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

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  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...
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MS ERW Pipe Explained: Uses, Strengths & Price Trends

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 Understanding MS ERW Pipes in Modern Udhhyog MS ERW (Electric Resistance Welded) pipes are extensively used across Delhi's udhhyog and infrastructure sectors. These pipes are manufactured by welding steel strips through electric resistance and offer cost-effective, high-performance solutions for structural and fluid transport systems.

Key Benefits of MS ERW Pipes

  • Smooth surface finish and accurate dimensions

  • Lightweight yet strong for moderate pressure handling

  • Easy to weld and fabricate for structural projects

  • Corrosion-resistant options available with galvanization



Common Applications in Industrial Udhhyog

  1. Water & Sewage Transport Systems

  2. Firefighting and HVAC pipelines

  3. Structural fabrication in buildings and bridges

  4. Fencing and frames in warehouses and factories

  5. Machinery casing and conveyors

MS ERW Pipe Price Trends – May 2025 (Delhi)

Size (NB)Wall Thickness (mm)Rate/Kg (INR)Approx. Rate/Meter (INR)Standard
25 NB2.6 mm₹62 – ₹68₹110 – ₹140IS 1239
50 NB3.2 mm₹65 – ₹72₹160 – ₹210IS 3589
100 NB4.0 mm₹68 – ₹75₹250 – ₹330IS 3589

Verified MS ERW Pipe Suppliers in Delhi NCR

Company NameLocationSpecialityGMB Listed
Mahadev Metal UdyogNarainaISI certified ERW pipes✅
Delhi Steel SyndicateShahdaraAll sizes ERW/MS steel pipes✅
Bansal Steel & PipesBawanaMS ERW, GI, and black steel pipes✅
Vishwakarma TubesOkhlaStructural & plumbing-grade ERW✅

Why Choose MS ERW Pipes in 2025?

  • Affordable alternative to seamless pipes

  • Ideal for structural and low-pressure systems

  • Meets ISI and ASTM industrial quality standards

  • Rapid availability through local dealers in Delhi NCR

FAQs

What are MS ERW pipes used for?
MS ERW pipes are used in plumbing, gas lines, water transport, structural frames, and fencing in Delhi’s udhhyog projects.

How are ERW pipes different from seamless pipes?
ERW pipes are welded and more economical, suitable for low to moderate pressure, while seamless pipes are best for high-pressure industrial systems.

Where can I find the best MS ERW pipe dealers in Delhi?
Trusted suppliers include Mahadev Metal Udyog, Bansal Steel, and Vishwakarma Tubes—known for ISI certified products and GMB visibility.

Are ERW pipes suitable for industrial udhhyog use?
Yes, ERW pipes are widely used across udhhyog for HVAC, fabrication, fluid transport, and scaffolding.

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