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HT30

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HK40 J92500
#HT30

Description

USA ASTM HT30 Steel Castings, Iron-Chromium and Iron-Chromium-Nickel,Heat Resistant, for General Application and HT30 Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Special Alloy: HT30
Category Type Steel Grade Standard Country Application
Steel GradesSpecial Alloy HT30 ASTM USA Steel Castings, Iron-Chromium and Iron-Chromium-Nickel,Heat Resistant, for General Application
CK3MCuN
CK20
CH8
CH10
CH20
CN3MN
CN7M
CT15C
HK30
HK40

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

C(％) Si(％) Mn(％) P(％) S(％) Cr(％) Ni(％) Mo(％)
0.25-0.35 2.5 2 0.04 0.04 13.0-17.0 33.0-37.0 ≤0.50

Mechanical Properties of steel grade 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)
694 (≥) 116 (≥) 42 13 12 Solution and Aging, Annealing, Ausaging, Q+T,etc 324

Physical Properties of steel grade 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
33 - -     0.41 -  
143 437 - 31.3 434   -  
475 - 43 24.2   442 312

Heat Treatment of steel grade HT30

Heat treated : 1458°C - 1747°C

Technological Curves of steel grade HT30

Cross Reference Table (Equivalent Grade) of HT30

Grade Standard Country Application
ASTM HT30 AISI USA
HT30 ASTM USA Steel Castings, Iron-Chromium and Iron-Chromium-Nickel,Heat Resistant, for General Application
HT30 ASTM USA Steel Castings, Iron-Chromium and Iron-Chromium-Nickel,Heat Resistant, for General Application
HK40 J92500
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Jiangyou Longhai Special Steel Co.,Ltd.
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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