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About SD Iron Foundry
SD Iron Foundry is a trusted name in the manufacturing of precision-engineered railway components. With deep expertise across Traction Installation Items, Mechanical and Electro-Mechanical Signalling Systems, Carriage & Wagon Parts, Diesel Locomotive Items, and Track Equipment, we deliver solutions that power India’s rail infrastructure.
Our commitment to engineering excellence, backed by robust in-house capabilities and a quality-first approach, allows us to serve high-volume demands without compromising timelines or standards. Every product is crafted using certified materials, state-of-the-art machinery, and is rigorously tested for strength, thermal stability, and dimensional accuracy — making us a preferred vendor across the railway sector.
Led by Mr. Sandeep Chowdhury, our Managing Director, SD Iron Foundry continues to grow its footprint with integrity, consistency, and innovation. His leadership ensures we stay focused on building reliable infrastructure components while fostering long-term relationships with our clients.
Why Choose SD Iron Foundry?
Owing to rich domain experience and efficient workforce we have gained commendable position in the market in last six decades. Our offered range of products is quality tested and available in various specifications. Some of the distinguished factors that make us the first choice in the market are as follows:
- Railway-compliant, high-performance products
- Scalable production capacity
- Ethical business practices
- On-time delivery
- Customized manufacturing solutions
- Competitive pricing
Infrastructure Facilities
We are backed with well developed infrastructure facility that comprised of technically updated machines and tools. Our sophisticated infrastructure makes our work efficient in all respect. We deliver the quality product with high efficiency at the market leading prices. Moreover, before delivering products to clients, we test them on our end to ensure they perform smoothly & effectively.
It is segregated with various divisions such as manufacturing unit, quality testing unit, warehouse and packaging. Each unit works in close coordination with each other to meet the variegated needs of the clients. To maintain, consistency in the rate of production, we regularly upgrade our installed machinery at regular intervals.
Our Quality Promise
We maintain stringent quality control protocols at every stage. Our products undergo checks for:
- Mechanical efficiency
- Dimensional precision
- Thermal resistance
- Cost-effectiveness
- Low maintenance performance
Our Team
Our firm has deployed experienced and talented professionals, who are well versed with latest industry development. Our professionals are selected through meticulous selection procedures which are based on their industry experience, knowledge and domain expertise. They are competent enough to meet the exact demands of our clients in timely manner and provide them utmost satisfaction.
Our Clients
Our certifications
We are honoured to be certified by some of the leading organisations across the globe