304

C

Si

Mn

P

S

Ni

Cr

≤0.08

≤1.00

≤2.00

≤0.045

≤0.03

8.00~12.00

18.00~20.00

304

Tensile Strength:

σb (MPa)≥520

Yield strength :

σ.2 (MPa)≥205

Elongation:

δ5 (%)≥40

Hardness :

≤187HB;≤90HRB;≤200HV

Density :

7.93g/cm3

specific heat capacity

c(20℃)0.502 J·(g·C)-1

heat conductivity

λ/W(m·℃)-1

melting point

1398～1420℃

304

Tensile Strength:

σb (MPa)≥520

Yield strength :

σ0.2 (MPa)≥205

Elongation:

δ5 (%)≥40

Hardness :

≤187HB;≤90HRB;≤200HV