Ratnamani Stainless Steel Pipes API Standard Oil and Gas Well Casing Tube 5B14

Ratnamani Stainless Steel Pipes API Standard Oil and Gas Well Casing Tube 5B14 System 1

Ratnamani Stainless Steel Pipes API Standard Oil and Gas Well Casing Tube 5B14

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Loading Port:: Tianjin

Payment Terms:: TT OR LC

Min Order Qty:: 1000 m.t.

Supply Capability:: 20000 m.t./month

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Specifications

Parameters		Value
Material		J55, K55, N80, N80Q, L80, P110, other grade available as your requirement
Outer Diameter		2-3/8"~4-1/2" (73.02~114.3mm)
Wall Thickness		4.83~16mm
Forms of Thread		EUE, NUE and Integral-joint
Length Range		R1(20~24ft), R2(28~32ft)
MTR		accordance with API Specification 5CT

Tolerances

Parameters		Value
Outside diameter		+-0.031 inch (0.79mm)
Wall thickness		-12.5%, positive deviations are limited by pipe weight
Weight Deviation		+6.5% /-3.5%

Mechanical Properties

Grade	Tensile Strength (PSI/MPa)	Yield Strenght (PSI/MPa)
H-40	No less than 60000(414)	Between 40000 (276) ~ 80000 (552)
J-55	No less than 75000 (517)	Between 55000 (379) ~ 80000 (552)
N-80	No less than 100000 (689)	Between 80000 (552) ~ 110000 (758)
P-110	No less than 125000 (862)	Between 110000 (758) ~ 140000 (965)

Inspection

Physical properties are checked and each length hydrostatically tested, normally to only 3,000 psi in the plain end (unthreaded) condition. The following are also checked:

Dimensions
Weights
Straightness
Lengths

Part of this inspection is to drift all lengths.
Despite all the American Petroleum Institute (API) specifications and testing, some tubing defects are still found after delivery; thus, some operators do further inspection.

Inspection Method

Size and surface inspection
NDT and pressure test and third party certication
Hydrostatic
Drifting test
Physical and chemicail analysis
Hardness and pressure test.
Electromagnetic
Magnetic particle
Ultrasonic

Dimensions and Weight

sizes

weight

Type of end

NU kg/m

EU kg/m

IJ kg/m

H40

J55

L80

N80 1/Q

C90

T95

P110

2-3/82-3/8

2-3/8

4.004.60

5.80

6.60

7.35

-4.70

5.95

7.45

–

60.3260.32

60.32

5.956.85

8.63

9.82

10.94

-6.99

8.85

11.09

–

4.244.83

6.45

7.49

8.53

PUPNU

PNPNU

PNU

PNPNU

PNU

PNPNU

PNU

PNPNU

PNU

-PNU

PNU

2-7/82-7/8

2-7/8

6.407.80

8.60

9.35

10.50

11.50

6.507.90

8.70

9.45

–

73.0273.02

73.02

9.5211.61

12.80

13.91

15.63

17.11

9.6711.76

12.95

14.06

–

5.517.01

7.82

8.64

9.96

11.18

PNU-

PNUPNU

PNU

PNUPNU

PNU

PNUPNU

PNU

PNUPNU

PNU

PNUPNU

PNU

3-1/23-1/2

3-1/2

7.709.20

10.20

12.70

14.30

15.50

17.00

-9.30

12.95

–

88.9088.90

88.90

11.4613.69

15.18

18.90

21.28

23.07

25.30

-13.84

19.27

–

5.496.45

7.34

9.52

10.92

12.09

13.46

PNPNU

PNU

PNPNU

PNU

PNPNU

PNU

PNPNU

PNU

-PNU

PNU

9.5010.70

13.20

16.10

18.90

22.20

-11.00

–

101.60101.60

101.60

14.14-

19.64

23.96

28.13

33.04

-16.37

–

5.746.65

8.38

10.54

12.70

15.49

PNPU

–

4-1/24-1/2

12.6015.20

12.75-

–

114.30114.30

18.7522.62

18.97-

–

6.888.56

PNU-

PNUP

PNU-

PNUP

–

4-1/24-1/2

4-1/2

17.0018.90

21.50

23.70

26.10

–

114.30114.30

114.30

25.3028.13

32.00

35.27

38.84

–

9.6510.92

12.70

14.22

16.00

–

P——Plain end;N—Non-upset threaded and coupled;U—External upset threaded and coupled;I—insert joint.

Q:How are steel pipes used in the construction of biomass power plants?: Steel pipes are commonly used in the construction of biomass power plants for various purposes. They are used to transport and distribute water, steam, and other fluids within the plant, as well as to carry and contain biomass fuel, such as wood chips or agricultural waste. Steel pipes are also used for structural purposes, providing support for equipment and structures within the plant. Additionally, they are used for exhaust systems and ventilation, ensuring the safe release of gases and managing air circulation. Overall, steel pipes play a crucial role in the efficient and reliable operation of biomass power plants.

Q:What are the different types of steel pipe connections?: There are several types of steel pipe connections, including threaded connections, welded connections, flanged connections, and grooved connections.

Q:How are steel pipes used in the manufacturing of power distribution systems?: Steel pipes are commonly used in the manufacturing of power distribution systems as they provide a reliable and durable solution for transporting and protecting electrical cables. They are used to create conduits that house the cables, ensuring safe and efficient transmission of electricity throughout the system. Steel pipes also offer resistance to corrosion, fire, and extreme weather conditions, making them a suitable choice for power distribution systems.

Q:A333gr6 steel pipe and domestic material of the same?: A333Gr.6 steel is no nickel steel is a kind of fine grain aluminum low temperature toughness of steel, therefore, also called Al killed steel. A333Gr.6 belongs to the United States ANSI and ASTM-SA333 cryogenic steel standards and is used at the lowest impact temperature of -46 degrees celsius. Its temperature, range of use and fracture toughness value are similar to those of domestic 16Mn steel (the minimum usage temperature of 16Mn steel is -40 degrees Celsius).

Q:How do you calculate the pipe flow velocity for steel pipes?: To calculate the pipe flow velocity for steel pipes, you can use the formula: Velocity = (Flow rate / (π * (Diameter/2)^2)). This equation takes into account the flow rate of the fluid through the pipe and the diameter of the steel pipe.

Q:How are steel pipes used in the manufacturing of bridges?: Steel pipes are commonly used in the manufacturing of bridges as they provide structural support and stability. They are used for various purposes such as creating the framework, supporting the weight of the bridge, and constructing the foundations. Additionally, steel pipes are also used in the construction of bridge railings and barriers, ensuring safety for pedestrians and vehicles.

Q:How are steel pipes used in construction?: Steel pipes are commonly used in construction for various purposes such as structural support, plumbing, and transportation of fluids and gases. They are used in building frameworks, bridges, and underground infrastructure, providing strength, durability, and flexibility. Steel pipes are often employed in plumbing systems for water supply and drainage. Additionally, they serve as conduits for conveying gas, oil, and other substances. Their versatility and strength make steel pipes an essential component in modern construction projects.

Q:What are the different methods of joining steel pipes?: There are several methods of joining steel pipes, including welding, threading, flanging, grooving, and using mechanical couplings.

Q:How do you clean and maintain steel pipes?: To clean and maintain steel pipes, start by removing any dirt, dust, or debris using a soft cloth or brush. Then, use a mild detergent mixed with water to wash the pipes thoroughly. Rinse them with clean water and dry them completely to prevent rusting. Regularly inspect for any signs of corrosion or damage, and promptly address any issues. Applying a rust-resistant coating can also help in maintaining the pipes' longevity.

Q:What is the difference between steel pipes and FRP pipes?: Steel pipes and FRP (Fiber Reinforced Plastic) pipes are two different types of pipes that are commonly used in various industries and applications. Here are the key differences between the two: 1. Material Composition: Steel pipes are made of steel, which is an alloy of iron and carbon, with additional elements like manganese, silicon, and traces of other metals. On the other hand, FRP pipes are composed of a polymer matrix reinforced with fibers, such as glass or carbon fibers. 2. Strength and Durability: Steel pipes are known for their high strength and durability. They can withstand high pressures, heavy loads, and extreme temperatures. FRP pipes, although strong and durable, are comparatively lighter in weight and may not have the same level of strength as steel pipes. However, they are corrosion-resistant and have a longer lifespan in corrosive environments. 3. Corrosion Resistance: Steel pipes are prone to corrosion and require protective coatings or linings to prevent rust and deterioration. FRP pipes, on the other hand, are inherently corrosion-resistant. They do not require additional coatings and are suitable for transporting corrosive fluids or operating in corrosive environments. 4. Installation and Maintenance: Steel pipes require specialized welding or threading techniques for installation. They can be more labor-intensive and time-consuming to install, especially in complex or large-scale projects. FRP pipes, on the other hand, are lightweight and can be easily transported and installed. They often come in pre-fabricated sections, making installation faster and less labor-intensive. Additionally, FRP pipes require minimal maintenance compared to steel pipes. 5. Cost: Steel pipes are generally more expensive than FRP pipes due to the higher cost of raw materials and the need for additional corrosion protection measures. FRP pipes offer a cost-effective alternative, especially in applications where corrosion resistance is essential, as they eliminate the need for expensive coatings or linings. Overall, the choice between steel pipes and FRP pipes depends on the specific requirements of the application. Steel pipes are preferred for their high strength, while FRP pipes offer benefits such as corrosion resistance, lightweight, and cost-effectiveness.

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