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HC250/450DPD+ZF

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China 宝钢Q/BQB HC250/450DPD+ZF 连续热镀锌/锌铁合金镀层钢板及钢带 and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: HC250/450DPD+ZF / HC250/450DPD+ZF
Category Grade Standard Region/Area Standard Content
Metals HC250/450DPD+ZF Q/BQB 420 China 连续热镀锌/锌铁合金镀层钢板及钢带

Chemical composition(mass fraction)(wt.%) of the HC250/450DPD+ZF

Element Min Max Similar

Mechanical Properties of steel grade HC250/450DPD+ZF

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)
851 (≥) 573 (≥) 41 24 32 Solution and Aging, Annealing, Ausaging, Q+T,etc 423

Physical Properties of steel grade HC250/450DPD+ZF

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
21 - -     0.31 -  
829 637 - 33.3 241   -  
544 - 21 43.2   141 241

Heat Treatment of steel grade HC250/450DPD+ZF

Heat treated : 1341°C - 1123°C

Technological Curves of steel grade HC250/450DPD+ZF

Cross Reference Table (Equivalent Grade) of HC250/450DPD+ZF

Grade Standard Country Application
ASTM 5140
AISI 201
AISI 202
1.2767
17-4PH
AISI 1052
AISI 416Se
AISI 1330
AISI 205 Stainless Steel
AISI A10
AISI A2
AISI A3
AISI A4
1.0036
1.0037
SAE J403
UNS G10100
AMS 4924
ASTM A36
Electrode 100S-1
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