GI Flange Manufacturer – Galvanized Pipe Flange Supplier India 2025
GI Flange Manufacturer in India – Galvanized Pipe Flange Supplier 2025
Are you searching for a trusted GI flange manufacturer in India? GI (Galvanized Iron) flanges are vital components for connecting pipes in plumbing, irrigation, drainage, and industrial lines. These flanges are hot-dip galvanized to resist corrosion, especially in water-based environments. In this guide, we cover top galvanized pipe flange manufacturers, pricing, product specifications, and how to select the right GI flange supplier for your project.
Why Choose a GI Flange Manufacturer in India?
- Direct factory pricing with no middlemen
- Custom flange sizes from 1/2” to 24”
- Zinc coating from 80 to 120 microns for outdoor use
- Fast dispatch across India and global export capability
Types of GI Flanges Supplied
1. GI SORF (Slip-On Raised Face Flange)
Most common type for low-pressure systems like water pipelines.
2. GI Blind Flange
Used to close pipe ends or pressure test pipelines.
3. GI Weld Neck Flange
Used in high-pressure pipelines requiring seamless strength.
4. GI Threaded Flange
No welding required. Ideal for small-diameter piping systems.
5. GI Lap Joint Flange
Used with stub ends for systems requiring frequent disassembly.
All types are manufactured as per IS 1538, IS 6392, ANSI B16.5 or DIN 2573 standards.
Top GI Flange Manufacturers in India
1. Udhhyog – Trusted GI Flange Manufacturer
- Supplies hot-dip galvanized SORF, Blind, Threaded, and WNRF flanges
- Offers 80–120 micron zinc coating
- Sizes from 15NB to 600NB
- RFQ Form | Contact Us | WhatsApp | ? +91-9311120784
2. Star GalvaTech
- IS 1538 certified GI flange supplier
- MOQ: 100 pcs | Export quality packaging
3. Metro Pipe Fittings (Delhi)
- Focus on GI SORF and GI flange rings
- Works with real estate and EPC plumbing projects
GI Flange Specifications Table
| Property | Specification |
|---|---|
| Material | Mild Steel + Hot Dip Galvanized |
| Zinc Coating | 80–120 microns |
| Size Range | 1/2" (15NB) to 24" (600NB) |
| Flange Thickness | 5mm to 25mm |
| Bolt Hole Type | Drilled as per IS/ANSI/DIN |
| Pressure Class | Class 150, 300 (custom available) |
GI Flange Price List Per Piece (2025)
| Flange Type | Size (inch) | Thickness (mm) | Rate/pc (INR) |
|---|---|---|---|
| GI SORF | 2" | 10mm | ₹170 |
| GI Blind | 3" | 12mm | ₹250 |
| GI WNRF | 4" | 16mm | ₹380 |
| GI Threaded | 1" | 8mm | ₹135 |
*Prices may vary based on thickness, zinc layer, order volume & transport.
Benefits of Galvanized Flanges
- Rust prevention in moisture and underground systems
- Affordable alternative to stainless steel
- Strong welding compatibility with MS pipes
- Long-lasting in fire water tanks, irrigation & industrial lines
Applications of GI Flanges
- Water pipeline fittings
- Firefighting sprinkler systems
- Sewage treatment plants
- Agricultural irrigation
- HVAC ducting & pump lines
How to Choose a GI Flange Manufacturer
- Ask for zinc coating test report (micron certificate)
- Confirm IS 1538 / ANSI B16.5 compliance
- Request MTC (Material Test Certificate)
- Compare per kg vs per pc pricing
- Verify logistics and packaging for your zone
Internal Links for Navigation
- MS Flange Manufacturer in India
- Blind Flange Manufacturers
- MS Flange Manufacturer in Delhi
- Custom Puddle Flange Manufacturing
FAQs on GI Flange Manufacturers in India
Q1. What is the standard zinc coating on GI flanges?
A1. Most manufacturers offer 80 to 120 microns zinc via hot-dip galvanization.
Q2. Can GI flanges be used underground?
A2. Yes. GI flanges are suitable for buried pipelines due to their corrosion resistance.
Q3. What documents are required before purchase?
A3. Always ask for MTC, zinc test report, and conformity to IS/ANSI standards.
Q4. What’s the MOQ for GI flange suppliers?
A4. The minimum order quantity is typically 50–100 pcs depending on size.
Q5. Is GI flange price calculated per piece or kg?
A5. It is usually quoted per piece but large orders can negotiate per kg basis.
Contact GI Flange Supplier
Looking for a trusted GI Flange Manufacturer in India?
✅ Contact Udhhyog for bulk pricing, custom specs & all certifications.
? RFQ Form | ? +91-9311120784 | Contact Us | WhatsApp
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