Live Engineering Dashboard

Well Testing Toolbox

Interactive Tools

Engineering calculators and conversion utilities for field work.

Service Rating

Nominal Pipe Size (NPS)

Number of Studs

Stud Diameter (in)

Stud Length (RTJ)

Ring Gasket

Spanner Size (mm)

Connection Hardware Logic:

Components are selected based on Rating and NPS to ensure pressure integrity.

Show Flange Specification Definitions

Field	Definition / Role
Rating	Pressure-temperature class (ANSI/ASME B16.5 or API 6A).
Stud Diameter	The thickness of the bolt required to secure the flange.
Ring Gasket	Ring Joint (RTJ) size for high-pressure sealing (R or BX types).
Spanner Size	The wrench/socket size required for the stud nuts (Metric).