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A 959 S44025

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S44023 S44025
#S44025

Description

USA SAE A 959 (2011), A 959 S44025 Specialsteel Standard Guide for Specifying Harmonized Standard Grade Compositions for Wrought Stainless Steels and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Specialsteel: A 959 S44025
Category Class Grade Type Standard Country Application
Steel GradesSpecialsteel A 959 S44025 Martensite SAE USA Standard Guide for Specifying Harmonized Standard Grade Compositions for Wrought Stainless Steels

Chemical composition(mass fraction)(wt.%) of the A 959 S44025

C Mn Si P S Cr Ni Mo
0.95 -1.10 ≤1.00 ≤1.00 ≤0.025 ≤0.025 16.00 -18.00 ≤0.75 0.40 -0.65

Mechanical Properties of steel grade A 959 S44025

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)
566 (≥) 594 (≥) 41 22 14 Solution and Aging, Annealing, Ausaging, Q+T,etc 423

Physical Properties of steel grade A 959 S44025

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
21 - -     0.22 -  
174 844 - 43.3 421   -  
977 - 11 41.2   241 212

Heat Treatment of steel grade A 959 S44025

Heat treated : 1455°C - 1284°C

Technological Curves of steel grade A 959 S44025

Cross Reference Table (Equivalent Grade) of A 959 S44025

Grade Standard Country Application
S44025
UNS S44025

Relevant standard of A 959 S44025

A 959 (2011) Standard Guide for Specifying Harmonized Standard Grade Compositions for Wrought Stainless Steels A-959-(2011).pdf
S44023 S44025
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Jiangyou Longhai Special Steel Co.,Ltd.

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