SS seamless pipes grades 316L diameter 20mm sch40 manufacturers & stockholders in Mumbai, India

SS seamless pipes grade 316L Diameter 20 mm X Sch 40 Stockholders, Suppliers & Exporters in India.

Rajgranth Metals is top leading manufacturer, exporter & stockholder of Stainless Steel Seamless pipes grade 316L in Mumbai, India. When it comes to stainless steel piping, grade 316L seamless pipes stand out for their remarkable performance in tough conditions. we’ll delve deep into what makes SS seamless pipes, specifically those with a diameter of 20 mm and a Sch 40 wall thickness, a go-to solution in various industries. Let’s explore everything from their chemical composition to practical applications and maintenance.

Before diving into the specifics of 316L stainless steel, it’s important to understand what seamless pipes are and why they’re often preferred. Seamless pipes are crafted from solid steel billets, which are then heated and stretched into the shape of a pipe without any joints or seams. This makes them incredibly strong and durable, with fewer chances of failure in high-pressure applications.

SS seamless pipes grade 316L Diameter 20 mm X Sch 40

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What is SS Seamless Pipes?

Seamless pipes are a type of stainless steel pipe manufactured without a weld joint. This gives them a uniform structure and better mechanical properties, making them ideal for high-pressure environments.

Characteristics of Seamless Pipes: Seamless pipes are characterized by their smooth finish and uniform cross-section, which allows them to handle higher pressure compared to welded pipes.

Manufacturing Process of Seamless Pipes: These pipes are typically created using either the hot-rolling or cold-drawing process. A solid billet of steel is heated and then pierced through its center, creating a hollow tube that is stretched and formed into the required pipe dimensions.

Benefits of Using Seamless Pipes Over Welded Pipes: Seamless pipes have greater structural integrity, making them more resistant to pressure, stress, and temperature variations, which is why they are preferred in critical installations.

Grade 316L Stainless Steel: Composition and Properties

The "L" in 316L stands for "low carbon," meaning this stainless steel has a lower carbon content compared to standard 316. This slight difference in composition results in significant advantages, particularly in preventing corrosion in environments exposed to harsh chemicals or saltwater.

Chromium: 16-18%:
Nickel: 10-14%:
Molybdenum: 2-3%:
Carbon: Maximum 0.03%:

Understanding Grade 316L Stainless Steel

Grade 316L stainless steel is an austenitic steel known for its excellent corrosion resistance, making it suitable for various industrial applications.

Chemical Composition of Grade 316L: This grade primarily consists of 18% chromium and 8% nickel, which give it exceptional corrosion resistance and the ability to withstand oxidation at high temperatures.
Mechanical Properties of Grade 316L: It exhibits excellent formability, high tensile strength, and a balanced level of ductility and toughness.
Why Grade 316L is Popular for Industrial Use: It exhibits excellent formability, high tensile strength, and a balanced level of ductility and toughness.

Applications of Grade 316L SS Seamless Pipes

Grade 316L SS seamless pipes are highly sought after in industries such as oil and gas, power generation, and petrochemicals, where high temperatures and corrosive substances are common. Their ability to withstand pressure and resist corrosion ensures long-term reliability.

In marine environments, where exposure to saltwater can quickly degrade other metals, 316L stainless steel offers unparalleled resistance to pitting and crevice corrosion. The chemical industry, with its harsh acids and solvents, also benefits from the grade’s superior resistance.

Because 316L is low in carbon and resistant to contamination, it’s widely used in the food processing and pharmaceutical sectors where purity and cleanliness are paramount.

Why Choose Grade 316L for Seamless Pipes?

The low carbon content of 316L makes it less susceptible to sensitization, a process that can lead to intergranular corrosion in welded areas. This gives 316L a longer lifespan compared to other grades, especially in environments exposed to harsh chemicals or saltwater.

Due to its superior corrosion resistance, 316L requires minimal maintenance over its lifetime, reducing long-term costs and downtime for repairs or replacements.

While both 316 and 316L share similar compositions, 316L has a lower carbon content. This slight difference makes 316L less likely to experience sensitization and corrosion at high temperatures, particularly in welded applications.

Seamless pipes often undergo welding during installation, and 316L’s resistance to corrosion in these areas gives it a distinct advantage over 316 in terms of longevity and reliability.

Industries that Rely on SS 316L Seamless Pipes

Several industries rely heavily on SS 316L seamless pipes for their projects, including::

Construction: For structural applications and plumbing
Oil and Gas: For pipelines, flow lines, and other critical systems
Food and Beverage: For pipelines, flow lines, and other critical systems and safe food processing
Chemical Plants: Withstanding exposure to chemicals and corrosive fluids

Stainless Steel Pipes Dimension – (S.S. Pipes)

ANSI B36.19 STAINLESS STEEL PIPE DIMENSION IN MM & WEIGHT PER KG.

Nominal Pipe Size

Outside Diameter

Schedule 5 S

Schedule 10 S

Schedule 20 S

Schedule 40 S

Schedule 80 S

Schedule 160 S

XXS

inch

WT mm

Weight (KGM)

WT mm

Weight (KGM)

WT mm

Weight (KGM)

WT mm

Weight (KGM)

WT mm

Weight (KGM)

WT mm

Weight (KGM)

WT mm

Weight (KGM)

1/8

10.3

1.2

0.20

1.24

0.28

1.5

0.33

1.73

0.37

2.41

0.47

1/4

13.7

1.2

0.37

1.65

0.49

2.00

0.58

2.24

0.630

3.02

0.80

3/8

17.1

1.2

0.47

1.65

0.63

2.00

0.74

2.31

0.840

3.20

1.10

1/2

21.3

1.65

0.80

2.11

1.00

2.30

1.07

2.77

1.27

3.73

1.62

4.75

1.94

7.47

2.55

3/4

26.7

1.65

1.03

2.11

1.28

2.55

1.52

2.87

1.69

3.91

2.20

5.56

2.90

7.82

3.64

33.4

1.65

1.30

2.77

2.09

2.55

1.94

3.38

2.50

4.55

3.24

6.35

4.24

9.09

5.45

1.1/4

42.2

1.65

2.77

2.70

3.00

2.90

3.56

3.39

4.85

4.47

6.35

5.61

9.70

7.77

1.1/2

48.3

1.65

1.91

2.77

3.11

3.00

3.55

3.68

4.05

5.08

5.41

7.14

7.25

11.1

10.18

60.3

1.65

2.40

2.77

3.93

3.00

4.24

3.91

5.44

5.54

7.48

8.74

11.11

11.07

13.44

2.1/2

73.0

2.11

3.69

3.05

5.26

4.00

6.81

5.16

8.63

7.01

11.41

9.53

14.91

14.02

20.39

88.9

2.11

4.51

3.05

6.45

4.00

8.37

5.49

11.29

7.62

15.27

11.1

21.30

15.24

27.68

100

114.3

2.11

5.84

3.05

8.36

4.50

12.18

6.02

16.07

8.56

22.32

13.49

33.54

17.12

41.03

125

141.3

2.77

9.47

3.40

11.57

5.00

16.80

6.55

21.8

9.53

30.97

15.88

49.11

19.05

57.43

150

168.3

2.77

11.32

3.40

13.84

6.35

25.36

7.11

28.26

10.97

42.56

18.25

67.53

21.95

79.22

200

219.1

2.77

14.79

3.76

19.96

6.35

33.31

8.18

42.55

12.7

64.64

23.01

111.27

22.23

107.92

250

273.1

3.40

22.63

4.19

27.78

6.35

41.77

9.27

60.31

12.7

96.01

28.58

172.33

25.40

155.15

300

323.8

3.96

31.25

4.57

36.00

6.35

49.7

9.53

73.88

12.7

132.05

33.32

238.76

25.40

186.97

350

355.6

3.96

34.36

4.78

41.3

7.92

67.80

11.13

94.59

ASTM A 312 TP 304

ASTM A 312 TP 316L

ASTM A 312 TP 317L

400

406.4

4.19

41.56

4.78

47.29

7.92

77.83

12.7

123.30

450

457.2

4.19

46.81

4.78

53.26

7.92

87.71

14.27

155.80

500

508.0

4.78

59.25

5.54

68.61

9.53

117.14

15.09

183.42

600

610.0s

5.54s

82.47

6.35

94.45

9.53

141.12

17.48

255.41

Chemical Composition

* Thickness of 1.27mm & below will have elongation of 20% min.
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	0.045	0.03	1	16.00 – 18.00	6.00 – 8.00	–	0.1	–
304	0.08	2	0.045	0.03	0.75	18.00 – 20.00	8.00- 10.50	–	0.1	–
304L	0.03	2	0.045	0.03	0.75	18.00 – 20.00	8.00- 12.00	–	0.1	–
310S	0.08	2	0.045	0.03	1.5	24.00- 26.00	19.00 – 22.00	–	–	–
316	0.08	2	0.045	0.03	0.75	16.00 – 18.00	10.00 – 14.00	2.00 – 3.00	0.1	–
316L	0.03	2	0.045	0.03	0.75	16.00 – 18.00	10.00 – 14.00	2.00 – 3.00	0.1	–
317	0.08	2	0.045	0.03	0.75	18.00 – 20.00	11.00 – 14.00	3.00 – 4.00	0.1	–
317L	0.03	2	0.045	0.03	0.75	18.00 – 20.00	11.00 – 15.00	3.00 – 4.00	0.1	–
321	0.08	2	0.045	0.03	0.75	17.00 – 19.00	9.00 – 12.00	–	0.1	Ti5 ( C + N ) Min or 0.70 max
347	0.08	2	0.045	0.03	0.75	17.00 – 19.00	9.00 – 13.00	–	–	Cb= 10x ( C Min ) or 1.00 Max
409	0.08	1	0.04	0.01	1	10.50 – 11.75	0.5	–	–	Ti= 6x (C+ N ) Min or 0.70 Max
409M	0.03	0.81.2	0.03	0.03	0.40.75	11.00- 12.00	1.5 max.	–	–	Ti= 6x (C) Min or 0.70 Max
410S	0.08	1	0.04	0.03	1	11.50- 13.50	0.6	–	–	–
410	0.15	1	0.04	0.03	1	11.50- 13.50	0.75	–	–	–
420	0.35	0.5	0.035	0.015	0.5	12.00 – 13.00	0.20.3	–	–	–
430	0.12	1	0.04	0.03	1	16.00 – 18.00	0.75	–	–	–
JSL AUS	0.08	7.08.0	0.07	0.03	0.75	15.50 – 16.50	4.25 – 4.75	–	–	0.9 – 1.10
JS- 203	0.08	9.2510.25	0.07	0.03	0.75	14.25 – 15.25	2.25 – 2.75	–	–	1.60- 2.0
301M	0.1	4.55.5	0.06	0.03	0.75	14.50 – 15.50	6.0 – 7.0	–	–	1.70- 1.90

Chemical Composition

MECHANICAL PROPERTIES
Grade	Tensile Strength Mpa, (Min)	Yield Strength Mpa, (Min)	%Age Elongation in 50mm gauge length min	Hardness (Max)
Grade	Tensile Strength Mpa, (Min)	Yield Strength Mpa, (Min)	%Age Elongation in 50mm gauge length min	BHN	Rb
301	515	205	40	217	95
304	515	205	40	201	92
304L	485	170	40	201	92
310S	515	205	40	217	95
316	515	205	40	217	95
316L	485	170	40	217	95
317	515	205	35	217	95
317L	515	205	40	217	95
321	515	205	40	217	95
347	515	205	40	201	92
409	380	170	20	179	88
409M	430	275	20	187	90
410S	415	205	22	183	89
410	450	205	20	217	89
420	700( max )	–	15	217	95
430	450	205	22	183	89
JSL AUS	515	205	40	217	95
JS- 203	515	205	40	217	95
301M	515	205	40	217	95

Applications of SS Seamless Pipes Grade 316L Diameter 20 mm X Sch 40

SS seamless pipes made from Grade 316L and with a diameter of 20 mm X Sch 40 are highly versatile. Here are some common applications:

Plumbing and Piping Systems: Ideal for water lines, especially in residential and commercial buildings where durability and corrosion resistance are key.
Chemical Industry: The excellent corrosion resistance of SS 304 makes it suitable for transporting aggressive chemicals.
Marine and Coastal Uses: Given its resistance to saltwater corrosion, SS 304 is often used in marine applications such as shipbuilding and coastal infrastructure.
Automotive Industry: Its high strength-to-weight ratio makes SS seamless pipes perfect for use in automotive exhaust systems and structural components

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SS seamless pipes grade 316L Diameter 20 mm X Sch 40

SS seamless pipes grade 316L Diameter 20 mm X Sch 40 Stockholders, Suppliers & Exporters in India.

What is SS Seamless Pipes?

Grade 316L Stainless Steel: Composition and Properties

Understanding Grade 316L Stainless Steel

Applications of Grade 316L SS Seamless Pipes

Why Choose Grade 316L for Seamless Pipes?

Industries that Rely on SS 316L Seamless Pipes

Stainless Steel Pipes Dimension – (S.S. Pipes)

Chemical Composition

Chemical Composition

Applications of SS Seamless Pipes Grade 316L Diameter 20 mm X Sch 40

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SS seamless pipes grade 316L Diameter 20 mm X Sch 40

SS seamless pipes grade 316L Diameter 20 mm X Sch 40 Stockholders, Suppliers & Exporters in India.

What is SS Seamless Pipes?

Grade 316L Stainless Steel: Composition and Properties

Understanding Grade 316L Stainless Steel

Applications of Grade 316L SS Seamless Pipes

Why Choose Grade 316L for Seamless Pipes?

Industries that Rely on SS 316L Seamless Pipes

Stainless Steel Pipes Dimension – (S.S. Pipes)

Chemical Composition

Chemical Composition

Applications of SS Seamless Pipes Grade 316L Diameter 20 mm X Sch 40

Ready To Get Started? Talk To Us Today

QUICK LINKS

OUR PRODUCTS

ADDRESS

Ready To Get Started?
Talk To Us Today