Nascent Pipe & Tubes

Nominal
Pipe Size

OD

Schedule
Standard

Schedule
40

Schedule
60

Schedule
XS

Schedule
80

Schedule
160

Schedule
XXS

mm

inch

mm

Wall

Wt.

Wall

Wt.

Wall

Wt.

Wall

Wt.

Wall

Wt.

Wall

Wt.

Wall

Wt.

3

1/8

10.3

1.7

0.357

1.7

0.357

2.4

0.470

2.4

0.470

6

1/4

13.7

2.2

0.625

2.2

0.625

3.0

0.804

3.0

0.804

10

3/8

17.1

2.3

0.848

2.3

0.848

3.2

1.10

3.2

1.10

25

1

33.4

3.4

2.50

3.4

2.50

4.5

3.23

4.5

3.23

6.4

4.23

9.1

5.45

Chemical Composition ( In Percentage )

Grade

C (Max)

Mn (Max)

P (Max)

S (Max)

Si (Max)

Cr

Ni

Mo

Nitrogen (Max)

Cu/ Others

301

0.15

2.00

0.045

0.030

1.00

16.00 - 18.00

6.00 - 8.00

-

0.10

-

304

0.08

2.00

0.045

0.030

0.75

18.00 - 20.00

8.00- 10.50

-

0.10

-

304L

0.030

2.00

0.045

0.030

0.75

18.00 - 20.00

8.00- 12.00

-

0.10

-

310S

0.08

2.00

0.045

0.030

1.50

24.00- 26.00

19.00 - 22.00

-

-

-

316L

0.030

2.00

0.045

0.030

0.75

16.00 - 18.00

10.00 - 14.00

2.00 - 3.00

0.10

-

Chemical Analysis

Mechanical Properties

Specific Requirement

Tensile Strength

Yield Strength

Elongation

Specification

WT

C%

Mn%

P% MAX

S% MAX

Si%

Cr%

Mo%

Mpa

Mpa

50mm MIN Longitudinal

ASTM A 53/A
ASTM A 53/B
ASTM A 106/A
ASTM A 106/B
ASTM A 106/C

AW
AW
AW
AW
AW

0.25MAX
0.30MAX
0.25MAX
0.30MAX
0.35MAX

0.95MAX
1.20MAX
0.27-0.93
0.29-1.06
0.29-1.06

0.050
0.050
0.025
0.025
0.025

0.060
0.060
0.025
0.025
0.025

-
-
0.10MIN
0.10MIN
0.10MIN

-
-
0.40MAX
0.40MAX
0.40MAX

-
-
0.15MAX
0.15MAX
0.15MAX

331MIN
413MIN
330MIN
415MIN
485MIN

207 MIN
240MIN
205MIN
240MIN
275MIN

36
29.5
35/28
30/22
30/22

Cr MoCu NiVa
0.40 0.15 0.40 0.40 0.08
five elements not to exceed 1%

Normal
Pipe
Size

Outside
Dia. of
Flange

Minimum
Thickness
of Flange

Overall         Length

Bolt
Circle

No. and
Size of
Holes

O.D. of
Raised
Face

Welding
Neck

Slip-On
& Socket
Welding

Lap Joint

O

Q

Y

Diam.

No.

dia.

R

1/2

89

11.2

47.6

15.9

15.9

60.5

4

15

35

3/4

117

15.9

57.2

25.4

25.4

82.5

4

15

43

1

108

14.3

55.6

17.5

17.5

79.5

4

15

51

1.1/4

117

15.9

57.2

20.6

20.6

89.0

4

15

64

1.1/2

127

17.5

61.9

22.2

22.2

98.5

4

15

73

2

152

19.1

63.5

25.4

25.4

120.5

4

19

92

2.1/2

178

22.3

69.8

28.6

28.6

139.5

4

19

105

Pipes

Tubes

ASTM A 335 Grade P - 11

ASTM 213 Grade T - 11

ASTM A 335 Grade P - 12

ASTM 213 Grade T - 12

ASTM A 335 Grade P - 22

ASTM 213 Grade T - 22

ASTM A 335 Grade P - 9

ASTM 213 Grade T - 5

ASTM A 335 Grade P - 9

ASTM 213 Grade T - 9

ASTM A 335 Grade P - 5

ASTM 213 Grade T - 9 A

BS 3604 Grade 620 - 440

ASTM 213 Grade T - 2

BS 3604 Grade 621

ASTM 213 Grade T - 1

BS 3604 Grade 622

ASTM 213 Grade T - 1 B