Product name

Technical index

    Implementing    standard

unit

   Application

Industrial oxygen

   ≥99.5

   GB-T3863-1995

Bottle

    Steel cutting, welding, flame processing

   Liquid oxygen

   ≥99.5

   GB-T3863-1995

 Ton

   Steel cutting, welding, flame processing

Industrial nitrogen

   ≥99.5

   GB-T3864-1996

Bottle

   Replacement gas and protection gas for chemical industry,    metallurgy, and electric industry.

Pure nitrogen

   ≥99.996

   GB/8979-96

Bottle

   Chemical industry, glasses, metallurgy, protection

  Industrial hydrogen

   ≥99.9

   GB-T3634-1995

Bottle

    Chemical industry, glasses, synthetic cut stone.

  Pure hydrogen

   ≥99.99

   GB/T7445-95

Bottle

    Raw material gas, high-altitude weather    balloon used in chemical industry.

Industrial carbon dioxide

   ≥99.8

   GB-6052-85

Bottle

   Chemical industry, welding, casting mold

   Industrial helium

   ≥99

   GB/4844-95

 Bottle

   Electronic industry, leak hunting, floating air balloon.

   Pure helium

   ≥99.995

   GB/T4844.2-1995

 Bottle

    Electronic industry, chemical industry, analysis

   Dissolved acetylene

   ≥98

   GB6819-1996

Bottle

    Welding, cutting, heating, organic raw materials

Cutting gas

   ≥99.5

   HG/T 3661.1-1999

     Bottle 

     Metals cutting, heating, correcting the deformation,    heat treatment and the other flame processing

propylene

   ≥99.5

   Q/DY-98

Kg

    Welding, cutting

  Industrial argon

   ≥99.99

   GB/T4842-95

Bottle

    Welding shielded welding, stainless steel smelting, container,    steel structure manufacture, mold processing, etc.

Air

   ≥99.5

Bottle