STAINLESS PIPES

Steel seamless stainless pipes according ASTM A 312-94b

Range

External diameter

Wall thickness

Inch

Mm

Inch

mm

0.405

10.29

0.048

1.24

0.068

1.73

0.095

2.41

0.540

13.72

0.064

1.65

0.088

2.24

0.119

3.02

0.675

17.15

0.064

1.65

0.091

2.31

0.126

3.2

0.840

21.34

0.065

1.65

0.083

2.11

0.109

2.77

0.146

3.73

1.050

26.67

0.064

1.65

0.083

2.11

0.113

2.8

0.153

3.91

1.315

33.4

0.064

1.65

0.109

2.77

0.133

3.38

0.179

4.55

1.660

42.16

0.064

1.65

0.109

2.77

0.140

3.56

0.190

4.85

1.900

48.26

0.064

1.65

0.109

2.77

0.144

3.68

0.200

5.08

2.370

60.33

0.064

1.65

0.109

2.77

0.153

3.91

0.217

5.54

2.870

73.03

0.083

2.11

0.120

3.05

0.203

5.16

0.275

7.01

Quality of steel

Steel Grade

Chemical composition,%

 

C, max

Mn, max

P, max

S, max

Si, max

Ni, max

Cr, max

Mo, max

TP 304

0.080

2.00

0.040

0.030

0.75

8.0-11.0

18.0-20.0

-

TP 304 L

0.035

2.00

0.040

0.030

0.75

8.0-11.0

18.0-20.0

-

TP 316

0.080

2.00

0.040

0.030

0.75

11.0-14.0

16.0-18.0

2.0-3.0

TP 316 L

0.035

2.00

0.040

0.030

0.75

11.0-14.0

16.0-18.0

2.0-3.0

TP 321

0.080

2.00

0.040

0.030

0.75

9.0-13.0

17.0-20.0

-

Mechanical properties

Steel Grade

Tensile strenght, MPa

Yield strength, MPa

Relative elongation, %

min

TP 304

515

205

35

TP 304 L

485

170

35

TP 316

515

205

35

TP 316 L

485

170

35

TP 321

515

205

35

Steel seamless stainless pipes according GOST 9940-81

Range

External diameter, mm

Wall thickness, mm

76

From 4.5 to 11.0

83

From 4.5 to 14.0

95

From 4.5 to 14.0

102

From 5.0 to 20.0

108

From 5.0 to 22.0

114

From 5.0 to 22.0

121

From 5.0 to 26.0

127

From 5.0 to 26.0

133

From 5.0 to 26.0

140

From 6.0 to 24.0

146

From 6.0 to 22.0

152

From 6.0 to 24.0

159

From 6.0 to 24.0

168

From 7.0 to 26.0

180

From 8.0 to 26.0

194

From 9.0 to 28.0

219

From 10.0 to 28.0

245

From 11.0 to 24.0

272

From 11.0 to 19.0

325

From 12.0 to 15.0

Quality of steel

Steel grade

Chemical composition,%

 

C, max

Mn, max

Si,

max

P, max

S, max

Ni, max

Cr, max

Mo, max

Ti

08Cr18H10T

0.08

2.00

0.8

0.035

0.020

9.0-11.0

17.0-19.0

-

5xC-0.7

12Cr18Ni10Ti

0.12

2.00

0.8

0.035

0.020

9.0-11.0

17.0-19.0

-

5xC-0.8

10Cr17Ni13Mo2Ti

0.08

2.00

0.8

0.035

0.020

12.0-14.0

16.0-18.0

2

5xC-0.7

Mechanical properties

Steel grade

Tensile strength, Mpa

Relative elongation, %

 

Not less

08Cr18H10T

510

40

12Cr18Ni10Ti

529

40

10Cr17Ni13Mo2Ti

529

35