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HK30

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CT15C HK40
#HK30

Description

USA ASTM HK30 Steel Castings, Iron-Chromium and Iron-Chromium-Nickel,Heat Resistant, for General Application and HK30 Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Special Alloy: HK30
Category Type Steel Grade Standard Country Application
Steel GradesSpecial Alloy HK30 ASTM USA Steel Castings, Iron-Chromium and Iron-Chromium-Nickel,Heat Resistant, for General Application
CG6MMN
CG8M
CK3MCuN
CK20
CH8
CH10
CH20
CN3MN
CN7M
CT15C

Chemical composition(mass fraction)(wt.%) of the HK30

C(％) Si(％) Mn(％) P(％) S(％) Cr(％) Ni(％) Mo(％)
0.25-0.35 1.75 1.5 0.04 0.04 23.0-27.0 19.0-22.0 ≤0.50

Mechanical Properties of steel grade HK30

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)
266 (≥) 914 (≥) 23 42 13 Solution and Aging, Annealing, Ausaging, Q+T,etc 142

Physical Properties of steel grade HK30

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
41 - -     0.22 -  
855 845 - 21.3 333   -  
436 - 33 14.2   424 424

Heat Treatment of steel grade HK30

Heat treated : 1384°C - 1883°C

Technological Curves of steel grade HK30

Cross Reference Table (Equivalent Grade) of HK30

Grade Standard Country Application
ASTM HK30 AISI USA
HK30 ASTM USA Steel Castings, Iron-Chromium and Iron-Chromium-Nickel,Heat Resistant, for General Application
HK30 ASTM USA Steel Castings, Iron-Chromium and Iron-Chromium-Nickel,Heat Resistant, for General Application
CT15C HK40
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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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