Innovation by Design, Excellence in Engineering

Metallurgical Capabilities

With an unmatched level of expertise, we excel in managing an extensive array of metallurgies, ranging from Titanium and Zirconium to Hastelloy, Monel, Inconel / Incoloy, Duplex / Super Duplex, Stainless Steel, and various others, including Clad Combinations. Our comprehensive understanding and proficiency in metallurgy ensure that our products are crafted with precision and excellence. This commitment to mastery enables us to consistently meet the exacting standards demanded by industries that rely on our process equipment solutions.

Titanium (Ti)

Gr1, Gr2, Gr5, Gr6 and Gr12

Tantalum (Ta)

UNS R05200, UNS R05252, UNS R05240, UNS R05255

Zirconium (Zr)

UNS R60702, UNS R60705

Niobium (Ni)

UNS R03400, UNS R04210

Aluminium (Al)

6060, 6061


C22 and C276


Gr 400


Gr 600, Gr 625, Gr 690 and Gr 725


Gr 800, Gr 800H and Gr 825


UNS S31803, UNS S32205

Super Duplex

UNS S32750, UNS S32760

Austenitic Stainless Steel

304/304L/304H, 316/316L, 321, 347

Martensitic Stainless Steel


Low Alloy Steel

2.25Cr-1Mo-V, 2.25Cr-1Mo, 1.25Cr-0.5Mo

Carbon Steel

Gr 60/70

Engineering Design

At Tema India, our specialization lies in both Thermal and Mechanical design, covering a wide range of equipment such as Shell & Tube Heat Exchangers, Shrink Ring Screw Plug Heat Exchangers (SRXTM), Air Cooled Heat Exchangers, Pressure Vessels, Columns, Reactors, Piping Spools, Pipe Connectors (RedLokTM), Feedwater Heaters, and Surface Condensers. Our adeptness extends across various industries including Oil & Gas, Petrochemical, Fertilizer, Hydrogen, Polysilicon, Chemicals, Power, and Nuclear sectors. We pride ourselves on delivering high quality solutions tailored to the unique needs of each sector we serve, ensuring efficiency, reliability, and optimal performance.

In the 1990s it was the first company in India to computerise GA and fabrication drawings.

Engineering Capabilities

Mechanical Design

Mechanical design of various static equipment, including shell and tube heat exchangers, columns, pressure vessels, heaters, reactors, and power plant equipment like feedwater heaters, condensers, hairpin-type exchangers, double-pipe type exchangers, etc.

Checking the equipment for wind and seismic loads according to international standards such as IS-875/1893, ASCE-07, etc.

Designing equipment for FPSO, considering a combination of wind/motion loads and blast loads.

Conducting finite element analysis for non-standard design details not covered in international design codes. This includes nozzle-to-shell junction analysis, skirt-to-shell/dish trijunction analysis, complex tubesheet-to-shell/channel junction analysis, and analyzing thick flanged and flued expansion joints in heat exchangers.

Thermal design of various shell and tube heat exchangers using HTRi.
Thermal design of power plant equipment such as HP heaters, LP heaters, condensers, etc.

Conducting special seismic analysis in Ansys for nuclear application equipment, including aircraft crash analysis and air shock wave analysis.

Hydraulic design of internals of pressure vessels in collaboration with our partners.

Evaluating the minimum pressurization temperature for 2.25Cr-1Mo equipment.

Engineering and design of platforms and ladders required or installed on pressure vessels and columns.

List of Licenses

Why Choose Us

Comprehensive Engineering Expertise

We excel in engineering, with expertise in diverse metallurgies and strict adherence to ASME codes and TEMA standards. Specializing in customized design services for flanges and tube sheets, we meet global client needs with precision.

Leading Heat Exchanger Manufacturer

Since 1984, we’ve been a leading manufacturer of Shell & Tube Heat Exchangers and related equipment, standing out for our commitment to excellence and comprehensive expertise in reactors, pressure vessels, and columns.

Building Long-Term Partnerships

Dedicated to enduring partnerships, we go beyond project completion, understanding clients’ preferences for seamless collaboration, and consistently exceeding expectations.