International Valve Standards

US American (ASTM) vs. British (BSi) piping standards - specifications, grades and material descriptions.

An overview of the American Petroleum Institute - API - valve standards.

Temperature and pressure ratings for valves according API 6D.

An overview of the American Society of Mechanical Engineers - ASME - valve standards.

An overview of ASTM International - American Society for Testing and Materials - valve standards.

Pressure and temperature ratings for cast carbon steel valves.

An overview of BSi - British Standard institute valve standards.

Chinese valve standards compared with the international ISO, ASTM , ASME, ANSI, MSS, API and JIS standards.

Chinese standards for steel, cast iron and metal valves.

An overview of DIN - Deutsches Institut für Normung - valve standards.

Safety valves with boilers ranging 275 to 1500 kW.

An overview of ISO - International Organization for Standardization - valve standards.

Japanese industrial flanges, bolts, nuts, and gaskets standards and specifications from JAS - the Japanese Standards Association.

Japanese industrial valve standards and specifications from JAS - the Japanese Standards Association.

Manufacturers Standardization Society - MSS - of the Valve and Fittings Industry - valve standards.

SAE - Society of Automotive Engineers - valve standards.

The most common used safety valve standards in Germany, UK, USA, France, Japan, Australia and Europe.

US valve abbreviations commonly used in drawings and documentation.

Applications guide for selecting valves.

An introduction to plastic materials used in valves.

In case of a specific service - the choose of a valve may be simplified by following an established practice.

Types of valves and their typical operating sizes.