08 Apr, 2024

Flanges Suppliers in GUINEA – Alkun Steel

In the intricate network of industrial infrastructure, the unassuming flange serves as a linchpin, holding together the pipelines and systems that power our modern world. As the heartbeat of any piping arrangement, the choice of flanges becomes paramount, dictating operations' efficiency, reliability, and safety. In Guinea, the stalwart provider of these critical components is Alkun Steel. With a reputation for excellence and a commitment to quality, Alkun Steel stands as a beacon of reliability in flange supply. Join us as we delve into the diverse flanges offered by Alkun Steel, each meticulously crafted to meet the unique demands of industrial applications.

Different Types of Flange & Their Uses 

Slip-on Flange Supplier in GUINEA

Slips onto the pipe and then welded for a secure connection.

Weld Neck Flange Supplier in GUINEA 

This flange has a long tapered hub for welded connections, which is ideal for high-pressure applications.

Blind Flange Supplier in GUINEA 

This flange seals the end of a pipe or vessel and is used for temporary blockage or future expansion.

Socket Weld Flange Supplier in GUINEA 

Designed for smaller diameter pipes, welded for a tight seal.

Orifice Flange Supplier in GUINEA 

Used for flow measurement or restriction in pipelines.

RTJ Flange Supplier in GUINEA 

Uses a ring joint gasket for high-pressure applications.

Threaded Flange Supplier in GUINEA 

Features threads for easy installation and removal.

Lap Joint Flange Supplier in GUINEA 

It allows for easy alignment of bolt holes and is ideal for non-standard connections.

Spectacle Blind Flange Supplier in GUINEA 

This flange combines the functionality of a blind flange and a spacer to isolate sections of the piping system.

Grooved Flange Supplier in GUINEA 

Uses grooves and gaskets for easy assembly and disassembly.

Square Flange Supplier in GUINEA 

Typically used in square tubing or structures.

Marine Flange Supplier in GUINEA 

This flange is designed to meet Japanese industrial standards and is suitable for marine applications.

Carbon Steel Flange Supplier in GUINEA 

Carbon steel flanges are essential for piping systems to connect pipes, valves, pumps, and other equipment. They are made from carbon steel, a steel alloy primarily composed of iron and carbon, with different elements added to enhance properties like strength, hardness, and durability. Carbon steel flanges are known for their strength, resistance to corrosion, and affordability, making them widely used in various industrial applications.

Several carbon steel flanges are designed for specific purposes and applications. Some of the most common types include:

1. Slip-on Flanges in GUINEA (SO): These flanges have a slightly larger bore diameter than the outside diameter of the pipe. They are slipped over the pipe and then welded at the inner and outer edges, providing a strong and secure connection.

2. Weld Neck Flanges in GUINEA (WN): Weld neck flanges feature a long, tapered hub that provides an ideal pipe connection. They are welded to the pipe and the adjoining pipe, offering excellent strength and stability, particularly in high-pressure and high-temperature applications.

3. Blind Flanges in GUINEA (BL): Blind flanges seal the end of a pipe or vessel. They are typically used in applications where future expansion might be needed or temporarily block off a pipeline.

4. Socket Weld Flanges in GUINEA (SW): Socket weld flanges are designed with smaller-diameter pipes. They are welded directly onto the pipe, creating a smooth bore and a tight seal.

5. Threaded Flanges in GUINEA: These flanges have internal threads that allow them to be screwed onto the pipe. They are commonly used in low-pressure applications and where welding is not feasible.

6. Lap Joint Flanges in GUINEA (LJ): Lap joint flanges are used with stub ends. They allow for easy alignment of bolt holes and are ideal for non-standard connections or systems requiring frequent dismantling.

7. Orifice Flanges in GUINEA: Orifice flanges are specifically designed for flow measurement or restriction applications. They feature a small orifice opening that can be used with an orifice plate to measure flow rates.

8. Ring-Type Joint (RTJ) Flanges in GUINEA: RTJ flanges use a ring joint gasket to create a tight seal in high-pressure and high-temperature applications. They are commonly used in the oil and gas industries.

These are just a few examples of the many carbon steel flanges available, each with unique features and advantages suited to different piping requirements.

Carbon Steel Flange Standards

ANSI/ASME B16.5, B16.47 Series A & B, B16.48, BS4504, BS 10, EN-1092, DIN, ANSI Flanges, ASME Flanges, BS Flanges, DIN Flanges, EN Flanges, GOST Flange, ASME/ANSI B16.5/16.36/16.47A/16.47B, MSS S44, ISO70051, JISB2220, BS1560-3.1, API7S-15, API7S-43, API605, EN1092

Carbon Steel Flange Pressure Rating ANSI

Class 150 LBS, 300 LBS, 600 LBS, 900 LBS, 1500 LBS, 2500 LBS

Slip-on CS (Carbon Steel) Flange Supplier in GUINEA 

Standards

ASTM A105, ASTM A182

Sizes

1/2'' to 24''

Pressure Ratings

Class 150 to 2500

Face Type

RF, RTJ

Weld Neck CS (Carbon Steel) Flange Supplier in GUINEA 

Standards

ASTM A105, ASTM A182

Sizes

1/2'' to 24''

Thickness

Schedule 10(S) to SCH 160

Pressure Ratings

Class 150 to 2500

Face Type

RF, RTJ

Blind CS (Carbon Steel) Flange Supplier in GUINEA 

Standards

ASTM A105, ASTM A182

Sizes

1/2'' to 24''

Thickness

Schedule 10(S) to SCH 160

Pressure Ratings

Class 150 to 2500

Face Type

RF, RTJ

Socket Weld CS (Carbon Steel) Flange in GUINEA 

Standards

ASTM A105, ASTM A350 LF1/2, ASTM A181

Sizes

1/2 inch to 24 inch

Thickness

Schedule 40 to 160

Pressure Ratings

Class 150 to Class 2500

Face Type

RF, RTJ

Orifice CS (Carbon Steel) Flange Supplier in GUINEA 

Standards

ANSI Flanges, ASME Flanges, BS Flanges, DIN Flanges, EN Flanges,

Sizes

1/2″ to 48″

Pressure Ratings

Class 150, 300, 600, 900, 1500, 2500

Face Type

Flat Face (FF), Raised Face (RF), Ring Type Joint (RTJ)

RTJ (Ring Type Joint) CS (Carbon Steel) Flange Supplier in GUINEA 

Sizes

1/2”, 2”, 3”, 4”, 6”, 8”, 10”, 12” to 24”

Pressure Ratings

Class 150 (lb) up to 24"

Class 300 (lb) up to 20"

Class 600 (lb) up to 20"

Class 900 (lb) up to 16"

Class 1500 (lb) up to 10"

Class 2500 (lb) up to 8"

Face Type

RTJ (Ring Type Jpoint)

Threaded CS (Carbon Steel) Flange Supplier in GUINEA 

Standards

ASTM A105, ASTM A182

Sizes

1/2'', 1'', 2'', 3'', 4'' to 24''

Pressure Ratings

Class 150 to 2500

Face Type

Raised face (RF), Ring type joint (RTJ)

Lap Joint CS (Carbon Steel) Flange Supplier in GUINEA 

Standards

ASTM A105, A350 LF2

Sizes

1/2'' to 24''

Thickness

SCH 10, SCH 40, SCH 160

Spectacle Blind CS (Carbon Steel) Flange Supplier in GUINEA 

Standards

ASME B16.48, ASME B16.5, ASME B16.20, ASME B16.47

Sizes

1/2" to 96"

Pressure Ratings

Class 150 to 2500

Face Type

flat face, raised face, octagonal, or RTJ

Grooved CS (Carbon Steel) Flange Supplier in GUINEA 

Sizes

1½" to 10"

Coating

Red Paint, Galvanized Paint

Square CS (Carbon Steel) Flange Supplier in GUINEA 

Standards

ANSI B16.5, ANSI B16.47, ANSI B16.36, ANSI B16.48, BS 4504, EN1092, UNI 2277/2278, DIN, JIS, SABS1123, GOST-12820

Sizes

½” to 48″

Pressure Ratings

150 LBS, 300 LBS, 600 LBS, 900 LBS, 1500 LBS, 2500 LBS

Face Type

Flat Face (FF), Raise Face (RF), Ring Joint (RJT)

Marine CS (Carbon Steel) Flange supplier in GUINEA 

Standards

ASTM A105, A350 LF2

Sizes

DN15 – DN1500

Thickness

SCH10 – SCH160

JIS Standard

5k, 10k, 16k, pn6

Stainless Steel Flange Supplier in GUINEA 

Stainless steel flanges are made from stainless steel, a corrosion-resistant alloy known for its durability, strength, and resistance to rust and corrosion. They are widely used in various industries, including chemical processing, oil and gas, food processing, pharmaceuticals, and water treatment, where corrosion resistance and hygiene are essential.

Here are the different types of stainless steel flanges:

1. Slip-on Stainless Steel Flange in GUINEA: These flanges have a bore slightly larger than the outer diameter of the pipe. They are slipped over the pipe and then welded on both sides for a secure connection.

2. Weld Neck Stainless Steel Flange in GUINEA: These flanges have a long tapered hub designed to provide an ideal pipe connection. They are welded inside and outside to ensure strength and stability, especially in high-pressure and high-temperature applications.

3. Blind Stainless Steel Flange in GUINEA: These flanges seal the end of a pipe or vessel. They are commonly used in applications where future expansion may be needed or to temporarily block off a pipeline.

4. Socket Weld Stainless Steel Flange in GUINEA: Designed for smaller diameter pipes, these flanges are welded for a tight seal. They feature a recessed area to insert the pipe, providing a smooth flow path.

5. Threaded Stainless Steel Flange in GUINEA: These flanges have threads machined onto their inner bore, allowing them to be screwed onto the pipe for easy installation and removal.

6. Lap Joint Stainless Steel Flange in GUINEA: These flanges allow for easy alignment of bolt holes. They are often used in non-standard connections or where the alignment of the bolt holes is critical.

7. JIS/Marine Stainless Steel Flange in GUINEA: Designed to Japanese Industrial Standards, these flanges are suitable for marine applications. They come in various pressure ratings, such as 5k, 10k, pn6, and 16k, catering to different requirements in aquatic environments.

Each type of stainless steel flange offers specific features and benefits, making them suitable for various applications across different industries.

Stainless Steel Flange Standards

ANSI/ASME B16.5, B16.47 Series A & B, B16.48, BS4504, BS 10, EN-1092, DIN, ANSI Flanges, ASME Flanges, BS Flanges, DIN Flanges, EN Flanges, GOST Flange, ASME/ANSI B16.5/16.36/16.47A/16.47B, MSS S44, ISO70051, JISB2220, BS1560-3.1, API7S-15, API7S-43, API605, EN1092

Stainless Steel Flange Pressure Rating ANSI

Class 150 LBS, 300 LBS, 600 LBS, 900 LBS, 1500 LBS, 2500 LBS

Slip-on SS (Stainless Steel) Flange Supplier in GUINEA 

Standards

ASTM A105, ASTM A182

Sizes

1/2'' to 24''

Pressure Ratings

Class 150 to 2500

Face Type

RF, RTJ

Weld Neck SS (Stainless Steel) Flange Supplier in GUINEA 

Standards

ASTM A105, ASTM A182

Sizes

1/2'' to 24''

Thickness

Schedule 10(S) to SCH 160

Pressure Ratings

Class 150 to 2500

Face Type

RF, RTJ

Blind SS (Stainless Steel) Flange Supplier in GUINEA 

Standards

ASTM A105, ASTM A182

Sizes

1/2'' to 24''

Thickness

Schedule 10(S) to SCH 160

Pressure Ratings

Class 150 to 2500

Face Type

RF, RTJ

Socket Weld SS (Stainless Steel) Flange Supplier in GUINEA 

Standards

ASTM A182 F304/L, F316/L

Sizes

1/2 inch to 24 inch

Thickness

Schedule 40 to 160

Pressure Ratings

Class 150 to Class 2500

Face Type

RF, RTJ

Threaded SS (Stainless Steel) Flange Supplier in GUINEA 

Standards

ASTM A105, ASTM A182

Sizes

1/2'', 1'', 2'', 3'', 4'' to 24''

Pressure Ratings

Class 150 to 2500

Face Type

Raised face (RF), Ring type joint (RTJ)

Lap Joint SS (Stainless Steel) Flange Supplier in GUINEA 

Standards

A182 F304/F304L/F316/F316L/F321

Sizes

1/2'' to 24''

Thickness

SCH 10, SCH 40, SCH 160

Marine SS (Stainless Steel) Flange supplier in GUINEA 

Standards

ASTM A182 F304, F304L, F316, F316L, F321, F347, F310, F44, F51, etc

Sizes

DN15 – DN1500

Thickness

SCH10 – SCH160

JIS Standard

5k, 10k, 16k, pn6

Conclusion 

                In the intricate tapestry of industrial operations, the importance of a reliable flange supplier cannot be overstated. As we've explored, Alkun Steel stands at the forefront of flange provision in Guinea, offering a comprehensive range of solutions to meet the diverse needs of industries nationwide. With a steadfast dedication to quality, precision engineering, and customer satisfaction, Alkun Steel continues solidifying its position as the go-to partner for flange supply. Whether it's carbon steel's robustness or stainless steel's corrosion resistance, Alkun Steel's offerings epitomise reliability, durability, and performance. As Guinea strides into a future fueled by innovation and progress, Alkun Steel remains a trusted ally, ensuring that the development pipelines remain steadfast and secure.

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