BoltCalc Pro

STANDARD SELECTION

ASSEMBLY CONFIGURATION

Pressure Class

NPS (Nominal Pipe Size)

Flange Type A Flange Type B

Flange Facing Face Height (mm)

RJ Groove Depth E (mm) RJ Approx Distance (mm)

INPUT DATA (ASME TERMS)

Flange Thickness A, tf (mm) Flange Thickness B, tf (mm)

Spectacle / Blank Thickness, t (mm) Other Component Thickness (mm)

Gasket Thickness, g (mm) Bolt Diameter (DB, UNC mixed fraction)

Number of Bolts (DB) Thread Series (ASME B1.1)

Washer Count (User Input) Washer Thickness (DB, mm)

Thread Projection Count (User Input) Thread Pitch (DB, mm)

Nut Count Nut Height (DB, mm)

Extra Allowance (mm) Project / Note

ASSEMBLY VIEW

MM ONLY

Recommended Stud/Bolt Length

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Formula

L = stack terms + gasket + washer stack + nut stack + thread projection + facing terms + extra allowance

Import JSON

LOCAL STORAGE