# Flange Dimensions

> Comprehensive reference resource for flange dimensions, weights, CAD drawings, and ASME/ANSI/AWWA standards for industrial piping systems.

## About
Flange Dimensions is a technical reference site operated by Texas Flange & Fittings Inc., a manufacturer and supplier of carbon steel, stainless steel, and alloy flanges since 1986. The site provides engineers, procurement professionals, and maintenance teams with accurate dimensional data, weight charts, CAD resources, and application guidance for standard flanges per ASME B16.5, ANSI, AWWA, and API specifications.

## Products & Services
- Carbon steel flanges (weld neck, slip-on, blind, socket weld, threaded, lap joint)
- Stainless steel flanges
- Alloy flanges
- ASME B16.5 Class 150–2500 forged flanges
- ANSI/AWWA standard flanges for water service
- CAD drawings and 3D models for flange design
- Dimensional charts and weight specifications

## Key Pages
- [Homepage](https://flangesdimensions.com/): Overview of flange dimensions, key parameters, ANSI/ASME B16.5 Class 150, and ANSI/AWWA standards
- [CAD & 3D Flange Drawings](https://flangesdimensions.com/cad-3d-flange-drawings/): CAD file formats, 3D model types, and how to access flange drawings
- [Weights & Dimensions](https://flangesdimensions.com/weights-and-dimensions/): Standard flange weight tables by size and pressure class (150#, 300#, 600#)
- [Contact Us](https://flangesdimensions.com/contact-us/): Contact information, business hours, mailing address
- [Blog](https://flangesdimensions.com/blogs/): Technical articles on flange dimensions and applications

## Contact
- Phone: 281-484-8325
- Fax: 281-484-8730
- Email: sales@texasflange.com
- Mailing Address: P.O. Box 2889, Pearland, TX 77588
- Parent Company: https://texasflange.com

## Blog Articles
- [Flange-to-Flange Dimensions: A Guide for a Perfect Fit](https://flangesdimensions.com/flange-to-flange-dimensions/): How to ensure two flanges mate correctly — NPS, pressure class, BCD, bolt hole alignment
- [The Role of Flange Dimensions in Reducing Maintenance Costs](https://flangesdimensions.com/maintenance-costs/): How accurate OD, ID, bolt hole alignment, thickness, and gasket surface affect maintenance frequency
- [A Comprehensive Guide to Aluminum Flange Dimensions](https://flangesdimensions.com/aluminum-flange-dimensions/): Aluminum flange critical dimensions, standards (ASME B16.1, ISO 7005-1, EN 1092-3), and selection
- [The Importance of Accurate Flange Dimensions in Industrial Applications](https://flangesdimensions.com/importance-of-accurate-flange-dimensions/): How OD, ID, BCD, bolt holes, and thickness affect system integrity and safety
- [Types of Flanges and Their Applications](https://flangesdimensions.com/types-of-flanges-and-their-applications/): Weld neck, slip-on, blind, socket weld, threaded, and lap joint flanges with application guidance
- [Flange Dimensions: Ensuring a Secure Connection in Piping Systems](https://flangesdimensions.com/secure-connection-in-piping-systems/): Comprehensive overview of all key flange dimension parameters and selection criteria