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astm a312 tp304 stainless seamless steel pipe

astm a312 tp304 stainless seamless steel pipe
Product Detailed
Related Categories:Stainless Steel Pipes
1.Outer Diameter:8mm-1210mm 2.Thickness: 0.5mm-79mm 3.Length: any length 4.Standard: BS, JIS, GB, DIN, ASTM, API

Chemical Composition of Stainless Steel 304

Table 1. Typical chemical composition for 304 stainless steel alloys

%

304

304L

304H

C

0-0.07

0-0.03

0.04-1

Mn

0-2.0

0-2.0

0-2.0

Si

0-1

0-1

0-1

P

0-0.05

0-0.05

0-0.05

S

0-0.02

0-0.02

0-0.02

Cr

17.5-19.5

17.5-19.5

17.5-19.5

Ni

8-10.5

8-10.5

8-10.5

Fe

Balance

Balance

Balance

Properties of Stainless Steel 304

Mechanical Properties of Stainless Steel 304

Table 2. Typical mechanical properties for 304 stainless steel alloys

Grade

304

304L

304H

Tensile Strength (MPa)

520-720

500-6070

520-720

Compression Strength (MPa)

210

-

-

Proof Stress 0.2% (MPa)

210

200

210

Elongation A5 (%)

45 Min

45 Min

40 Min

Hardness Rockwell B

92

-

-

Physical Properties of Stainless Steel 304

Table 3. Typical physical properties for 304 stainless steel alloys

Property

Value

Density

8.00 g/cm3

Melting Point

1450°C

Modulus of Elasticity

193 GPa

Electrical Resistivity

0.072x10-6 Ù.m

Thermal Conductivity

16.2 W/m.K 

Thermal Expansion

17.2x10-6 /K 

astm a312 tp304 stainless seamless steel pipe



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