Steel Flanges

Product Details:

A round mild steel SORF flange is a ring of steel that connects pipes or joins a pipe to a pressure vessel, pump, valve, or other equipment: 

• DescriptionA round mild steel SORF flange is a forged or cast ring of steel that is used to connect pipes or join a pipe to a pressure vessel, pump, valve, or other equipment. 
• FeaturesSORF flanges are easy to install, reliable, and have high pressure resistance. They are often used in low-pressure, medium-temperature piping systems. 
• WeldingSORF flanges are attached to the pipe by fillet welding at the hub and at the end of the pipe inside the flange. 
• DimensionsSORF flanges come in various dimensions, ranging from ½ inches to 48 inches, and differing wall thicknesses. 
• MaterialMild steel flanges are made of a composition that includes phosphorus, sulfur, carbon, manganese, and around 99% iron. 

Product Details:

A mild steel raised face flange is a type of flange that has a raised surface above the bolting circle where the gasket is placed: 

• DescriptionRaised face flanges are commonly used in oil and gas pipelines, and are one of the most common types of flange facing. They have a simple design and are often welded to a pipe. 
• CompositionMild steel is a carbon steel grade that contains a low level of carbon in its alloy. It also includes phosphorus, sulfur, manganese, and around 99% iron. 
• DimensionsRaised face flanges can range in size from ½ inches to 48 inches and have differing wall thicknesses. 
• UsesRaised face flanges are used in a wide range of applications, including low-pressure, medium-temperature piping systems, machines, and valves. 

Product Details:

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• Delivery Time: READY STOCK
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Hot rolled mild steel flanges are components used to connect pipes, valves, and other equipment in piping systems. They are made from mild carbon steel and are characterized by their strength, ductility, and some resistance to corrosion. Here are some more details about hot rolled mild steel flanges: 

• Production methods: Hot rolled mild steel flanges can be produced using hot rolling, cold drawing, welding, or fabrication. 
• Shape: Hot rolled mild steel flanges are usually round. 
• Uses: Hot rolled mild steel flanges are used in industrial applications. 
• Material: Hot rolled mild steel is a type of carbon steel with a low carbon content. 
• Specification: Flanges are specified by their type and facing, such as "weld-neck RTJ" or "socket-weld RF". 
• Ease of working: Hot rolled steel is easier to form than other steels because it is roll-pressed at very high temperatures. 

Product Details:

A flange is a projecting rim, collar, or ring that connects or secures objects together: 

• FunctionFlanges are used in many industrial and building applications to connect pipes, equipment, or other objects. They can also be used to strengthen or stiffen an object, or to stabilize and guide its movements. 
• PartsA flange has two main parts: a flange face and flange connection holes. The flange face is mounted onto the object being connected, while the flange connection holes are used to attach the flange to other objects. 
• AttachmentFlanges are often attached using bolts in a circular pattern. They can be screwed or welded to the object being connected. 
• SealingFlanges are used to seal pipe systems to prevent leaks. The pressure applied to the mating sealing surfaces causes the two faces to crush a gasket or press together. 
• MaintenanceFlanges allow for easy access for maintenance, inspection, and modification. They can be used to connect or disconnect pipes without welding, which simplifies installation and reduces downtime. 
• StandardsFlanges are usually manufactured to standards such as ANSI (American National Standards Institute) or DIN (Deutsches Institut für Normung). These standards define the dimensions, shapes, and locations of the connection holes. 

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A galvanized iron flange is a flange made from iron that has been coated with zinc to prevent rusting. The process of applying the zinc coating is called galvanizing. Galvanized iron flanges are known for their durability and resistance to corrosion. Here are some other characteristics of galvanized iron: 

• Strength: Galvanized iron is strong and durable.
• Fire resistance: Galvanized iron is resistant to fire.
• Longevity: Galvanized iron is long-lasting.
• Versatility: Galvanized iron is versatile.
• Cost-effectiveness: Galvanized iron is cost-effective.

Flanges are used to create strong connections in piping systems across various industries. They are essential in industries like oil and gas, petrochemicals, and power generation. Flanges are secured to pipes using bolts and gaskets.

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A mild steel long weld neck flange (LWN) is a piping component that's used to connect a pipe to a vessel or column: 

• DesignThe LWN has a long neck that's welded to the end of the pipe, creating a strong, leak-resistant joint. The neck reduces stress concentration and allows for a smooth flow transition. 
• MaterialLWNs are typically made from mild steel, a low-carbon steel that's strong and ductile. 
• ApplicationsLWNs are often used in high-pressure and high/low temperature applications, such as in the petroleum industry. They're also used as nozzles for barrels or columns. 
• FeaturesLWNs have a raised face on the mating surface, and can be ordered in a variety of sizes and classes. 

Product Details:

A182 Carbon Steel Collar Flanges are a type of flange made from carbon steel and conforming to the ASTM A182 standard. These flanges are specifically designed to connect sections of pipes, valves, pumps, and other equipment in a piping system. They are typically collar-shaped (with a thick ring or "collar" around the edge) and are often used in high-pressure and high-temperature applications where the integrity of the connection is critical.

Key Features of A182 Carbon Steel Collar Flanges:

1. Material – Carbon Steel (A182):

   • ASTM A182 is a specification that covers forged or rolled alloy and stainless steel flanges, fittings, valves, and parts for high-temperature service. However, when used in the context of carbon steel, the material often refers to carbon steel grades such as A105.
   • Carbon steel is an iron-carbon alloy with varying carbon content, usually under 0.3% for mild steel and higher for other grades like A182. The addition of carbon gives it strength, hardness, and durability.
   • Carbon steel collar flanges are more cost-effective compared to stainless steel and other alloys while offering sufficient strength for general-purpose applications.

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• Delivery Time: READY STOCK
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DIN 1.4401 Flanges

DIN 1.4401 is a material specification for a type of stainless steel commonly known as AISI 316. This grade of stainless steel is highly resistant to corrosion, particularly in environments that involve chloride exposure, making it widely used in industries such as chemical processing, marine, food, and pharmaceuticals.

DIN 1.4401 Stainless Steel (AISI 316) Properties:

• Composition:
  • 18-20% Chromium (Cr)
  • 8-10% Nickel (Ni)
  • 2-3% Molybdenum (Mo)
  • 0.08% Carbon (C) max

The inclusion of molybdenum (2-3%) in this alloy provides enhanced corrosion resistance compared to the more common AISI 304 stainless steel, particularly against pitting and crevice corrosion in chloride environments.

• Corrosion Resistance: Excellent resistance to corrosion, particularly in marine environments or systems handling acidic and alkaline chemicals.
• Temperature Resistance: Good resistance to oxidation and can be used in applications up to about 870°C (1600°F) for intermittent service and 925°C (1700°F) in continuous service.
• Strength: Offers good strength and toughness, even at lower temperatures.
• Formability: Easily welded and formed using standard techniques.

DIN 1.4401 Flanges:

Flanges made from DIN 1.4401 (AISI 316) stainless steel are designed to connect pipes, valves, and equipment in a wide variety of systems. These flanges come in various types, such as weld neck, slip-on, blind, and socket weld, among others. They are commonly used in systems that require high corrosion resistance, such as in marine, chemical, pharmaceutical, and food processing industries.

Types of DIN 1.4401 Flanges:

1. Weld Neck Flange (WN):

   • These flanges have a long tapered neck, which helps to distribute stresses evenly around the flange joint.
   • Weld neck flanges are often used in high-pressure applications where the integrity of the weld joint is critical.

2. Slip-On Flange (SO):

   • These flanges are slipped over the pipe and welded both inside and outside. They are easier to install and more cost-effective than weld neck flanges but are usually suitable for lower-pressure applications.

3. Blind Flange:

   • Used to seal the end of a pipeline or vessel. Blind flanges are perfect for temporarily or permanently closing an opening in a pipeline or a piece of equipment.

4. Socket Weld Flange (SW):

   • These flanges are used in smaller-diameter pipes and are welded both inside and outside. Socket weld flanges provide a strong joint, ideal for high-pressure systems.

5. Threaded Flange (TF):

   • These flanges are designed to screw onto the pipe, requiring no welding. They are often used for systems where welding is not feasible or desired.

6. Lap Joint Flange (LJ):

   • A lap joint flange is used with a matching stub end. The flange is not welded to the pipe but instead slides over the stub end, which is welded to the pipe. It’s a good option for systems that need to be frequently disassembled.

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• Delivery Time: READY STOCK
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ASTM A105 forged flanges are made of carbon steel and are used to connect pipes to pumps, valves, pressure vessels, and other equipment: 

• MaterialASTM A105 is a utilitarian steel that is forged at temperatures between 1,700° and 2,200° Fahrenheit. The material composition can include carbon, manganese, phosphorus, sulfur, and iron. 
• SpecificationsASTM A105 flanges are designed to meet standards for high-temperature and high-pressure environments. They are known for their strength, durability, and resistance to corrosion. 
• UsesASTM A105 flanges are used in refineries and other downstream facilities, but not in midstream pipelines. They are a reliable choice for critical applications because they can withstand extreme temperatures and pressures. 
• TypesThere are different types of flanges, including blind, slip-on, and orifice flanges. Flanges can also be classified by their shape, such as flat face, raised face, or ring type joint. 

Additional Information:

• Delivery Time: READY STOCK
• Packaging Details: WOODEN PACKAGING