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STS347

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STS321 STSXMl5J1
#STS347

Description

Korea KS STS347 Austenitic Steel and STS347 Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Heat-Resistant Steel: STS347
Category Type Steel Grade Standard Country Application
Steel GradesHeat-Resistant Steel STS347 KS Korea Austenitic Steel
STS420F2
STS431
STS440A
STS440B
STS440C
STS440F
STS630
STS631
STS317J5L
STS321

Chemical composition(mass fraction)(wt.%) of the STS347

C(％) Si(％) Mn(％) P(％) S(％) Cr(％) Ni(％) Nb(%)
Max 0.08 Max 1.00 Max 2.00 Max 0.045 Max 0.03 17.O-19.O 9.OO-13.O 10×C％

Mechanical Properties of steel grade STS347

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)
755 (≥) 238 (≥) 33 34 34 Solution and Aging, Annealing, Ausaging, Q+T,etc 311

Physical Properties of steel grade STS347

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
44 - -     0.13 -  
132 745 - 22.3 211   -  
211 - 42 11.2   323 414

Heat Treatment of steel grade STS347

Heat treated : 1925°C - 1576°C

Technological Curves of steel grade STS347

Cross Reference Table (Equivalent Grade) of STS347

Grade Standard Country Application
STS347 KS Korea Austenitic Steel
STS347 KS Korea Austenitic Steel
STS347TKA KS Korea KS standard mechanical and structure with stainless steel pipe(KS D3536-1992)
STS321 STSXMl5J1
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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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