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304

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304 304
#304 #S30400

Description

USA ASTM SAE AMS-QQ-S-763B (1998) , SAE AMS-T-6845A (1999) , SAE AMS-T-8506B (1999) , 304 Specialsteel Steel, Corrosion Resistant, Bars, Wire, Shapes, and Forgings and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Specialsteel: 304
Category Class Grade Type Standard Country Application
Steel GradesSpecialsteel 304 Austenite ASTM USA Steel, Corrosion Resistant, Bars, Wire, Shapes, and Forgings

Chemical composition(mass fraction)(wt.%) of the 304

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 ≤0.10

Mechanical Properties of steel grade 304

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)
392 (≥) 621 (≥) 14 44 44 Solution and Aging, Annealing, Ausaging, Q+T,etc 113

Physical Properties of steel grade 304

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
31 - -     0.11 -  
512 387 - 32.3 124   -  
571 - 34 22.2   322 433

Heat Treatment of steel grade 304

Heat treated : 1255°C - 1656°C

Technological Curves of steel grade 304

Cross Reference Table (Equivalent Grade) of 304

Grade Standard Country Application
304
S30400
304L
S30403
304H
S30409
S30415
S30430
S30432
304N
S30451
S30452
304HN
S30452
304LN
S30453
304LHN
S30454
2304
S32304

Relevant standard of 304

SAE AMS-QQ-S-763B (1998) Steel, Corrosion Resistant, Bars, Wire, Shapes, and Forgings SAE-AMS-QQ-S-763B--(1998)-.pdf
SAE AMS-T-6845A (1999) Tubing, Steel, Corrosion-Resistant (S30400), Aerospace Vehicle Hydraulic System 1/8 Hard Condition SAE-AMS-T-6845A--(1999)-.pdf
SAE AMS-T-8506B (1999) Tubing, Steel, Corrosion-Resistant, (304), Annealed, Seamless and Welded SAE-AMS-T-8506B--(1999)-.pdf
304 304
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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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