Codes and Standards

Piping codes and standards - ASME, ANSI, ASTM, AGA, API, AWWA, BS, ISO, DIN and more..

ANSI - American National Standards Institute

ANSI provides a forum for development of American national standards

ASME - American Society of Mechanical Engineers

ASME is one of the leading organizations in the world developing codes and standards

ASME - International Boiler and Pressure Vessel Code

The International Boiler and Pressure Vessel Code establishes rules of safety governing the design, fabrication, and inspection of boilers and pressure vessels, and nuclear power plant components during construction

ASME - Performance Test Codes

The ASME Performance Test Codes provide standard directions and rules for conducting and reporting tests

ASME B31 - Standards of Pressure Piping

A survey of one of the most important pressure pipe codes - ASME B31, earlier known as ANSI B31

ASME B31.9 - Working Pressure and Temperature Limits

The working pressure and temperature limits of ASME Code B31.9 - Building Services Piping

ASME/ANSI B16 - Standards of Pipes and Fittings

The ASME B16 Standards covers pipes and fittings in cast iron , cast bronze, wrought copper and steel

ASTM International

ASTM International - American Society for Testing and Materials - is a scientific and technical organization that develops and publishes voluntary standards on the characteristics of material, products, systems and services

ASTM International - Standards for Steel Pipes, Tubes and Fittings

The ASTM standards covers various types of steel pipes, tubes and fittings for high-temperature service, ordinary use and special applications such as fire protection use

ASTM International - Volume 01.01 Steel - Piping, Tubing, Fittings

An overview of the ASTM Volume 01.01 standard

BSi - Pipe, Tube and Fittings Standards and Specifications

British standards and specifications for pipe, tube and fittings

Bronze Flanges - ASME/ANSI 150 lb

Flange diameters, thickness, bolt circles, numbers and diameters of bolts for ASME/ANSI B16.15 - Cast Bronze Threaded Fittings - 150 lb Bronze flanges with plain faces

Bronze Flanges - ASME/ANSI 300 lb

Flange diameters, thickness, bolt circles, numbers and diameter of bolts for ASME/ANSI B16.15 - Cast Bronze Threaded Fittings - 300 lb Bronze Flanges with plain faces

CTS CPVC Tube Dimensions

CTS (Copper Tube Size) CPVC tubes according ASTM D 2846

Carbon Steel Flanges - Pressure and Temperature Ratings - Group 1.1

Maximum temperature and pressure ratings of flanges conforming dimensions ASME B16.5 and materials specification ASTM A-105

Carbon Steel Pipes - Comparing American & European Specifications

Comparing standards of carbon steel pipes from USA, Germany, UK and Sweden

Carbon and Low-Alloy Steels Classification

Steel is considered to be carbon steel when no minimum content is specified or required for chromium, cobalt, columbium (niobium), molybdenum, nickel, titanium, tungsten, vanadium or zirconium

Carbon and Stainless Steel Flanges - ASME/ANSI Class 150

ASME/ANSI B16.5-1996 Pipe Flanges and Flanged Fittings - Class 150 Flanges - outside and inside diameters, bolt circles, numbers and diameters of bolts

Carbon and Stainless Steel Flanges - ASME/ANSI Class 1500

ASME/ANSI B16.5-1996 Pipe Flanges and Flanged Fittings - Class 1500 Flanges - outside and inside diameters, bolt circles, numbers and diameters of bolts

Carbon and Stainless Steel Flanges - ASME/ANSI Class 2500

ASME/ANSI B16.5-1996 Pipe Flanges and Flanged Fittings - Class 2500 Flanges - outside and inside diameters, bolt circles, numbers and diameters of bolts

Carbon and Stainless Steel Flanges - ASME/ANSI Class 300

ASME/ANSI B16.5-1996 Pipe Flanges and Flanged Fittings - Class 300 Flanges - outside and inside diameters, bolt circles, numbers and diameters of bolts

Carbon and Stainless Steel Flanges - ASME/ANSI Class 400

ASME/ANSI B16.5-1996 Pipe Flanges and Flanged Fittings - Class 400 Flanges - outside and inside diameters, bolt circles, numbers and diameters of bolts

Carbon and Stainless Steel Flanges - ASME/ANSI Class 600

ASME/ANSI B16.5-1996 Pipe Flanges and Flanged Fittings - Class 600 Flanges - outside and inside diameters, bolt circles, numbers and diameters of bolts

Carbon and Stainless Steel Flanges - ASME/ANSI Class 900

ASME/ANSI B16.5-1996 Pipe Flanges and Flanged Fittings - Class 900 Flanges - outside and inside diameters, bolt circles, numbers and diameters of bolts

Carbon and Stainless Steel Welding Neck Flange Bores

Flange bores of welding neck flanges according ASME/ANSI B16.5-1996 Pipe Flanges and Flanged Fittings

Cast Iron

There are four basic types of cast iron - white iron, gray iron, ductile iron and malleable iron

Cast Iron Flanges - ASME/ANSI Class 125

ASME/ANSI B16.1 - 1998 - Cast Iron Pipe Flanges and Flanged Fittings - Class 125 Flanges - outside and inside diameters, bolt circles, numbers and diameters of bolts

Cast Iron Flanges - ASME/ANSI Class 25

ASME/ANSI B16.1 - 1998 - Cast Iron Pipe Flanges and Flanged Fittings - Class 25 Flanges - outside and inside diameters, bolt circles, numbers and diameters of bolts

Cast Iron Flanges - ASME/ANSI Class 250

ASME/ANSI B16.1 - 1998 - Cast Iron Pipe Flanges and Flanged Fittings - Class 250 Flanges - outside and inside diameters, bolt circles, numbers and diameters of bolts

Comparing American and British Piping Standards

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

Cross Reference of ASTM Material Specifications

Fittings, Flanges, Unions and Cast and Forged Valves

DIN - Pipe, Tube and Fittings Standards and Specifications

Deutsches Institut für Normung - DIN - pipe, tube and fittings standards and specifications

Download ANSI, American National Standards Institute, Standards

ANSI is a private, not-for-profit, membership organization that acts not as a standards developer, but as a standards coordinating and approval body

Fiberglass Pipes - common Standards

Commonly used standards for fiberglass pipes and their applications

Flanges - API vs. ASME/ANSI

Comparing API and ASME/ANSI flanges dimensions and pressure ratings

Fluids and Identifying Colors

Identifying colors of some typical fluids in piping systems

HVAC Abbreviations

Some commonly used standard HVAC abbreviations

ISO - Pipe, Tube and Fittings Standards and Specifications

International Organization for Standardization - ISO - pipe, tube and fittings standards and specifications

JIS - Flanges, Bolts, Nuts, and Gaskets Standards

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

JIS - Japanese Industrial Standards

The Japanese Standards Association - JSA

JIS - Pipe, Tube and Fittings Standards

Japanese industrial pipe, tube and fittings standards and specifications from JAS - the Japanese Standards Association

Mechanical Properties Aluminum Pipes

Aluminum pipes and mechanical properties like tensile strength. yield strength and more

NACE International

The corrosion engineering and science community

NDT - Non Destructive Testing

Non-destructive testing of constructions

Pipe Legends - Identification Scheme for Piping Systems

Color codes - field and legend

Piping Class Ratings - Classes and Pressure Numbers (PN)

Pressure numbers (PN) compared to flange class designations

Piping Codes & Standards

Piping codes and piping standards

Piping and Equipment Identification Labels

Mechanical - Plumbing Piping System Abbreviations and Letter - Tags and Label Coloring

Stainless Steel - Comparing International Standards

Comparing international stainless steel standards from America (US), France, Germany, Italy, Japan, Russia, Spain, Sweden, England (UK) and the European Union

Stainless Steel Pipes - Comparing American and European Standards

Comparing American - US - and European - German, British (UK) and Swedish - stainless steel pipe standards

Stainless Steels Classifications

Stainless steels are commonly grouped into martensitic stainless steels, ferritic stainless steels, austenitic stainless steels, duplex (ferritic-austenitic) stainless steels, and precipitation-hardening stainless steels

Steel Pipe Standardization Organizations

The most important world wide steel pipe standardization organizations

Steel Pipes Dimensions - ANSI Schedule 40

Internal and external diameters, areas, weights, volumes and number of threads for schedule 40 steel pipes

Steel Pipes Dimensions - ANSI Schedule 80

Internal and external diameters, areas, weights, volumes and number of threads for schedule 80 steel pipes

Steel Tubes BS 1387 (EN 10255)

Dimensions and weights of steel tubes according BSi - BS 1387:1985 (EN 10255) Specification for screwed and socketed steel tubes and tubulars and for plain end steel tubes suitable for welding or for screwing to BS 21 pipe threads

Threaded & Socket Welded Fittings - Pressure Classes and Schedules

Pressure classes, schedules and weights of pipes for threaded & socket welded fittings

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