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ASTM A53, astm a53 schedule 40 seamless steel pipe

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ASTM A53, astm a53 schedule 40 seamless steel pipe
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ASTM A53

Date:2021-04-27View:7293Tags:ASTM A53, astm a53 schedule 40 seamless steel pipe

Introduction of ASTM A53 Steel Pipe

In the industrial sector, ASTM A53 pipe, a high-strength, corrosion-resistant stainless steel, is widely used across various industries. From petrochemicals to pharmaceuticals and food processing, ASTM A53 pipe has become a key component in a variety of complex processes due to its superior performance and reliability.


ASTM A53 specification covers seamless and welded black and hot-dipped galvanized steel pipe in NPS 1/8 to NPS 26. The steel categorized in this standard must be open-hearth, basic-oxygen or electric-furnace processed and must have the following chemical requirements: carbon, manganese, phosphorus, sulfur, copper, nickel, chromium, molybdenum, and vanadium. The tubing shall undergo a seamless or welding process. Tension, bend, and flattening tests shall be performed to make sure that it must adhere to the mechanical properties of the standard. The hydrostatic test shall be applied, without leakage through the weld seam or the pipe body. Nondestructive electric test shall be made to make sure that the full volume of the pipe must be in accordance with the standard. The purchaser shall have the right to perform any of the inspections and tests set forth in this specification where deemed necessary to ensure that the pipe conforms to the specified requirements.


astm a53 seamless steel pipe


ASTM A53 Pipe Specifications

A53 pipe comes in three types (F, E, S) and two grades (A, B).

Type F—Furnace-butt-welded, continuous welded Grade A.

Type E—Electric-resistance-welded, Grades A and B.

Type S—Seamless pipe, Grades A and B.


ASTM A53 Pipe Dimensions

Nominal
Pipe Size

Outside
Diameter
(mm)

Nominal Wall Thickness Schedule

NPS

DN

OD

SCH
5

SCH
10

SCH
20

SCH
30

SCH
STD

SCH
40

SCH
60

SCH
XS

SCH
80

SCH
100

SCH
120

SCH
140

SCH
160

SCH
XXS

1/8

6

10.3

–

1.24

–

1.45

1.73

1.73

–

2.41

2.41

–

–

–

–

–

1/4

8

13.7

–

1.65

–

1.85

2.24

2.24

–

3.02

3.02

–

–

–

–

–

3/8

10

17.1

–

1.65

–

1.85

2.31

2.31

–

3.20

3.20

–

–

–

–

–

1/2

15

21.3

1.65

2.11

–

2.41

2.77

2.77

–

3.73

3.73

–

–

–

4.78

7.47

3/4

20

26.7

1.65

2.11

–

2.41

2.87

2.87

–

3.91

3.91

–

–

–

5.56

7.82

1

25

33.4

1.65

2.77

–

2.9

3.38

3.38

–

4.55

4.55

–

–

–

6.35

9.09

1 1/4

32

42.2

1.65

2.77

–

2.97

3.56

3.56

–

4.85

4.85

–

–

–

6.35

9.70

1 1/2

40

48.3

1.65

2.77

–

3.18

3.68

3.68

–

5.08

5.08

–

–

–

7.14

10.15

2

50

60.3

1.65

2.77

–

3.18

3.91

3.91

–

5.54

5.54

–

–

–

8.74

11.07

2 1/2

65

73

2.11

3.05

–

4.78

5.16

5.16

–

7.01

7.01

–

–

–

9.53

14.02

3

80

88.9

2.11

3.05

–

4.78

5.49

5.49

–

7.62

7.62

–

–

–

11.13

15.24

3 1/2

90

101.6

2.11

3.05

–

4.78

5.74

5.74

–

8.08

8.08

–

–

–

–

–

4

100

114.3

2.11

3.05

–

4.78

6.02

6.02

–

8.56

8.56

–

11.13

–

13.49

17.12

5

125

141.3

2.77

3.40

–

–

6.55

6.55

–

9.53

9.53

–

12.70

–

15.88

19.05

6

150

168.3

2.77

3.40

–

–

7.11

7.11

–

10.97

10.97

–

14.27

–

18.26

21.95

8

200

219.1

2.77

3.76

6.35

7.04

8.18

8.18

10.31

12.70

12.70

15.09

18.26

20.62

23.01

22.23

10

250

273.0

3.40

4.19

6.35

7.80

9.27

9.27

12.70

12.70

15.09

18.26

21.44

25.40

28.58

25.40

12

300

323.8

3.96

4.57

6.35

8.38

9.53

10.31

14.27

12.70

17.48

21.44

25.40

28.58

33.32

25.40

14

350

355.6

3.96

6.35

7.92

9.53

9.53

11.13

15.09

12.70

19.05

23.83

27.79

31.75

35.71

–

16

400

406.4

4.19

6.35

7.92

9.53

9.53

12.70

16.66

12.70

21.44

26.19

30.96

36.53

40.49

–

18

450

457

4.19

6.35

7.92

11.13

9.53

14.27

19.05

12.70

23.83

29.36

34.93

39.67

45.24

–

20

500

508

4.78

6.35

9.53

12.70

9.53

15.09

20.62

12.70

26.19

32.54

38.10

44.45

50.01

–

22

550

559

4.78

6.35

9.53

12.70

9.53

–

22.23

12.70

28.58

34.93

41.28

47.63

53.98

–

24

600

610

5.54

6.35

9.53

14.27

9.53

17.48

24.61

12.70

30.96

38.89

46.02

52.37

59.54

–

26

650

660

–

7.92

12.70

–

9.53

–

–

12.70

–

–

–

–

–

–


ASTM A53 Pipe Chemical Requirement

A53/A53M − Chemical Requirements

Composition, max, %

Grade

Carbon

Manganese

Phosphorus

Sulfur

CopperA

NickelA

ChromiumA

MolybdenumA

VanadiumA

Type S (seamless pipe)

Grade A
Grade B

0.25B
0.30C

0.95
1.20

0.05
0.05

0.045
0.045

0.40
0.40

0.40
0.40

0.40
0.40

0.15
0.15

0.08
0.08

Type E (electric-resistance-welded)

Grade A
Grade B

0.25B
0.30C

0.95
1.20

0.05
0.05

0.045
0.045

0.40
0.40

0.40
0.40

0.40
0.40

0.15
0.15

0.08
0.08

Type F (furnace-welded pipe)

Grades A and B

0.30B

1.2

0.05

0.045

0.4

0.4

0.4

0.15

0.08

A    The total composition for these five elements shall not exceed 1.00 %.

B    For each reduction of 0.01 % below the specified carbon maximum, an increase of 0.06 % of manganese above the specified maximum will be permitted up to a maximum of 1.35 %.

C    For each reduction of 0.01 % below the specified carbon maximum, an increase of 0.06 % of manganese above the specified maximum will be permitted up to a maximum of 1.65 %.


ASTM A53 Pipe Mechanical Requirement

Tensile Requirements

Mechanical Properties

Grade A

Grade B

Tensile strength, min, psi [MPa]

48 000 [330]

60 000 [415]

Yield strength, min, psi [MPa]

30 000 [205]

35 000 [240]

Elongation in 2 in. or 50 mm

A, B

A, B

The minimum elongation in  2  in.  [50  mm]  shall  be determined  by  the following equation:
e = 625000 [ 1940] A 0.2/U 0.9
Where:
e     =    minimum elongation in 2 in. or 50 mm in percent, rounded to the nearest percent,
A     =    the lesser of 0.75 in.2  [500 mm2] and the cross-sectional area of the
tension test specimen, calculated using the specified outside diameter of
the pipe, or the nominal width of the tension test specimen and the
specified wall thickness of the pipe, with the calculated value
rounded to the nearest 0.01 in.2  [1 mm2], and
U     =    specified minimum tensile strength, psi [MPa].
B        See  Table  X4.1  or  Table  X4.2,  whichever  is  applicable,  for  the  minimum
elongation values that are required for various combinations of tension test specimen size and specified minimum tensile strength.


Features of ASTM A53 Pipe

1. High Strength

This pipe has high tensile and yield strengths, allowing it to withstand high pressure and vibration without deforming or breaking.

 

2. Corrosion Resistance

Due to its high chromium and nickel content, this pipe exhibits excellent corrosion resistance and is resistant to attack by chemicals such as acids, alkalis, and salts.

 

3. Excellent Weldability

The pipe can be joined using a variety of welding methods, such as argon arc welding and electric arc welding, resulting in high weld strength and excellent airtightness.

 

4. Excellent Processability

The pipe can be bent, cut, and drilled, resulting in a smooth, aesthetically pleasing surface.

 

5. Longevity

Due to its excellent corrosion resistance and mechanical properties, this pipe has a long service life, significantly reducing replacement costs.


Production Process of ASTM A53 Pipe

1. Steelmaking and Continuous Casting

Stainless steel is smelted in an electric arc furnace or converter and formed into billets of a certain size through a continuous casting machine.

 

2. Hot Rolling

The billet is heated and then subjected to multiple hot rolling passes to achieve a preliminary thickness and flatness.

 

3. Pickling and Annealing

The hot-rolled steel plate undergoes pickling to remove surface oxides, followed by annealing to eliminate internal stress and improve plasticity.

 

4. Cold Rolling

The annealed steel plate undergoes multiple passes in a cold rolling mill to gradually achieve the required thickness and precision.

 

5. Finishing and Polishing

Finally, finishing and polishing further enhance the surface quality of the steel plate, resulting in a high gloss and smooth surface.

 

6. Finished Product Inspection and Packaging

Finally, the cold-rolled stainless steel plate undergoes quality inspection and is properly packaged to protect the surface from damage and contamination.

 

Applications of ASTM A53 Pipe

1. Petrochemical Industry

Used in the manufacture of petroleum and chemical piping systems for transporting flammable, explosive, toxic, and other hazardous materials.


2. Pharmaceutical Industry

Used in the manufacture of pharmaceutical equipment and piping systems to ensure hygiene and safety during pharmaceutical production.

 

3. Food Processing

Used in the manufacture of food processing equipment and piping systems that meet food hygiene standards.

 

4. Other Industries

It is also widely used in industries such as construction, power generation, and shipbuilding.


ASTM A53 Schedule 40 Seamless Steel Pipe

ASTM A53 Grade B pipe is a carbon steel pipe that comes under the ASTM A53 specification. The pipes range in dimensions according to the ASTM, ASME and API standards. The sizes of the pipes range from ½ inches to 36 inches in nominal bore sizes.

Eastern Steel Manufacturing Co.,Ltd is a leading manufacturer and supplier of the Schedule 40 SA53 GRB seamless pipe, welded pipe and electric resistance welded pipe types.


Schedule 40 SA53 GRB Seamless Pipe Specification Chart

Specifications ASTM A53 ASME SA53
Dimensions ASTM, ASME and API
Size 1/2” NB to 36” NB
Thickness 3-12mm
Schedules SCH 40, SCH 80, SCH 160, SCH XS, SCH XXS, All Schedules
Type

Seamless / ERW / Welded / Fabricated

Form Round, Hydraulic Etc
Length Min 3 Meters, Max18 Meters, or according to customer’s requirement
End Plain End, Beveled End, Treaded


  

ASTM A53, astm a53 schedule 40 seamless steel pipe

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