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302HQ

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302 303
#302HQ

Description

Australia AS 302HQ Australia Stainless steel and 302HQ Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Special Steel: 302HQ
Category Type Steel Grade Standard Country Application
Steel GradesSpecial Steel 302HQ AS Australia Australia Stainless steel
321
405
409
410
410S
420
430
444
209
302

Chemical composition(mass fraction)(wt.%) of the 302HQ

C(％) Si(％) Mn(％) P(％) S(％) Cr(％) Ni(％)
0.08 1 2 0.045 0.03 17.0-19.0 9.00-11.0

Mechanical Properties of steel grade 302HQ

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)
612 (≥) 293 (≥) 22 42 14 Solution and Aging, Annealing, Ausaging, Q+T,etc 113

Physical Properties of steel grade 302HQ

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
43 - -     0.41 -  
965 448 - 11.3 314   -  
927 - 42 33.2   413 244

Heat Treatment of steel grade 302HQ

Heat treated : 1711°C - 1529°C

Technological Curves of steel grade 302HQ

Cross Reference Table (Equivalent Grade) of 302HQ

Grade Standard Country Application
302HQ AS Australia Australia Stainless steel
302 303
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Jiangyou Longhai Special Steel Co.,Ltd.
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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