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    Selection of Stud Bolts for ASME B16.47 Series B(API 605) Flanges

    Dimension Chart of Stud Bolts for ASME B16.47 Series B(API 605) Flanges

    NPS
    Class 150
    Class 300
    Class 400
    Class 600
    Class 900
    d
    L
    d
    L
    d
    L
    d
    L
    d
    L
    26"
    3/4"
    5-1/2"
    1-1/4"
    10-1/2"
    1-3/8"
    11-1/4"
    1-5/8"
    13-3/4"
    2-1/2"
    17-1/4"
    28"
    3/4"
    5-3/4"
    1-1/4"
    10-1/2"
    1-1/2"
    12"
    1-3/4"
    14-1/4"
    2-3/4"
    19"
    30"
    3/4"
    5-3/4"
    1-3/8"
    11-1/4"
    1-1/2"
    12-1/2"
    1-7/8"
    15-1/4"
    3"
    20"
    32"
    3/4"
    5-3/4"
    1-1/2"
    12-1/4"
    1-5/8"
    13-1/2"
    2"
    15-3/4"
    3"
    20-1/4"
    34"
    7/8"
    6-1/4"
    1-1/2"
    12-1/4"
    1-5/8"
    13-3/4"
    2-1/4"
    17-1/4"
    3-1/4"
    21-3/4"
    36"
    7/8"
    6-3/4"
    1-5/8"
    12-1/2"
    1-3/4"
    15-1/2"
    2-1/4"
    17-3/4"
    3"
    21-1/4"
    38"
    1"
    7-1/4"
    1-5/8"
    13-1/4"
    -
    -
    -
    -
    -
    -
    40"
    1"
    7-1/4"
    1-5/8"
    13-1/2"
    -
    -
    -
    -
    -
    -
    42"
    1"
    7-1/2"
    1-3/4"
    14"
    -
    -
    -
    -
    -
    -
    44"
    1"
    7-3/4"
    1-3/4"
    14-3/4"
    -
    -
    -
    -
    -
    -
    46"
    1-1/8"
    8"
    1-7/8"
    15"
    -
    -
    -
    -
    -
    -
    48"
    1-1/8"
    8-1/4"
    1-7/8"
    15"
    -
    -
    -
    -
    -
    -
    50"
    1-1/8"
    8-1/2"
    1-7/8"
    15-3/4"
    -
    -
    -
    -
    -
    -
    52"
    1-1/8"
    8-3/4"
    1-7/8"
    16"
    -
    -
    -
    -
    -
    -
    54"
    1-1/8"
    8-3/4"
    1-7/8"
    15-3/4"
    -
    -
    -
    -
    -
    -
    56"
    1-1/8"
    9"
    2-1/4"
    17-3/4"
    -
    -
    -
    -
    -
    -
    58"
    1-1/4"
    9-1/4"
    2-1/4"
    17-3/4"
    -
    -
    -
    -
    -
    -
    60"
    1-1/4"
    9-1/2"
    2-1/4"
    17-1/2"
    -
    -
    -
    -
    -
    -
     *d stands for "Diameter of Bolts".  L stands for "Length of Stud Bolts".
     *L is measured from the stud bolt's first thread to its first thread on the other end.
     *All dimensions are in inch unit.
     *Stud bolts are designed & manufactured to ASME B18.2.1
     *View the drilling template dimensions from ASME B16.47 Flanges Dimension Chart.

    Views:   Author：hbmetals  Date:15/04/20

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