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A 240 S21400

Favorite Datasheet
A 214 A 540 Grade B21 Class 4
#214

Description

USA SAE A 240/A 240M (2013), A 240 S21400 Specialsteel Chromium and Chromium-Nickel Stainless Steel Plate, Sheet, and Strip for Pressure Vessels and for General Applications and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Specialsteel: A 240 S21400
Category Class Grade Type Standard Country Application
Steel GradesSpecialsteel A 240 S21400 Precipitation-Hardening SAE USA Chromium and Chromium-Nickel Stainless Steel Plate, Sheet, and Strip for Pressure Vessels and for General Applications

Chemical composition(mass fraction)(wt.%) of the A 240 S21400

C Si Mn P S Ni Cr Al Cu Ti Fe N Mo B Zr
≤0.05 ≤0.20 ≤0.50 ≤ ≥ ≤ ≥ ≤remaining 15.00 -17.00 4.00 -5.00 ≤ ≥ ≤0.50 2.00 -4.00 ≤ ≥ ≤0.50 ≤0.006 ≤0.05

Mechanical Properties of steel grade A 240 S21400

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)
635 (≥) 814 (≥) 12 24 13 Solution and Aging, Annealing, Ausaging, Q+T,etc 343

Physical Properties of steel grade A 240 S21400

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
34 - -     0.13 -  
873 749 - 22.3 123   -  
387 - 33 14.2   314 224

Heat Treatment of steel grade A 240 S21400

Heat treated : 1448°C - 1748°C

Technological Curves of steel grade A 240 S21400

Cross Reference Table (Equivalent Grade) of A 240 S21400

Grade Standard Country Application
S21400
S21460
214
214
S21400
S21400
UNS G12144
UNS G12144
UNS W21418
UNS W74214
UNS K21451
UNS K21450
UNS K21485
UNS W82141
SS14:2140
SS14:2140
SS14:2140

Relevant standard of A 240 S21400

A 240/A 240M (2013) Chromium and Chromium-Nickel Stainless Steel Plate, Sheet, and Strip for Pressure Vessels and for General Applications A-240-A-240M-(2013).pdf
A 214 A 540 Grade B21 Class 4
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Jiangyou Longhai Special Steel Co.,Ltd.

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