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A 314 303

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303 A 473 303
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Description

USA SAE A 314 (2008) , A 314 303 Specialsteel Stainless Steel Billets and Bars for Forging and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Specialsteel: A 314 303
Category Class Grade Type Standard Country Application
Steel GradesSpecialsteel A 314 303 Austenite SAE USA Stainless Steel Billets and Bars for Forging

Chemical composition(mass fraction)(wt.%) of the A 314 303

C Si Mn P S Cr Ni Mo
≤0.15 ≤1.00 ≤2.00 ≤0.2 0.15 - ≥ 17.0 -19.0 8.00 -10.0 ≤0.60

Mechanical Properties of steel grade A 314 303

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)
674 (≥) 857 (≥) 34 14 32 Solution and Aging, Annealing, Ausaging, Q+T,etc 341

Physical Properties of steel grade A 314 303

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
44 - -     0.21 -  
883 239 - 33.3 133   -  
192 - 31 23.2   111 412

Heat Treatment of steel grade A 314 303

Heat treated : 1171°C - 1459°C

Technological Curves of steel grade A 314 303

Cross Reference Table (Equivalent Grade) of A 314 303

Grade Standard Country Application
M303
1.4303
1.4303
1.2303
303
S30300
303Se
S30323
S30345
303MA
S30345
S30310
S43035
S43036
S43035
303Al Mod
S43035
303
S30300
S30310

Relevant standard of A 314 303

A 314 (2008) Stainless Steel Billets and Bars for Forging A-314--(2008)--.pdf
303 A 473 303
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