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Flanges

API Line Pipe

Threaded Flanges Riyaarth Overseas in Mumbai

API Line Pipes are high-quality steel pipes designed and manufactured according to the standards set by the American Petroleum Institute (API). These pipes are primarily used in the oil, gas, and water industries for the transportation of fluids under high pressure and extreme conditions. With exceptional durability, corrosion resistance, and strength, API line pipes are essential for the safe and efficient movement of hydrocarbons and other materials across long distances.

Key Features of API Line Pipes

  • High Strength: Manufactured to handle high-pressure environments in onshore and offshore pipelines.
  • Corrosion Resistance: Designed with coatings and materials to resist rust and chemical degradation, ensuring long-term performance.
  • Versatile Applications: Suitable for transporting natural gas, crude oil, refined petroleum products, and water.
  • Adherence to API Standards: Meets rigorous API 5L specifications for chemical composition, mechanical properties, and dimensional accuracy.
  • Cost-Effective: Provides excellent performance while reducing downtime and maintenance costs in pipeline operations.

API-5L-X65 PSL-1/PSL-2 Seamless, ERW, HFW, LSAW, DSAW, HSAW/SSAW (Spiral Welded) Line Pipe

API-5L Grade-B, X-42, X-46, X-52, X-56, X-60, X-65, X-70, X-80 PSL1 PSL2 Line Pipe

DESCRIPTION
GRADE
Size
Size
OD
WT
Length
Kgs./Mtr.
CS SEAMLESS PIPE
API 5L GR B PSL1 / PSL
1/2″ x Sch 40
15 x Sch 40
21.3 OD
2.77 mm
5 To 7
1.27
CARBON STEEL SEAMLESS PIP
API 5L GR B PSL1
1/2″ x Sch 80
15 x Sch 80
21.3 mm
3.73 mm
5 To 7
1.62
SEAMLESS PIPE
API 5L GR B PSL2
1/2″ x Sch 160
15 x Sch 160
21.3 mm
4.78 mm
5 To 7
1.95
LTCS SEAMLESS PIPE
API 5L GR X42 PSL1
1/2″ x Sch XXS
15 x Sch XXS
21.3 mm
7.47 mm
5 To 7
2.55
CS SEAMLESS PIPE
API 5L GR B PSL1 / PSL
3/4″ x Sch 40
20 x Sch 40
26.7 mm
2.87 mm
5 To 7
1.69
CARBON STEEL SEAMLESS PIP
API 5L GR B PSL1
3/4″ x Sch 80
20 x Sch 80
26.7 mm
3.91 mm
5 To 7
2.20
SEAMLESS PIPE
API 5L GR B PSL2
3/4″ x Sch 160
20 x Sch 160
26.7 mm
5.56 mm
5 To 7
2.90
LTCS SEAMLESS PIPE
API 5L GR X42 PSL1
3/4″ x Sch XXS
20 x Sch XXS
26.7 OD
7.82 mm
5 To 7
3.64
SEAMLESS PIPE
API 5L GR B PSL1 / PSL
1″ x Sch 40
25 x Sch 40
33.4 OD
3.38 mm
5 To 7
2.50
SEAMLESS PIPE
API 5L GR B PSL1 / PSL
1″ x Sch 80
25 x Sch 80
33.4 mm
4.55 mm
5 To 7
3.24
SEAMLESS PIPE
API 5L GR B PSL1 / PSL
1″ x Sch 160
25 x Sch 160
33.4 mm
6.35 mm
5 To 7
4.24
SEAMLESS PIPE
API 5L GR B PSL1 / PSL
1″ x Sch XXS
25 x Sch XXS
33.4 mm
9.09 mm
5 To 7
5.45
SEAMLESS PIPE
API 5L GR B PSL1 / PSL
1 1/4″ x Sch 40
32 x Sch 40
42.2 OD
3.56 mm
5 To 7
3.39
SEAMLESS PIPE
API 5L GR B PSL1 / PSL
1 1/4″ x Sch 80
32 x Sch 80
42.2 mm
4.85 mm
5 To 7
4.47
SEAMLESS PIPE
API 5L GR B PSL1 / PSL
1 1/4″ x Sch 160
32 x Sch 160
42.2 mm
6.35 mm
5 To 7
5.62
SEAMLESS PIPE
API 5L GR B PSL1 / PSL
1 1/4″ x Sch XXS
32 x Sch XXS
42.2 mm
9.7 mm
5 To 7
7.78
CS SEAMLESS PIPE
API 5L GR B PSL1 / PSL
1 1/2″ x Sch 40
40 x Sch 40
48.3 OD
3.68 mm
5 To 7
4.05
CARBON STEEL SEAMLESS PIP
API 5L GR B PSL1
1 1/2″ x Sch 80
40 x Sch 80
48.3 mm
5.08 mm
5 To 7
5.42
LTCS SEAMLESS PIPE
API 5L GR X42 PSL1
1 1/2″ x Sch XXS
40 x Sch XXS
48.3 mm
10.15 mm
5 To 7
9.55
SEAMLESS PIPE
API 5L GR B PSL1 / PSL
2″ x Sch 40
50 x Sch 40
60.3 OD
3.91 mm
5 To 7
5.44
SEAMLESS PIPE
API 5L GR B PSL1 / PSL
2″ x Sch 80
50 x Sch 80
60.3 mm
5.54 mm
5 To 7
7.48
SEAMLESS PIPE
API 5L GR B PSL1 / PSL
2″ x Sch 160
50 x Sch 160
60.3 mm
8.74 mm
5 To 7
11.12
CS SEAMLESS PIPE
API 5L GR B PSL1 / PSL
2 1/2″ x Sch 40
65 x Sch 40
73 OD
5.16 mm
5 To 7
8.64
CARBON STEEL SEAMLESS PIP
API 5L GR B PSL1
2 1/2″ x Sch 80
65 x Sch 80
73 mm
7.01 mm
5 To 7
11.41
SEAMLESS PIPE
API 5L GR B PSL2
2 1/2″ x Sch 160
65 x Sch 160
73 mm
9.53 mm
5 To 7
14.92
LTCS SEAMLESS PIPE
API 5L GR X42 PSL1
2 1/2″ x Sch XXS
65 x Sch XXS
73 mm
14.02 mm
5 To 7
20.40
SEAMLESS PIPE
API 5L GR B PSL1 / PSL
3″ x Sch 40
80 x Sch 40
88.9 OD
5.49 mm
5 To 7
11.30
SEAMLESS PIPE
API 5L GR B PSL1 / PSL
3″ x Sch 80
80 x Sch 80
88.9 mm
7.62 mm
5 To 7
15.28
SEAMLESS PIPE
API 5L GR B PSL1 / PSL
3″ x Sch 160
80 x Sch 160
88.9 mm
11.13 mm
5 To 7
21.35
SEAMLESS PIPE
API 5L GR B PSL1 / PSL
3″ x Sch XXS
80 x Sch XXS
88.9 mm
15.24 mm
5 To 7
27.69
SEAMLESS PIPE
API 5L GR B PSL1 / PSL
3 1/2″ x Sch 40
90 x Sch 40
101.6 OD
5.74 mm
5 To 7
13.57
SEAMLESS PIPE
API 5L GR B PSL1 / PSL
3 1/2″ x Sch 80
90 x Sch 80
101.6 mm
8.08 mm
5 To 7
18.64
SEAMLESS PIPE
API 5L GR B PSL1 / PSL
4″ x Sch 40
100 x Sch 40
114.3 OD
6.02 mm
5 To 7
16.07
SEAMLESS PIPE
API 5L GR B PSL1 / PSL
4″ x Sch 80
100 x Sch 80
114.3 mm
8.56 mm
5 To 7
22.33
SEAMLESS PIPE
API 5L GR B PSL1 / PSL
4″ x Sch 120
100 x Sch 120
114.3 mm
11.13 mm
5 To 7
28.33
SEAMLESS PIPE
API 5L GR B PSL1 / PSL
4″ x Sch 160
100 x Sch 160
114.3 mm
13.49 mm
5 To 7
33.55
SEAMLESS PIPE
API 5L GR B PSL1 / PSL
4″ x Sch XXS
100 x Sch XXS
114.3 mm
17.12 mm
5 To 7
41.04
DESCRIPTION
GRADE
Size
Size
OD
WT
Length
Kgs./Mtr.

Grades and Specifications

API line pipes are available in a range of grades to suit different applications:

  1. Standard Line Pipe Grades:
    • Grade A and Grade B: Suitable for low-pressure applications.
    • Commonly used in water and low-pressure oil pipelines.
  2. High-Strength Grades:
    • X42, X46, X52, X56, X60, X65, X70, and X80:
      Designed for high-pressure and large-scale pipeline applications.
      Higher grades are used in critical applications like offshore drilling and deep-water pipelines.
  3. Seam Types:
    • Seamless Line Pipe: Offers better strength and pressure handling, ideal for high-stress environments.
    • Welded Line Pipe: Economical and suitable for long-distance fluid transport.

Applications of API Line Pipes

  • Oil and Gas Industry:
    Used for the transmission of crude oil, natural gas, and refined petroleum products.
  • Water Supply Systems:
    Transporting water for municipal, industrial, and irrigation purposes.
  • Pipeline Infrastructure:
    Critical for building extensive pipeline networks across continents and under oceans.
  • Chemical Transport:
    Safely moves chemicals and other industrial fluids under high-pressure conditions.

Coatings and Surface Treatments

To enhance durability and performance, API line pipes are often coated or treated:

  • Fusion Bonded Epoxy (FBE) Coating: Provides excellent resistance to corrosion and abrasion.
  • Polyethylene (PE) or Polypropylene (PP) Coating: Offers additional protection against harsh environmental conditions.
  • Internal Coatings: Reduce friction and improve flow efficiency for liquid or gas transport.
  • Galvanising: Adds a layer of zinc for extra corrosion resistance.

Benefits of API Line Pipes

  1. Reliable Performance: Manufactured to handle extreme temperatures, pressures, and environmental conditions.
  2. Long Service Life: Resistant to corrosion and wear, reducing replacement and maintenance costs.
  3. Wide Range of Sizes and Grades: Customizable to meet specific operational needs.
  4. Environmentally Friendly: Coatings and treatments reduce the risk of leaks, minimizing environmental impact.
  5. Compliance with International Standards: Ensures compatibility and reliability across global pipeline projects.

Why Choose API Line Pipes?

  • Rigorous Quality Standards: API line pipes are engineered to meet stringent API 5L requirements, ensuring reliability in critical applications.
  • Customizable Solutions: Available in various diameters, thicknesses, and lengths to suit project needs.
  • Global Applications: Widely used in onshore, offshore, and subsea pipeline projects around the world.

FAQ's

What is the difference between API 5L PSL1 and PSL2 pipes?

PSL1 (Product Specification Level 1) is the standard quality level for API 5L pipes, suitable for most applications. PSL2 (Product Specification Level 2) has additional testing requirements, including stricter chemical composition and mechanical properties, making it more suitable for demanding environments like sour service applications. PSL2 also has tighter tolerance levels for toughness and impact resistance.

What are the main advantages of seamless steel pipes compared to welded pipes?

Seamless steel pipes are manufactured without a welded seam, which provides greater structural integrity, making them ideal for high-pressure and high-temperature applications. In contrast, welded pipes are more cost-effective for lower-pressure applications but may have weaker points where the weld exists.

What is sour service pipe, and when is it used?

Sour service pipes are designed to handle environments with high hydrogen sulfide (H2S) content, which can cause corrosion and cracking. These pipes are used in oil and gas exploration and extraction processes where the presence of sour gas requires pipes with high resistance to sulfide stress cracking. API 5L SS75, SS95, and SS105 are common grades for sour service applications.

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