#puddleflange

 If you're in the industrial, construction, or plumbing sector and need high-quality GI flanges, you know the importance of choosing the right supplier. GI (Galvanized Iron) flanges are essential for pipeline connection, known for their corrosion resistance, durability, and cost-effectiveness.

In this detailed 1500-word guide, we explore everything from GI flange specifications and applications to price trends and supplier insights—with a special spotlight on Udhhyog, a leading GI flange manufacturer and supplier in Delhi.

What is a GI Flange?

A GI flange is a galvanized iron flange used to connect pipes, valves, pumps, and other equipment to form a pipeline system. The galvanization process provides a zinc-coated finish that protects against rust and corrosion.

🔩 Key Features:

Rust-proof coating

Sturdy mild steel base

Available in standard sizes (15mm to 300mm)

IS 1538 / PN6 / PN10 / Class 150 compliance

Applications of GI Flanges

🚿 Water pipelines and tank systems

🧯 Firefighting and sprinkler systems

🌐 Underground piping networks

🏭 Industrial construction

🌊 Sewage and drainage projects

Types of GI Flanges Available

TypeDescriptionBest Use CaseSlip-On FlangePipe fits inside flange, then weldedEasy-to-install systemsBlind FlangeSolid flange used to close end of pipelineTermination or future expansion provisionThreaded FlangeThreads allow connection without weldingLow-pressure, quick-installation setupsPuddle FlangeWater-sealing flange embedded in concreteBorewell and underground construction

All flange types at Udhhyog come with custom drill options, standard bolt hole dimensions, and can be coated with hot-dip or electro-galvanized finishes.

GI Flange Price List – Delhi Market (2024)

Size (Inch)NB (mm)TypeThickness (mm)Weight (kg)Price (INR/piece)1"25 mmSlip-On141.0₹75 – ₹1002"50 mmSlip-On161.8₹110 – ₹1503"80 mmSlip-On183.2₹180 – ₹2404"100 mmSlip-On204.8₹270 – ₹3406"150 mmSlip-On227.2₹420 – ₹540

📝 Prices may vary with coating thickness, bolt size, and bulk quantity. GST extra.

📥 Download full catalog: GI Flange Catalogue – Udhhyog

Why Udhhyog is the Best GI Flange Supplier in Delhi

🏭 In-House Manufacturing

We manufacture flanges in our Delhi facility with strict quality checks, IS compliance, and custom drill support.

🛠️ Complete Stock in All Sizes

Ready stock from ½ inch to 12 inch available in:

Slip-On

Blind

Puddle

Threaded types

🚚 Fast Delivery in North India

We ship to:

Delhi NCR

Haryana

Punjab

Uttar Pradesh

Rajasthan

Jammu & Kashmir

Himachal Pradesh

Delivery time: 1–4 days depending on location.

🔩 Customization Available

Extra-thick GI coating

Custom bolt hole drilling

Branding and embossing

💰 Best Price Guarantee

Being a direct manufacturer, we offer factory prices, bulk order discounts, and OEM supply.

GI Flange Manufacturing Process at Udhhyog

Raw Material Cutting (Mild Steel)

Machining & Drilling as per flange standards

Galvanizing (Hot-dip or electro-plated)

Quality Inspection

Marking & Packing

Client Testimonials

⭐️⭐️⭐️⭐️⭐️ “We source 4-inch GI flanges from Udhhyog regularly – strong build, accurate drilling, and fast delivery.” – Construction Contractor, Delhi

⭐️⭐️⭐️⭐️⭐️ “Their puddle flanges are the best in the market. No leaks even after 6 months underground!” – Borewell Engineer, Haryana

Ordering & Support

📞 Call Now: +91-XXXXXXXXXX 🌐 Website: https://udhhyog.com 📦 Bulk Order Support: Available ✍️ Custom Order Lead Time: 2–4 days max

Visit our Contact Page to send RFQs or get product consultation.

FAQs

Q1: What is the delivery time in Delhi? A: Within 24–48 hours for ready stock items.

Q2: Can I request GI flanges with extra coating? A: Yes, we offer both hot-dip and electro-galvanized options.

 If you're in the industrial, construction, or plumbing sector and need high-quality GI flanges, you know the importance of choosing the right supplier. GI (Galvanized Iron) flanges are essential for pipeline connection, known for their corrosion resistance, durability, and cost-effectiveness.

In this detailed 1500-word guide, we explore everything from GI flange specifications and applications to price trends and supplier insights—with a special spotlight on Udhhyog, a leading GI flange manufacturer and supplier in Delhi.

What is a GI Flange?

A GI flange is a galvanized iron flange used to connect pipes, valves, pumps, and other equipment to form a pipeline system. The galvanization process provides a zinc-coated finish that protects against rust and corrosion.

🔩 Key Features:

Rust-proof coating

Sturdy mild steel base

Available in standard sizes (15mm to 300mm)

IS 1538 / PN6 / PN10 / Class 150 compliance

Applications of GI Flanges

🚿 Water pipelines and tank systems

🧯 Firefighting and sprinkler systems

🌐 Underground piping networks

🏭 Industrial construction

🌊 Sewage and drainage projects

Types of GI Flanges Available

TypeDescriptionBest Use CaseSlip-On FlangePipe fits inside flange, then weldedEasy-to-install systemsBlind FlangeSolid flange used to close end of pipelineTermination or future expansion provisionThreaded FlangeThreads allow connection without weldingLow-pressure, quick-installation setupsPuddle FlangeWater-sealing flange embedded in concreteBorewell and underground construction

All flange types at Udhhyog come with custom drill options, standard bolt hole dimensions, and can be coated with hot-dip or electro-galvanized finishes.

GI Flange Price List – Delhi Market (2024)

Size (Inch)NB (mm)TypeThickness (mm)Weight (kg)Price (INR/piece)1"25 mmSlip-On141.0₹75 – ₹1002"50 mmSlip-On161.8₹110 – ₹1503"80 mmSlip-On183.2₹180 – ₹2404"100 mmSlip-On204.8₹270 – ₹3406"150 mmSlip-On227.2₹420 – ₹540

📝 Prices may vary with coating thickness, bolt size, and bulk quantity. GST extra.

📥 Download full catalog: GI Flange Catalogue – Udhhyog

Why Udhhyog is the Best GI Flange Supplier in Delhi

🏭 In-House Manufacturing

We manufacture flanges in our Delhi facility with strict quality checks, IS compliance, and custom drill support.

🛠️ Complete Stock in All Sizes

Ready stock from ½ inch to 12 inch available in:

Slip-On

Blind

Puddle

Threaded types

🚚 Fast Delivery in North India

We ship to:

Delhi NCR

Haryana

Punjab

Uttar Pradesh

Rajasthan

Jammu & Kashmir

Himachal Pradesh

Delivery time: 1–4 days depending on location.

🔩 Customization Available

Extra-thick GI coating

Custom bolt hole drilling

Branding and embossing

💰 Best Price Guarantee

Being a direct manufacturer, we offer factory prices, bulk order discounts, and OEM supply.

GI Flange Manufacturing Process at Udhhyog

Raw Material Cutting (Mild Steel)

Machining & Drilling as per flange standards

Galvanizing (Hot-dip or electro-plated)

Quality Inspection

Marking & Packing

Client Testimonials

⭐️⭐️⭐️⭐️⭐️ “We source 4-inch GI flanges from Udhhyog regularly – strong build, accurate drilling, and fast delivery.” – Construction Contractor, Delhi

⭐️⭐️⭐️⭐️⭐️ “Their puddle flanges are the best in the market. No leaks even after 6 months underground!” – Borewell Engineer, Haryana

Ordering & Support

📞 Call Now: +91-XXXXXXXXXX 🌐 Website: https://udhhyog.com 📦 Bulk Order Support: Available ✍️ Custom Order Lead Time: 2–4 days max

Visit our Contact Page to send RFQs or get product consultation.

FAQs

Q1: What is the delivery time in Delhi? A: Within 24–48 hours for ready stock items.

Q2: Can I request GI flanges with extra coating? A: Yes, we offer both hot-dip and electro-galvanized options.

 If you're in the industrial, construction, or plumbing sector and need high-quality GI flanges, you know the importance of choosing the right supplier. GI (Galvanized Iron) flanges are essential for pipeline connection, known for their corrosion resistance, durability, and cost-effectiveness.

In this detailed 1500-word guide, we explore everything from GI flange specifications and applications to price trends and supplier insights—with a special spotlight on Udhhyog, a leading GI flange manufacturer and supplier in Delhi.

What is a GI Flange?

A GI flange is a galvanized iron flange used to connect pipes, valves, pumps, and other equipment to form a pipeline system. The galvanization process provides a zinc-coated finish that protects against rust and corrosion.

🔩 Key Features:

Rust-proof coating

Sturdy mild steel base

Available in standard sizes (15mm to 300mm)

IS 1538 / PN6 / PN10 / Class 150 compliance

Applications of GI Flanges

🚿 Water pipelines and tank systems

🧯 Firefighting and sprinkler systems

🌐 Underground piping networks

🏭 Industrial construction

🌊 Sewage and drainage projects

Types of GI Flanges Available

TypeDescriptionBest Use CaseSlip-On FlangePipe fits inside flange, then weldedEasy-to-install systemsBlind FlangeSolid flange used to close end of pipelineTermination or future expansion provisionThreaded FlangeThreads allow connection without weldingLow-pressure, quick-installation setupsPuddle FlangeWater-sealing flange embedded in concreteBorewell and underground construction

All flange types at Udhhyog come with custom drill options, standard bolt hole dimensions, and can be coated with hot-dip or electro-galvanized finishes.

GI Flange Price List – Delhi Market (2024)

Size (Inch)NB (mm)TypeThickness (mm)Weight (kg)Price (INR/piece)1"25 mmSlip-On141.0₹75 – ₹1002"50 mmSlip-On161.8₹110 – ₹1503"80 mmSlip-On183.2₹180 – ₹2404"100 mmSlip-On204.8₹270 – ₹3406"150 mmSlip-On227.2₹420 – ₹540

📝 Prices may vary with coating thickness, bolt size, and bulk quantity. GST extra.

📥 Download full catalog: GI Flange Catalogue – Udhhyog

Why Udhhyog is the Best GI Flange Supplier in Delhi

🏭 In-House Manufacturing

We manufacture flanges in our Delhi facility with strict quality checks, IS compliance, and custom drill support.

🛠️ Complete Stock in All Sizes

Ready stock from ½ inch to 12 inch available in:

Slip-On

Blind

Puddle

Threaded types

🚚 Fast Delivery in North India

We ship to:

Delhi NCR

Haryana

Punjab

Uttar Pradesh

Rajasthan

Jammu & Kashmir

Himachal Pradesh

Delivery time: 1–4 days depending on location.

🔩 Customization Available

Extra-thick GI coating

Custom bolt hole drilling

Branding and embossing

💰 Best Price Guarantee

Being a direct manufacturer, we offer factory prices, bulk order discounts, and OEM supply.

GI Flange Manufacturing Process at Udhhyog

Raw Material Cutting (Mild Steel)

Machining & Drilling as per flange standards

Galvanizing (Hot-dip or electro-plated)

Quality Inspection

Marking & Packing

Client Testimonials

⭐️⭐️⭐️⭐️⭐️ “We source 4-inch GI flanges from Udhhyog regularly – strong build, accurate drilling, and fast delivery.” – Construction Contractor, Delhi

⭐️⭐️⭐️⭐️⭐️ “Their puddle flanges are the best in the market. No leaks even after 6 months underground!” – Borewell Engineer, Haryana

Ordering & Support

📞 Call Now: +91-XXXXXXXXXX 🌐 Website: https://udhhyog.com 📦 Bulk Order Support: Available ✍️ Custom Order Lead Time: 2–4 days max

Visit our Contact Page to send RFQs or get product consultation.

FAQs

Q1: What is the delivery time in Delhi? A: Within 24–48 hours for ready stock items.

Q2: Can I request GI flanges with extra coating? A: Yes, we offer both hot-dip and electro-galvanized options.

Galvanized Iron (GI) flanges are essential in industrial piping, plumbing, and water distribution networks due to their corrosion resistance, durability, and reliability. Selecting the right GI flange type, standard size, and pricing is crucial for efficient system performance.

This guide covers:

GI flange table with standard dimensions

Puddle flange price list and specifications

Standard GI flange dimensions and classifications

Why Udhhyog is the preferred supplier of GI flanges?

GI Flange Table – Standard Dimensions

GI flanges conform to IS 1538, ASME B16.5, and PN16 standards. Below is a reference GI flange table showing standard dimensions.Nominal Pipe Size (NPS)Flange Outer Diameter (mm)Bolt Hole Diameter (mm)Number of Bolts2"1501943"1751944"2301986"280228100mm210198150mm280228

Puddle Flange Price List & Specifications

GI puddle flanges are designed for underground and waterproofing applications. Below is a puddle flange price list.Puddle Flange SizePrice (INR/Piece)2-inch₹400 – ₹7003-inch₹600 – ₹9004-inch₹800 – ₹1,2006-inch₹1,500 – ₹2,200100mm₹1,200 – ₹1,800150mm₹1,800 – ₹2,500

Standard GI Flange Dimensions & Classifications

GI flanges are categorized based on design, pressure rating, and functionality.

1. GI Slip-On Flange (SOF)

Slides over the pipe and is then welded.

Suitable for low to medium-pressure applications.

Common in plumbing and HVAC systems.

2. GI Weld Neck Flange (WN)

Has a long tapered hub for welding.

Ideal for high-pressure and high-temperature pipelines.

Used in water treatment plants and industrial flow lines.

3. GI Blind Flange (BL)

Seals the end of a pipeline, preventing leaks.

Used in testing, maintenance, and system shutdowns.

Common in oil & gas, chemical, and municipal water systems.

4. GI Threaded Flange (THF)

Screwed onto pipes without welding.

Best for low-pressure systems.

Used in gas pipelines and small-diameter applications.

5. GI Puddle Flange

Designed for underground pipe penetrations.

Prevents water leakage in concrete structures.

Common in basements, water tanks, and drainage systems.

Why Choose Udhhyog for GI Flanges?

✅ High-Quality GI Flanges – Available in various sizes and pressure ratings. ✅ Custom Manufacturing – Flanges tailored to industrial needs. ✅ Affordable Pricing – Best rates for bulk and custom orders. ✅ Trusted Supplier – Serving Delhi, Haryana, UP, and J&K.

For premium GI flanges, trust Udhhyog – your reliable supplier of industrial piping solutions.

Conclusion

GI flanges play a crucial role in industrial piping, plumbing, and waterproofing applications. Understanding flange tables, standard dimensions, and pricing ensures the best selection for durability and efficiency. Udhhyog supplies high-quality GI flanges, from 2-inch to 150mm sizes, meeting Class 150 and PN16 standards.

Galvanized Iron (GI) flanges are essential in industrial piping, plumbing, and water distribution networks due to their corrosion resistance, durability, and reliability. Selecting the right GI flange type, standard size, and pricing is crucial for efficient system performance.

This guide covers:

GI flange table with standard dimensions

Puddle flange price list and specifications

Standard GI flange dimensions and classifications

Why Udhhyog is the preferred supplier of GI flanges?

GI Flange Table – Standard Dimensions

GI flanges conform to IS 1538, ASME B16.5, and PN16 standards. Below is a reference GI flange table showing standard dimensions.Nominal Pipe Size (NPS)Flange Outer Diameter (mm)Bolt Hole Diameter (mm)Number of Bolts2"1501943"1751944"2301986"280228100mm210198150mm280228

Puddle Flange Price List & Specifications

GI puddle flanges are designed for underground and waterproofing applications. Below is a puddle flange price list.Puddle Flange SizePrice (INR/Piece)2-inch₹400 – ₹7003-inch₹600 – ₹9004-inch₹800 – ₹1,2006-inch₹1,500 – ₹2,200100mm₹1,200 – ₹1,800150mm₹1,800 – ₹2,500

Standard GI Flange Dimensions & Classifications

GI flanges are categorized based on design, pressure rating, and functionality.

1. GI Slip-On Flange (SOF)

Slides over the pipe and is then welded.

Suitable for low to medium-pressure applications.

Common in plumbing and HVAC systems.

2. GI Weld Neck Flange (WN)

Has a long tapered hub for welding.

Ideal for high-pressure and high-temperature pipelines.

Used in water treatment plants and industrial flow lines.

3. GI Blind Flange (BL)

Seals the end of a pipeline, preventing leaks.

Used in testing, maintenance, and system shutdowns.

Common in oil & gas, chemical, and municipal water systems.

4. GI Threaded Flange (THF)

Screwed onto pipes without welding.

Best for low-pressure systems.

Used in gas pipelines and small-diameter applications.

5. GI Puddle Flange

Designed for underground pipe penetrations.

Prevents water leakage in concrete structures.

Common in basements, water tanks, and drainage systems.

Why Choose Udhhyog for GI Flanges?

✅ High-Quality GI Flanges – Available in various sizes and pressure ratings. ✅ Custom Manufacturing – Flanges tailored to industrial needs. ✅ Affordable Pricing – Best rates for bulk and custom orders. ✅ Trusted Supplier – Serving Delhi, Haryana, UP, and J&K.

For premium GI flanges, trust Udhhyog – your reliable supplier of industrial piping solutions.

Conclusion

GI flanges play a crucial role in industrial piping, plumbing, and waterproofing applications. Understanding flange tables, standard dimensions, and pricing ensures the best selection for durability and efficiency. Udhhyog supplies high-quality GI flanges, from 2-inch to 150mm sizes, meeting Class 150 and PN16 standards.

Galvanized Iron (GI) flanges are essential in industrial piping, plumbing, and water distribution networks due to their corrosion resistance, durability, and reliability. Selecting the right GI flange type, standard size, and pricing is crucial for efficient system performance.

This guide covers:

GI flange table with standard dimensions

Puddle flange price list and specifications

Standard GI flange dimensions and classifications

Why Udhhyog is the preferred supplier of GI flanges?

GI Flange Table – Standard Dimensions

GI flanges conform to IS 1538, ASME B16.5, and PN16 standards. Below is a reference GI flange table showing standard dimensions.Nominal Pipe Size (NPS)Flange Outer Diameter (mm)Bolt Hole Diameter (mm)Number of Bolts2"1501943"1751944"2301986"280228100mm210198150mm280228

Puddle Flange Price List & Specifications

GI puddle flanges are designed for underground and waterproofing applications. Below is a puddle flange price list.Puddle Flange SizePrice (INR/Piece)2-inch₹400 – ₹7003-inch₹600 – ₹9004-inch₹800 – ₹1,2006-inch₹1,500 – ₹2,200100mm₹1,200 – ₹1,800150mm₹1,800 – ₹2,500

Standard GI Flange Dimensions & Classifications

GI flanges are categorized based on design, pressure rating, and functionality.

1. GI Slip-On Flange (SOF)

Slides over the pipe and is then welded.

Suitable for low to medium-pressure applications.

Common in plumbing and HVAC systems.

2. GI Weld Neck Flange (WN)

Has a long tapered hub for welding.

Ideal for high-pressure and high-temperature pipelines.

Used in water treatment plants and industrial flow lines.

3. GI Blind Flange (BL)

Seals the end of a pipeline, preventing leaks.

Used in testing, maintenance, and system shutdowns.

Common in oil & gas, chemical, and municipal water systems.

4. GI Threaded Flange (THF)

Screwed onto pipes without welding.

Best for low-pressure systems.

Used in gas pipelines and small-diameter applications.

5. GI Puddle Flange

Designed for underground pipe penetrations.

Prevents water leakage in concrete structures.

Common in basements, water tanks, and drainage systems.

Why Choose Udhhyog for GI Flanges?

✅ High-Quality GI Flanges – Available in various sizes and pressure ratings. ✅ Custom Manufacturing – Flanges tailored to industrial needs. ✅ Affordable Pricing – Best rates for bulk and custom orders. ✅ Trusted Supplier – Serving Delhi, Haryana, UP, and J&K.

For premium GI flanges, trust Udhhyog – your reliable supplier of industrial piping solutions.

Conclusion

GI flanges play a crucial role in industrial piping, plumbing, and waterproofing applications. Understanding flange tables, standard dimensions, and pricing ensures the best selection for durability and efficiency. Udhhyog supplies high-quality GI flanges, from 2-inch to 150mm sizes, meeting Class 150 and PN16 standards.

 Galvanized Iron (GI) flanges are widely used in industrial piping systems, plumbing, and water distribution networks due to their corrosion resistance, durability, and cost-effectiveness. Understanding the right GI flange type, dimensions, and price list ensures an optimal selection for various applications.

This guide covers:

Types of GI flanges and their applications

GI flange dimensions and size chart

GI flange price list for 2-inch & 4-inch sizes

GI puddle flange specifications and pricing

Why choose Udhhyog for industrial-grade GI flanges?

Types of GI Flanges

GI flanges are classified based on design, pressure rating, and functionality.

1. GI Slip-On Flange (SOF)

Slides over the pipe and is then welded.

Suitable for low to medium-pressure applications.

Common in plumbing and HVAC systems.

2. GI Weld Neck Flange (WN)

Has a long tapered hub for welding.

Ideal for high-pressure and high-temperature pipelines.

Used in water treatment plants and industrial flow lines.

3. GI Blind Flange (BL)

Seals the end of a pipeline, preventing leaks.

Used in testing, maintenance, and system shutdowns.

Common in oil & gas, chemical, and municipal water systems.

4. GI Threaded Flange (THF)

Screwed onto pipes without welding.

Best for low-pressure systems.

Used in gas pipelines and small-diameter applications.

5. GI Puddle Flange

Designed for underground pipe penetrations.

Prevents water leakage in concrete structures.

Common in basements, water tanks, and drainage systems.

GI Flange Dimensions & Size Chart

GI flanges are manufactured following IS 1538, ASME B16.5, and PN16 standards. Below is a standard GI flange dimension chart.Nominal Pipe Size (NPS)Flange Outer Diameter (mm)Bolt Hole Diameter (mm)Number of Bolts2"1501943"1751944"2301986"280228100mm210198150mm280228

GI Flange Price List (Approximate Rates in INR)

Prices vary depending on size, coating thickness, and manufacturer. Below is a general GI flange price list.Flange SizeClassPrice (INR/Piece)2-inch GI FlangeClass 150₹300 – ₹5003-inch GI FlangeClass 150₹500 – ₹7504-inch GI FlangeClass 150₹700 – ₹1,0006-inch GI FlangeClass 150₹1,200 – ₹1,600100mm GI FlangePN16₹900 – ₹1,400150mm GI FlangePN16₹1,400 – ₹2,000

Bulk orders qualify for discounted rates from Udhhyog.

GI Puddle Flange Price List

GI puddle flanges are specialized fittings used for waterproofing applications. Below is the approximate pricing.Puddle Flange SizePrice (INR/Piece)2-inch₹400 – ₹7003-inch₹600 – ₹9004-inch₹800 – ₹1,2006-inch₹1,500 – ₹2,200100mm₹1,200 – ₹1,800150mm₹1,800 – ₹2,500

 Why Choose Udhhyog for GI Flanges?

✅ High-Quality GI Flanges – Available in various sizes and pressure ratings. ✅ Custom Manufacturing – Flanges tailored to industrial needs. ✅ Affordable Pricing – Best rates for bulk and custom orders. ✅ Trusted Supplier – Serving Delhi, Haryana, UP, and J&K.

For premium GI flanges, trust Udhhyog – your reliable supplier of industrial piping solutions.

Conclusion

GI flanges play a crucial role in industrial piping, plumbing, and waterproofing applications. Understanding flange types, sizes, and pricing ensures the best selection for durability and efficiency. Udhhyog supplies high-quality GI flanges, from 2-inch to 150mm sizes, meeting Class 150 and PN16 standards.

 Galvanized Iron (GI) flanges are widely used in industrial piping systems, plumbing, and water distribution networks due to their corrosion resistance, durability, and cost-effectiveness. Understanding the right GI flange type, dimensions, and price list ensures an optimal selection for various applications.

This guide covers:

Types of GI flanges and their applications

GI flange dimensions and size chart

GI flange price list for 2-inch & 4-inch sizes

GI puddle flange specifications and pricing

Why choose Udhhyog for industrial-grade GI flanges?

Types of GI Flanges

GI flanges are classified based on design, pressure rating, and functionality.

1. GI Slip-On Flange (SOF)

Slides over the pipe and is then welded.

Suitable for low to medium-pressure applications.

Common in plumbing and HVAC systems.

2. GI Weld Neck Flange (WN)

Has a long tapered hub for welding.

Ideal for high-pressure and high-temperature pipelines.

Used in water treatment plants and industrial flow lines.

3. GI Blind Flange (BL)

Seals the end of a pipeline, preventing leaks.

Used in testing, maintenance, and system shutdowns.

Common in oil & gas, chemical, and municipal water systems.

4. GI Threaded Flange (THF)

Screwed onto pipes without welding.

Best for low-pressure systems.

Used in gas pipelines and small-diameter applications.

5. GI Puddle Flange

Designed for underground pipe penetrations.

Prevents water leakage in concrete structures.

Common in basements, water tanks, and drainage systems.

GI Flange Dimensions & Size Chart

GI flanges are manufactured following IS 1538, ASME B16.5, and PN16 standards. Below is a standard GI flange dimension chart.Nominal Pipe Size (NPS)Flange Outer Diameter (mm)Bolt Hole Diameter (mm)Number of Bolts2"1501943"1751944"2301986"280228100mm210198150mm280228

GI Flange Price List (Approximate Rates in INR)

Prices vary depending on size, coating thickness, and manufacturer. Below is a general GI flange price list.Flange SizeClassPrice (INR/Piece)2-inch GI FlangeClass 150₹300 – ₹5003-inch GI FlangeClass 150₹500 – ₹7504-inch GI FlangeClass 150₹700 – ₹1,0006-inch GI FlangeClass 150₹1,200 – ₹1,600100mm GI FlangePN16₹900 – ₹1,400150mm GI FlangePN16₹1,400 – ₹2,000

Bulk orders qualify for discounted rates from Udhhyog.

GI Puddle Flange Price List

GI puddle flanges are specialized fittings used for waterproofing applications. Below is the approximate pricing.Puddle Flange SizePrice (INR/Piece)2-inch₹400 – ₹7003-inch₹600 – ₹9004-inch₹800 – ₹1,2006-inch₹1,500 – ₹2,200100mm₹1,200 – ₹1,800150mm₹1,800 – ₹2,500

 Why Choose Udhhyog for GI Flanges?

✅ High-Quality GI Flanges – Available in various sizes and pressure ratings. ✅ Custom Manufacturing – Flanges tailored to industrial needs. ✅ Affordable Pricing – Best rates for bulk and custom orders. ✅ Trusted Supplier – Serving Delhi, Haryana, UP, and J&K.

For premium GI flanges, trust Udhhyog – your reliable supplier of industrial piping solutions.

Conclusion

GI flanges play a crucial role in industrial piping, plumbing, and waterproofing applications. Understanding flange types, sizes, and pricing ensures the best selection for durability and efficiency. Udhhyog supplies high-quality GI flanges, from 2-inch to 150mm sizes, meeting Class 150 and PN16 standards.