API International is a manufacturer of flanges, expansion joints, valve accessories, other pipe fittings, and custom-fabricated parts. We offer a wide variety of AIS imported flanges along …

ASME B16.5 provides guidelines for flanges used in normal piping and pipeline systems, whereas API flanges are mainly used for wellhead and Christmas tree equipment. The pressure rating …

ASME/ANSI flanges are commonly used in industrial process systems handling water, steam, air and gas. API flanges are manufactured for high strength operating refinery systems with …

API flanges built for strength, precision, and durability. Our flanges are manufactured to strict API standards, ensuring compatibility and performance in demanding applications. Ideal for the oil …

API flanges are a fundamental component in the industrial world, especially in environments with high pressure and temperatures. Their primary role is to connect pipes, valves, and other …

May 20, 2025 · What Are API Flanges? API flanges are high-performance piping components designed to meet American Petroleum Institute (API) standards, ensuring reliability in oil & …

Jul 4, 2024 · API flanges are manufactured according to standards set by the American Petroleum Institute, primarily API 6A and API 6B. These standards specify the design, materials, …

API International is a manufacturer and wholesale distributor of flanges, expansion joints, valves, other pipe fittings and custom fabricated parts. We offer a wide variety of AIS & imported …

We Stock a full line of API6A components from 1-13/16” to 7-1/16” nominal sizes and pressure classes from 2,000 psi up to 20,000 psi. Westbrook also maintains an extensive inventory of …

On this page you will find API Spec 6A and API Spec 17D Flange information, dimensions, and a method of Flange identification. Included, you will find a chart comparing old API Series …