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SUS 890 LTB

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SUS 321 TPY SUS 890 LTP
#SUS-890L

Description

Japan JIS G 3463 (2012), SUS 890 LTB Specialsteel Stainless steel boiler and heat exchanger tubes and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Specialsteel: SUS 890 LTB
Category Class Grade Type Standard Country Application
Steel GradesSpecialsteel SUS 890 LTB Austenite JIS Japan Stainless steel boiler and heat exchanger tubes

Chemical composition(mass fraction)(wt.%) of the SUS 890 LTB

C Si Mn P S Cr Ni Mo N Cu
≤0.02 ≤1.00 ≤2.00 ≤0.045 ≤0.03 19.00 -23.00 23.00 -28.00 4.00 -5.00 ≤ ≥ 1.00 -2.00

Mechanical Properties of steel grade SUS 890 LTB

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)
669 (≥) 481 (≥) 21 43 12 Solution and Aging, Annealing, Ausaging, Q+T,etc 222

Physical Properties of steel grade SUS 890 LTB

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
22 - -     0.14 -  
471 217 - 33.3 244   -  
319 - 13 12.2   333 312

Heat Treatment of steel grade SUS 890 LTB

Heat treated : 1849°C - 1381°C

Technological Curves of steel grade SUS 890 LTB

Relevant standard of SUS 890 LTB

G 3463 (2012) Stainless steel boiler and heat exchanger tubes G-3463-(2012).pdf
SUS 321 TPY SUS 890 LTP
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Jiangyou Longhai Special Steel Co.,Ltd.

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