Engineering Excellence. Delivering Reliability Since 2007.
Trusted steel tube manufacturer backed by Bombay Hardware's 80-year heritage of uncompromising trust and industrial precision.
80+ Years
Since 1947, Bombay Hardware has been a cornerstone of India's industrial growth. CSTPL was founded in 2007 to carry this torch forward, specializing in high-precision steel tube manufacturing with the same core values of integrity and excellence.
To provide durable precision solutions that empower global infrastructure, maintaining the highest standards of engineering through continuous innovation and technical mastery.
To be recognized as a global leader in steel manufacturing, setting benchmarks for quality, sustainability, and technological integration.
Global expansion path
From major South Indian industrial hubs to prestigious Government projects and international markets across the USA and Europe.
Our commitment to excellence is validated by rigorous adherence to Bureau of Indian Standards (BIS). Every CSTPL tube is a testament to structural integrity.
Quality Management Systems
BIS Standard
Mild steel tubes, tubulars and other wrought steel fittings.
BIS Standard
Steel tubes for structural purposes.
BIS Standard
Steel tubes for mechanical and general engineering purposes.
BIS Standard
Hollow steel sections for structural use.
