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A 276 XM-21

Description

USA SAE A 276 (2010) , A 276 XM-21 Specialsteel Stainless Steel Bars and Shapes and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Specialsteel: A 276 XM-21
Category Class Grade Type Standard Country Application
Steel GradesSpecialsteel A 276 XM-21 Austenite SAE USA Stainless Steel Bars and Shapes

Chemical composition(mass fraction)(wt.%) of the A 276 XM-21

C Si Mn P S Cr Ni N
≤0.08 ≤1.00 ≤2.00 ≤0.045 ≤0.03 18.0 -20.0 8.00 -10.5 0.16 -0.30

Mechanical Properties of steel grade A 276 XM-21

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)
426 (≥) 327 (≥) 23 24 13 Solution and Aging, Annealing, Ausaging, Q+T,etc 224

Physical Properties of steel grade A 276 XM-21

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
41 - -     0.43 -  
521 755 - 41.3 413   -  
244 - 33 43.2   441 144

Heat Treatment of steel grade A 276 XM-21

Heat treated : 1653°C - 1351°C

Technological Curves of steel grade A 276 XM-21

Cross Reference Table (Equivalent Grade) of A 276 XM-21

Grade Standard Country Application
XM-21
XM-21J
S30452
S30452
S30452
304HN(S30452)

Relevant standard of A 276 XM-21

A 276 (2010) Stainless Steel Bars and Shapes A-276--(2010)-.pdf

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