Stainless Steel Seamless Tube and ASTM A312 Round Pipe Supplier in India
Stainless Steel Pipes & Tubes are manufactured in a wide range of grades including 304, 304L, 316, 316L, 310, 310S, 321, 347, 904L, and their low or high carbon variants. These pipes are made from high-quality austenitic stainless steels and are suitable for use in applications such as superheaters, heat exchangers, condensers, fluid transport systems, and precision instruments. The available types include Seamless, Welded, ERW, EFW, and Fabricated Pipes & Tubes, with surface finishes such as Pickled, Bright Annealed (BA), Mirror Polished, and Custom Coated Finishes.
We offer stainless steel pipes in Schedule 5 to Schedule 160, including Schedule 40 & Schedule 80 for high-pressure applications. Pipe sizes range from 1/8” to 100” outer diameter, with wall thicknesses from 1mm to 13mm. Tubes are available in diameters from ¼” to 5” and custom cut-to-length options up to 6 meters or as per customer requirements. The Thin Wall Stainless Steel Pipes are ideal where reduced weight is necessary, while Heavy Wall Pipes serve high-pressure systems.
Our Seamless Pipes offer excellent dimensional accuracy and low absolute roughness, making them suitable for high-precision equipment and cleanroom applications. Welded and ERW pipes are widely used in oil & gas, power generation, petrochemical, food processing, pharmaceuticals, and construction. For sanitary and hygienic requirements, we supply Food Grade Stainless Steel Pipes with smooth internal surfaces and high corrosion resistance.
We are one of the trusted Stainless Steel Pipe & Tube Suppliers in India, delivering products that conform to international standards such as ASTM A312, A213, A249, A269, A358, and A790. Whether it's for high-volume fluid transport, high-pressure pipelines, structural usage, or heat transfer systems — we provide complete solutions with consistent quality, fast delivery, and competitive pricing.
Stainless Steel Pipes & Tubes Specification
| Stainless Steel Pipes & Tubes Specifications | |
|---|---|
| Grades | Stainless Steel 304, 304L, 316, 316L, 321, 310, 317L, 904L |
| ASTM / ASME Standards | ASTM A269 / ASME SA269, ASTM A312 / ASME SA312, ASTM A213 / ASME SA213, ASTM A249 / ASME SA249, ASTM A358 / ASME SA358 |
| Pipe / Tube Form | Round, Square, Rectangular, Hollow, Capillary, Coil, Sanitary, Hydraulic, Sour Service, U-bend, LSAW, Straight, Boiler Tubes |
| Pipe / Tube Type | Seamless, Welded, ERW, EFW, Fabricated |
| Pipe / Tube Finish | Polished, Annealed & Pickled (AP), Bright Annealed (BA), Mechanical Finish (MF), Mirror Finish, Custom Coatings |
| Pipe / Tube Length | Single Random, Double Random, Standard, Custom Cut Lengths |
| Pipe / Tube Schedule | SCH 5, SCH 10, SCH 40, STD, SCH 80, SCH 160, XXS |
| EFW Pipe Size | 5.0 mm – 1219.2 mm |
| Welded Tube Size | 6.35 mm OD to 152 mm OD |
| Wall Thickness | 0.020″ – 0.220″ (Special thicknesses available) |
| SWG & BWG | 10 SWG, 12 SWG, 14 SWG, 16 SWG, 18 SWG, 20 SWG |
| Ends | Plain End, Beveled End, Threaded End |
| Marking | All pipes/tubes are marked with Standard, Grade, OD, Thickness, Length, Heat Number (or as per customer request) |
| Material Test Certificate | EN 10204 3.1 / 3.2 Certified |
| Applications | Oil & Gas, Petrochemical, Fluid Transmission, Boiler & Heat Exchanger, Power Plants, Food Processing, Chemical, Pharmaceutical, Marine & Offshore |
Types of Pipes & Tubes
Explore our wide range of high-performance Pipes & Tubes manufactured in various grades and materials.
Seamless Pipes & Tubes
Seamless pipes offer superior strength and corrosion resistance, ideal for high-pressure and high-temperature applications.
Welded Pipes & Tubes
Cost-effective and durable, welded pipes are suitable for structural and low-pressure applications across various industries.
ERW Pipes & Tubes
ERW (Electric Resistance Welded) pipes are widely used for transportation of oil, gas, and water due to their precision and strength.
Electropolished Pipes
Electropolished pipes feature ultra-smooth surfaces for hygienic applications in the pharmaceutical, food, and biotech industries.
EFW Pipes
EFW (Electric Fusion Welded) pipes are preferred for large-diameter applications such as
offshore and structural pipelines.
Pipe Dimensions and Schedules
Pipes come in various sizes and schedules to accommodate the specific pressure requirements of the application. Below is a detailed table that outlines the dimensions for the most common pipe schedules:
Nominal Broe |
Outside Diameter |
Schedule 5S |
Schedule 10S |
Schedule 40S |
Schedule 80S |
Schedule 160S |
Schedule XXS |
|||||||
mm |
INCH |
mm |
Wt mm |
Weight (Kg/mt) |
Wt mm |
Weight (Kg/mt) |
Wt mm |
Weight (Kg/mt) |
Wt mm |
Weight (Kg/mt) |
Wt mm |
Weight (Kg/mt) |
Wt mm |
Weight (Kg/mt) |
3 |
1/8 |
10.3 |
1.24 |
0.276 |
1.24 |
028 |
1.73 |
0.37 |
2.41 |
0.47 |
- |
- |
- |
- |
6 |
1/4 |
13.7 |
1.24 |
0.390 |
1.65 |
049 |
2.24 |
0.631 |
3.02 |
.0.80 |
- |
- |
- |
- |
10 |
3/8 |
17.1 |
1.24 |
0.490 |
1.65 |
0.63 |
2.31 |
0.845 |
3.20 |
1.10 |
- |
- |
- |
- |
15 |
1/2 |
21.3 |
1.65 |
0.800 |
2.11 |
1.00 |
2.77 |
1.27 |
3.75 |
1.62 |
4.75 |
1.94 |
7.47 |
2.55 |
20 |
3/4 |
26.7 |
1.65 |
1.03 |
2.11 |
1.28 |
2.87 |
1.68 |
3.91 |
2.20 |
5.54 |
2.89 |
7.82 |
3.63 |
25 |
1 |
33.4 |
1.65 |
1.30 |
2.77 |
2.09 |
3.38 |
2.50 |
4.55 |
3.20 |
6.35 |
4.24 |
9.09 |
5.45 |
32 |
1.1/4 |
42.2 |
1.65 |
1.65 |
2.77 |
2.70 |
3.56 |
3.38 |
4.85 |
4.47 |
6.35 |
5.61 |
9.70 |
7.77 |
40 |
1.1/2 |
48.3 |
1.65 |
1.91 |
2.77 |
3.11 |
3.68 |
4.05 |
5.08 |
5.41 |
7.14 |
7.25 |
10.16 |
9.54 |
50 |
2 |
60.3 |
1.65 |
2.40 |
2.77 |
3.93 |
3.91 |
5.44 |
5.54 |
7.48 |
8.74 |
11.1 |
11.07 |
13.44 |
65 |
2.1/2 |
73.0 |
2.11 |
3.69 |
3.05 |
5.26 |
5.16 |
8.63 |
7.01 |
11.4 |
9.53 |
14.9 |
14.2 |
20.39 |
80 |
3 |
88.9 |
2.11 |
4.51 |
3.05 |
6.45 |
5.49 |
11.30 |
7.62 |
15.2 |
11.1 |
21.3 |
15.24 |
27.65 |
100 |
4 |
114.3 |
2.11 |
5.84 |
3.05 |
8.36 |
6.02 |
16.07 |
8.56 |
22.3 |
13.49 |
33.54 |
17.12 |
41.03 |
125 |
5 |
141.3 |
2.77 |
9.47 |
3.40 |
11.57 |
6.55 |
21.8 |
9.53 |
31.97 |
15.88 |
49.11 |
19.05 |
57.43 |
150 |
6 |
168.3 |
2.77 |
11.32 |
3.40 |
13.84 |
7.11 |
28.3 |
10.97 |
42.7 |
18.2 |
67.56 |
21.95 |
79.22 |
200 |
8 |
219.1 |
2.77 |
14.79 |
3.76 |
19.96 |
8.18 |
42.6 |
12.7 |
64.6 |
23.0 |
111.2 |
22.23 |
107.8 |
250 |
10 |
273.1 |
3.40 |
22.63 |
4.19 |
27.78 |
9.27 |
60.5 |
12.7 |
96.0 |
28.6 |
172.4 |
25.40 |
155.15 |
300 |
12 |
323.9 |
3.96 |
31.25 |
4.57 |
36.00 |
9.52 |
73.88 |
12.7 |
132.0 |
33.32 |
238.76 |
25.40 |
186.97 |
350 |
14 |
355.6 |
3.96 |
34.36 |
4.78 |
41.3 |
11.13 |
94.59 |
19.05 |
158.08 |
35.71 |
281.70 |
- |
- |
400 |
16 |
406.4 |
4.19 |
41.56 |
4.78 |
47.29 |
12.7 |
123.30 |
21.41 |
203.33 |
40.46 |
365.11 |
- |
- |
450 |
18 |
457.2 |
4.19 |
46.80 |
4.78 |
53.42 |
14.27 |
155.80 |
23.8 |
254.36 |
45.71 |
466.40 |
- |
- |
500 |
20 |
508.0 |
4.78 |
59.25 |
5.54 |
68.71 |
15.09 |
183.42 |
26.19 |
311.2 |
49.99 |
564.68 |
- |
- |
600 |
24 |
609.6 |
5.54 |
82.47 |
6.35 |
94.45 |
17.48 |
255.41 |
30.96 |
442.08 |
59.54 |
808.22 |
- |
- |
Features & Benefits
Our Pipes & Tubes are engineered to meet the most demanding industrial requirements. At Vardhman Steel Overseas, we offer solutions that provide long-lasting performance, reliability, and value.
- High Strength – Designed to withstand high pressure and temperature conditions in industrial applications.
- Corrosion Resistance – Superior resistance to rust, chemicals, and harsh environments, especially in marine and chemical industries.
- Excellent Weldability – Suitable for all major welding processes, making installation and fabrication efficient.
- Dimensional Accuracy – Manufactured with precision to ensure tight tolerances and superior fitment.
- Thermal & Pressure Stability – Ideal for high-temperature and high-pressure pipelines and equipment.
- Multiple Grades & Alloys – Available in Stainless Steel, Duplex, Inconel, Monel, Titanium, and more to suit varied industrial needs.
- Smooth Internal Surface – Ensures efficient flow with minimal friction and pressure drop.
- Long Service Life – Durable and designed to perform over extended operational periods, reducing maintenance.
- Compliance with Global Standards – Manufactured as per ASTM, ASME, DIN, EN, and other international specifications.
- Custom Sizes Available – Pipes and tubes tailored to meet specific project dimensions and specifications.