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ASTM HT30

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UNS J94204 UNS J94603
#ASTM # #HT30

Description

USA AISI ASTM HT30 and ASTM HT30 Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Special Alloy: ASTM HT30
Category Type Steel Grade Standard Country Application
Steel GradesSpecial Alloy ASTM HT30 AISI USA
UNS J93402
ASTM CN3MN
UNS J94651
ASTM CN7M
UNS N08007
ASTM CT15C
ASTM HK30
UNS J94203
ASTM HK40
UNS J94204

Chemical composition(mass fraction)(wt.%) of the ASTM HT30

C(％) Si(％) Mn(％) P(％) S(％) Cr(％) Ni(％) Mo(％)
0.25-0.35 Max 2.50 Max 2.00 Max 0.04 Max 0.040 13.0-17.0 33.0-37.0 Max 0.50

Mechanical Properties of steel grade ASTM HT30

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)
396 (≥) 654 (≥) 23 44 42 Solution and Aging, Annealing, Ausaging, Q+T,etc 412

Physical Properties of steel grade ASTM HT30

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 - -     0.24 -  
171 139 - 31.3 131   -  
773 - 12 11.2   334 324

Heat Treatment of steel grade ASTM HT30

Heat treated : 1434°C - 1969°C

Technological Curves of steel grade ASTM HT30

Cross Reference Table (Equivalent Grade) of ASTM HT30

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 J94204 UNS J94603
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