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HRSC 20

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Korea KS HRSC20 Heat resisting steel castings; technical delivery conditions and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: HRSC20 / HRSC 20
Category Grade Standard Region/Area Standard Content
Metals HRSC 20 KS D 4105 Korea Heat resisting steel castings; technical delivery conditions

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

Element Min Max Similar
Si - 2.5000 -
S - 0.0400 -
P - 0.0400 -
Ni 37.0000 41.0000 -
Mo - 0.0500 -
Mn - 2.0000 -
Cr 17.0000 21.0000 -
C 0.3500 0.7500 -

Mechanical Properties of steel grade HRSC 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)
113 (≥) 812 (≥) 12 24 31 Solution and Aging, Annealing, Ausaging, Q+T,etc 324

Physical Properties of steel grade HRSC 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
31 - -     0.32 -  
579 526 - 43.3 222   -  
731 - 12 41.2   314 343

Heat Treatment of steel grade HRSC 20

Heat treated : 1227°C - 1316°C

Technological Curves of steel grade HRSC 20

Cross Reference Table (Equivalent Grade) of HRSC 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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Jiangyou Longhai Special Steel Co.,Ltd.

Our main peoducts of steel are many kinds of special steel, like tool steel, mould steel, alloy steel, alloy constructural steel, heat-resistant steel, high speed tool steel,spring steel and bearing steel , stainless steel and so on, which have formed 12 series and more than 350 varieties with n...

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