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NSSC 220M

Description

NSSC 220M Specialsteel Nippon Steel & Sumikin Stainless Steel Corporation and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Specialsteel: NSSC 220M
Category Class Grade Type Standard Country Application
Steel GradesSpecialsteel NSSC 220M Ferrite Nippon Steel & Sumikin Stainless Steel Corporation

Chemical composition(mass fraction)(wt.%) of the NSSC 220M

C Si Mn P S Cr Ni Mo N
≤0.025 ≤1.00 ≤1.00 ≤0.04 ≤0.03 21.00 -24.00 ≤0.60 1.50 -2.50 ≤0.025

Mechanical Properties of steel grade NSSC 220M

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)
827 (≥) 254 (≥) 41 33 32 Solution and Aging, Annealing, Ausaging, Q+T,etc 311

Physical Properties of steel grade NSSC 220M

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
23 - -     0.21 -  
855 683 - 43.3 112   -  
358 - 14 34.2   434 212

Heat Treatment of steel grade NSSC 220M

Heat treated : 1267°C - 1321°C

Technological Curves of steel grade NSSC 220M


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