Gaskets

Tanged Graphite IBC Gasket 1.5mm - ASA150 - RF

DEMIGRAPH® Type P1 graphite foil gasket reinforced with a 0.1 mm tanged 316 stainless steel insert, pre-cut to ASA150 raised-face flange dimensions in 1.5 mm thickness. Rated from -195°C to 450°C (up to 650°C in steam), meeting DIN 3535-6 leakage requirements. Suits flange connections in chemical, petrochemical, processing and steam-system service.
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Specifications
Style Type P1 (tanged, ASA150 RF)
Material Graphite foil with tanged 316 SS insert
Temperature -195°C to 450°C
Steam temp Up to 650°C
Insert 0.1 mm 316 stainless steel, tanged
Standard DIN 3535-6
Full description

DEMIGRAPH® Type P1 Graphite Sheets

Overview: DEMIGRAPH® Type P1 Graphite Sheets are engineered from a range of DEMIGRAPH® graphite foils, further reinforced with a 0.1 mm (0.004") thick tanged 316 stainless steel insert. This construction enhances surface load capabilities and blow-out safety, providing reliable long-term service across various industrial fluid sealing applications. The sheets are designed to perform exceptionally well under severe thermal and pressure fluctuations.

Applications:

  • Flange connections for piping, vessels, and machinery
  • Chemical and petrochemical industries
  • Processing industries
  • Steam systems

Main Features and Properties:

  • Single-piece steel core available for 1000 mm (40") and 1500 mm (60") sheets
  • Excellent impermeability to gases and fluids
  • Superior chemical and thermal resistance
  • Suitable for oxidizing and corrosive media (DEMIGRAPH® C)
  • Enhanced blow-out safety
  • Zero sulfur and halogen content
  • High recovery and compressibility
  • Good leakage properties (DIN 3535-6)
  • Fire-safe
  • Low coefficient of friction
  • No aging or creep relaxation
  • Easy to handle

Operation Range:

  • Temperature range: -195°C to 450°C (-319°F to 842°F), with water steam up to 650°C (1202°F)

Parameters:

  • Compressibility: >30%
  • Recovery: >14%
  • Stress Resistance: >48 MPa (>7000 psi)
  • Gas Permeability: ≤0.01 mg/m/s

Forms of Supply:

  • Thickness: 1.0 mm, 1.5 mm, 2.0 mm, 3.0 mm (3/64", 1/16", 5/64", 1/8")
  • Dimensions: 1000x1000 mm, 1500x1500 mm (40"x40", 60"x60")
  • Insert Material: 0.1 mm (0.004") thick 316 stainless steel