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304

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S30215 S30400
#304

Description

304 High Alloy and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:High Alloy: 304
Category Type Steel Grade Standard Country Application
Steel GradesHigh Alloy 304
S21904
XM-29
S24000
XM-28
S24100
S28200
302
S30200
302B
S30215

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

 

C
≤		 Si
≤		 Mn
≤		 P
≤		 S
≤		 Cr Ni
0.08 1 2 0.045 0.03 18-20 8-10.5
Mo Al Cu Nb Ti V Ce
             
N Co Pb B Other    
≤0.1            
             

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)
212 (≥) 271 (≥) 24 34 12 Solution and Aging, Annealing, Ausaging, Q+T,etc 412

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
23 - -     0.41 -  
217 567 - 24.3 112   -  
795 - 22 43.2   433 413

Heat Treatment of steel grade 304

Heat treated : 1599°C - 1278°C

Technological Curves of steel grade 304

Cross Reference Table (Equivalent Grade) of 304

Grade Standard Country Application
T30403 UNS USA Alloy tool steel
T30404 ASTM USA Alloy tool steel
T30405 UNS USA Alloy tool steel
T30407 UNS USA Alloy tool steel
T11304 UNS USA Molybdenum series High-speed tool steel
S32304 UNS USA Dual-phase steel
S32304 UNS USA Dual-phase steel
2304 UNS USA Dual-phase steel
2304 UNS USA Dual-phase steel
UNS S30430 UNS USA precipitation hardening
SUS304A JIS Japan martensitic stainless steel
SUS304N2A JIS Japan martensitic stainless steel
SUS304-CPS JIS Japan ferritic stainless steel
SUS304FB JIS Japan austenitic special steel
SUS304HFB JIS Japan austenitic special steel
SUS304LFB JIS Japan austenitic special steel
SUS304HTP JIS Japan austenitic special steel
SUS304LTP JIS Japan austenitic special steel
SUS304TKA JIS Japan ferritic stainless steel
SUS304TKC JIS Japan ferritic stainless steel
S30215 S30400
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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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