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SCH 20

Favorite Datasheet

Japan JIS SCH20 常用耐热铸钢及合金 and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: SCH20 / SCH 20
Category Grade Standard Region/Area Standard Content
Metals SCH 20 JIS G5122 Japan 常用耐热铸钢及合金

Chemical composition(mass fraction)(wt.%) of the SCH 20

Element Min Max Similar
Si - 2.5000 -
S - 0.0400 -
P - 0.0400 -
Ni 37.0000 41.0000 -
Mo - 0.5000 -
Mn - 2.0000 -
Cr 17.0000 21.0000 -
C 0.3500 0.7500 -

Mechanical Properties of steel grade SCH 20

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)
662 (≥) 577 (≥) 42 11 21 Solution and Aging, Annealing, Ausaging, Q+T,etc 242

Physical Properties of steel grade SCH 20

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
44 - -     0.43 -  
233 769 - 43.3 314   -  
812 - 42 11.2   212 422

Heat Treatment of steel grade SCH 20

Heat treated : 1288°C - 1849°C

Technological Curves of steel grade SCH 20

Cross Reference Table (Equivalent Grade) of SCH 20

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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