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SCS 21

Favorite Datasheet

Japan JIS SCS21 常用耐腐蚀铸钢 and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: SCS21 / SCS 21
Category Grade Standard Region/Area Standard Content
Metals SCS 21 JIS G5121 Japan 常用耐腐蚀铸钢

Chemical composition(mass fraction)(wt.%) of the SCS 21

Element Min Max Similar
Si - 2.0000 -
S - 0.0400 -
P - 0.0400 -
Ni 9.0000 12.0000 -
Nb - 1.3500 -
Mn - 2.0000 -
Cr 18.0000 21.0000 -
C - 0.0800 -

Mechanical Properties of steel grade SCS 21

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)
231 (≥) 234 (≥) 13 41 11 Solution and Aging, Annealing, Ausaging, Q+T,etc 334

Physical Properties of steel grade SCS 21

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
21 - -     0.31 -  
738 833 - 43.3 313   -  
411 - 44 14.2   431 334

Heat Treatment of steel grade SCS 21

Heat treated : 1926°C - 1342°C

Technological Curves of steel grade SCS 21

Cross Reference Table (Equivalent Grade) of SCS 21

Grade Standard Country Application
ASTM 5140
AISI 201
AISI 202
1.2767
17-4PH
AISI 1052
AISI 416Se
AISI 1330
AISI 205 Stainless Steel
AISI A10
AISI A2
AISI A3
AISI A4
1.0036
1.0037
SAE J403
UNS G10100
AMS 4924
ASTM A36
Electrode 100S-1
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