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ZL2720

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International ISO ZL2720 Zinc alloy ingots intended for castings and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: ZL2720 / ZL2720
Category Grade Standard Region/Area Standard Content
Metals ZL2720 ISO 301 International Zinc alloy ingots intended for castings

Chemical composition(mass fraction)(wt.%) of the ZL2720

Element Min Max Similar
Zn - - -
Sn - 0.0020 -
Pb - 0.0050 -
Mg 0.0120 0.0200 -
Fe - 0.0700 -
Cu 2.0000 2.5000 -
Cd - 0.0050 -
Al 25.5000 28.0000 -

Mechanical Properties of steel grade ZL2720

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)
191 (≥) 533 (≥) 44 12 31 Solution and Aging, Annealing, Ausaging, Q+T,etc 344

Physical Properties of steel grade ZL2720

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
12 - -     0.32 -  
636 452 - 32.3 414   -  
283 - 31 14.2   444 331

Heat Treatment of steel grade ZL2720

Heat treated : 1849°C - 1957°C

Technological Curves of steel grade ZL2720

Cross Reference Table (Equivalent Grade) of ZL2720

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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