Technical Specifications

Parameter	Typical Details
Product	Reducing Flange
Primary Function	Connecting different pipe sizes
Material Options	Carbon Steel, Stainless Steel, Alloy Steel
Pressure Classes	150, 300, 600, 900, 1500, 2500
Size	Large-side and reduced-side sizes as required
Facing	RF, FF, RTJ or applicable configuration
Dimensional Standard	ASME B16.5 / applicable project standard
Bore	Reduced according to required pipe size
Bolt Hole Pattern	Based on flange size and pressure class
Manufacturing	Forged / as specified
Surface	Machined sealing face
Application	Piping size transition
Inspection	According to purchase or project specification

Key Benefits for Piping Projects

• Direct Size Adaptation

The primary purpose is to accommodate a connection between different pipe diameters without requiring a separate reducer in every installation.

• Fewer Components

Depending on the piping arrangement, a reducing flange can simplify the connection by combining flange and size-transition functions.

• Convenient Equipment Connection

Useful where a large equipment nozzle needs to connect to a smaller process or utility line.

• Maintenance-Friendly Assembly

The bolted flange connection allows components to be disconnected when inspection or maintenance is required.

• Flexible Material Selection

Different material options allow the flange to be selected according to the service environment and connected piping.

Where Reducing Flanges Are Used

Reducing Flanges can be considered for applications involving:

• Pump discharge and suction connections
• Valve assemblies
• Process piping
• Water-treatment installations
• Chemical plants
• Oil and gas facilities
• Industrial utility lines
• Heat-exchanger connections
• Equipment nozzles
• General fabrication projects

Important Design Considerations

A Reducing Flange should be selected carefully because the change in bore can influence flow characteristics and pressure behaviour. For critical process systems, engineers should verify whether a reducing flange or a separate reducer-and-flange arrangement is more appropriate.

Before ordering, confirm:

• Large flange size
• Reduced bore size
• Pipe schedule
• Material grade
• Pressure rating
• Facing type
• Bolt-hole configuration
• Operating pressure and temperature
• Applicable piping standard

Material Selection

• Carbon Steel: Suitable for many general industrial and utility applications.
• Stainless Steel: Appropriate where corrosion resistance or hygienic service is important.
• Alloy Steel: Used for specialized services where higher-temperature or particular mechanical requirements need to be considered.

The material should always be matched with the process medium and operating environment.

Why Source from Sohum Industrial Sales Corporation?

Sohum Industrial Sales Corporation assists industrial buyers with specification-oriented sourcing of piping components. The company serves EPC contractors, engineering firms, fabrication units, plant operators and procurement teams requiring standard or project-specific flange solutions. Bulk requirements can be discussed based on size combination, material, pressure class, facing and quantity, helping customers source a flange suitable for their piping configuration.

Get Reducing Flanges for Your Project

Looking for a dependable Reducing Flanges Supplier in West Bengal, Kolkata, Odisha, Chhattisgarh, Bihar, Arunachal Pradesh, Assam, Manipur, Meghalaya, Mizoram, Nagaland, Tripura and Bhutan? Contact Sohum Industrial Sales Corporation with your required large-side size, reduced-side size, material grade, pressure class and quantity to discuss your requirement and request a competitive quotation.