5Cr - 4.5Ni - 2.9Mo - 0.10N 1850 to 1975 °F (1010 to 1079 °C) Annealed
AM-350 ASTM USA
Steel, Corrosion and Heat-Resistant, Seamless Tubing 16.5Cr - 4.5Ni - 2.9Mo - 0.10N Annealed
AM-350 ASTM USA
Steel, Corrosion and Heat-Resistant, Bars and Forgings 16.5Cr - 4.5Ni - 2.9Mo - 0.10N Equalized and Over-Tempered
AM-350 ASTM USA
Steel Sheet and Strip, Corrosion-Resistant, Precipitation Hardening (AM350 and AM355), Premium Quality Composition AM350, Annealed Composition AM355, CRT 150/180/120
AM-350 UNS USA
Steel Sheet and Strip, Corrosion and Moderate Heat Resistant 16.5Cr - 4.5Ni - 2.9Mo - 0.10N Cold Rolled, Tempered
AM-350 UNS USA
Steel, Corrosion and Heat-Resistant, Sheet and Strip 16.5Cr - 4.5Ni - 2.9Mo - 0.10N 1850 to 1975°F (1010 to 1079°C) Annealed
AM-350 UNS USA
Steel, Corrosion and Heat-Resistant, Seamless Tubing 16.5Cr - 4.5Ni - 2.9Mo - 0.10N Annealed
AM-350 UNS USA
Steel, Corrosion and Heat-Resistant, Bars and Forgings 16.5Cr - 4.5Ni - 2.9Mo - 0.10N Equalized and Over-Tempered
AM-350 UNS USA
Steel Sheet and Strip, Corrosion-Resistant, Precipitation Hardening (AM350 and AM355), Premium Quality Composition AM350, Annealed Composition AM355, CRT 150/180/120
AM-350 UNS USA
Special Purpose Alloys ("Superalloys")

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