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Industrial Grade Acetylene, Size 4 Acetylene Cylinder, CGA-300 (Actual Volume Of Gas In The Cylinder May Fluctuate Based On Numerous Conditions)

Airgas Part #:AC 4N300

Manufacturer Part #:4N300

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Item Details

  • Acetylene (C2H2) - a colorless, highly flammable gas with a garlic-like odor.


  • Acetylene has the highest flame temperature of any common hydrocarbon because of its triple-bond structure H-C+/-C-H.


  • Size 4 Industrial Acetylene Cylinder
  • DOT Specification: 8AL - Canada 8WAM
  • O.D.: 8" – 202.7 mm
  • Height {W/Cap & Valve}: 39.1" - 994 mm
  • Weight {W/O Cap}: 71.9 lbs – 32.6 kg
  • Sizes may vary by location. Contact your Airgas representative or local branch location for availability in your area.


  • Its high flame temperature allows it to be used in a variety of metal working applications like cutting, welding, brazing, and soldering.


Always use in accordance with the Safety Data Sheet (SDS)~~Cylinder must be stored and used in an upright, secured position in a well-ventilated or monitored area.~~Always follow local fire code requirements when storing gas cylinders.~~Delivery pressure should not exceed 15 psi~~Major hazards: Fire (extremely flammable)~~May form explosive acetylides in the presence of copper, mercury, or silver~~Piping used should be electronically bonded and grounded

Product Attributes

CGA Connection

» CGA 300

Cylinder Size

» 4 Acetylene

Gas Grade

» Industrial