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HC220B

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China 攀钢西昌钢钒QJ/XC HC220B 冷连轧高强度烘烤硬化钢板和钢带（EN）技术条件 and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: HC220B / HC220B
Category Grade Standard Region/Area Standard Content
Metals HC220B QJ/XC3.057 China 冷连轧高强度烘烤硬化钢板和钢带（EN）技术条件

Chemical composition(mass fraction)(wt.%) of the HC220B

Element Min Max Similar
Al 0.0150 - -
S - 0.0250 -
P - 0.0800 -
Mn - 0.7000 -
Si - 0.5000 -
C - 0.0600 -

Mechanical Properties of steel grade HC220B

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)
464 (≥) 991 (≥) 41 34 24 Solution and Aging, Annealing, Ausaging, Q+T,etc 421

Physical Properties of steel grade HC220B

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
14 - -     0.13 -  
374 789 - 11.3 334   -  
126 - 23 11.2   331 321

Heat Treatment of steel grade HC220B

Heat treated : 1274°C - 1394°C

Technological Curves of steel grade HC220B

Cross Reference Table (Equivalent Grade) of HC220B

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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