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STS347TB

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STS347HTF STS347TF
#STS347

Description

Korea KS D 3577 (2007), STS347TB Specialsteel Stainless steel for boiler and heat exchanger tubes and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Specialsteel: STS347TB
Category Class Grade Type Standard Country Application
Steel GradesSpecialsteel STS347TB Austenite KS Korea Stainless steel for boiler and heat exchanger tubes

Chemical composition(mass fraction)(wt.%) of the STS347TB

C Si Mn P S Cr Ni Mo N Nb
≤0.08 ≤1.00 ≤2.00 ≤0.045 ≤0.030 17.00 -19.00 9.00 -13.00 ≤ ≥ ≤ ≥ 10×C％ - ≥

Mechanical Properties of steel grade STS347TB

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)
129 (≥) 372 (≥) 22 42 22 Solution and Aging, Annealing, Ausaging, Q+T,etc 223

Physical Properties of steel grade STS347TB

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
42 - -     0.14 -  
579 435 - 31.3 441   -  
945 - 33 23.2   121 334

Heat Treatment of steel grade STS347TB

Heat treated : 1792°C - 1826°C

Technological Curves of steel grade STS347TB

Cross Reference Table (Equivalent Grade) of STS347TB

Grade Standard Country Application
STS347
STS347

Relevant standard of STS347TB

D 3577 (2007) Stainless steel for boiler and heat exchanger tubes D-3577-(2007).pdf
STS347HTF STS347TF
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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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