Kuldevi Forge And Fittings is a trusted Weld Neck Flanges Manufacturer in India, delivering high-quality flanges designed for superior strength and leak-proof performance. These flanges feature a long tapered hub that enhances stress distribution, making them ideal for high-pressure and high-temperature applications. Their strong connection with the piping system ensures reliability in demanding industrial environments, including oil and gas, power plants, and chemical processing units. Weld Neck Flanges are known for their ability to withstand extreme mechanical stress and provide a durable, secure connection that minimizes the risk of leaks or failures.
Weld Neck Flanges
Minimum Order : 300
Customization as per requirements
Weld Neck Flanges – Specification
| Flanges Types | Weld Neck |
|---|---|
| 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 |
Weld Neck Flanges Manufacturer in India
Type of Sub-products

Standard Weld Neck Flange Standard Weld Neck Flange
Most common; has a Raised Face (RF) for gasket sealing. Tapered hub allows smooth pipe flow and stress transition.

Flat Face Weld Neck Flange Flat Face Weld Neck Flange
Flat sealing surface, usually used with cast iron or mating flat face equipment.
Frequently Asked Questions
What are the benefits of Weld Neck Flanges?
They provide superior strength, excellent leak resistance, and enhanced durability, making them ideal for critical applications.
Where are Weld Neck Flanges used?
They are commonly used in oil refineries, power plants, chemical processing, and industries requiring strong, high-pressure pipeline connections.
Why choose Weld Neck Flanges for high-pressure systems?
Their tapered design helps distribute stress evenly, reducing the risk of failure in demanding industrial environments.
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Countries We Export – Weld Neck Flanges
- India
Cities We Supply – Weld Neck Flanges
- Mumbai
- Lucknow
- Nashik
- Pune
- Rajkot
- Moradabad
- Angul
- Rudrapur
- Hosdurg
- Gandhinagar
- Rajahmundry
- Durgapur
- Bharuch
- Panipat
Industries We Serve – Weld Neck Flanges
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
