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Description

347 Stainless Steel and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Stainless Steel: 347
Category Type Steel Grade Standard Country Application
Steel GradesStainless Steel 347
321
S32100
321H
S32109
S32615
S32654
S33228
334
S33400
S34565

Chemical composition(mass fraction)(wt.%) of the 347

C
Si
Mn
P
S
Cr Ni
 0.08 1.00  2.00  0.045  0.030  17.0-19.0  9.0-12.0 
Mo Al Cu Nb Ti V Ce
      10*C~1.10       
N Co Pb B Other    
             
             

Mechanical Properties of steel grade 347

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)
577 (≥) 768 (≥) 12 12 43 Solution and Aging, Annealing, Ausaging, Q+T,etc 213

Physical Properties of steel grade 347

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
23 - -     0.33 -  
186 387 - 43.3 223   -  
795 - 34 23.2   312 231

Heat Treatment of steel grade 347

Heat treated : 1878°C - 1784°C

Technological Curves of steel grade 347

Cross Reference Table (Equivalent Grade) of 347

Grade Standard Country Application
T11347 UNS USA Molybdenum series High-speed tool steel
SUS347FB JIS Japan austenitic special steel
SUS347HFB JIS Japan austenitic special steel
SUS347TP JIS Japan austenitic special steel
SUS347HTP JIS Japan austenitic special steel
SUS347TKA JIS Japan ferritic stainless steel
347S31 austenitic special steel
347S51 austenitic special steel
347S20 austenitic special steel
A35-586 347F20 AFNOR France Resistant to high boron steel(NF A 36-580(1983))
STS347 Austenitic Steel
STS347 Austenitic Steel
CNS 347 China CNS standard stainless steel austenite size
STS347TKA KS standard mechanical and structure with stainless steel pipe(KS D3536-1992)
SS 2347 SS Sweden Swedish SS standard stainless steel and heat resistant steel
S34778 China Stainless steel bars
S34779 China Stainless steel bars
CNS 347 China China Taiwan Stainless steel
CNS 347 China China Taiwan Stainless steel
347TKA China China Taiwan Stainless steel

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