# Flange Dimensions > Comprehensive flange dimension specifications, standards, and technical guides for carbon steel, stainless, and alloy flanges per ASME, ANSI, AWWA, and API standards. ## About Flange Dimensions is a technical resource operated by Texas Flange & Fittings Inc., providing detailed flange dimension data, measurement guides, and engineering resources. The site covers ASME B16.5, ANSI, DIN, and ISO flange standards with practical guides for calculating, understanding, and optimizing flange dimensions for industrial piping systems. ## Products & Services - Flange dimension specifications and data tables - Technical guides for flange calculation and optimization - ANSI flange metric conversion references - High-pressure flange engineering guidance - Cost-effective piping solution analysis - System scalability consulting ## Key Pages - [Homepage](https://flangedimensions.com/): Complete guide to flange dimensions with FAQ - [About Us](https://flangedimensions.com/about-us): Company background and mission - [Contact Us](https://flangedimensions.com/contact-us): Phone, email, and mailing address - [Calculate Flange Dimensions](https://flangedimensions.com/how-to-calculate-flange-dimensions): Guide for high-pressure applications - [Understanding Flange Dimensions](https://flangedimensions.com/understanding-flange-dimensions): Comprehensive measurement and standards guide - [Privacy Policy](https://flangedimensions.com/privacy-policy): Data handling and privacy practices - [Blog](https://flangedimensions.com/blog): Technical articles on flange dimensions ## Contact - Phone: 281-484-8325 - Fax: 281-484-8730 - Email: sales@texasflange.com - Parent Company: https://texasflange.com ## Blog Articles - [ANSI Flange Dimensions in mm](https://flangedimensions.com/ansi-flange-dimensions-mm-metric): Metric conversion guide with Class 150 and 300 dimension tables - [Analyzing Flange Dimensions](https://flangedimensions.com/analyzing-flange-dimensions): Cost-effective piping solutions through dimension analysis - [How to Optimize Flange Dimensions](https://flangedimensions.com/how-to-optimize-flange-dimensions): Better system performance through dimension optimization - [How Flange Dimensions Affect System Scalability](https://flangedimensions.com/how-flange-dimensions-affect-system-scalability): Impact of dimensions on system expansion capability - [How to Calculate Flange Dimensions](https://flangedimensions.com/how-to-calculate-flange-dimensions): Step-by-step calculation for high-pressure applications - [Understanding Flange Dimensions](https://flangedimensions.com/understanding-flange-dimensions): Comprehensive guide to measurement and standards