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Description

USA AISI S66220 Specialsteel Iron Base Superalloy and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Specialsteel: S66220
Category Class Grade Type Standard Country Application
Steel GradesSpecialsteel S66220 Austenite AISI USA Iron Base Superalloy

Chemical composition(mass fraction)(wt.%) of the S66220

C Mn Si P S Cr Ni Mo
≤0.08 ≤1.50 ≤1.00 ≤0.04 ≤0.03 12.00 -15.00 24.00 -28.00 2.50 -3.50

Mechanical Properties of steel grade S66220

Yield
Rp0.2 (MPa)
Tensile
Rm (MPa)
Impact
KV/Ku (J)
Elongation
A (%)
Reduction in cross section on fracture
Z (%)
As-Heat-Treated Condition Brinell hardness (HBW)
257 (≥) 452 (≥) 24 13 32 Solution and Aging, Annealing, Ausaging, Q+T,etc 334

Physical Properties of steel grade S66220

Temperature
(°C)
Modulus of elasticity
(GPa)
Mean coefficient of thermal expansion 10-6/(°C) between 20(°C) and Thermal conductivity
(W/m·°C)
Specific thermal capacity
(J/kg·°C)
Specific electrical resistivity
(Ω mm²/m)
Density
(kg/dm³)
Poisson’s coefficient, ν
12 - -     0.32 -  
891 536 - 14.3 111   -  
428 - 41 32.2   121 213

Heat Treatment of steel grade S66220

Heat treated : 1332°C - 1646°C

Technological Curves of steel grade S66220

Cross Reference Table (Equivalent Grade) of S66220


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