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. 🧰 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...

Top GI ERW Pipe Suppliers in India – Verified Dealers for Industrial Use

 


India’s top GI ERW pipe suppliers include Tata Pipes, Jindal Hissar, APL Apollo, Surya Roshni, and Maharashtra Seamless, known for ISI-marked, zinc-coated GI ERW pipes used in water supply, scaffolding, structure, and industrial applications.


πŸ“Œ What Are GI ERW Pipes?

  • GI (Galvanized Iron) Pipes: Steel pipes coated with zinc to prevent rust.

  • ERW (Electric Resistance Welded): Pipes made by rolling steel and welding it longitudinally.

Applications:
 ✅ Water pipelines,
 ✅ Scaffolding,
 ✅ Industrial frameworks,
✅ Fencing,
✅ Irrigation.


🏭 Top Verified GI ERW Pipe Manufacturers in India

Company NameLocationKey StrengthsBrand Trust
Tata PipesJamshedpurISI-certified GI pipes, long life, corrosion proof⭐⭐⭐⭐⭐
Jindal (Hissar)HaryanaHeavy-duty GI ERW pipes, industrial-grade⭐⭐⭐⭐⭐
APL Apollo TubesGhaziabad, UPIndia's largest ERW pipe producer⭐⭐⭐⭐☆
Surya Roshni Ltd.Bahadurgarh, HaryanaStrong dealer network, excellent zinc quality⭐⭐⭐⭐☆
Maharashtra Seamless Ltd.MumbaiSeamless & ERW GI Pipes for oil, gas, Udyog use⭐⭐⭐⭐☆

πŸ”§ Trusted GI ERW Pipe Dealers by Region

πŸ™️ North India

  • Ravi Steel India – Delhi

    • Distributes Tata, Jindal GI pipes

    • Bulk supply to NCR projects

  • Steel Mart – Ludhiana, Punjab

    • Known for ERW GI scaffolding pipes

    • Competitive prices for exporters

πŸŒ‡ West India

  • Rajendra Pipes – Mumbai

    • Maharashtra Seamless GI pipe stockist

    • Industrial-grade ERW pipes

  • Harsh Tubes – Ahmedabad

    • Dealer of Surya and Apollo pipes

    • Popular in textile and chemical plants

πŸŒ† South India

  • Sri Venkateshwara Pipes – Hyderabad

    • Trusted by builders and factories

    • GI ERW pipes in all sizes and gauges

  • Metro Pipes & Fittings – Chennai

    • APL Apollo GI ERW supplier

    • Cater to thermal and metro projects

πŸ™️ East India

  • Bengal Steel Corporation – Kolkata

    • Supplies Tata GI Pipes

    • Water board & PHE department vendor


πŸ“ GI ERW Pipe Specifications Table

Size (Inch)Outer Dia (mm)Thickness (mm)Length (m)Zinc Coating
½”15.881.8 – 2.2640 – 80 microns
1”25.42.2 – 2.8660 – 100 microns
2”50.82.8 – 3.5680 – 120 microns
4”101.63.5 – 5.06100+ microns

Custom lengths and higher coatings available for industrial orders.


πŸ’‘ Buying Tips for Industrial Buyers (Udyog Use)

  1. Always ask for MTC (Mill Test Certificate).

  2. Prefer ISI-marked brands for government or civil projects.

  3. Check for uniform zinc coating for corrosion resistance.

  4. Order in tons (MTs) to negotiate lower prices.

  5. Use GMB to find top-rated local dealers.


πŸ“¦ Key Applications in Udyog

  • 🏭 Chemical Plants

  • πŸ—️ Construction & Civil Projects

  • 🚰 Water Boards & Public Health Departments

  • 🌾 Agriculture & Irrigation Projects

  • 🧯 Fire Sprinkler Systems

  • 🏒 Factory Compressed Air Lines


πŸ” SEO Backlink Strategy

  • Internal Links:
    Link to related pages like:
    → [GI Pipe vs ERW Pipe Comparison]
    → [Where to Buy GI ERW Pipes in Delhi]
    → [Top ERW Pipe Manufacturers in India]

  • External Links:
    Link to brand sites like:

  • Google My Business (GMB):
    Suggest verified dealers list their businesses under keywords:
    “GI ERW Pipe Dealer Near Me”, “ISI GI Pipe Supplier India”


❓ FAQs

Q1: What’s the difference between GI and ERW pipe?
GI is the coating (galvanized iron), ERW is the welding process – GI ERW pipes combine both.

Q2: Which brand of GI ERW pipe is best for long-term industrial use?
Tata Pipes and Jindal are considered premium for long-term, rust-free usage.

Q3: How do I verify if a dealer is authorized?
Ask for authorization certificate or cross-check on brand websites.

Q4: Can I buy GI ERW pipes online in India?
Yes. Many top dealers and brands have e-commerce or B2B listings (e.g., IndiaMART, TradeIndia).

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