Casting has been used in the following end users

ARAMCO

Saudi Aramco, officially the Saudi Arabian Oil Company, is a Saudi Arabian national petroleum and natural gas company based in Dhahran, Saudi Arabia.

Petrolium

Bharat Petroleum Corporation Limited (BPCL) is a Government of India controlled Maharatna oil and gas company headquartered in Mumbai,

EXXON

Exxon was the brand name of oil and natural resources company Exxon Corporation, prior to 1972 known as Standard Oil Company of New Jersey.

TRANSCO

The National Transmission Corporation (TransCo) is a government agency created under Republic Act No. 9136, otherwise known as the Electric Power Industry Reform Act (EPIRA) of 2001

SINOPEC

Sinopec Limited's parent, Sinopec Group, is the world's largest oil refining, gas and petrochemical conglomerate, headquartered in Chaoyang District, Beijing.

AMEC GDF

AMEC, the international engineering and project management company, has been awarded a Front End Engineering Design (FEED) contract for GDF SUEZ E&P UK Ltd’s Cygnus gas field development

CNOOC

China National Offshore Oil Corporation, or CNOOC Group, is one of the largest national oil companies in China.

Conoco Phillip

ConocoPhillips is an American multinational energy corporation with its headquarters located in the Energy Corridor district of Houston, Texas in the United States.

EPV

Earnings power value (EPV) is a technique for valuing stocks by making assumptions about the sustainability of current earnings and the cost of capital but not future growth.

GAIL

Gail Limited is the largest state-owned natural gas processing and distribution company in India. It is headquartered in New Delhi.

HPCL MOTT

"HPCL, along with its joint ventures, will be a fully integrated company in the hydrocarbons sector of exploration and production, refining and marketing;

IOCL

Indian Oil Corporation Limited, commonly known as IndianOil is an Indian state owned oil and gas company with registered office at Mumbai and primarily headquartered in New Delhi.

SNGPL

Sui Northern Gas Pipelines Limited (SNGPL) was incorporated as a private limited Company in 1963 and converted into a public limited company in January 1964 under the Companies Act 1913 of British India.

OIL INDIA

Oil India Limited is the second largest hydrocarbon exploration and production Indian public sector company with its operational headquarters in Duliajan, Assam, India.

SNAM

Snam S.p.A. is an Italian natural gas infrastructure company. As of 31 December 2017, it had a market capitalization of €13.953 billion.[2] Snam was originally a subsidiary of Italian energy company Eni.