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S44020

Favorite Datasheet
A 582 S44020 A 582 S44023
#440F #S44020

Description

USA AISI A 582/A 582M (2012), S44020 Specialsteel Martensitic Chromium Free Machining Stainless Steel and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Specialsteel: S44020
Category Class Grade Type Standard Country Application
Steel GradesSpecialsteel S44020 Martensite AISI USA Martensitic Chromium Free Machining Stainless Steel

Chemical composition(mass fraction)(wt.%) of the S44020

C Mn Si P S Cr Ni Mo N
0.95 -1.20 ≤1.25 ≤1.00 ≤0.04 0.10 -0.35 16.00 -18.00 ≤0.75 0.40 -0.60 ≤0.08

Mechanical Properties of steel grade S44020

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)
636 (≥) 744 (≥) 12 21 12 Solution and Aging, Annealing, Ausaging, Q+T,etc 414

Physical Properties of steel grade S44020

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
33 - -     0.32 -  
138 638 - 24.3 423   -  
276 - 42 32.2   123 344

Heat Treatment of steel grade S44020

Heat treated : 1915°C - 1548°C

Technological Curves of steel grade S44020

Cross Reference Table (Equivalent Grade) of S44020

Grade Standard Country Application
440F
440FSe
440F
440FSe
SUS440F
SUS440F
AISI 440F
AISI 440F Se
Type440F
SUS440F
SUS440F
STS440F
STS440F
S44020
S44020
UNS S44020
S44020

Relevant standard of S44020

A 582/A 582M (2012) Martensitic Chromium Free Machining Stainless Steel A-582-A-582M-(2012).pdf
A 582 S44020 A 582 S44023
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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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