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S32550

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A 949 S32550 SA-240 S32550
#255 #S32550

Description

USA AISI S32550 Specialsteel Duplex (Austenitic-Ferritic) Chromium Nickel Molybdenum Copper Nitrogen Stainless Steel and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Specialsteel: S32550
Category Class Grade Type Standard Country Application
Steel GradesSpecialsteel S32550 Duplex steel AISI USA Duplex (Austenitic-Ferritic) Chromium Nickel Molybdenum Copper Nitrogen Stainless Steel

Chemical composition(mass fraction)(wt.%) of the S32550

C Mn Si P S Cr Ni Mo Cu N
≤0.04 ≤1.50 ≤1.00 ≤0.04 ≤0.03 24.00 -27.00 4.50 -6.50 2.90 -3.90 1.50 -2.50 0.10 -0.25

Mechanical Properties of steel grade S32550

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)
486 (≥) 789 (≥) 31 24 14 Solution and Aging, Annealing, Ausaging, Q+T,etc 224

Physical Properties of steel grade S32550

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
43 - -     0.22 -  
225 686 - 42.3 142   -  
328 - 32 32.2   121 142

Heat Treatment of steel grade S32550

Heat treated : 1597°C - 1386°C

Technological Curves of steel grade S32550

Cross Reference Table (Equivalent Grade) of S32550

Grade Standard Country Application
1.2550
1.2552
1.3255
StE 255
S255N
WStE 255
S255NH
TStE 255
S255NL
EStE 255
S255NL1
E255
255
S32550
Ferralium alloy 255
Ferralium alloy 255/SD40
Ferralium alloy 255/SD50
Ferralium alloy 255-3 SC
Ferralium alloy 255-3 SF
SM 2550
A 949 S32550 SA-240 S32550
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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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