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A1Q

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J91540 A2Q
#A1Q

Description

USA ASTM A1Q Steel Castings, Ferritic and Martensitic, for Pressure-Containing and Other Applications, for Low-Temperature Service and A1Q Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Special Alloy: A1Q
Category Type Steel Grade Standard Country Application
Steel GradesSpecial Alloy A1Q ASTM USA Steel Castings, Ferritic and Martensitic, for Pressure-Containing and Other Applications, for Low-Temperature Service
J02504
J03003
J02505
J12522
J22500
J42215
J31550
J41500
J31300
J91540

Chemical composition(mass fraction)(wt.%) of the A1Q

C(％) Si(％) Mn(％) P(％) S(％) Cr(％) Ni(％) Mo(％)
0.3 0.6 ≤1.00 0.025 0.025 － － －

Mechanical Properties of steel grade A1Q

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)
693 (≥) 946 (≥) 12 34 23 Solution and Aging, Annealing, Ausaging, Q+T,etc 142

Physical Properties of steel grade A1Q

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
11 - -     0.44 -  
477 629 - 34.3 344   -  
345 - 22 42.2   243 114

Heat Treatment of steel grade A1Q

Heat treated : 1257°C - 1746°C

Technological Curves of steel grade A1Q

Cross Reference Table (Equivalent Grade) of A1Q

Grade Standard Country Application
ASTM A1Q AISI USA
A1Q ASTM USA Steel Castings, Ferritic and Martensitic, for Pressure-Containing and Other Applications, for Low-Temperature Service
A1Q ASTM USA Steel Castings, Ferritic and Martensitic, for Pressure-Containing and Other Applications, for Low-Temperature Service
J91540 A2Q
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Jiangyou Longhai Special Steel Co.,Ltd.

Our main peoducts of steel are many kinds of special steel, like tool steel, mould steel, alloy steel, alloy constructural steel, heat-resistant steel, high speed tool steel,spring steel and bearing steel , stainless steel and so on, which have formed 12 series and more than 350 varieties with n...

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