High-Quality Special Flanges: Custom-Engineered for Your Application
Welcome to CIC, your trusted partner for precision-engineered special flanges. We specialize in the design and manufacturing of a wide range of custom flanges tailored to meet the unique demands of your projects across various industries, including Oil & Gas, Petrochemical, Power Generation, Waterworks. Our commitment to quality, adherence to international standards (e.g., ASME, DIN, EN), and advanced manufacturing capabilities ensure you receive flanges that deliver exceptional performance and reliability.
Why Choose CIC for Special Flanges?
- Customization Expertise: We excel in producing non-standard flanges based on your drawings, specifications, or unique application requirements.
- Superior Material Quality: We utilize a wide range of certified materials, including carbon steel, stainless steel, and alloy steel, ensuring durability and corrosion resistance.
- Advanced Manufacturing: Our facility is equipped with state-of-the-art machinery for precise machining, forging, and quality control.
- Stringent Quality Assurance: Every flange undergoes rigorous testing and inspection to meet stringent quality benchmarks and international standards.
- Timely Delivery: We understand project timelines and are committed to delivering your special flanges on schedule.
- Competitive Pricing: We offer cost-effective solutions without compromising on quality or service.
Our Range of Special Flanges
We manufacture a comprehensive array of special flanges. Below are some of the common types we produce. If you don’t see your required type, please contact us – we thrive on custom challenges.
1. Orifice Flanges (Orifice Flange Assemblies)
Used in conjunction with orifice meters to measure the flow rate of liquids or gases. Typically supplied with tapping points.
Key Specifications:
- Types: Weld Neck, Slip-On, Threaded
- Pressure Ratings: 300#, 600#, 900#, 1500#, 2500#
- Standards: ASME B16.36
- Materials: A105, LF2, F304/L, F316/L, F51, F53
- Sizes: as per customer request
- Facing: as per customer request
2. Long Weld Neck Flanges (LWN Flanges)
Ideal for high-pressure and high-temperature applications, providing reinforcement in the nozzle neck. Often used on vessels, columns, or equipment.
Key Specifications:
- Pressure Ratings: 150# to 2500#
- Standards: ASME B16.5, customer-specific
- Materials: A105, LF2, F304/L, F316/L, F51, F53
- Sizes: 1/2″ to 48″
- Schedule: SCH 40, SCH 80, SCH XXS, custom
3. Spectacle Blind Flanges / Figure-8 Blanks
A safety device used to isolate a section of pipe or equipment. Consists of a blind plate and a spacer ring connected by a small web.
Key Specifications:
- Types: Paddle Blind, Paddle Spacer, Spectacle Blind
- Pressure Ratings: 150# to 2500#
- Standards: ASME B16.48, API 590
- Materials: A105, LF2, F304/L, F316/L, F51, F53
- Sizes: 1/2″ to 12″
- Facing: RF, FF, RTJ
4. Anchor Flanges
Designed to anchor pipe sections and restrain movement, typically used at pipeline crossings or connections to equipment.
Key Specifications:
- Pressure Ratings: As per project requirement
- Standards: Customer-specific, based on ASME B31.3, B31.4, B31.8
- Materials: Carbon steel and Stainless Steel
- Sizes: 4″ to 48″ or larger
5. Lap Joint Flanges
Lap joint flanges are a type of flange used in piping systems where frequent dismantling is required. They consist of two parts: a stub end, which is welded to the pipe, and a loose backing flange that can rotate freely. This design makes alignment of bolt holes easier and allows for cost-effective use of expensive materials only where necessary
Key Features:
- Pressure Ratings: 300#, 600#, 900#, 1500#, 2500#
- Standards: ASME B16.3
- Materials: A105, LF2, F304/L, F316/L, F51, F53
- Sizes: 1/2″ to 12″
- Facing: as per customer request
6. Nipoflanges / Weldoflanges (Integrally Reinforced Branch Connection Flanges)
A combination of a welding neck flange and a nipolet/weldolet fitting, providing a strong, integrally reinforced branch connection from a run pipe.
Key Specifications:
- Outlet Sizes: 1/2″ to 24″
- Run Pipe Sizes: To suit application
- Pressure Ratings: Matched to run pipe and flange rating
- Standards: MSS SP-44, ASME B16.5, B31.3
7. Custom Machined Flanges
Description: We have the capability to machine flanges to your precise drawings and unique design requirements, including special facings, drillings, or profiles. Key Specifications:
- Materials: Wide range available
- Tolerances: Up to 0.5mm
- Complexity: From simple modifications to highly complex geometries.
Industries We Serve
- Oil & Gas
- Petrochemical & Refining
- Boiler Manufacturing
- Power Generation
- Water Treatment & Distribution
- Chemical Processing
- Marine & Shipbuilding
Quality Assurance & Standards
At Central Industrial Corporation, quality is paramount. Our manufacturing processes adhere to strict quality control protocols, and our flanges can be supplied in compliance with major international standards including:
- ASME/ANSI B16.5, B16.47, B16.36, B16.48
- API 6A, 605
- DIN / EN 1092-1
- BS Standards
We provide comprehensive documentation, including Material Test Certificates (MTCs) to EN 10204 3.1, NDT reports (UT, MPI, DPI, RT as required), and dimensional reports.
Request Your Custom Flange Quote
Ready to discuss your special flange requirements? Our expert team is here to help you find the perfect solution.
- Email Us: sales@centralinco.com
- Call Us: 08047548709
Provide us with your specifications, drawings, or project details, and we’ll get back to you with a competitive quotation and lead time.