نسیم صبح فردا

What is Argon?

  • Argon is one of the chemical elements denoted by Ar and It has an atomic mass of 18.
  • The third-largest gas in the atmosphere is argon (about %0.934 of air is argon).
  • Almost all of the argon in the air is the 40-argon isotope, while in the major argon space it is the 36-argon Isotope.

Other Information About Argon:

  • Argon belongs to the family of rare and inert gases of the periodic table.
  • Argon is a colorless, odorless, tasteless, and non-toxic gas that is completely inert and has no known chemical composition at room temperature, and it’s slightly soluble in water.

Molecular Weight 39.95
steam pressure 100 K. Pa @ -186.15 0C
Gas density 1.650 Kg/m3 @ 21.1 0C and 1 atm
The latent heat of evaporation at the boiling point 162.3 KJ/Kg
Special heat capacity CP=0.523 KJ/Kg.0C

CV=0.314 KJ/Kg.0C

CP/CV=1.67

Critical temperature -122.3 0C
Critical pressure 4906 KPa(a)
Solubility in water 0.056 vol.(gas)/Vol.(Water) at 00C and 1 atm
Explosion / ignition range in air Non Flammable

Material Compatibility of Argon

METALS PLASTICS ELASTOMERS
ALUMINUM CARBON STEEL CAST/DUCTILE IRON 304 STAINLESS STEEL 316 STAINLESS STEEL CUPPER BRASS POLY ETHYLENE POLY PROPYLENE NYLON PTFE – TEFLON PVDF PVC BUNA-NATURAL RUBBER NBR EPR-EPDM VITON
GAS A A A A A A A A A A A A A A A A A
Liquid D D D B C D C D D D C D D D D D D

A: EXCELLENT
B: GOOD
C: FAIR TO POOR
D: NOT RECOMMENDED

Classification of dangerous Products:

Dangerous Products Transport Information:

IATA IMDG DOT
UN 1006 UN 1006 UN 1006 UN NUMBER
ARGON , COMPRESSED ARGON , COMPRESSED ARGON , COMPRESSED UN SHIPPING NAME
2.2 2.2 2.2 TRANSPORT HAZARD CLASS
NO NO NO ENVIRONMENTAL HAZARD

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