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STR310

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STR309 STR330
#STR310

Description

Korea KS STR310 KS standard austenitic heat resistant steel and STR310 Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Special Alloy: STR310
Category Type Steel Grade Standard Country Application
Steel GradesSpecial Alloy STR310 KS Korea KS standard austenitic heat resistant steel
STS420J1TKA
STS420J2TKA
STS430TKA
STS430TKC
STR31
STR35
STR36
STR37
STR38
STR309

Chemical composition(mass fraction)(wt.%) of the STR310

C(％) Si(％) Mn(％) P(％) S(％) Cr(％) Ni(％)
Max 0.25 Max 1.50 Max 2.00 Max 0.040 Max 0.030 24.0-26.0 19.0-22.0

Mechanical Properties of steel grade STR310

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)
729 (≥) 436 (≥) 22 31 12 Solution and Aging, Annealing, Ausaging, Q+T,etc 213

Physical Properties of steel grade STR310

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
31 - -     0.14 -  
698 743 - 42.3 234   -  
131 - 42 21.2   444 224

Heat Treatment of steel grade STR310

Heat treated : 1355°C - 1539°C

Technological Curves of steel grade STR310

Cross Reference Table (Equivalent Grade) of STR310

Grade Standard Country Application
STR310 KS Korea KS standard austenitic heat resistant steel
STR309 STR330
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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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