How to Use a Puddle Flange in RCC Slab Construction – Step-by-Step Guide

  A puddle flange is a simple yet essential fitting used in civil construction to prevent water leakage where pipes pass through concrete structures. In RCC (Reinforced Cement Concrete) slabs, these flanges act as a seal that stops water from migrating along the outer surface of a pipe. Whether you are working on water tanks, basements, lift pits, or underground pipelines, installing a puddle flange correctly ensures waterproofing and structural durability. This step-by-step guide from Udhhyog , a leading supplier of GI, MS, and SS puddle flanges in India, explains how to use a puddle flange during RCC slab construction. ๐Ÿงฐ Step-by-Step Guide ✅ Step 1: Choose the Right Puddle Flange Select a puddle flange based on the pipe size and material (MS, GI, or SS). GI puddle flanges are ideal for general drainage and water pipes. Use stainless steel for corrosive environments or coastal zones. At Udhhyog , we provide puddle flanges in custom sizes with...

๐Ÿงพ GI Pipe Price Chart by Size (½ to 50mm) – Updated for 2025

 



Looking for the latest GI pipe prices in India for 2025? Whether you're a contractor, builder, or industrial buyer, this guide provides the full GI pipe price list by size (½ inch to 50mm), covering B Class and C Class pipes from top manufacturers like Jindal and Tata.

GI pipe prices in 2025 vary from ₹75 to ₹1,450 per meter, depending on pipe size, class (B/C), and brand. B Class is commonly used for general water lines, while C Class suits high-pressure applications.


๐Ÿงฑ What is a GI Pipe?

GI (Galvanized Iron) pipes are mild steel pipes coated with zinc to prevent corrosion. They're widely used in water supply, plumbing, fire-fighting, construction, and industrial Udyog (เค‰เคฆ्เคฏोเค—) sectors.

IS Standard: Most GI pipes follow IS:1239 (Part-1) specifications.


๐Ÿ“Š GI Pipe Price List by Size (2025)

Size (NB)Outer Dia (mm)B Class Price/Mtr (₹)C Class Price/Mtr (₹)
½” (15mm)21.3 mm₹75 – ₹90₹105 – ₹120
¾” (20mm)26.9 mm₹95 – ₹110₹130 – ₹145
1” (25mm)33.7 mm₹115 – ₹135₹155 – ₹175
1¼” (32mm)42.4 mm₹145 – ₹160₹190 – ₹215
1½” (40mm)48.3 mm₹165 – ₹180₹220 – ₹245
2” (50mm)60.3 mm₹220 – ₹250₹290 – ₹330
2½”76.1 mm₹310 – ₹345₹405 – ₹440
3”88.9 mm₹380 – ₹420₹520 – ₹560
4”114.3 mm₹550 – ₹600₹720 – ₹770
6”168.3 mm₹980 – ₹1,050₹1,350 – ₹1,450

๐Ÿ›‘ Prices may vary based on brand, quantity, and region. Always confirm with your local Udyog supplier.


๐Ÿญ Udyog Applications of GI Pipe

GI pipes are widely used in:

  • ๐Ÿšฐ Water distribution & plumbing

  • ๐Ÿ”ฅ Firefighting systems

  • ๐Ÿข Building construction

  • ๐Ÿ› ️ Industrial Udyogs (เค‰เคฆ्เคฏोเค—) for process piping

  • ๐Ÿšœ Irrigation & agriculture

  • ๐ŸŒ‰ Bridges & structural uses


๐Ÿ›’ Top Brands for GI Pipes in India

BrandKnown For
JindalConsistent quality, IS:1239
TataLong life, nationwide supply
SuryaCompetitive pricing
ApolloHigh-pressure performance

๐Ÿ” B Class vs C Class GI Pipe

FeatureB Class PipeC Class Pipe
ThicknessMediumHeavy-duty
WeightLighterHeavier
Use CaseWater supply, plumbingFire lines, industrial
PriceMore affordableHigher

๐Ÿ“ฆ How to Buy GI Pipes in Bulk?

  1. Identify pipe size and class (B/C)

  2. Get price quotes from multiple Udyog suppliers

  3. Verify IS certification (IS:1239)

  4. Check zinc coating (g/m²) for corrosion resistance

  5. Ask for GST bill & quality test reports


๐Ÿ“ Best Places to Buy GI Pipes (India)

  • Delhi NCR (Bawana, Ghaziabad)

  • Mumbai, Ahmedabad, Ludhiana

  • Kolkata, Chennai, Hyderabad

  • Online B2B platforms: IndiaMART, TradeIndia


๐Ÿ“ˆ GI Pipe Price Trends in 2025

  • ๐Ÿ“Š Steel rates remain stable with slight inflation

  • ๐Ÿ“ฆ Bulk order discounts available

  • ๐Ÿ”ง C Class demand growing in high-pressure sectors

  • ๐Ÿ—️ Used heavily in Jal Jeevan Mission & CPWD projects


๐Ÿ”— Backlink Strategy for GI Pipe Business

  • List products on Google My Business (GMB)

  • Submit listings on Justdial, IndiaMART, TradeIndia

  • Write blog posts on topics like:

    • “GI Pipe vs MS Pipe”

    • “How to Choose the Right GI Pipe for Plumbing”

    • “Top GI Pipe Brands in India”


❓ FAQs – GI Pipe Price Chart 2025

Q1. What is the price of 1-inch GI pipe in India?

Answer: ₹115–₹175 per meter depending on B or C class.

Q2. Which class of GI pipe is best for fire-fighting?

Answer: C Class GI pipe is recommended due to its extra thickness and pressure resistance.

Q3. Where can I buy IS:1239 GI pipes in bulk?

Answer: From authorized dealers in Delhi, Ludhiana, or online platforms like IndiaMART.


✅ Conclusion: Buy GI Pipes at Best Price from Trusted Udyog Dealers

Now that you have the complete GI pipe price list (½ to 50mm) and industry insights, you’re ready to place smart, bulk orders for your project. Whether for Jal Nigam works, infrastructure, or private Udyog setups, buying the right pipe at the right price saves both money and future maintenance costs.

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