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SA-276 XM-21

Favorite Datasheet
A 959 Type XM-21 XM-21
#XM-21 #S30452

Description

USA AMS SA-276 , SA-276 XM-21 Specialsteel Specification for Stainless Steel Bars and Shapes and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

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

Chemical composition(mass fraction)(wt.%) of the SA-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 SA-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)
662 (≥) 955 (≥) 42 12 22 Solution and Aging, Annealing, Ausaging, Q+T,etc 441

Physical Properties of steel grade SA-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
13 - -     0.44 -  
183 856 - 42.3 424   -  
226 - 31 23.2   442 323

Heat Treatment of steel grade SA-276 XM-21

Heat treated : 1785°C - 1725°C

Technological Curves of steel grade SA-276 XM-21

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

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

Relevant standard of SA-276 XM-21

SA-276 Specification for Stainless Steel Bars and Shapes SA-276-.pdf
A 959 Type XM-21 XM-21
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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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