Corporate Information

High Pressure Gas Certification

Fujikin CARP Group High Pressure Gas Classification Certification

Certification specification range
Certification No. ＭＡＢ－４８８－Ｍ－１ Equipment Type Certification specification ranges
Name (Type) Materials (Body) Materials Group Designed Temperature Designed Pressure (MPa) Diameter (A) Other
Max (℃) Min (℃)
Equipment Attached Piping Stainless Steel G1 400 -196 Less than 16.2 Less than 40 -
G4 800 -269 Less than 16.2 Less than 40
G6 800 -196 Less than 16.2 Less than 40
General Piping Carbon Steel G3 350 -10 Less than 46.1 Less than 50 -
G4 450 -10 Less than 46.1 Less than 50
Stainless Steel G1 400 -196 Less than 90.2 Less than 50
G4 800 -269 Less than 90.2 Less than 50
G6 800 -196 Less than 90.2 Less than 50
Certification specification range
Certification No. ＭＡＢ－４８８－Ｎ－２ Equipment Type Valve Type
Name (Type) Materials (Body) Materials Group Designed Temperature Designed Pressure (MPa) Diameter (A) Other
Max (℃) Min (℃)
Globe Valve Stainless Steel G1 400 -196 Less than 90.2 Less than 50 -
G4 800 -269 Less than 99.9 Less than 14.2mm Excluding welded construction
Less than 90.2 Less than 50 -
G6 800 -196 Less than 90.2 Less than 50
Copper and Copper Alloy G1 225 -196 Less than 44.2 Less than 50
Titanium G2 350 -196 Less than 27.0 Less than 50
Corrosion and heat resistant alloy G2 350 -30 Less than 46.1 Less than 50
Check Valve Stainless Steel G1 400 -196 Less than 90.2 Less than 50 -
G4 800 -269 Less than 99.9 Less than 14.2mm Excluding welded construction
Less than 90.2 Less than 50 -
G6 800 -196 Less than 90.2 Less than 50
Adjustment Valve Stainless Steel G1 400 -196 Less than 90.2 Less than 50 -
G4 800 -269 Less than 99.9 Less than 14.2mm Excluding welded construction
Less than 90.2 Less than 50 -
G6 800 -196 Less than 90.2 Less than 50
Titanium G2 350 -196 Less than 27.0 Less than 50
Corrosion and heat resistant alloy G2 350 -30 Less than 46.1 Less than 50
Ball Valve Stainless Steel G1 400 -196 Less than 27.0 Less than 50 -
G4 800 -269 Less than 27.0 Less than 50
G6 800 -196 Less than 27.0 Less than 50
Other Valves (Reduced Pressure Valves) Stainless Steel G1 400 -196 Less than 75.6 Less than 50 -
G4 800 -269 Less than 75.6 Less than 50
G6 800 -196 Less than 75.6 Less than 50
Certification specification range
Certification No. ＭＡＢ－４８８－Ｏ－２ Equipment Type Other Attached Equipment
Name (Type) Materials (Body) Materials Group Designed Temperature Designed Pressure (MPa) Diameter (A) Other
Max (℃) Min (℃)
Strainer Stainless Steel G1 400 -196 Less than 46.1 Less than 50 -
G4 800 -269 Less than 99.9 Less than 14.2mm Excluding welded construction
Less than 46.1 Less than 50 -
G6 800 -196 Less than 46.1 Less than 50
Certification specification range
Certification No. ＭＡＢ－４８８－Ｚ Equipment Type Combined Equipment
Name (Type) Materials (Body) Materials Group Designed Temperature Designed Pressure (MPa) Diameter (A) Other
Max (℃) Min (℃)
Gas System Stainless Steel G1 400 -196 Less than 16.2 Less than 40 Consists of the components listed below.
  • Piping (equipment attached piping)
  • Valve (Globe Valve)
  • Fittings (limited to metal gasket type with a diameter of 25A）
G4 800 -269 Less than 16.2 Less than 40
G6 800 -196 Less than 16.2 Less than 40
Certification specification range
Certification No. ＭＡＢ－４８８－Ｎ－Ⅱ－３ Equipment Type Fittings
Name (Type) Materials (Body) Materials Group Designed Temperature Designed Pressure (MPa) Diameter (A) Other
Max (℃) Min (℃)
Metal Gasket Type Stainless Steel G1 400 -196 Less than 37.3 Less than 25 -
G4 800 -269 Less than 37.3 Less than 25
G6 800 -196 Less than 37.3 Less than 25
Corrosion and heat resistant alloy G2 350 -30 Less than 16.2 Less than 25 Excluding welded construction
2 Compression Rings Type Stainless Steel G1 400 -196 Less than 27.0 Less than 10 -
G4 800 -269 Less than 27.0 Less than 10
G6 800 -196 Less than 27.0 Less than 10
O Ring Type Stainless Steel G1 400 -196 Less than 7.9 Less than 25 -
G4 800 -269 Less than 7.9 Less than 25
G6 800 -196 Less than 7.9 Less than 25
Small diameter high pressure pipe fitting type Stainless Steel G1 400 -196 Less than 49.1 Less than 25 -
G4 800 -269 Less than 49.1 Less than 25
G6 800 -196 Less than 49.1 Less than 25
Certification specification range
Certification No. ＭＡＢ－４８８－Ｅ Equipment Type Other Pressure Containers
Name (Type) Materials (Body) Materials Group Designed Temperature Designed Pressure (MPa) Thickness (mm) Other
Max (℃) Min (℃)
Seal pot Stainless Steel G1 400 -196 Less than 3.3 Less than 10 -
G4 800 -269 Less than 3.3 Less than 10
G6 800 -196 Less than 3.3 Less than 10
Certification specification range
Certification No. ＭＡＢ－４８８－Ｆ Equipment Type Reciprocating Compressor
Name (Type) Materials (Body) Materials Group Designed Temperature Designed Pressure (MPa) Discharge (m3/h) Other
Max (℃) Min (℃)
- Stainless Steel G1 400 -196 Less than 90.2 Less than 64 -
G4 800 -269 Less than 90.2 Less than 64
G6 800 -196 Less than 90.2 Less than 64