• 产品描述

    MATERIAL PROPERTIES

    Color:

    Gray

    Composition:

    Inorganic fibers with a nitrile binder

    Fluid Services1 :

    Saturated steam3, most refrigerants, water, oils, gasoline and aliphatic

     

    hydrocarbons

    Temperature2 , °F (°C)

    Minimum:

    -100 (-73)

    Continuous Max:

    +550 (+288)
    Maximum: +800 (+427)

    Pressure2 , Maximum, psig (bar):

    1200 (83)

    P x T (max.)2 , psig x °F (bar x °C)

    1/32 and 1/16":

    400,000 (14,000)

    1/8":

    275,000 (9,600)

    Meets Specification:

    ABS (American Bureau of Shipping) and Fire Safe

     

    PHYSICAL PROPERTIES*

    ASTM F36 Compressibility, range, %: 7-17
    ASTM F36 Recovery, %: 50
    ASTM F38 Creep Relaxation, %: 15
    ASTM F152 Tensile, Across Grain, psi (N/mm2): 1500 (10)
    ASTM F1315 Density, lbs./ft.3(grams/cm3): 110 (1.76)
    ASTM F433 Thermal Conductivity (K), W/m°K (Btu.·in./hr.·ft.2·°F): 0.43-0.53 (3.00-3.65)
    ASTM D149 Dielectric Properties, range, volts/mil.  
      Sample conditioning 1/16" 1/8"
      3 hours at 250°F: 284 245
      96 hours at 100% Relative Humidity - -
    ASTM F586 Design Factors 1/16" 1/8"
      "m" factor: 6.6 6.6
      "y" factor, psi (N/mm2): 2600 (17.9) 3300 (22.8)
    ROTT Gasket Constants, 1/16": Gb=1,247 a=0.249 Gs=11.0
    ASTM F104 Line Call Out: F712103A9B4E23K7L501M4(4)

     

    SEALING CHARACTERISTICS

     

    ASTM F37B

    Fuel A

    ASTM F37B

    Nitrogen

    DIN 3535- 4

    Gas Permeability

    Gasket Load, psi (N/mm2):

    500  (3.5)

    3000  (20.7)

    4640  (32)

    Internal Pressure, psig (bar):

    9.8  (0.7)

    30  (2)

    580  (40)

    Leakage

    0.2 ml/hr.

    1.0 ml/hr.

    0.05 cc/min

     

    IMMERSION PROPERTIES*- ASTM F146 Fluid Resistance after Five Hour

     

    ASTM #1 Oil

    300°F (150°C)

    ASTM IRM #903

    300°F (150°C)

    ASTM Fuel A

    70-85°F (20-30°C)

    ASTM Fuel B

    70-85°F (20-30°C)

    Thickness Increase, (%)

    0-10

    0-15

    0-10

    0-15

    Weight Increase, (%)

    <15

    -

    <10

    <15

    Tensile Loss, (%)

    -

    <40

    -

    -

     

    Notes:

    This is a general guide and should not be the sole means of selecting or rejecting this material. ASTM test results in accordance with ASTM F-104; properties based on 1/32" (0.8mm) sheet thickness unless otherwise mentioned.
    * Values do not constitute specification Limits
    1.See Garlock chemical resistance guide.
    2.Based on ANSI RF flanges at our preferred torque. When approaching maximum pressure, continuous operating temperature, minimum temperature or 50% of maximum PxT, consult Garlock Applications Engineering. Minimum temperature rating is conservative.
    3.Minimum recommended assembly stress = 4,800psi. Preferred assembly stress = 6,000-10,000psi. Gasket thickness of 1/16" strongly preferred. Retorque the bolts/studs prior to pressurizing the assembly. For saturated steam above 150psig or superheated steam, consult Garlock Engineering
    4.A9: Leakage in Fuel A (Isooctane), Gasket Load = 500psi (3.5N/mm2), Pressure = 9.8psig (0.7bar): Typical = 0.2ml/hr, Max = 1.0ml/hr. A9: Leakage in Nitrogen, Gasket Load = 3,000psi (20.7N/mm2), Pressure = 30psig (2bar): Typical = 0.5ml/hr, Max = 1.5ml/hr.

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