At Esha Steel, we proudly manufacture and supply high-quality Carbon Steel BS3603 Pipe to industries across Kolkata. Known for our commitment to precision, durability, and customer-focused service, we ensure every BS3603 pipe meets strict international standards. Our products are crafted to support demanding applications where reliability and long service life are essential. With a dedicated technical team and a strong understanding of industrial needs, we provide pipes that offer consistent performance, safe operations, and dependable efficiency. We work closely with clients to deliver tailor-made solutions for their specific project requirements.
Carbon Steel BS3603 Pipe is typically composed of low to medium carbon steel alloyed with manganese, silicon, and controlled amounts of phosphorus and sulfur. This balanced chemistry offers excellent weldability, good toughness, and reliable strength. The mechanical properties include high tensile and yield strength, stable elongation, and strong impact resistance, making these pipes suitable for pressure applications. Depending on the grade, heat treatments like normalizing or annealing can be applied to enhance hardness and dimensional stability. Overall, BS3603 pipes provide dependable mechanical performance in both high- and low-temperature environments.
| Dimensions | ASTM, ASME and API |
| Thickness | 50mm to 7.00mm, custom OD and thickness available on request |
| End | Plain End, Beveled End, Treaded |
| Length | Single Random, Double Random & Required Length, Custom Size – according to customer’s requirement |
| Schedules | SCH 40, SCH 80, SCH 160, SCH XS, SCH XXS, All Schedules |
| Types | Seamless / ERW / Welded / Fabricated / CDW |
| Outer Diameter | 19.05mm to 127mm |
| Wall Thickness | 0.8mm to 6.0mm |
| Length | 6mtr/ 12mtr or Cut to Length |
| Capacity | 7000 Mt/Month |
Grade | Mfg. Process | Chemical Composition(%) | ||||||||
C | Si | Mn | P | S | Ni | Cr | Mo | Others | ||
BW320 | B | 0.16Max | – | 0.30~0.70 | 0.040Max | 0.040Max | – | – | – | – |
ERW320 | E | 0.16Max | – | 0.30~0.70 | 0.040Max | 0.040Max | – | – | – | – |
ERW360 | E | 0.17Max | 0.35Max | 0.40~0.80 | 0.040Max | 0.050Max | – | – | – | – |
ERW430 | E | 0.21Max | 0.35Max | 0.40~1.20 | 0.040Max | 0.040Max | – | – | – | – |
S360 | S | 0.17Max | 0.35Max | 0.40~0.80 | 0.040Max | 0.040Max | – | – | – | t 16mmMax 16mm<t 40mmMAX 40mm<t 65mmMax |
S430 | S | 0.21Max | 0.35Max | 0.40~1.20 | 0.040Max | 0.040Max | – | – | – | t 16mmMax 16mm<t 40mmMAX 40mm<t 65mmMax |
SAW430 | A | 0.25Max | 0.50Max | 1.20Max | 0.040Max | 0.040Max | – | – | – | t 16mmMax 16mm<t 40mmMAX 40mm<t 65mmMax |
Grade
| Tensile Test MPa or N/mm2 | Remaks (Similar to JIS) | Possibility Temperature | |
Min Yield point | Tensile Strength | |||
BW320 | 195 | 320~460 | – | |
ERW320 | 195 | 320~460 | – | |
ERW360 | 235 | 360~500 | (STPG370) | |
ERW430 | 195 | 430~570 | (STPG410) | |
S360 | 235 225 215 | 360~550 | (STPG310) | |
S430 | 275 265 255 | 430~570 | (STPG410) | |
SAW430 | 275 265 255 | 430~570 | (STPY400) | |
We provide products that come with both mill test certificates and third-party test certificates, ensuring the highest standards of quality and compliance.
Esha Steel is one of the major manufacturers and exporters of Carbon Steel BS3603 Pipes in Kolkata India. We have a variety of steel solutions: Carbon Steel, Alloy Steel, Mild Steel, and Galvanized Steel. Our product portfolio ranges from Pipes, Tubes, Flanges, Pipe Fittings, Forged Fittings, Sheets, and Plates. We are highly regarded for reliability and excellent service, committed to offering superior-quality steel products well suited for critical industrial applications; these are very durable and therefore guarantee optimal performance. Esha Steel is a company you can count on regarding your Carbon Steel BS3603 Pipe needs.
Carbon Steel BS3603 Pipe is widely used in industries requiring reliable pressure piping and efficient fluid handling. It is commonly found in boiler systems, heat exchangers, condensers, and steam pipelines due to its strength and temperature resistance. Power plants use these pipes for auxiliary lines, while petrochemical and refinery sectors rely on them for transporting oils, gases, and process fluids. Fabrication and engineering industries utilize BS3603 pipes for structural supports, machinery components, and custom assemblies. Their weldability, durability, and cost-effectiveness make them a trusted choice for critical operations across diverse industrial applications.
Esha Steel is a leading manufacturer, supplier and exporter of high-quality Carbon Steel, Alloy Steel, Mild Steel and Galvanized Steel products. Our extensive product range includes Pipes, Tubes, Flanges, Pipe Fittings, Forged Fittings, Sheets and Plates, catering to various industries in Kolkata India.
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