Heavy Engineering

Equilloy - Alloy Process Equipment

Equilloy - Alloy Process Equipment


GMM Pfaudler has more than five decades of experience in manufacturing heavy engineering equipment for the global oil & gas, refinery, fertilizer, petrochemical, and specialty chemical industries. This equipment includes reactors, heat exchangers, columns, pressure vessels, proprietary solutions, and other custom-made process plant equipment designed in accordance with international codes and standards in addition to specific requirement of customers.

Manufacturing capabilities

Our State-of-the-art manufacturing facility at Vatva, Ahmedabad, India is spread over 12 acres with built-up covered shop floor area of more than 23,000 M² and 7 heavy manufacturing bays. The facility is capable of processing more than 10,000 MT of equipment per annum and allows us to accommodate the most complex and non-standard requirements and specifications.

We can execute equipment to the extent of 8,000 mm diameter, 120,000 mm length, 350 MT weight, up to 110 mm of plate rolling capacity and up to 1,000 mm of tube sheet thickness.

Welding and Metallurgies

EQUILLOY’s welding team has over 1,800 qualified procedures in all critical metallurgies. Our welders are capable of welding in all welding positions and are qualified under various inspection agencies.
Processes include:

  • ESSC
  • Welding Processes – SMAW, SAW, GTAW, GMAW, FCAW, Plasma Arc Welding
  • Orbital Welding-Tube to Tube sheet
  • Narrow Gap Welding
  • Long Seam Welding
  • Nozzle Welding
  • Internal Bore Overlay

Over the years, we have handled a wide range of materials like Monel, Inconel, Hastelloy, Incoloy, 2RE69, Duplex, Super duplex, SS 904L, Cupro-Nickels, Nickel Alloys, Clad Steel, Copper Alloys, Titanium, Niobium, Tantalum, Zirconium, reactive metals as well as standard materials like Stainless Steel, Low Alloy Steel & Carbon Steel.

Accreditations and Certifications

Quality forms the core of our business philosophy. The equipment designed and manufactured in our facility are made to match the most stringent quality standards. Our accreditations and certifications include:

  • ISO 9001-2015, 14001:2015, 45001:2018
  • DIN EN ISO 3834-2
  • ASME U, U2, R, S and NB registration
  • PED CE0045 – 2014/68/EU
  • IBR Certificate
  • China SELO
  • Korean Certificate
  • Statutory compliance with country specific regulations such as GOST TR-CU & DOSH
  • Member of Heat Transfer Research Institute (HTRI), USA
  • Member of TWI Welding Research Institute, U.K
  • Member of Process Plant & Machinery Association of India

Testing – Measuring and NDE Facility

Our facility is equipped with a Universal Testing Machine, Hardness Testing Machine (fix and portable), Impact Testing Machine, Auto Collimator & Optical Alignment, Ultrasonic Testing, Magnetic Particle Testing (Dry / Wet), Radiography, DP Testing, PMI, Tensile Testing, Hardness test, Bend test, Optical Measurement such as Laser/ Alignment telescope, Remote temperature measurement, and Remote Visual inspection.

News & Media


Heat Exchangers & Pressure Vessels