Industrial Precision

Process Equipment

Isgec's Process Equipment is a pioneer in manufacturing proprietary and critical machinery for global process industries. Operating from state-of-the-art facilities in Yamunanagar and Dahej, India, we specialize in high-performance Shell & Tube Heat Exchangers, Waste Heat Boilers, Reactors, and Pressure Vessels. With robust in-house capabilities for advanced Thermal and Mechanical Design (including FEA and Fatigue Analysis), we meet the stringent demands of licensors and end-users in Refineries, Petrochemical, and Fertilizer plants. Our expertise spans a wide spectrum of metallurgies, including Stainless Steel, Duplex, Super Duplex, Monel, and Inconel.

We are actively prepared to serve emerging technologies like Green Hydrogen / Ammonia and Carbon Capture. From manufacturing single-piece equipment up to 350 MT to supplying solutions to over 20 countries, Isgec is your trusted partner for engineering excellence, scale, and uncompromising quality.

0
Heat Exchanger supplied
0
Metric ton single-piece weight
0
Countries Served

Products

Product Portfolio

Reactor

Reactor

Isgec is a premier manufacturer of heavy critical reactors for the global oil refining, petrochemical, fertilizer, and chemical industries. We specialize in complex Process Reactors like HDS, CCR Platforming, and Shift Convertors. Collaborating with group companies, we build single-piece reactors weighing over 1500 MT with thick shells and advanced materials, including Low Alloy Steels with specialized cladding (316L, Inconel, etc.)

CCR Platforming Reactor Process: UOP
HDS Reactor Process: Haldor Topsoe

Materials Include

Nickel Alloys Stainless Steels High Nickel Alloys Low Alloy Steels
Read More
CCR Reactor-Kochi Refinery (2)

High Pressure Vessels

High Pressure Vessels

Isgec manufactures robust Pressure Vessels for high-pressure service, handling single-piece units up to 200 MT with thicknesses reaching 200 mm. We supply critical vessels like High Pressure Separators and Slug Catchers, utilizing materials like Alloy Steel and Clad Steel. Expertise includes advanced Strip Cladding and internal linings, ensuring the integrity and longevity of over 100 thick-walled vessels supplied globally in the last decade.

High Pressure Separator Vessel for Gas Plant
H2S Absorber for a Refinery

Materials Include

Stainless Steels Clad Steel Carbon Steel Alloy Steel
Read More
High pressure vessel for gas plant (1)

Shell and Tube Heat Exchangers

Shell and Tube Heat Exchangers

Isgec offers complete design and manufacturing of Shell & Tube Heat Exchangers. We use HTRI for thermal design and PV Elite/Compress for mechanical design, backed by advanced analysis like FEA (ANSYS) and Fatigue Analysis. Our expertise covers Feed Water Heaters and Condensers, ensuring compliance with major international codes, including ASME and TEMA, for peak performance and safety.

Design office at Yamunanagar

Materials Include

ASME Sec I & VIII Div 1–3 TEMA & PD 5500 Standards AD Merkblatt & IBR Codes Thermal/Mechanical Design – Heaters & Condensers
Read More
HP Heat Exchanger-Shell (2)

Columns and Towers

Columns and Towers

Isgec manufactures essential Columns and Towers for refining, including large units like Vacuum and Crude Distillation Towers. We handle fabrication and on-site installation for massive columns in India. Utilizing materials like Clad Steel, Alloy Steel, Stainless Steel, and HIC-resistant Carbon Steel, we apply advanced Strip Cladding (single or double layer) techniques to ensure the longevity and superior performance of these critical process structures.

42 mtrs. (140 ft.) long Stabilizer Column for a Refinery Indian Oil: Panipat
Wash Tower for a MEG Plant
Distillation Column supplied to KNPC Kuwait Length : 56500mm, ID-8000mm Weight: 598

Materials Include

Stainless Steels Clad Steel Carbon Steel Alloy Steel
Read More
Column for a Refinery (2)

High Pressure Boiler Drums

High Pressure Boiler Drums

Isgec is an expert manufacturer of High Pressure Boiler Drums, having successfully delivered over 1000 total drums, including over 250 high-pressure units globally (e.g., to Amec Foster Wheeler and Sumitomo). We handle demanding units with wall thickness up to 200 mm (8 inches). Our capability includes in-house fabrication of critical internals like cyclones, using specialized materials such as Manganese-Molybdenum Alloy Steel.

160 mm (6 5/16 inches) thick High Pressure Boiler Drum (120 MT weight) Foster Wheeler: USA

Materials Include

Carbon Steel Manganese - Silicon Carbon steel (SA 299) Manganese - Molybdenum Alloy Steel (SA302 Gr. B & SA 533)
Read More
Boiler Drum (2) (1)

Sector Strenght

Industries we cater to

Green Hydrogen

Isgec is equipped to supply critical process equipment for the production and storage of Green Hydrogen and Green Ammonia, supporting the global shift towards sustainable energy technologies.

Polysilicon

Isgec manufactures key process equipment like Reactors and Columns essential for the complex chemical processes used in high-purity Polysilicon production for the solar and semiconductor industries.

Oil & Gas Processing

Isgec supplies critical high-pressure vessels, reactors, columns, and heat exchangers essential for complex separation, conversion, and refining processes in the upstream and downstream Oil &Gas sectors.

Refinery & Petrochemical

Isgec supplies heavy reactors, pressure vessels, columns, and heat exchangers crucial for cracking, separation, and conversion units in Refineries and Petrochemical complexes worldwide.

Fertiliser

Isgec manufactures critical high-pressure vessels, reactors, and heat exchangers designed for the demanding synthesis and processing stages within Fertiliser and ammonia production plants.

LNG Liquefaction & Regasification

Isgec supplies specialized heat exchangers, pressure vessels, and columns engineered to withstand the extreme temperatures and pressures required for the liquefaction and subsequent regasification of Liquefied Natural Gas (LNG).

Green Ammonia

Isgec supplies critical process equipment such as reactors, heat exchangers, and vessels specifically engineered for the high-pressure synthesis and handling of Green Ammonia, supporting sustainable hydrogen carriers.

Thermal Power

Isgec supplies essential High Pressure Boiler Drums and HP/LP Heaters to the Thermal Power sector, ensuring the efficient and reliable generation of steam and electricity.

Nuclear Power

Isgec supplies specialized heat exchangers, vessels, and critical components engineered to meet the demanding safety and quality standards required for Nuclear Power plant applications, supporting reliable energy generation.

Chemicals

Isgec manufactures essential reactors, columns, and heat exchangers designed for the high-pressure, specialized synthesis, separation, and processing requirements of the wider Chemical industry.

Isgec is equipped to supply critical process equipment for the production and storage of Green Hydrogen and Green Ammonia, supporting the global shift towards sustainable energy technologies.

Isgec manufactures key process equipment like Reactors and Columns essential for the complex chemical processes used in high-purity Polysilicon production for the solar and semiconductor industries.

Isgec supplies critical high-pressure vessels, reactors, columns, and heat exchangers essential for complex separation, conversion, and refining processes in the upstream and downstream Oil &Gas sectors.

Isgec supplies heavy reactors, pressure vessels, columns, and heat exchangers crucial for cracking, separation, and conversion units in Refineries and Petrochemical complexes worldwide.

Isgec manufactures critical high-pressure vessels, reactors, and heat exchangers designed for the demanding synthesis and processing stages within Fertiliser and ammonia production plants.

Isgec supplies specialized heat exchangers, pressure vessels, and columns engineered to withstand the extreme temperatures and pressures required for the liquefaction and subsequent regasification of Liquefied Natural Gas (LNG).

Isgec supplies critical process equipment such as reactors, heat exchangers, and vessels specifically engineered for the high-pressure synthesis and handling of Green Ammonia, supporting sustainable hydrogen carriers.

Isgec supplies essential High Pressure Boiler Drums and HP/LP Heaters to the Thermal Power sector, ensuring the efficient and reliable generation of steam and electricity.

Isgec supplies specialized heat exchangers, vessels, and critical components engineered to meet the demanding safety and quality standards required for Nuclear Power plant applications, supporting reliable energy generation.

Isgec manufactures essential reactors, columns, and heat exchangers designed for the high-pressure, specialized synthesis, separation, and processing requirements of the wider Chemical industry.

pr

Green Hydrogen

-

Isgec is equipped to supply critical process equipment for the production and storage of Green Hydrogen and Green Ammonia, supporting the global shift towards sustainable energy technologies.

pr

Polysilicon

+

Isgec manufactures key process equipment like Reactors and Columns essential for the complex chemical processes used in high-purity Polysilicon production for the solar and semiconductor industries.

sector-2

Oil & Gas Processing

+

Isgec supplies critical high-pressure vessels, reactors, columns, and heat exchangers essential for complex separation, conversion, and refining processes in the upstream and downstream Oil &Gas sectors.

sugar-1

Refinery & Petrochemical

+

Isgec supplies heavy reactors, pressure vessels, columns, and heat exchangers crucial for cracking, separation, and conversion units in Refineries and Petrochemical complexes worldwide.

sector-2

Fertiliser

+

Isgec manufactures critical high-pressure vessels, reactors, and heat exchangers designed for the demanding synthesis and processing stages within Fertiliser and ammonia production plants.

sugar-1

LNG Liquefaction & Regasification

+

Isgec supplies specialized heat exchangers, pressure vessels, and columns engineered to withstand the extreme temperatures and pressures required for the liquefaction and subsequent regasification of Liquefied Natural Gas (LNG).

isgec

Green Ammonia

+

Isgec supplies critical process equipment such as reactors, heat exchangers, and vessels specifically engineered for the high-pressure synthesis and handling of Green Ammonia, supporting sustainable hydrogen carriers.

isgec

Thermal Power

+

Isgec supplies essential High Pressure Boiler Drums and HP/LP Heaters to the Thermal Power sector, ensuring the efficient and reliable generation of steam and electricity.

isgec

Nuclear Power

+

Isgec supplies specialized heat exchangers, vessels, and critical components engineered to meet the demanding safety and quality standards required for Nuclear Power plant applications, supporting reliable energy generation.

isgec

Chemicals

+

Isgec manufactures essential reactors, columns, and heat exchangers designed for the high-pressure, specialized synthesis, separation, and processing requirements of the wider Chemical industry.

isgec

Infrastructure

Manufacturing and Testing Facilities

Yamunanagar
Yamunanagar Plant
Our Yamuna Nagar facility is equipped with advanced lifting, forming, welding, testing, and heat treatment capabilities. Built to handle high-spec industrial demands with global codes and standards.
Dahej
Coastal Plant-Dahej
With 300 MT crane capacity and expansive fabrication space, our Coastal Plant handles ultra-heavy, large-scale process equipment with ease. Equipped for advanced welding, radiography, and testing—backed by global standards compliance.
Advanced Engineering

Our Engineering Capabilities

engineering trust-mobile-1
Advanced Engineering Software

FEA with ANSYS, HTRI for thermal design, PV Elite & Compress for mechanical analysis, ensuring reliable pressure equipment performance.

Dynamic Load & Vibration Analysis & Element Analysis

Fatigue and vibration analysis for cyclic thermal and pressure conditions, optimizing durability and safety.

TEMA-Based Custom Design 

Expertise in fixed tube sheet and expansion bellow design using TEMA standards for efficient heat exchanger performance.

Global Design Code Compliance

Designs conform to ASME Sec I & VIII, AD Merkblatt, PD-5500, TEMA, and IBR standards for global regulatory approval.

Our Certifications

Global Precision, Local Standard

ISO 9001:2015 Quality Management System - Approved by Lloyds Register of Quality Assurance

ASME U- 2, U, S,

'R' Stamp of National Board with ‘NB’ certification,

'CE' Marking for supply to European Union

IBR Approval

Approval by Lloyds as a Class I fabricator of Fusion Welded Pressure Vessels up to 300 mm (8") thickness

Industrial Partners

Joint Ventures

image (9)

Isgec Hitachi Zosen Limited

The joint venture between Isgec and Hitachi Zosen Corporation, Japan, has a state-of-the-art plant at Dahej, complete with an RO-RO jetty to ship out over dimensional cargo (ODC) equipment.

ISGEC-TITAN Joint Venture

ISGEC-TITAN Joint Venture

A collaboration between ISGEC and TITAN Metal Fabricators, specializing in manufacturing high-performance process equipment for critical applications using exotic metals and advanced fabrication technologies.

Clients We Serve

Sumitomo SHI FW Energia Oy, Finland
Thermal Engineering International (TEi), USA
Picture 4_imresizer
Picture 3_imresizer
Picture 7_imresizer
Picture 8_imresizer
Picture 12_imresizer
Picture 9_imresizer
Picture 18_imresizer
Picture 17_imresizer
Picture37_imresizer
Picture36_imresizer
Picture35_imresizer
Picture39_imresizer
Picture40_imresizer
Picture41_imresizer
Picture42_imresizer
Picture43_imresizer
Reach out to us desk process equipment (1)-min Reach out to us mob process equipment-min
Have a Project in Mind?

Let’s discuss how we can support your Process Equipment requirements

Reach Out to Us

    or