| Flanges Types | Slip On, Weld Neck, Long Weld Neck, Threaded, Blind, Companion, Lap Joint |
|---|---|
| Class | 150 Lbs, 300 Lbs, 600 Lbs, 900 Lbs, 1500 Lbs, 2500 Lbs Asa 150, Asa 300, Pn 6, 10, 16, 25, 40, 64, 100, 160 |
| Size | 1/2″ (15 Nb), 48″ (1200nb) Dn10~dn5000 |
| Type | Raised Face (rf), Flat Face (ff), Ring Type Joint (rtj), Lap Joint Face (ljf), Large Male Female (lmf), Small Male Female (smf), Large Tongue & Groove, Small Tongue, Groove |
Screwed/Threaded Flange Manufacturer in India
Viton Metal And Forging is a leading Screwed/Threaded Flange Manufacturer in India, providing high-quality and precision-engineered flanges for industrial applications. Screwed or Threaded Flanges are designed for piping systems where welding is not feasible, offering a secure connection through their internal threading. These flanges are commonly used in industries such as oil & gas, chemical processing, and water treatment, where ease of installation and maintenance is crucial.
As a trusted Screwed/Threaded Flange Supplier in India, we offer flanges in stainless steel, carbon steel, and alloy steel to ensure superior corrosion resistance, mechanical strength, and durability. Our flanges, including Long Weld Flange, are available in multiple sizes and pressure ratings, meeting international quality standards for reliable performance. With a commitment to precision and quality, we deliver flanges that enhance the efficiency and longevity of piping systems.
Screwed / Threaded Flanges – Standard Size & Weight Guide
The table below provides a general reference for Screwed (Threaded) Flanges used in piping systems where welding is not required. These flanges are designed with internal threads that allow easy installation and removal, making them suitable for low to moderate pressure applications. The values provided are indicative and may vary depending on pressure rating, material grade, manufacturing standard, and dimensional requirements.
Screwed / Threaded Flanges
Nominal Size (NB) | Outside Diameter (mm) | Bore Size (mm) | Approx. Weight Per Piece (Kg) | Pressure Class |
|---|---|---|---|---|
| ½" (15 NB) | 90 | 21.3 | 0.65 | 150 |
| ¾" (20 NB) | 100 | 26.7 | 0.85 | 150 |
| 1" (25 NB) | 110 | 33.4 | 1.10 | 150 |
| 1½" (40 NB) | 125 | 48.3 | 1.75 | 150 |
| 2" (50 NB) | 150 | 60.3 | 2.65 | 150 |
| 3" (80 NB) | 190 | 88.9 | 4.80 | 150 |
| 4" (100 NB) | 230 | 114.3 | 7.20 | 150 |
| 6" (150 NB) | 280 | 168.3 | 12.50 | 150 |
| 8" (200 NB) | 345 | 219.1 | 20.80 | 150 |
About Our Screwed / Threaded Flanges
Our Screwed (Threaded) Flanges are manufactured from high-quality materials to provide secure, leak-resistant connections in piping systems without the need for welding. Designed with precision-machined internal threads, these flanges enable quick installation, easy maintenance, and efficient system assembly, making them an ideal choice for applications where welding is impractical or restricted.
Engineered for durability and dimensional accuracy, threaded flanges offer excellent performance in low to medium pressure environments. They are widely used in water treatment facilities, fire protection systems, industrial processing plants, oil and gas installations, and general piping applications requiring reliable mechanical connections.
Each flange undergoes rigorous quality inspection and testing to ensure compliance with recognized international standards. Available in a variety of sizes, pressure classes, and material grades, our screwed/threaded flanges provide a dependable and cost-effective solution for diverse industrial requirements.
For customized specifications, bulk orders, or project-specific requirements, contact our team for expert guidance and competitive quotations.
Type of Sub-products
Frequently Asked Questions
Where are Screwed/Threaded Flanges commonly used?
What materials are used for Screwed/Threaded Flanges?
Countries We Export
India
Cities We Supply
Lucknow
Mumbai
Nashik
Pune
Rajkot
Moradabad
Angul
Rudrapur
Hosdurg
Gandhinagar
Rajahmundry
Durgapur
Bharuch
Panipat
Industries We Serve
Sugar
Oil And Gas Industries
Paper Mill
Power Plant
Bridge And Building
Aerospace Industries
Automobile Industry
Electrical Industry
Defense Industry
Construction & Fabrications
Ring Man Units
Railways

Gasket Industry
Pharmaceuticals Industry
