Welcome to a world where craftsmanship meets modern engineering.

About Us



Established in 1983, Sri Ramanuja Industrial Services stands tall as a premier manufacturer and exporter of industrial fasteners. From humble beginnings with general-purpose machines to now producing a vast array of fasteners like nuts, bolts, screws, and studs, our journey has been a testament to our commitment to excellence.

Crafted meticulously using high-grade stainless steel, our products — which span from carbon steel bolts to socket screws and more — adhere to the stringent quality standards of BIS, DIN, ASTM, BS, GOST, and JIS. Their durability, precision, and anti-corrosive properties have garnered respect from industries worldwide.

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Why Choose Us

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Quality Commitment

A product range that echoes superior craftsmanship.


Cost-Effective Solutions

Competitive pricing without compromising quality.


Timely Delivery

An expansive distribution network ensuring prompt delivery.



Our exponential growth and foray into industrial fastener manufacturing are attributed to the visionary leadership of Mr. P.Kirupakaran. Holding a bachelor’s in electronics (BE, Hons) and an MBA from I.I.M.A, he brings rich expertise from diverse sectors such as aircraft building, pharmaceuticals, and chemical process industries. His insights continually inspire our team, bolstering our market presence.



Our dedicated team of research associates is at the heart of our innovative prowess. Keeping a keen eye on market trends and the latest technologies, they ensure that our fasteners continually evolve to meet client needs. Not just products, our R&D team is focused on streamlining operations, maximizing efficiency, and minimizing resource wastage.



For us, every client is a partner in progress. We’re not just about business; we’re about forging long-lasting relationships. Ensuring the highest quality of products, easy transactional experiences, and timely deliveries (typically within 4-8 weeks), we’ve earned the trust of global clientele.

  • L&T Komatsu Ltd., Bangalore
  • Heavy Electrical Ltd Chennai
  • Nuclear Power Corporation. Of India Ltd
  • Indian Steel & Wire Products Ltd., Jamshedpur
  • L&T Case Equipment Ltd. Pithampore, MP
  • Kudremukh Iron Ore Company Ltd
  • Bharat Earth Movers Ltd., Bangalore
  • KGF, Mysore
  • Neyveli Lignite Corporation, Neyveli, Tamil Nadu
  • Tatra Udyog Ltd. Tamil Nadu
  • PTC Industries Ltd., Lucknow
  • Sab Wabco India Ltd., Tamil Nadu
  • Sundaram Fasteners Ltd
  • Hindustan Aeronautics Ltd., Bangalore
  • The Triveni Engg. Works Ltd
  • Usha Telehoist India Ltd., Tamil Nadu
  • Hindustan Power plus Ltd., Tamil Nadu
  • Hindustan Motors Ltd., Tamil Nadu
  • Hydromech Engineers Ltd., Chennai
  • Electromechanical Fluid Power Inds. Ltd. Bangalore.

Welcome to a world where craftsmanship meets modern engineering.

  • 800 123 4567

  • oktan@example.com

  • 2469 Hoffman Avenue
    New York, NY 10016

  • Mo-Fri: 8am - 6pm
    Sat: 10am - 4pm
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