Industry Classics

API Flange Slide Rules

API Flange Slide Rule - Function

Identify flange dimensions by selecting the nominal flange size. This slide rule is the preferred reference tool in the field for it's fast, accurate answers to sizing questions.

Four display areas: Two large display spaces on each side of the chart for contact information, photos, illustrations and standard industry reference information.

Each order is custom manufactured.

Product Details

Sizes: Available in several sizes - 4"x9.25", 4"x10", 4"x11", 5"x10"
Material: Heavyweight, coated calculator board with 6 eyelets.
Personalization: 4 large display areas, 2 on each side of the chart.
Production: Each order is custom manufactured in your choice of colors with your data in the display areas.

Custom Options

Flange Slide Rules can be produced
- in English or Metric sizes
- in other languages
- with film laminate coating
- with modified flange size ranges

Just tell us what you need.
We'll provide information, quotes and samples.

  • Other custom Gas & Oil Industry Solutions we've produced include:

    ANSI Bolting Dimensions
    API Bolting Dimensions
    Bunker Fuels Slide Rules
    Energy Costs Calculators
    Flow Conversion Calculators
    Pressure Control Slide Charts
    Tube Size & Data Slide Charts
    Viscosity Conversion Calculators