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B199 QE22A

America ASTM B199QE22A 镁合金永久型铸件 and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: B199QE22A / B199 QE22A
Category Grade Standard Region/Area Standard Content
Metals B199 QE22A ASTM B199 America 镁合金永久型铸件

Chemical composition(mass fraction)(wt.%) of the B199 QE22A

Element Min Max Similar

Mechanical Properties of steel grade B199 QE22A

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)
877 (≥) 655 (≥) 32 42 31 Solution and Aging, Annealing, Ausaging, Q+T,etc 234

Physical Properties of steel grade B199 QE22A

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 - -     0.14 -  
941 379 - 14.3 342   -  
595 - 11 13.2   232 222

Heat Treatment of steel grade B199 QE22A

Heat treated : 1878°C - 1232°C

Technological Curves of steel grade B199 QE22A

Cross Reference Table (Equivalent Grade) of B199 QE22A

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