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    API 6A Type 6B 3000 psi(20.7 MPa) Blind RTJ Flange Dimensions and Drawing

    API 6A Type 6B 3000 psi(20.7 MPa) Blind RTJ Flange Dimensions and Drawing

    API 6A Type 6B 3000 psi(20.7 MPa) Blind RTJ Flange
    SIZE
    GROOVE
    CHAMFER
    FLANGE DIMENSIONS
    BOLTING
    RING
    NPS
    B
    E
    C
    K
    P
    OD
    T
    BC
    N
    H
    R / RX
    2-1/16"
    53.2 
    7.9
    3
    124
    95.25 
    215
    46.1
    165.10 
    8
    26
    24
    2-9/16"
    65.9 
    7.9
    3
    137
    107.95 
    245
    49.3
    190.50 
    8
    29
    27
    3-1/8"
    81.8 
    7.9
    3
    156
    123.83 
    240
    46.1
    190.50 
    8
    26
    31
    4-1/16"
    108.7 
    7.9
    3
    181
    149.23 
    290
    52.4
    235.00 
    8
    32
    37
    5-1/8"
    131.0 
    7.9
    3
    216
    180.98 
    350
    58.8
    279.40 
    8
    35
    41
    7-1/16"
    181.8 
    7.9
    6
    241
    211.15 
    380
    63.5
    317.50 
    12
    32
    45
    9"
    229.4 
    7.9
    6
    308
    269.88 
    470
    71.5
    393.70 
    12
    39
    49
    11"
    280.2 
    7.9
    6
    362
    323.85 
    545
    77.8
    469.90 
    16
    39
    53
    13-5/8"
    346.9 
    7.9
    6
    419
    381.00 
    610
    87.4
    533.40 
    20
    39
    57
    16-3/4"
    426.2 
    11.2
    6
    524
    469.90 
    705
    100.1
    616.00 
    20
    45
    66
    20-3/4"
    527.8 
    12.7
    6
    648
    584.20 
    855
    120.7
    749.30 
    20
    54
    74
      *All dimensions are in mm.
      *Tolerances and ring gaskets are according to API 6A.

    Materials for API 6A Type 6B 3000 psi(20.7 MPa) Blind RTJ Flange

    1) Alloy Steel: ASTM A182 Grade F1 / F5 / F9 / F11 / F22 / F91
    2) Carbon Steel: ASTM A105 / A105N, ASTM A694 Grade F42 / F46 / F52 / F56 / F60 / F65 / F70
                               ASTM A350 Grade. LF2
    3) Stainless Steel: ASTM A182 Grade F304 / F304L, F316/ F316L, F310, F309, F317L, F321, F904L, F347
    4) Duplex Stainless Steel: ASTM A182 Grade F44 / F45 / F51 / F53 / F55 / F61 / F60
    5) Nickel Alloys: ASTM B472, ASTM B564, ASTM B160
                              Monel 400, Nickel 200, Inconel 825, Inconel 601, Hastelloy C276, Alloy 31,
                              Alloy 20, Inconel 625, Inconel 600
    6)Copper Alloys: ASTM B61 / B152 / B151 / B62

    Views:   Author：hbmetals  Date:15/02/15

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