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A 554 MT 309S

Description

USA SAE A 554 (2011) , A 554 MT 309S Specialsteel Welded Stainless Steel Mechanical Tubing and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Specialsteel: A 554 MT 309S
Category Class Grade Type Standard Country Application
Steel GradesSpecialsteel A 554 MT 309S Austenite SAE USA Welded Stainless Steel Mechanical Tubing

Chemical composition(mass fraction)(wt.%) of the A 554 MT 309S

C Si Mn P S Cr Ni
≤0.08 ≤1.00 ≤2.00 ≤0.045 ≤0.03 22.0 -24.0 12.0 -15.0

Mechanical Properties of steel grade A 554 MT 309S

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)
447 (≥) 862 (≥) 22 43 43 Solution and Aging, Annealing, Ausaging, Q+T,etc 322

Physical Properties of steel grade A 554 MT 309S

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
42 - -     0.13 -  
957 497 - 43.3 424   -  
418 - 11 42.2   321 343

Heat Treatment of steel grade A 554 MT 309S

Heat treated : 1911°C - 1533°C

Technological Curves of steel grade A 554 MT 309S

Cross Reference Table (Equivalent Grade) of A 554 MT 309S

Relevant standard of A 554 MT 309S

A 554 (2011) Welded Stainless Steel Mechanical Tubing A-554--(2011)-.pdf

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