An Alternative Perspective: Why Flanges Exist and Their Purpose
January 23, 2026
1. The simplest way to explain what a flange is A flange is a lip. Try to grab a smooth
Our blog is designed to help you make confident and informed decisions when selecting flanges for your project. Our Team of engineers and subject matter experts specialize in AWWA, ANSI/ASME, DIN, and more. We work extensively in custom machined parts and projects that demand top grade parts. Whether you work in waterworks, industrial processing, energy, or manufacturing, our articles provide practical guidance written by real subject matter experts backed by API International.
1. The simplest way to explain what a flange is A flange is a lip. Try to grab a smooth
ANSI/ASME flanges are a foundational component in industrial piping systems, as they provide standardized, pressure-rated connections between pipes, valves, equipment,
ANSI/ASME B16.5 and B16.47 standards define standardized pressure–temperature limits for flanged piping systems. Each pressure class corresponds to a specific
ANSI/ASME flanges are the primary connection components which are used in industrial piping systems across oil & gas, power generation,
ANSI/ASME flanges are built specifically for high-pressure piping systems, as they can maintain a reliable seal under demanding conditions. They
Slip on and weld neck flanges represent two distinct approaches in piping connections, each with specific advantages and trade offs.
The American National Standard Institute (ANSI) Sectional Committee B16 has been defining publishing safety and dimensional standards for piping systems
Slip on flanges and blind flanges, two of the most common options, serve very different roles within the same piping
