CASE STUDIES

Customer: Operator: CNOOC Ltd. Shenzhen – Contractor: CNOOC Offshore Oil Engineering Co., Ltd.

Subsea ball valves for PY30-1 Gas Supply to Huizhou Oilfield and HZ21-1B & HZ26-1 Gas Process

CHALLENGE: This project in Huizhou, China, involved the design and installation of subsea ball valves for the subsea tee module and hot-tap module. These modules connect the existing Huizhou 21-1B...

Subsea

Customer: Operator: Aramco – Contractor: NPCC

Subsea check valves for Aramco CRPO 82 & 83 project

CHALLENGE: The CRPO 82 and 83 projects at the Zuluf AH East and West Oil Fields in Saudi Arabia involved building new offshore facilities like wellhead topsides, tie-in platforms, and...

Subsea

Customer: Operator: CNOOC China Ltd. – Contractor: CNOOC

Subsea ball valves for CNOOC Trunkline to Gaolan

CHALLENGE: The YC13-1 Trunkline to Gaolan Branch Pipeline project, located in South China Sea, required the installation of a 25 km, 24-inch branch pipeline connecting the hot tap connector to...

Subsea

Customer: Operator: NuStar Energy – Contractor: Jukes Group

Subsea ball valves for St. Eustatius SPM project

CHALLENGE: The St. Eustatius SPM project, in the Netherland Antilles, required the design and installation of two new 36-inch diameter, 6,000-ft-long pipelines, a new 180-ton subsea PLEM, tie-in spools, and...

Refining

Tandem gate valves for the Catalytic Reformer (Power Former) unit at ExxonMobil’s Antwerpen Refinery

Customer: ExxonMobil

CHALLENGE: To engineer and supply high-temperature tandem gate valves with a customized face-to-face distance and specific features to ensure safe, leak-tight performance in a catalytic reforming process exceeding 550ºC —...

Gas Processing

Customer: Aramco (End User) - EPC: Hyundai Engineering, in collaboration with Hyundai Engineering & Construction

High-temperature (752ºF) metal seated 30” ball valves for Jafurah

CHALLENGE: To deliver large sized, high-temperature metal seated ball valves within an extremely tight project schedule, meeting the demanding operational requirements of a major unconventional gas development — while ensuring...

LNG

Customer: Sempra Infrastructure and ConocoPhillips (Joint Venture)

Cryogenic and non-cryogenic valves for Phase 1 of Port Arthur LNG terminal

CHALLENGE: To deliver over 15,000 highly engineered valves for one of the most strategic LNG export projects in the U.S., ensuring optimal performance, full compliance with stringent specifications, and long-term...

Mining

Customer: ArcelorMittal Nippon Steel India Limited (AM/NS India) - Engineering partner: Ausenco

Integrated Smart Solution (ISS) — including HPUs and severe service ball valves — for the Dabuna–Sagasahi iron concentrate slurry pipeline

Service by: ISS BY AMPO POYAM VALVES, AMPO SERVICE Tailored Engineering Solutions, ISS System integration

CHALLENGE: To engineer and deliver a robust and reliable integrated solution for the iron ore slurry pipeline’s pump stations at Dabuna and Sagasahi, operating under high-pressure, abrasive, and continuous service...

Refining

Service by: AMPO SERVICE Field Engineering Services

Maintenance shutdown support at Chevron’s Salt Lake City Refinery

Customer: Chevron

CHALLENGE: To ensure the flawless operation and long-term performance of AMPO-supplied isolation valves installed in 2018 by providing expert support and spare parts during a critical shutdown at the ISO...

Gas Processing

Customer: Saudi Aramco (End User) - Saipem / Snamprogetti Saudi Arabia Ltd.(EPC)

Large-sized gate and check valves, including 56” 900 lbs gate valves with Inconel overlay, for the Berri Development Project

CHALLENGE: To deliver large sized valves with enhanced corrosion and wear resistance, capable of withstanding severe service conditions at Aramco’s gas-oil separation facilities, while ensuring adherence to strict specifications and...

Mining

Customer: Lloyds Metals and Energy Limited (LMEL)

Zero leakage metal seated severe service ball valves for LMEL’s iron ore slurry pipeline

CHALLENGE: To provide highly engineered valves capable of withstanding one of the most demanding applications in the mining sector — iron ore slurry transport — ensuring zero leakage, long-term durability,...

Refining

Customer: End user: Numaligarh Refinery Limited (NRL). EPC: HAL Offshore Limited. Engineering oversight: Engineers India Ltd. (EIL)

Highly engineered coker valves for the Delayed Coker Unit modernization at Numaligarh Refinery Limited (NRL)

CHALLENGE: To design and deliver a comprehensive package of severe service valves for the revamp of the Delayed Coker Unit of Numaligard Refinery, which aims to increase its capacity from...

Chemical And Petrochemical

Customer: End user: Abu Dhabi Polymers Company Ltd. (Borouge) - EPC: Technip Energies

AMPO’s largest-ever axial flow check 60”x64” valve for the Borouge 4 petrochemical complex

CHALLENGE: To provide highly engineered axial flow check valves for the ethane cracker unit of a major petrochemical expansion, including the engineering and manufacturing of the largest axial valve ever...

Surface

Customer: Aramco (End user) and Lamprell (EPC)

Surface MOV ball and globe valves for the Zuluf Tie-In Platform (ZTP) 5 upgrade

Customer: Woodside Energy (End user) and Bechtel (EPC)

CHALLENGE: To deliver highly engineered surface valves with enhanced corrosion and wear resistance for a critical tie-in platform upgrade, under a tight installation schedule during plant shutdown, while meeting Aramco’s...

LNG

28 October 2025

Large-sized cryogenic and non-cryogenic valves for Pluto LNG Train 2

Customer: E4Efficiency (Enagás Group)

CHALLENGE: To meet the technical complexity and extreme service conditions of Pluto LNG Train 2 by providing highly engineered valve solutions, including large-size valves (up to 38” and 2500 lbs),...

LNG

28 October 2025

Cryogenic valves for E4Efficiency, an innovative energy efficiency project

Service by: AMPO SERVICE Tailored Engineering Solutions, AMPO POYAM VALVES

CHALLENGE: To contribute to an innovative project aimed at recovering residual cold energy from LNG regasification processes and integrating it into the largest urban cooling network in Southern Europe —...

LNG

28 October 2025

World’s largest 60” cryogenic ball valves for Corpus Christi Liquefaction Project (CCL) in USA

Customer: Cheniere Energy

Customer: Sinopec Sabic Tianjin Petrochemical Co. Ltd (SSTPC)

CHALLENGE: To meet the demanding technical and operational requirements of Cheniere’s Corpus Christi LNG plant by delivering highly engineered valve solutions, including the largest cryogenic ball valves ever manufactured, capable...

Chemical And Petrochemical

28 September 2023

Tianjin Polycarbonate Complex (Tianjin, China)

Service by: ISS BY AMPO POYAM VALVES, AMPO POYAM VALVES

CHALLENGE: The 50-50 joint venture Sinopec Sabic Tianjin Petrochemical Co. Ltd (SSTPC) requested in 2019 the design and manufacture of several critical ball valves, some of them with the AMPO...

Chemical And Petrochemical

28 September 2023

Pennsylvania Chemicals project (Potter Township, Pennsylvania, US)

Customer: End user: Shell. EPC: Bechtel.