Archive of latest Articles added to this Site

October 16, 2016
Pressure Testing Catastrophic failure during Hydro testing

October 15, 2016
Civil Engineering - Sayano Shushenskaya Dam

September 15, 2016
Engineer's Day - India's greatest Civil Engineer

September 10, 2016
Nord Stream 2 is a new export gas pipeline running from Russia to Europe

August 13, 2016
Eindhoven student team to build the world's first car powered by formic acid

August 7, 2016
Civil Engineering - Three Gorges Dam

August 5, 2016
Flange Bolt-Up Bolting Torque Tables (Table 2, was not correct...)

July 30, 2016
Srubbers - Major Types of Industrial Scrubbers

July 20, 2016
Civil Engineering - The Euro Tunnel (the Chunnel)

July 19, 2016
Civil Engineering:: Kansai International Airport

July 18, 2016
Civil Engineering:: The Millau Viaduct

July 18, 2016
Civil Engineering:: The Maeslantkering

July 18, 2016
Civil Engineering - The Oosterscheldekering

July 18, 2016
Civil Engineering: What is Civil Engineering?

June 12, 2016
Lifting and Rigging - Types of Cranes

May 28, 2016
Mechanical Insulation - Insulation of Piping

May 27, 2016
Mechanical Insulation - Space Requirements

May 22, 2016
Mechanical Insulation - Types and Materials

May 6, 2016
Heat Tracing Piping Systems - Effective Steam Tracing

April 30, 2016
Valve Interlock System - What is a Valve Interlock?

April 27, 2016
What is Microbiologically Induced Corrosion?

March 19, 2016
Pipe Line Spacing Chart

February 17, 2016
Right-Angled Triangle Calculator

February 13, 2016
My question should be incredibly simple. How do I get the pressure rating of pipes?

February 13, 2016
Pressure and Temperature Ratings of ASTM A-53 B, A106 B ...

February 3, 2016
I would like to enquire regarding about High pressure water testing hand pump...

January 28, 2016
I'm asking you kindly to add new topics about painting...

September 26, 2015
Dimensions in Inches of Weld Neck Flanges and Stud Bolts ASME B16.5

August 30, 2015
Information about Pipe Supports Variable Spring Hangers and Spring Supports

August 30, 2015
Safety - Chevrons Field Guide - Part 1

July 12, 2015
ATEX comes from the French ATmosphere EXplosibles and refers to potentially...

July 8, 2015
Safety: 8 Golden Safety Rules by BP

July 7, 2015
Safety...12 Golden Safety Rules by Total

July 5, 2015
What is a scaffold, scaffolding and scaffolding work? - Safe working on scaffolds

June 28, 2015
Lower and Upper Explosive Limits for Flammable Gases and Vapors

June 27, 2015
Job Safety Analysis is a way of becoming aware of the hazards involved in doing..

June 27, 2015
The atmosphere we live in, the air we breathe every day consists of 78% Nitrogen...

June 27, 2015
Foreword to Safety - Create a Safe and Healthy Workplace

June 19, 2015
agua para usarse en una prueba de estanqueidad en un condensador...

June 4, 2015
In the Netherlands, www.wermac.org get often the question: what is killed steel?

June 3, 2015
Is it allowed by asme viii-1 to create a blind flange machine from thick plate?

May 25, 2015
Distillation Column: Column Internals, Bubble cap trays, Valve trays, Sieve trays...

May 24, 2015
Distillation Column: Basic Distillation Equipment and Operation

May 24, 2015
Piping Flexibility - Adequate flexibility for absorbing the Thermal Expansion...

May 10, 2015
Image presentation about Hot tapping and Line stopping

May 9, 2015
Welding requirements of O-Let fittings like Weldolet, Sockolet, Thredolet etc.

March 28, 2015
Overview of all videos that can be viewed on www.wermac.org

March 11, 2015
Can we have multiple types of pipes in one pipeline?

February 5, 2015
what is the best connection? pipe nipple 1/2 (ANSI) to 1/2 tubing?

January 1, 2015
Introduction to Air Cooled Heat Exchangers (AC-HEs)

December 28, 2014
Foreword - Piping Specifications
Do not rely on "what was installed before must be right"

November 1, 2014
Generic Marking Standards and Requirements
for Steel Pipes, Steel Flanges, Butt Weld Fittings, Valves, Fasteners

November 1, 2014
Why its always advised that reducer must be closer to the control valve?

November 1, 2014
Why 10" schedule 80 CS pipe has higher wall thickness, than 10" schedule 80s SS pipe?

June 27, 2014
Dimensions of Ring-Joint Facings - ASME B16.5 - All Pressure Rating Flange Classes

June 14, 2014
Do you have any recommendations for coatings to put on spectacle blinds?

June 4, 2014
What about Bolt Hole Orientation for flanges NS 2539 and etc.?

May 28, 2014
PED - Pressure Equipment Directive - What is it?

May 23, 2014
Nord Stream Pipeline - Pipeline Design, Pre-Commissioning Philosophy...

May 18, 2014
Nord Stream Pipeline - Skandi Arctic dive support vesssel - Tie-Ins and Hyperbaric welding

May 11, 2014
Non Destructive Testing - Testing Tools - In-Line tools for Weld Testing & Isolation

May 11, 2014
Non Destructive Testing - Testing Tools - Flange weld tester

May 9, 2014
Nord Stream Pipeline - Pipe Laying of the 1.224 kilometre long natural gas pipeline

May 4, 2014
ANSI B16, ASME B16 or both? Once there was an ANSI B16.5...

May 3, 2014
Nord Stream Pipeline - Pipe Laying Vessel - Allseas Solitaire...

May 3, 2014
Nord Stream Pipeline - Pipe Laying Vessel - Saipem's Castoro Dieci...

May 1, 2014
Nord Stream Pipeline - Pipe Laying Vessel - Saipem's Castoro Sei...

April 27, 2014
Nord Stream Pipeline - Logistics by the Numbers - Transportation - Concrete Weight...

April 26, 2014
Nord Stream Pipeline - Manufacturing of Large Steel Components...

April 24, 2014
Stud Bolt length can be calculated by means of the formula...

April 20, 2014
Nord Stream Pipeline - Preparation for pipe laying - Munitions in the Baltic Sea

April 19, 2014
Nord Stream Pipeline - Introduction - technical features - Shareholders - Project Players

April 13, 2014
Dimensions Size on Size of Sockolets®, Pressure Class 3000...

April 13, 2014
Dimensions Size on Size of Thredolets®, Pressure Class 3000...

April 5, 2014
Explosion Bonding Process - Explosion Cladding Process - Explosion Welding Process

March 30, 2014
Dimensions API 6BX Integral Flanges, 2000 up to 20000 PSI Rated Working Pressure

March 29, 2014
Standards for acceptable Rates of Valve Leakage (API, ANSI, MSS and ISO)

March 27, 2014
Face to Face dimensions of Dual-Plate Double-flanged Check Valves, according to API St...

March 27, 2014
Face to Face dimensions of Dual-Plate Lug Check Valves, according to API Standard 594...

March 27, 2014
Face to Face dimensions of Dual-Plate Wafer Check Valves, according to API Standard 594...

March 16, 2014
Face to Face dimensions of Single-Plate Wafer Check Valves, according to API...

March 9, 2014
Description about the G-Range Pipe Connectors from Destec Engineering Ltd

March 2, 2014
Dimensions and dimensional tolerances of Reducing Elbows 90 degrees Long Radius...

February 23, 2014
Weights in kilograms per meter of Steel and Stainless Steel Pipes - NPS 1/2 to 24...

February 15, 2014
Description and dimensions of bleed or Drip ring for installation between ASME...

February 9, 2014
Acceptable Design for Unequal Wall Thickness according to ASME B31.8

February 3, 2014
Pipe run is STD, branch connection is XS, which schedule of reducing tee I have to use?

February 2, 2014
Small bore valve (2" and below) must be on rating 800#?

December 27, 2013
Is there a Valve Whisperer, and how do you know who it is?

October 27, 2013
Non Destructive Testing - What is the safe distance for Pressure Testing?

October 20, 2013
Maximum Cutter Sizes for Hot Tapping has been changed!

October 13, 2013
Valve standards of the American Petroleum Institute (API)

September 8, 2013
What are ARV & ARC valves, and where they used?

September 1, 2013
Risks of Pneumatic testing of Pressure Vessels, Heat Exchangers, Columns, Pipe Lines etc.

May 31, 2013
Flange Bolt-Up - Bolting Torque Tables -

May 17, 2013
Collar Bolts for removable bundles in Heat Exchangers

May 3, 2013
Face to Face dimensions of flanged valves ASME B16.10 classes 150 to 2500 (updated)

December 15, 2012
Maximum Cutter Sizes for Hot Tapping by API 600 Gate Valves

November 25, 2012
Tolerances for Pipe Fabrication (lateral translation, rotating and aligment of fla...)

November 11, 2012
Non Destructive Testing - Radiographic Testing (RT)

November 7, 2012
Dimensions 6B Flanges 5000 PSI Rated Working Pressure API Specification 6A

November 6, 2012
Dimensions 6B Flanges 3000 PSI Rated Working Pressure API Specification 6A

October 13, 2012
Face to Face dimensions of flanged Valves ASME B16.10 (Revision)

October 10, 2012
Dimensions 6B Flanges 2000 PSI Rated Working Pressure API Specification 6A

September 30, 2012
Minimum Length and Spacing for Welded Nozzles

September 23, 2012
Fireproofing for Petrochemical facilities

September 22, 2012
Ultrasonic testing, also known as ultrasonic NDT or simply UT

September 16, 2012
Dim Across Flats & Heights of Hex Nuts according to DIN & ISO

September 15, 2012
Butterfly Valves (Expanded)

September 14, 2012
Non Destructive Testing - Dye Penetrant Inspection (DPI)

September 14, 2012
Non Destructive Testing - Magnetic Particle Inspection (MPI)

September 9, 2012
Dimensions of Heavy Hex Nuts according to ASME B18.2.2

September 8, 2012
Pipe Flow Measurement with Flow Nozzles

September 8, 2012
Pipe Flow Measurement with Orifice Plates

September 2, 2012
Pipe Flow Measurement with Venturi Flowmeters

September 1, 2012
Construction and Principle of operation for Valve Actuators

August 26, 2012
Orifice Plate Steam Traps and Venturi Orifice Steam Traps

August 25, 2012
Transparent Level Gauge - Reflex Level Gauge - Magnetic Level Gauge

August 19, 2012
Field fabrication and installation of Piping systems

August 19, 2012
Pre-Fabrication of Piping systems - Pre-Fabrication of Pipe Spools -

August 15, 2012
Dimensions of Restriction Orifice Plates for ASME B16.5 Raised Face Flanges

August 15, 2012
Dimensions of Square Edge Flow Metering Orifice Plates for ASME B16.36 Raised Face Orifice Flanges

August 11, 2012
Orifice Plates for Flow Measurement & Flow Restriction

August 5, 2012
Temperature Measurement - Definition of Thermowells

August 4, 2012
Dimensions Spiral Wound Gaskets for use with Flanges DIN EN 1092-1

July 29, 2012
Control Valves and their principles of Operation

July 22, 2012
Introduction to Spherical & Cylindrical Pressure Vessels

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