SS316 Stainless Steel Pipe

SS316 Stainless Steel Pipe

SS316 Stainless Steel Pipe Composition Table 1. Composition ranges for 316 grade of stainless steels. Mechanical Properties Table 2. Mechanical properties of 316 grade stainless steels. Note: 316H also has a requirement for a grain size of ASTM no. 7 or coarser. Physical Properties Table 3....

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SS316 Stainless Steel Pipe


Composition
Table 1. Composition  ranges for 316 grade of stainless steels.

Grade

 

C

Mn

Si

P

S

Cr

Mo

Ni

N

316

Min

-

-

-

0

-

16.0

2.00

10.0

-

Max

0.08

2.0

0.75

0.045

0.03

18.0

3.00

14.0

0.10

316L

Min

-

-

-

-

-

16.0

2.00

10.0

-

Max

0.03

2.0

0.75

0.045

0.03

18.0

3.00

14.0

0.10

316H

Min

0.04

0.04

0

-

-

16.0

2.00

10.0

-

max

0.10

0.10

0.75

0.045

0.03

18.0

3.00

14.0

-


Mechanical Properties

Table 2. Mechanical properties of 316 grade stainless steels.

Grade

Tensile Str (MPa) min

Yield Str 0.2% Proof (MPa) min

Elong (% in 50 mm) min

Hardness

Rockwell B (HR B) max

Brinell (HB) max

316

515

205

40

95

217

316L

485

170

40

95

217

316H

515

205

40

95

217

Note: 316H also has a requirement for a grain size of  ASTM no. 7 or coarser.


Physical Properties
Table 3. Typical physical properties for 316 grade stainless  steels.


     Grade

Density(kg/m3)

Elastic Modulus (GPa)

Mean Co-eff of Thermal Expansion (µm/m/°C)

Thermal Conductivity (W/m.K)

Specific Heat 0-100 °C (J/kg.K)

Elec Resistivity (nΩ.m)

0-100 °C

0-315 °C

0-538 °C

At 100 °C

At 500 °C

316/L/H

8000

193

15.9

16.2

17.5

16.3

21.5

500

740

 

Grade Specification Comparison

Table 4. Grade specifications for 316 grade stainless steels.

Grade

UNS No

Old British

Euronorm

Swedish SS

Japanese JIS

BS

En

No

Name

316

S31600

316S31

58H, 58J

1.4401

X5CrNiMo17-12-2

2347

SUS 316

316L

S31603

316S11

-

1.4404

X2CrNiMo17-12-2

2348

SUS 316L

316H

S31609

316S51

-

-

-

-

-



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