Overview test

Dayan Gas Co. is established as a manufacturer, exporter and supplier in Tehran the capital of Iran with experienced staff in field of industrial and specialty gas and related equipment. Dayan Gas Co. is specializing in different kinds of pure gases, industrial gases, specialty gases, laboratory gases, gas mixtures and gas equipment to ensure local supply and international supply for countries near Iran.

Dayan Gas Co. has passed ISO 9001.

We supply all gases and equipment from the best international brands of all over the world and countries such as:

France, Germany, Italy, UAE, Oman, Korea, Austria, Italy, Indonesia, India and etc.

And also we supply from international Brands like:

Air liquide, Air products, Calgaz, Siad, Calgaz, Scott, Arabian Industrial Gases (TGS), Sharjah Oxygen (SOC) and etc.

Dayan Gas Company has been registered in vendor list of many key and important companies in different industries in Iran, which they purchase their required products routinely or as contracts. The mentioned industries are as below:

  • Oil, gas and petrochemical
  • Environmental
  • Pharmaceutical
  • Food
  • Laboratory
  • Metallurgy
  • Universities and research centers
  • Laser
  • Foundry
  • Chemical and detergent
  • Glass
  • Cement
  • Automotive
  • Refinery
  • Power
  • Excavation and exploration
  • Balloon


  • Types of high purity gases, Industrial gases, Medical gases and specialty gases.
  • Types of liquid gases (liquid Nitrogen, liquid Argon, Chlorine, N2O medical grade &…),
  • Types of Refrigerant Gases (R134, R407, R404 &…)
  • Different kinds of gas mixtures based on PPM, PPB and percentage level
  • Different Types of gas equipment like regulator, Valve, high pressure cylinders, Manifold and pallet.

Vision and Mission


To be the greatest distributor of the industrial, special, laboratory gases and related equipment in Iran and earn a good and logical profit.


Create Dayan Gas brand in Iran as a brand which includes below characteristics:

1-High quality.

2-Competitive price.

3-Goods availability.

4-Trust able and reliable partner for companies which are related to gas business.

 Statement of Value

  • Customer satisfaction in the first place.
  • The importance of quality of the goods and services provided.
  • The importance of being responsible for the goods and services provided.
  • Trying to keep customer loyalty.
  • Honest behavior with customers and employees, even if it is not in line with benefits of the company.
  • Adherence to ethical and human principles in relations with customers and employees.

Dayan Group

Dayan group works more than 50 years in Iran market which includes 5 companies as below:

– Dayan Gas Co.: supplier of different kinds of pure gases, specialty gases, gas mixtures and gas equipment such as high pressure cylinders, regulator, Iso tank and etc. (for more information kindly visit www.dayangas.com).

– Dayan Lubricant Supplier Co.: supplier of lubricants and grease (for more information kindly visit www.dayanoilco.com).

– DNY chemical group Co.: supplier of base oil and additives of lubricants (for more information kindly visit www.dayanholding.com).

– Iran Petrofer Co.: supplier of special lubricants for metallurgy industrial (for more information kindly visit www.dayanholding.com).

– Dayan Machine Co.: supplier of spare parts of heavy machinery (for more information kindly visit www.dayanmachine.com).

Dayan Group includes five offices with 200 employees and three roof and non-roof stocks which one of them has an area of 7000 square meters