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5251

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China CNS 5251 铝及铝合金管 and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: 5251 / 5251
Category Grade Standard Region/Area Standard Content
Metals 5251 CNS H 3019 China 铝及铝合金管

Chemical composition(mass fraction)(wt.%) of the 5251

Element Min Max Similar
Al - - -
Total Others - 0.1500 -
Others Total - 0.0500 -
Ti - 0.1500 -
Zn - 0.1500 -
Cr - 0.1500 -
Mg 1.7000 2.4000 -
Mn 1.1000 0.5000 -
Cu - 0.1500 -
Fe - 0.5000 -
Si - 0.4000 -

Mechanical Properties of steel grade 5251

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)
371 (≥) 123 (≥) 31 11 42 Solution and Aging, Annealing, Ausaging, Q+T,etc 312

Physical Properties of steel grade 5251

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 - -     0.41 -  
118 669 - 14.3 331   -  
644 - 24 44.2   433 423

Heat Treatment of steel grade 5251

Heat treated : 1211°C - 1546°C

Technological Curves of steel grade 5251

Cross Reference Table (Equivalent Grade) of 5251

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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