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DD103

Favorite Datasheet
DD402 DD404
#DZ405

Description

China GBT DD103 Single-CrystalSuperalloy and DD103 Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Special Alloy: DD103
Category Type Steel Grade Standard Country Application
Steel GradesSpecial Alloy DD103 GBT China Single-CrystalSuperalloy
DZ5
DZ17G
DZ22
DZ22B
DZ38G
DZ002
DZ125
DZ125L
DZ40M
DD402

Chemical composition(mass fraction)(wt.%) of the DD103

C(％) Si(％) Mn(％) P(％) S(％) Cr(％) Ni(％) Mo(％) W(%) N(%) Cu(%) Co(%) Pb(%) B(%) Al(%) Ti(%) Mg(%) Sb(%) As(%) Sn(%) Ag(%) O(%) Fe(%)
≤0.010 0.200 0.200 0.010 0.002 9.00-10.00 Bal 3.50-4.50 5.00-6.00 0.0012 0.100 4.50-5.50 0.0005 0.005 5.50-6.20 1.70-2.40 0.003 0.0010 0.0010 0.0010 0.0005 0.0010 ≤0.50

Mechanical Properties of steel grade DD103

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)
775 (≥) 143 (≥) 22 33 12 Solution and Aging, Annealing, Ausaging, Q+T,etc 121

Physical Properties of steel grade DD103

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 - -     0.41 -  
484 322 - 31.3 241   -  
613 - 43 42.2   114 343

Heat Treatment of steel grade DD103

Heat treated : 1394°C - 1291°C

Technological Curves of steel grade DD103

Cross Reference Table (Equivalent Grade) of DD103

Grade Standard Country Application
DZ405 GBT China Progress in Directionally Solidified Super Alloys
DD103 GBT China Single-CrystalSuperalloy
DD402 DD404
Available Suppliers
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...

Rfq.: sales@longhaisteel.com
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