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HF Alloy

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America ASTM HFAlloy Standard Specification for High Fluidity(HF)Zinc-Aluminum Alloy in Ingot Form for Thin Wall Die Castings and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: HFAlloy / HF Alloy
Category Grade Standard Region/Area Standard Content
Metals HF Alloy ASTM B989 America Standard Specification for High Fluidity(HF)Zinc-Aluminum Alloy in Ingot Form for Thin Wall Die Castings

Chemical composition(mass fraction)(wt.%) of the HF Alloy

Element Min Max Similar
Mn - 0.0100 -
Si - 0.0100 -
Ni - 0.0100 -
Cr - 0.0100 -
Cu - 0.0350 -
Cd - 0.0020 -
Al 4.3000 4.7000 -
Zn - - -
Mg 0.0050 0.0120 -
Sn - 0.0010 -
Fe - 0.0030 -

Mechanical Properties of steel grade HF Alloy

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 (≥) 336 (≥) 34 14 13 Solution and Aging, Annealing, Ausaging, Q+T,etc 113

Physical Properties of steel grade HF Alloy

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
33 - -     0.12 -  
483 343 - 13.3 321   -  
252 - 33 22.2   444 411

Heat Treatment of steel grade HF Alloy

Heat treated : 1856°C - 1865°C

Technological Curves of steel grade HF Alloy

Cross Reference Table (Equivalent Grade) of HF Alloy

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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