Oil & Gas
High Integrity Heat Exchangers & Pressure Equipment for Oil & Gas Processing
From subsea production systems to FPSOs, and from oil & gas fields to onshore natural gas compression stations, Graham Hart Process Technology manufactures high integrity heat exchangers and pressure equipment engineered for the demanding conditions of the oil and gas industry.
With proven experience across the full oil and gas processing train, we supply precision-fabricated, code-compliant equipment designed to operate safely and reliably in high-pressure, high-temperature, and corrosive environments, both offshore and onshore.
Our Approach to the Oil & Gas Industry
The oil and gas sector demands absolute reliability, robust engineering, and uncompromising quality.
We work in close partnership with EPC contractors, operators, and package suppliers, supporting projects from early design through manufacture and delivery. Our focus is on providing equipment that is:
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Right First Time
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Fully compliant with international codes and client specifications
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Manufactured to tight tolerances
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Delivered reliably, safely, and on schedule
Whether supporting brownfield modifications or large-scale greenfield developments, our role is to deliver high-performance heat transfer and pressure solutions that reduce risk and enhance operational efficiency.
Oil & Gas Capabilities & Applications
Offshore & Floating Production
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Subsea to topsides processing
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FPSO (Floating Production Storage and Offloading) systems
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Space- and weight-optimised equipment for offshore environments
Onshore Processing & Compression
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Field processing facilities
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Natural gas compression stations
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Gas treatment and conditioning systems
Typical Applications Include
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Pre-heaters
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Interstage heaters
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Test separator heaters
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High-pressure (HP) gas coolers
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Low-pressure (LP) gas coolers
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Centrifuge heaters
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HP crude heaters
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Start-up heaters
Each unit is engineered to meet process duty requirements, operating conditions, and applicable industry codes.
Codes, Standards & Industry Compliance
Quality, safety, and compliance are central to everything we manufacture for the oil and gas sector.
We are:
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ASME ‘U’ Stamp holders, enabling the manufacture of certified pressure vessels
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Experienced in working to American Petroleum Institute (API) specifications
Our quality systems, inspection regimes, and documentation packages are aligned to meet international oil and gas project requirements, ensuring full traceability and auditability.
Why Choose Graham Hart for Oil & Gas Projects?
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Proven experience across the full oil & gas processing train
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High integrity, precision-manufactured heat exchangers and pressure equipment
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ASME ‘U’ Stamp certified manufacturing
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Compliance with API and client-specific specifications
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Strong focus on safety, quality, and delivery performance
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Collaborative support for EPCs, operators, and package suppliers
Discuss Your Oil & Gas Project Requirements
Looking for a reliable manufacturer of oil and gas heat exchangers or pressure equipment?
Our engineering and manufacturing teams work closely with clients to deliver robust, compliant, and high-performance equipment for offshore and onshore oil and gas applications.