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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Sight Glass Valve Set: Complete Buying Guide for Udyog Use

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A Sight Glass Valve Set includes valves and a sight tube for inspecting fluid flow in pipelines. Ideal for Udhhyog uses, it ensures visual monitoring and safety in high-pressure lines. This guide covers specs, pricing, top suppliers, and how to choose the right set for your industrial needs.

 What is a Sight Glass Valve Set

A Sight Glass Valve Set is a complete assembly consisting of:

  • Sight Glass Tube (borosilicate or tempered glass)

  • Two Isolation Valves (to stop flow for maintenance)

  • Gaskets & Seals

  • Drain Cock or Vent (optional)

๐Ÿ”น Key Benefits:

  • Continuous flow visibility

  • Easy isolation for cleaning/replacement

  • Pressure & temperature resistance

๐Ÿ”ง Types of Sight Glass Valve Sets

1. Flanged Sight Glass Set

  • For heavy-duty pipelines

  • High temperature & pressure

  • Suitable for oil, steam, chemical Udyogs

2. Threaded Sight Glass Set

  • Quick installation

  • Common in small-scale Udyogs & ETPs

3. Welded Sight Glass Set

  • Leak-proof

  • Permanent installation

๐Ÿ“Š Sight Glass Valve Set Price in India (2025)

Size (inches)Body MaterialPrice Range (INR)
½” – 1”Bronze₹2,500 – ₹4,500
1” – 2”SS 304/316₹4,000 – ₹7,500
Custom SizesCast Iron₹6,500 – ₹10,000

Note: Prices vary based on pressure rating, material grade, and supplier location.

 Udhhyog Applications of Sight Glass Valve Sets

Common Industries:

  • ๐Ÿ‘จ‍๐Ÿ”ง Chemical Manufacturing Units

  • ๐Ÿ”ฌ Pharma Udhhyog

  • ๐Ÿญ Petrochemical Refineries

  • ๐Ÿงผ Soap, Oil & Detergent Plants

  • ๐ŸŒŠ Effluent & Water Treatment Plants (ETPs)

Use Cases:

  1. Monitor fluid clarity

  2. Detect blockages or air bubbles

  3. Ensure flow in transparent pipelines

  4. Prevent system failure via visual inspection

 How to Select the Right Sight Glass Valve Set

✅ Factors to Consider:

  • Operating Pressure (up to 40 bar)

  • Temperature Range (up to 300°C)

  • Fluid Type (corrosive, viscous, clear)

  • Material Compatibility (SS for pharma, bronze for oil)

  • Maintenance Access

๐Ÿงช Tips:

  • Choose borosilicate for high-temp lines

  • Use SS316 for corrosive chemicals

  • Always include gaskets for sealing

๐Ÿ›’ Where to Buy: Verified Suppliers in India

Top Platforms:

  • IndiaMART – Best for bulk & verified Udyog sellers

  • TradeIndia – Udyog-level product filters & certifications

  • Justdial – Find local dealers in Delhi, Mumbai, and Gujarat


FAQ

What is a sight glass valve set used for?

Sight glass valve sets are used in pipelines to monitor fluid flow and isolate sections for cleaning or maintenance, especially in high-pressure or temperature Udyog operations.

What materials are used in sight glass valve sets?

Typically, SS304/316, bronze, and cast iron are used for bodies, with borosilicate or tempered glass for the tube.

What is the price of sight glass valve sets in India?

Prices start from ₹2,500 and go up to ₹10,000 depending on material, size, and supplier.

Where can I find a trusted sight glass set supplier near me?

You can search on IndiaMART, Justdial, or TradeIndia using city-specific keywords like "sight glass set in Delhi" or "valve supplier in Mumbai."

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