As Chennai’s leading industrial pipe supplier – with a presence across various industries, from automobiles to petrochemicals – we’re excited to share the most commonly used steel pipes in Chennai, along with their specifications and ranges. Home to one of South India’s largest warehouses for steel pipes, we take pride in maintaining a vast ready stock of Carbon Steel Pipes, MS Pipes, MS ERW Pipes, GI Pipes, and Alloy Steel Pipes. Our in-depth knowledge of Chennai’s market positions us perfectly to provide a detailed breakdown of the most in-demand steel pipes, including their grades, ranges, and applications across Tamil Nadu.
Seamless Pipes
Some of the most popular grades of seamless pipes available in the market include: ASTM A106 (Grade A & B), API 5L (Grade A & B), ASTM A53 (Grade B), ASTM A333 (Grade 6), SA335 (P5, P9, P11, P22, P91), SA213 (T11, T22), SA210 (Grade A1), SA179, as well as ASTM A178, ASTM A179, and ASTM A209. Types of widely used Seamless Pipes with Specs Some of the popular Seamless pipes used are Carbon Seamless Pipes, Seamless boiler Tube.| Product | OD | Wall Thickness |
| Carbon steel seamless pipes | (OD) 10 mm to 610 mm | (WT) 0.5 mm to 50 mm (Sch 20 To XXS) |
| Seamless boiler tube | (OD) 19.05 mm to 127 mm | (WT) 2.05 mm to 12.7 mm |
ERW Pipes
Some of the popular grades of MS ERW Pipes used are IS:1239, IS:1978, IS:3589, IS:1161, IS:3601, API 5L Grades A/B, IS:9295, and higher grades. Types of widely used ERW Pipes with Specs The most popular ERW Pipes are MS ERW Pipes, ERW Boiler Tubes, and GI ERW Pipes in Chennai. Below is the diverse specs you usually get based on OD and Wall Thickness.| Product | OD | Wall Thickness |
| ERW pipes | ½” NB to 6 NB | Light ,Medium, Heavy (A,B,C Class) |
| 168.3 mm to 20 | 4 mm to 12.7 mm | |
| G.I pipes | ½” NB to 6 ” NB | Light ,Medium, Heavy (A,B,C Class) |
| 8″ NB to 12″ NB | 5mm to 8mm | |
| ERW Boiler tube | 19.05 mm to 101.6 mm | 2 mm to 5 mm (Air Pre heater tube) |
Alloy Steel Pipes
Being one of the leading suppliers of Alloy Steel Pipes in Chennai, we can say that it’s one of the widely used industrial steel pipes in Chennai and Tamil Nadu. Types of widely used Alloy Steel Pipes with Specs| Product | OD | Wall Thickness |
| Alloy steel pipes | ½” NB to 14 NB | All Schedule From (Sch 20 To XXS) |
About Madras Steels & Tubes
Madras Steels & Tubes is one of the trusted industrial steel pipe suppliers in Chennai, operating since 1988. We deliver products from top brands like TATA and Jindal, ensuring quality and reliability. To summarize, we’ve provided a detailed overview of the leading types of steel pipes available in the Chennai market, along with their ranges, specifications, outer diameters (OD), and wall thicknesses (WT). If you’re a design engineer, we’re confident this will help you better understand the steel pipe catalog and plan your projects with realistic timelines based on availability.Why Choose Us?
- Pan-India Presence — Chennaii, Bangalore, Mumbai, Delhi & Kolkata
- Certified Quality – BIS, ISO, API-compliant pipes
- Diverse Product Range – Seamless, ERW, GI, and structural pipes
FAQs – Industrial Steel Pipes in Chennai: Range & Specifications
1. What are the most commonly used industrial steel pipes in Chennai?
The most commonly used industrial steel pipes in Chennai include carbon steel pipes, MS pipes, MS ERW pipes, GI pipes, alloy steel pipes, and seamless pipes used across various industries.
2. What are seamless steel pipes and where are they used?
Seamless steel pipes are pipes without welded joints, offering high strength and pressure resistance. They are widely used in oil & gas, boiler applications, petrochemicals, and power plants.
3. What are the common grades available in seamless pipes?
Popular seamless pipe grades include ASTM A106 (Grade A & B), API 5L (Grade A & B), ASTM A53 (Grade B), ASTM A333 (Grade 6), and alloy grades like SA335 P11, P22, and P91.
4. What is the size range of carbon steel seamless pipes?
Carbon steel seamless pipes typically range from 10 mm to 610 mm outer diameter (OD) with wall thickness from 0.5 mm to 50 mm, covering schedules from Sch 20 to XXS.
5. What are ERW pipes and how are they different from seamless pipes?
ERW (Electric Resistance Welded) pipes are manufactured by welding steel strips, making them cost-effective and suitable for general engineering, structural, and water applications compared to seamless pipes.
6. What are the common specifications of MS ERW pipes in Chennai?
MS ERW pipes are available in sizes from ½” NB to 6 NB and 168.3 mm to 20 inches, with light, medium, and heavy wall thickness classifications (A, B, C class).
7. What are GI pipes and where are they used?
GI (Galvanized Iron) pipes are zinc-coated steel pipes used for corrosion resistance, commonly used in water supply, plumbing, and structural applications.
8. What are alloy steel pipes and their applications?
Alloy steel pipes contain additional elements like chromium and molybdenum, offering enhanced strength and heat resistance, making them suitable for high-temperature and high-pressure applications.
9. What is the typical size range for alloy steel pipes?
Alloy steel pipes generally range from ½” NB to 14 NB and are available in multiple schedules from Sch 20 to XXS depending on application requirements.
10. Why is it important to understand OD and wall thickness in steel pipes?
Outer diameter (OD) and wall thickness (WT) determine pipe strength, pressure handling capacity, and compatibility, making them critical for correct selection in industrial applications.
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