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. ๐งฐ 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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GI ERW Pipe Manufacturer vs Dealer – How to Choose the Right Partner
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Introduction
Choosing between a GI ERW pipemanufacturer and a dealer can impact your project timeline, budget, and product quality. In this blog, we break down the differences, pros and cons, and selection criteria to help Udhhyog (industry) professionals and infrastructure buyers make informed decisions.
GI ERW Pipe: A Quick Overview
GI (Galvanized Iron) ERW Pipes are zinc-coated welded pipes ideal for water supply, structural work, and industrial applications.
Widely used in Udhhyog sectors like construction, oil & gas, plumbing, and HVAC pipe.
1. Manufacturer vs Dealer: What’s the Difference?
Feature
Manufacturer
Dealer
Source
Direct production
Purchase from manufacturers
Customization
Available
Limited
Pricing
Factory rate (lower)
Marked up price
Minimum Order Quantity
Usually high
Flexible
Support & Warranty
Strong technical support
Depends on the dealer
Delivery Speed
Longer lead time
Quicker if in stock
Example Brands
Jindal, Tata Pipes, Surya
Local pipe dealers in Delhi, Punjab
2. Pros & Cons of Buying from Manufacturers
Pros:
Bulk pricing
Better quality control
Technical support for Udhhyog projects
Cons:
Higher MOQs
Longer lead times
3. Pros & Cons of Buying from Dealers
Pros:
Faster availability
Local support and logistics
Ideal for small to medium projects
Cons:
Slightly higher cost
Less control over specs/grades
4. When to Choose a Manufacturer?
Large-scale infrastructure or Udhhyog project
Custom sizes or coatings required
Long-term procurement planning
5. When to Choose a Dealer?
Urgent pipe delivery
Small project or local work
Flexibility in quantity
6. How to Identify Trusted GI ERW Pipe Partners
✅ For Manufacturers:
ISI and ISO certifications
Capacity to supply 10+ tons/month
Support for BIS 1239, IS 3589, etc.
Factory visits and quality testing
✅ For Dealers:
Verified by Justdial, IndiaMART, or TradeIndia
Wide inventory of sizes: 15mm to 200mm
Support for both B2B and B2C
GMB listing with ratings & contact details
7. Price Comparison (2025 Rates)
Size
Manufacturer Price (₹/m)
Dealer Price (₹/m)
1/2 inch
₹78 – ₹95
₹85 – ₹110
1 inch
₹110 – ₹130
₹125 – ₹145
2 inch
₹170 – ₹200
₹190 – ₹220
4 inch
₹300 – ₹350
₹320 – ₹370
8. Applications in Udhhyog (Industry)
Water & Sewage Projects
Irrigation Systems
Scaffolding
Chemical Transport
Construction of industrial sheds and warehouses
9. List of Top Manufacturers & Dealers
Top GI ERW Pipe Manufacturers in India:
Jindal (Hissar)
Tata Steel
Surya Roshni
Zenith Pipes
Apollo
Top Dealers in Delhi & NCR:
Shree Ram Tubes, Delhi
Shivam Steel Traders, Ghaziabad
Gupta Pipe Centre, Faridabad
Steel Udyog, Delhi
10. Google My Business Optimization (for B2B Dealers)
To improve GMB visibility:
Add “GI ERW Pipe Dealer near me” as a keyword
Regularly update business hours, phone, and photos
Post reviews from verified buyers
Include service areas: Delhi, Noida, Gurugram, Punjab, Haryana
FAQ Section
Q1: What is the difference between a GI ERW pipe manufacturer and dealer? A manufacturer produces the pipe, often offering lower prices and custom sizes. A dealer resells them and is more flexible with quantity and faster delivery.
Q2: Who offers better quality—manufacturer or dealer? Both can offer quality pipes, but manufacturers typically offer better quality assurance and certifications.
Q3: Is it cheaper to buy directly from GI ERW pipe manufacturers? Yes, buying directly can be cheaper per unit, but manufacturers may require bulk orders.
Q4: Are GI ERW pipes suitable for Udhhyog and structural use? Absolutely. They’re ideal for industrial scaffolding, drainage, fire-fighting, and water supply systems in Udhhyog sectors.
Q5: Can I get a price list from both manufacturers and dealers? Yes, always request a comparative price sheet from both before placing bulk orders.
Introduction GI pipes (Galvanized Iron pipes) are a core component in plumbing, structural, and industrial systems across India. Their zinc coating provides excellent corrosion resistance, making them ideal for water supply lines, irrigation, borewells, fencing, and fabrication. But to ensure proper installation and compatibility, it's crucial to understand the standard GI pipe size chart in mm and inches , as defined by ISI standards (IS:1239 Part 1 and Part 2). This guide provides a comprehensive GI pipe size chart with nominal bore (NB), outside diameter (OD), wall thickness , and equivalent inch-mm conversions , helping buyers, engineers, and plumbers make informed choices. ๐ What is a GI Pipe? A GI pipe is a mild steel pipe that has been galvanized with a layer of zinc. The galvanization process helps prevent rust, thereby extending the pipe's lifespan. These pipes are widely used in: ๐ง Water supply and plumbing ๐ Agricultural irrigation ๐️ Structura...
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. ๐งฑ 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 (เคเคฆ्เคฏोเค) sectors. IS Standard: Most GI pipes follow IS:1239 (Part-1) specifications. ๐ 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 ₹1...
Introduction MS Pipes (Mild Steel Pipes) are widely used in construction, fabrication, plumbing, and infrastructure sectors across India. As raw material prices and transportation costs fluctuate, it's crucial to stay updated with the latest MS pipe price in India for 2025 to make informed purchasing decisions. This guide covers: Latest rate chart of MS pipes (ERW, round, square, seamless) Price factors Buying tips for industries & traders ✅ Short Summary MS pipe price in India (2025) ranges from ₹90 to ₹350 per meter , depending on pipe size, thickness, shape, coating, and quality. ERW MS pipes are the most commonly used, with average rates around ₹110–₹280/m. ๐ MS Pipe Price Chart – India 2025 (Per Meter) MS Pipe Type Size (Inches) Thickness (mm) Price Range (INR) Application MS ERW Pipe 1" – 4" 2.0 – 4.0 ₹100 – ₹240 Construction, fabrication MS Round Pipe 0.5" – 6" 1.5 – 5.0 ₹90 – ₹270 Scaffolding, general plumbing MS Square Pipe ...
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