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B D32
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Description

Romania STAS/SR D Structural steel and D Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Structure Steel: D
Category Type Steel Grade Standard Country Application
Steel GradesStructure Steel D STAS/SR Romania Structural steel
16Mo3
16Mo5
K410
K460
K510
A
A32
A36
A40
B

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

C(％) Si(％) Mn(％) P(％) S(％) Cr(％) Ni(％) Al(%)
0.21 0.10-0.35 0.60-1.40 0.050 0.050 0.30 Max 0.30 0.020 0.30

Mechanical Properties of steel grade D

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)
436 (≥) 691 (≥) 31 14 32 Solution and Aging, Annealing, Ausaging, Q+T,etc 421

Physical Properties of steel grade D

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
22 - -     0.21 -  
823 457 - 24.3 123   -  
348 - 34 13.2   342 114

Heat Treatment of steel grade D

Heat treated : 1422°C - 1279°C

Technological Curves of steel grade D

Cross Reference Table (Equivalent Grade) of D

Grade Standard Country Application
Q235q D China Bridge structure with steel
D2 ASTM USA Alloy tool steel
D3 ASTM USA Alloy tool steel
D4 ASTM USA Alloy tool steel
D5 ASTM USA Alloy tool steel
D7 ASTM USA Alloy tool steel
CD-2 ASTM USA Casting tool steels and powder metallurgy tool steel
CD-5 ASTM USA Casting tool steels and powder metallurgy tool steel
Vanadis 4 AISI USA Powder metallurgy tool steelCold work tool steel
SKD1 JIS Japan Cold Work Die Steel
SKD2 JIS Japan Cold Work Die Steel
SKD11 JIS Japan Cold Work Die Steel
SKD12 JIS Japan Cold Work Die Steel
SKD4 JIS Japan Hot-work die steel
SKD5 JIS Japan Hot-work die steel
SKD6 JIS Japan Hot-work die steel
SKD61 JIS Japan Hot-work die steel
SKD62 JIS Japan Hot-work die steel
SKD7 JIS Japan Hot-work die steel
SKD8 JIS Japan Hot-work die steel
B D32
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