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Description

USA AISI S18200 Specialsteel Ferritic Chromium Molybdenum Free-Machining Stainless Steel (18-2FM) and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Specialsteel: S18200
Category Class Grade Type Standard Country Application
Steel GradesSpecialsteel S18200 Ferrite AISI USA Ferritic Chromium Molybdenum Free-Machining Stainless Steel (18-2FM)

Chemical composition(mass fraction)(wt.%) of the S18200

C Mn Si P S Cr Ni Mo
≤0.08 ≤2.50 ≤1.00 ≤0.04 0.15 - ≥ 17.50 -19.50 ≤ ≥ 1.50 -2.50

Mechanical Properties of steel grade S18200

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)
926 (≥) 175 (≥) 12 12 23 Solution and Aging, Annealing, Ausaging, Q+T,etc 314

Physical Properties of steel grade S18200

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
41 - -     0.14 -  
848 268 - 34.3 231   -  
541 - 14 43.2   443 431

Heat Treatment of steel grade S18200

Heat treated : 1613°C - 1621°C

Technological Curves of steel grade S18200

Cross Reference Table (Equivalent Grade) of S18200

Grade Standard Country Application
XM-34
XM-34
S18200
S18200

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