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DZ4

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DZ640M DZ5
#DZ4

Description

China GBT DZ4 Progress in Directionally Solidified Super Alloys and DZ4 Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Special Alloy: DZ4
Category Type Steel Grade Standard Country Application
Steel GradesSpecial Alloy DZ4 GBT China Progress in Directionally Solidified Super Alloys
DZ404
DZ405
DZ417G
DZ422
DZ422
DZ438G
DZ4002
DZ4125
DZ4125L
DZ640M

Chemical composition(mass fraction)(wt.%) of the DZ4

C(％) Si(％) Mn(％) P(％) S(％) Cr(％) Ni(％) Mo(％) W(%) Co(%) Pb(%) B(%) Al(%) Ti(%) Sb(%) As(%) Sn(%) Fe(%)
0.10-0.16 0.500 0.500 0.0200 0.010 9.00-10.00 Bal 3.50-4.20 5.10-5.80 5.50-6.50 0.0010 0.012-0.025 5.60-6.40 1.60-2.20 0.001 0.005 0.002 ≤1.00

Mechanical Properties of steel grade DZ4

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)
997 (≥) 311 (≥) 43 33 41 Solution and Aging, Annealing, Ausaging, Q+T,etc 121

Physical Properties of steel grade DZ4

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
44 - -     0.33 -  
442 564 - 23.3 334   -  
114 - 43 33.2   123 342

Heat Treatment of steel grade DZ4

Heat treated : 1272°C - 1624°C

Technological Curves of steel grade DZ4

Cross Reference Table (Equivalent Grade) of DZ4

Grade Standard Country Application
DZ404 GBT China Progress in Directionally Solidified Super Alloys
DZ405 GBT China Progress in Directionally Solidified Super Alloys
DZ417G GBT China Progress in Directionally Solidified Super Alloys
DZ422 GBT China Progress in Directionally Solidified Super Alloys
DZ422 GBT China Progress in Directionally Solidified Super Alloys
DZ438G GBT China Progress in Directionally Solidified Super Alloys
DZ4002 GBT China Progress in Directionally Solidified Super Alloys
DZ4125 GBT China Progress in Directionally Solidified Super Alloys
DZ4125L GBT China Progress in Directionally Solidified Super Alloys
DZ4 GBT China Progress in Directionally Solidified Super Alloys
DZ40M GBT China Progress in Directionally Solidified Super Alloys
DD402 GBT China Single-CrystalSuperalloy
DD103 GBT China Single-CrystalSuperalloy
DD404 GBT China Single-CrystalSuperalloy
DC406 GBT China Single-CrystalSuperalloy
DD408 GBT China Single-CrystalSuperalloy
DZ640M DZ5
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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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