Piping Systems

Dimensions of pipes and tubes - dimensions, materials, capacities - pressure drop calculations and charts - insulation and heat loss diagrams

Codes and Standards

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

Corrosion

Corrosion in piping systems - caused by thermodynamic and electrochemical processes - corrosion problems and methods of protection and prevention

Design Strategies

Piping systems and design strategies - documentation, P&ID, flow diagrams - capacities and limits

Dimensions

Sizes and dimensions of pipes and tubes, and their fittings - inside and outside diameter, weight and more

Fluid Flow and Pressure Drop

Pipe lines - fluid flow and pressure loss - water, sewer, steel pipes, pvc pipes, copper tubes and more

Heat Loss and Insulation

Heat loss from pipes, tubes and tanks - with and without insulation - foam, fiberglass, rockwool and more

Pressure Ratings

Pressure ratings of pipes and tubes and their fittings - carbon steel , stainless steel, plastic, copper and more

Temperature Expansion

Thermal expansion of pipes and tubes - stainless steel, carbon steel, copper, plastics and more

Valve Standards

International standards for valves in piping systems

Ball Valves and typical Flow Coefficients - Cv

Typical flow coefficients - Cv - for ball valves - reduced and full bore

Boiling Fluids - Recommended Suction Flow Velocity

Recommended flow velocity for the pump suction side

Boiling Liquids - Pumping Flow Velocities

Recommended flow velocity required on the delivery side of the pump in systems with boiling liquids

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

Butterfly Valves - Typical Flow Coefficients - Cv

Butterfly valves and typical flow coefficients - Cv

Carbon Steel Flanges - Pressure and Temperature Ratings

Maximum ratings for flanges conforming to ISO Standard 2229 dimensions and material specification AST-A-105

Carbon Steel Pipes - Comparing American & European Specifications

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

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 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, Alloy and Stainless Steel Pipes - ASME/ANSI B36.10/19

Pipe sizes, inside and outside diameters, wall thickness, schedules, moment of inertia, transverse area, weight of pipe filled with water - U.S. Customary Units

Carbon, Alloy and Stainless Steel Pipes - ASME/ANSI B36.10/19 

Pipe sizes, inside and outside diameters, wall thickness, schedules, weight and weight of pipe filled with water - Metric Units

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 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

Content of Horizontal Sloped Cylindrical Tanks or Pipes

Volume of horizontal sloped cylindrical tanks at different levels - online calculator

Cooling Water Pipes

Sizing cooling water piping - maximum allowable flow, velocity and pressure drop

Copper Pipes - Heat Loss

Heat loss from copper tubes at various temperature differences between tube and air

Copper Pipes - Insulation and Heat Loss

Heat loss to surrounding air from insulated copper tubes

Cross Reference of ASTM Material Specifications

Fittings, Flanges, Unions and Cast and Forged Valves

Diaphragm Materials in Diaphragm Valves

Typical diaphragm materials and their main properties for use in diaphragm valves

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

Flow Coefficient Cv and Flow Factor Kv

Comparing flow coefficient Cv with flow factor Kv

Flow Coefficients - Cv - and Flow Factors - Kv - of Straight Through Diaphragm Valves

Typical flow coefficients - Cv - and flow factors - Kv - of

Flow Coefficients - Cv - and Flow Factors - Kv - of Weir Diaphragm Valves

Typical flow coefficients - Cv - and flow factors - Kv - of weir diaphragm valves of

Gasket Characteristics

Gaskets are used to make a fluid or gas resistant seal between two surfaces

HVAC Diagram - Online Drawing

Draw HVAC diagrams - Online with the Google Drive drawing tool

Ice Load on Pipelines

Ice coating on horizontal pipes - weight loaded

Incompressible Flow Calculator

Pipe rating for single phase incompressible flow

Light Oils - Pumping Flow Velocities

Recommended flow velocity required for light oil systems on the delivery side of the pump

Light Oils - Recommended Suction Flow Velocity

Recommended flow velocity for the pump suction side

NDT - Non Destructive Testing

Non-destructive testing of constructions

NPS - 'Nominal Pipe Size' and DN - 'Diametre Nominal'

The size of pipes, fittings, flanges and valves are often given in inches as NPS - Nominal Pipe Size, or in metric units as DN - 'Diametre Nominal'

P&ID Diagram - Online Drawing

Draw P&ID diagrams - Online with Google Docs

Pipes - Relative Capacities

Relative capacities between larger and smaller pipes

Pipes Fractional Equivalents

Comparing fractions and inches for pipes

Pipes and Tubes - Temperature Expansion

Pipes expands when heated and contracts when cooled. The expansion of the pipes can be expressed with the expansion formula

Pneumatic Powder and Solids - Transport Systems

Pneumatic transport systems may be suited to move powder and other solid products

Pneumatics - Solid Transport Carrying Velocities

Air carrying velocities for solid transport of products as cement, coal, flour and more

Pneumatics - Solid Transports and Particle Sizes

Typical particle sizes for common products as coal, sand, ash and more

Pneumatics - Solid Transports and Separator Types

Separator types used in pneumatic solids transport systems - and their minimum suitable particle size

Pressure Loss in Schedule 40 Steel Pipes

Water flow and pressure loss in schedule 40 steel pipes - Imperial and SI units - gallons per minute, liters per second and cubic meters per hour

Ratio of Free Air to Compressed Air

Compression Ratio - Discharge Pressure Absolute to Suction Pressure Absolute

Reynolds Number

An introduction and definition of the dimensionless Reynolds Number - with online calculators

Slurry Transport and Minimum Flow Velocity

Settling of solids in slurry transport pipes or tubes can be avoided with flow velocities above certain levels

Stainless Steel Pipes - Comparing American and European Standards

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

Stainless Steel Pipes - Dimensions and Weights ANSI/ASME 36.19

Dimensions, wall thickness and weights of stainless steel pipes according to ASME B36.19 Stainless Steel Pipe

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 Pipes and Heat Loss Diagram

Heat loss from steel pipes and tubes - dimensions ranging 1/2 - 12 inches

Steel Pipes and Temperature Expansion

Temperature expansion of carbon 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

Suction Flow Velocities of Water

Recommended water flow velocity on suction side of pump

Temperature Expansion Coefficients of some common Piping Materials

Expansion coefficients of some common materials used for pipes and tubes - aluminum, carbon steel, cast iron, PVC, HDPE and more

Thermoplastic Pipes - Temperature and Maximum Support Spacing

Maximum support spacing PVC, CPVC, PVDF and PP pipes

Threaded & Socket Welded Fittings - Pressure Classes and Schedules

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

Valve Selection Guide 

An applications guide for selecting valves

Valve Types for Specific Services

In case of specific services, choose of valve may be simplified by following established practice

Valves - Types

Classifications of valves

Valves - Typical Operating Ranges

Different types of valves and their operating ranges

Valves - Typical Operating Temperatures

Typical operating temperature ranges for some common types of valves - ball valves, butterfly valves and more

Viscous Fluids - Recommended Suction Flow Velocity

Recommended suction flow velocity of viscous fluids

Viscous Liquids - Recommended Delivery Flow Velocities

Normal flow velocities on the delivery side of the pump in viscous systems

Water Delivery Flow Velocities

Required flow velocities in water transport systems - on the delivery side of the pump

Water for Firefighting

Water flow for firefighting

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