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ASTM HE

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UNS J94224 UNS J93403
#ASTM # #HE

Description

USA AISI ASTM HE and ASTM HE Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Special Alloy: ASTM HE
Category Type Steel Grade Standard Country Application
Steel GradesSpecial Alloy ASTM HE AISI USA
19Cr-9Ni
25Cr-12Ni
UNS J93503
ASTM HH
ASTM HI
UNS J94003
28Cr-15Ni
25Cr-20Ni
ASTM HK
UNS J94224

Chemical composition(mass fraction)(wt.%) of the ASTM HE

C(％) Si(％) Mn(％) P(％) S(％) Cr(％) Ni(％) Mo(％)
0.20-0.50 Max 2.00 Max 2.00 Max 0.04 Max 0.040 26.0-30.0 8.0-11.0 Max 0.50

Mechanical Properties of steel grade ASTM HE

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)
722 (≥) 156 (≥) 24 31 41 Solution and Aging, Annealing, Ausaging, Q+T,etc 221

Physical Properties of steel grade ASTM HE

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
12 - -     0.14 -  
573 892 - 22.3 123   -  
118 - 42 33.2   244 241

Heat Treatment of steel grade ASTM HE

Heat treated : 1433°C - 1417°C

Technological Curves of steel grade ASTM HE

Cross Reference Table (Equivalent Grade) of ASTM HE

Grade Standard Country Application
ASTM 1030 ASTM USA General use carbon steel bar
ASTM 1005 ASTM USA General use carbon steel bar
ASTM 1006 ASTM USA General use carbon steel bar
ASTM 1008 ASTM USA General use carbon steel bar
ASTM 1010 ASTM USA General use carbon steel bar
ASTM 1013 ASTM USA General use carbon steel bar
ASTM 1015 ASTM USA General use carbon steel bar
ASTM 1016 ASTM USA General use carbon steel bar
ASTM 1017 ASTM USA General use carbon steel bar
ASTM 1018 ASTM USA General use carbon steel bar
ASTM 1019 ASTM USA General use carbon steel bar
ASTM 1020 ASTM USA General use carbon steel bar
ASTM 1021 ASTM USA General use carbon steel bar
ASTM W1-A ASTM USA Carbon tool steel
ASTM A182 F55 ASTM USA Super Duplex
ASTM 431 ASTM USA Martensitic special steel
ASTM 440A ASTM USA Martensitic special steel
ASTM 440B ASTM USA Martensitic special steel
ASTM 440C ASTM USA Martensitic special steel
ASTM 501 ASTM USA Martensitic special steel
UNS J94224 UNS J93403
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