HAUSERU JAPAN CORPORATION

Products

Metal Seal


Metal seals deliver reliable sealing under extreme circumstance such as very high pressure, very high or low temperature and ultra high vacuum.

Please refer to the below table to choose the right kind for your need of fluid, pressure, humidity and other conditions of use, along with the required performance needed.

  O-ring C-ring Suncup Resilient Seal Boss Seal Flare Seal
Form O-ring C-ring Suncup Resilient Seal Boss Seal Flare Seal
Tightening Force
(N/cm)
490~4218 490~1275 1472~2943 392~785    
Material SUS321
SUS316L
Inconel600
SUS304
InconelX-750
SUS316L
Nickel
SUS304
Inconel X-750 Inconel X-750
A286
SUS304
Nickel
Copper
Aluminum
SUS304
Surface Gold, silver, copper, Nickel Plating, PTFE Coating Gold, silver, copper, Nickel Plating, PTFE Coating No surface coating (Surface roughness less than 0.4) Gold, silver, copper, Nickel Plating, PTFE Coating Gold, silver, copper, Nickel Plating, PTFE Coating No surface coating
Temperature Range [℃] -270 To 700 -253 To 800 -253 To 400 -253 To 800 -253 To 800 -253 To 800
Pressure Range 1.33×E-10[Pa]
∼ 300[MPa]
1.33×E-8[Pa]
sim; 80[MPa]
1.33×E-10[Pa]
∼ 21[MPa]
1.33×E-8[Pa]
∼ 50[MPa]
1.33×E-8[Pa]
∼ 50[MPa]
1.33×E-8[Pa]
∼ 50[MPa]
Size [mm] External Radius
6.3~2000
External Radius
20~200
Internal Radius
4.4~80
External Radius
10~260
External Radius
15~42
External Radius
6~30
Recovery [mm] 0.095 0.05~0.15 0.1~0.15 0.1~0.2    
Special Feature
  • Most proven
  • Cover wide pressure range from very high pressure to ultra vacuum
  • Less Tightening Force than O-ring
  • Used under ultra high vacuum
  • Possible mass production
  • Good recovery, keeps sealed under high pressure and temperature
  • Effective even without surface coating
  • Less Tightening Force than C-ring
  • Good recovery, keeps sealed under high pressure and temperature
  • Used as AS4395 fitting end, a gasket of MS33649
  • Used as a fitting end of MS24395 and a gasket between flare tubes
  • Long life time and re-usable
  • w/ High pressure gas