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ASTM A249 Stainless Steel Welded Tube

Welded. ERW.
Surface: 2B, Pickled & Annealed, Polished, Mirror.
Mainly Grade: 304, 304L, 316L, 321, 310S, 347H, 904L.
Standard: ASTM/ASME/ANSI, JIS, DIN, EN, GOST, BS, GB.
Description

ASTM/ASME A249 Stainless Steel Tube Specification for:

Welded Austenitic Steel Boiler, Superheater, Heat Exchanger, and Condenser Tubes.

It covers nominal-wall-thickness welded tubes made from the austenitic steels ,with various grades intended for such use as boiler, superheater, heat exchanger, or condenser tubes.

The tubing sizes and thicknesses usually furnished to this specification are 1⁄8 in. [3.2 mm] in inside diameter to 5 in. [127 mm] in outside diameter and 0.015 to 0.320 in. [0.4 to 8.1mm], inclusive, in wall thickness. Tubing having other dimensions may be furnished, provided such tubes comply with all other requirements of this specification.

 

ASTM A249 Stainless Steel Welded Tube Chemical Composition:

Grade

Chemical Component %

C

Mn

P

S

Si

Ni

Cr

Mo

N

Other

TP304

0.08

2

0.045

0.03

1

8.0-11.0

18.0-20.0

-

-

-

TP304L

0.03

2

0.045

0.03

1

8.0-12.0

18.0-20.0

-

-

-

TP304H

0.04~0.10

2

0.045

0.03

1

8.0-11.0

18.0-20.0

-

-

-

TP304N

0.08

2

0.045

0.03

1

8.0-11.0

18.0-20.0

-

0.10-0.16

-

TP304LN

0.03

2

0.045

0.03

1

8.0-11.0

18.0-20.0

-

0.10-0.16

-

TP309S

0.08

2

0.045

0.03

1

12.0-15.0

22.0-24.0

 

-

-

TP309H

0.04~0.10

2

0.045

0.03

1

12.0-15.0

22.0-24.0

 

-

-

TP310S

0.08

2

0.045

0.03

1

19.0-22.0

24.0-26.0

 

-

-

TP310H

0.04~0.10

2

0.045

0.03

1

19.0-22.0

24.0-26.0

 

-

-

TP316

0.08

2

0.045

0.03

1

10.0-14.0

16.0-18.0

2.00-3.00

-

-

TP316L

0.03

2

0.045

0.03

1

10.0-14.0

16.0-18.0

2.00-3.00

-

-

TP316H

0.04~0.10

2

0.045

0.03

1

10.0-14.0

16.0-18.0

2.00-3.00

 

-

TP316N

0.08

2

0.045

0.03

1

10.0-13.0

16.0-18.0

2.00-3.00

0.10-0.16

-

TP316LN

0.03

2

0.045

0.03

1

10.0-13.0

16.0-18.0

2.00-3.00

0.10-0.16

-

TP317

0.08

2

0.045

0.03

1

11.0-15.0

18.0-20.0

3.00-4.00

-

-

TP317L

0.03

2

0.045

0.03

1

11.0-15.0

18.0-20.0

3.00-4.00

-

-

TP321

0.08

2

0.045

0.03

1

9.0-12.0

17.0-19.0

-

0.1

Ti5(C+N)~0.7

TP321H

0.04~0.10

2

0.045

0.03

1

9.0-12.0

17.0-19.0

-

0.1

Ti4(C+N)~0.6

TP347

0.08

2

0.045

0.03

1

9.0-12.0

17.0-19.0

-

-

Nb:10*C%-1.1

TP347H

0.04~0.10

2

0.045

0.03

1

9.0-12.0

17.0-19.0

-

-

Nb:8*C%-1.0


ASTM A249 Stainless Steel Welded Tube Description:

Out Diameter(OD):

1/2"-12", DN10-DN200, 12mm-204mm.

Wall Thickness(W.T.):

0.035”, 0.065”, 0.083”, 0.89mm, 1.2mm, 1.65mm, 2.11mm, 2.6mm, BWG, SWG.

Length(L):

Fixed 6 meters, or other Length as Specified.

End:

Plain End.

Delivery Condition:

Annealed and Pickled, Bright Annealed, Polished(400#,600#).

Inspection:

100% PMI, Hydrostatic Test, Eddy Current, Ultrasonic, X-Ray, Penetrant Test.

Mechanical Test:

Tension Test, Flattening Test, Flaring Test, Hardness Test, Impact Test.

Tolerance:

According to the Production Standard.

Packing:

By Bundles, Plywood Cases.

Marking:

YASE PIPELINE, Material Grade, Standard, Specification, Heat No., Lot No.

Mill Test Certificate:

According to EN 10204 3.2

Production Time:

2-30 Days, or up to the quantity.

Shipping:

By Sea, By Air, By Express.

MOQ:

100KGS.

Sample:

Free samples but freight charge paid by customer.

Customized:

Available.


YASE PIPELINE Manufacturing ASTM A249 Welded Tube Products:

ERW Welded Stainless Steel Tube

Heat Exchanger Stainless Steel Welded Tube

Stainless Steel Welded Condenser Tube

Stainless Steel Boiler Tube

Austenite Stainless Steel Welded Tube

High Temperature Stainless Steel Welded Tube


ASTM A249 Stainless Steel Welded Tube Mechanical Property:

Grade

UNS Designation

Tensile Strength, Min ksi [MPa]

Yield strength, min ksi [MPa]

Elongation in 2 in. or 50 mm, min, %A, B

Rockwell Hardness

Max

TP304

S30400

75 [515]

30 [205]

35

90HB

TP304L

S30403

70 [485]

25 [170]

35

90HB

TP304H

S30409

75 [515]

30 [205]

35

90HB

TP304N

S30415

80 [550]

35 [240]

35

90HB

TP310S

S31008

75 [515]

30 [205]

35

90HB

TP310H

S31009

75 [515]

30 [205]

35

90HB

TP316

S31600

75 [515]

30 [205]

35

90HB

TP316L

S31603

70 [485]

25 [170]

35

90HB

TP316H

S31609

75 [515]

30 [205]

35

90HB

TP316Ti

S31635

75 [515]

30 [205]

35

90HB

TP317

S31700

75 [515]

30 [205]

34

90HB

TP317L

S31703

75 [515]

30 [205]

35

90HB

TP321

S32100

75 [515]

30 [205]

35

90HB

TP321H

S32109

75 [515]

30 [205]

35

90HB

TP347

S34700

75 [515]

30 [205]

35

90HB

TP347H

S34709

75 [515]

30 [205]

35

90HB


ASTM A249 Stainless Steel Welded Tube Dimension Chart :

Outside Diameter

Birmingham Wire Gauge (BWG)

20

18

16

15

14

13

Inch

Mm

 

 

 

 

 

 

(0.889 Mm)

(1.245 Mm)

(1.651 Mm)

(1.829 Mm)

(2.108 Mm)

(2.413 Mm)

Weight, Kg/M (Average Wall  )

 1/4

0.25

6.35

0.12

0.16

0.19

 1/3

0.313

7.95

0.15

0.21

0.25

0.28

 3/8

0.375

9.525

0.19

0.25

0.31

0.34

0.39

 1/2

0.5

12.7

0.25

0.34

0.45

0.49

0.55

0.61

 5/8

0.625

15.875

0.33

0.45

0.58

0.64

0.71

0.8

 3/4

0.75

19.05

0.4

0.55

0.72

0.77

0.88

0.98

 7/8

0.875

22.225

0.46

0.64

0.83

0.92

1.04

1.18

1

1

25.4

0.54

0.74

0.97

1.06

1.21

1.37

1 1/8

1.125

28.575

0.61

0.83

1.1

1.21

1.37

1.56

1 1/4

1.25

31.75

0.68

0.94

1.23

1.35

1.53

1.76

1 3/8

1.375

34.925

0.74

1.03

1.35

1.49

1.7

1.93

1 1/2

1.5

38.1

0.82

1.13

1.49

1.64

1.87

2.17

1 3/4

1.75

44.45

0.97

1.32

1.74

1.92

2.2

2.5

2

2

50.8

1.52

1.99

2.2

2.53

2.89

2 1/4

2.25

57.15

1.73

2.26

2.48

2.87

3.26

2 3/8

2.375

60.325

1.81

2.38

2.63

3.02

3.44

2 1/2

2.5

63.5

1.91

2.52

2.78

3.18

3.66

2 7/8

2.875

73.025

2.2

2.9

3.2

3.68

4.2

3

3

76.2

2.31

3.04

3.35

3.85

4.39

3 1/2

3.5

88.9

2.69

3.56

3.93

4.51

5.15

4

4

101.6

4.11

4.54

5.21

5.95


ASTM A249 Stainless Steel Welded Tube Dimensions Tolerance Chart:

Tolerances

OD Size

OD Tolerances

Wall Thickness Tolerances

Cut Tolerances

Inches

Inches

Length  Inches

Less than 1

±0.004

± 10%

+1/8–0

1 to 1-1/2

±0.006

Over 1-1/2 to 2

±0.008

Over 2 to 2-1/2

±0.010

+3/16–0

Over 2-1/2 to 3

±0.012

Over 3 to 4

±0.015

Over 4 to 5

0.015

– 0.025


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