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SUS 440A

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Japan JIS SUS440A 不锈钢棒 and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: SUS440A / SUS 440A
Category Grade Standard Region/Area Standard Content
Metals SUS 440A JIS G4303 Japan 不锈钢棒

Chemical composition(mass fraction)(wt.%) of the SUS 440A

Element Min Max Similar
Si - 1.0000 -
S - 0.0300 -
P - 0.0400 -
Ni - 0.6000 -
Mo - 0.7500 -
Mn - 1.0000 -
Cr 16.0000 18.0000 -
C 0.6000 0.7500 -
Si - 1.0000 -
S - 0.0300 -
P - 0.0400 -
Ni - 0.6000 -
Mo - 0.7500 -
Mn - 1.0000 -
Cr 16.0000 18.0000 -
C 0.6000 0.7500 -

Mechanical Properties of steel grade SUS 440A

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)
251 (≥) 571 (≥) 43 41 14 Solution and Aging, Annealing, Ausaging, Q+T,etc 443

Physical Properties of steel grade SUS 440A

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
34 - -     0.43 -  
482 269 - 13.3 324   -  
955 - 31 42.2   341 113

Heat Treatment of steel grade SUS 440A

Heat treated : 1271°C - 1644°C

Technological Curves of steel grade SUS 440A

Cross Reference Table (Equivalent Grade) of SUS 440A

Grade Standard Country Application
ASTM 5140
AISI 201
AISI 202
1.2767
17-4PH
AISI 1052
AISI 416Se
AISI 1330
AISI 205 Stainless Steel
AISI A10
AISI A2
AISI A3
AISI A4
1.0036
1.0037
SAE J403
UNS G10100
AMS 4924
ASTM A36
Electrode 100S-1
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