Global Leader in Precision Industrial Fasteners
Stud Bolt India is an ISO 9001:2015 certified manufacturer, stockist, and global exporter of high-integrity bolting components based in Mumbai, India. We engineer critical fastening solutions for high-pressure, extreme-temperature, and corrosive service environments across oil & gas refineries, petrochemical plants, offshore platforms, and heavy power projects worldwide.
Our specialized product portfolio encompasses high tensile ASTM A193 Grade B7/B16 stud bolts, ASTM A194 2H/7 heavy hex nuts, stainless steel (B8/B8M), duplex, super duplex (S32750/S32760), and exotic nickel alloys (Inconel, Monel, Hastelloy). Utilizing advanced CNC machining, precision thread-rolling, computer-controlled heat treatment, and Xylan/PTFE anti-corrosion coating techniques, every fastener conforms strictly to ASME, ASTM, DIN, and ISO specifications.
100% PMI & Lab Tested
Complete raw material verification with EN 10204 3.1 certification.
Exporting to 24+ Nations
Trusted supplier across Middle East, Europe, Americas, and Asia.
A Decade of Growth & Innovation
From a dedicated manufacturing unit in Mumbai to a globally recognized supplier of critical industrial fasteners.
Foundational Establishment
Established our primary manufacturing plant in Mumbai with a strong commitment to producing high-precision alloy and stainless steel fasteners for local industrial engineering projects.
Exotic Alloy Expansion
Upgraded forging facilities to process high-temperature and anti-corrosive alloys, including Inconel 625/718, Super Duplex UNS S32750, and Titanium Grade 5 studs.
Global Quality ISO Certification
Implemented rigorous quality management systems earning ISO 9001:2015 certification and establishing full EN 10204 3.1 material traceability for all export orders.
Worldwide Supply Footprint
Expanded dedicated export logistics serving EPC contractors, offshore rig operators, and chemical processing facilities across 24+ countries with zero-defect compliance.
Our Vision, Mission & Core Values
Driven by technical expertise, absolute integrity, and continuous quality enhancement.
Global Vision
To be recognized globally as the premier, most trusted manufacturer of specialized industrial bolting solutions, delivering unparalleled structural safety and long-term joint integrity in harsh operation conditions.
Corporate Mission
To produce precision-engineered stud bolts, heavy hex nuts, and threaded components that consistently exceed international standards through state-of-the-art metallurgy, tight tolerances, and transparent supply chain documentation.
Quality Commitment
To maintain zero compromise on material purity, mechanical strength, and protective surface finishes, ensuring complete client satisfaction and project uptime for industrial buyers worldwide.
Stringent Quality Testing & Compliance
Every batch undergoes multi-stage technical inspection to guarantee compliance with global engineering specifications.
Chemical Composition Verification (PMI)
X-ray fluorescence and optical emission spectroscopy verify raw material chemical bounds prior to production.
Mechanical & Hardness Testing
Comprehensive tensile strength, yield strength, elongation, and Rockwell/Brinell hardness testing per ASTM specifications.
Impact & Cryogenic Performance
Charpy V-notch impact testing at low temperatures down to -101°C for ASTM A320 Grade L7 low-temperature bolting.
Dimensional & Thread Pitch Accuracy
Calibrated thread pitch micrometers and ring gauges ensure precision engagement with ASME B16.5 and DIN flanges.
Need Custom Fasteners or Engineering Assistance?
Consult with our technical metallurgy specialists for material selection, coating requirements, or custom drawing inquiries.