QA - Tips and Notes: ALL

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What is Induction Bending?
What are Miter bends?
What are Dip Pipes?
How can pipe expansion in steam systems be prevented?
What are the differences between HEA, HEB and HEM steel beams?
What are the functions and types of Swage nipples?
What is the correct way to define a pipe nipple?
When should you choose seamless or welded pipes?
When should hydraulic bolt tension be used for flange connections?
What are the applicable standards for using a gear-operated valve instead of a standard handwheel with a rising stem?
What is the difference between type R and RX gaskets?
Can piston check valves be installed in the vertical position?
Why is a steam boiler needed?
What are bellow sealed valves?
What is a dead man's handle for a valve?
What are Camprofile Gaskets?
What is the advantage of a reduced bore valve over a full bore valve?
Have you ever heard of the Strait of Hormuz?
From what diameter a pipe in inches is equal to its actual outside diameter in millimeters?
What is the difference between a gate valve of the solid wedge type and a flexible wedge type?
Why is flushing before hydro testing and drying after hydro testing important?
In what position should the ball valves be held during the hydrostatic test?
What is meant by Dual Certified Materials?
What is single random length and double random length of pipe?
What does Mesh mean in a Strainer?
What are the functions of steam traps?
What does Lokring technology mean?
What is the difference between ASTM A106 Grade A, Grade B and Grade C?
What's the definition of Valve Trim?
What is meant by all flange bolt holes are "Straddle the Centerlines"?
What is meant by a reinforcement pad?
What does a "Unit Rate" contract mean?
What is Hose Whipping, and can it be dangerous?
What is Explosion Bonding or Explosion Cladding or Explosion Welding?
Have you ever heard about Dishing of Spiral Wound Gaskets?
What are High density polyethylene (HDPE) piping systems?
What are collar bolts and what are they for?
What is a cryogenic tank and what is stored in it?
What is an O'let Branch Connection?
What are Socket Weld Fittings?
Have you ever heard of CorTen steel?
What are Hinged Expansion joints?
What is meant by Flaring in Industry?
What is clean, renewable energy literally under our feet?
What is level measurement by Level Indicators?
Why pipeline pigging is essential?
Why Orifice plates are one of the most popular devices for the measurement and control of fluid flow?
Are threaded fittings a good choice?
What are Fossil Fuels?
What are the welding requirements of O-Let Fittings?
Is green steel produced without the use of fossil fuels?
Are there differences in Raised Face Height of flanges?
What is the need for steam tracing in pipeline systems?
Why are floor gratings used in the petrochemical industry?
Why is Pickling and Passivation applied to stainless steel?
In how many primary pressure classes are forged steel flanges made according to ASME B16.5?
What is meant by Hot Forming of a butt weld fitting?
So what is a Valve Interlock System?
What might Wellhead and Christmas Tree mean?
Do you know what RAL colors are?
Have you ever heard of Victaulic pipe joining systems?
What is Hydrogen Induced Cracking of pipeline and pressure vessel steels?
What are Compression Fittings?
What are Thermowells and why are they used?
What are the differences between Cast Iron and Cast Steel?
At what point is Pressure Drop an issue?
What are Manholes in Process Piping?
What are Flange Insulation Gasket Kits?
Are there differences between Piping and Pipelines?
Is working in a confined space hazardous?
What is Pressure Equipment Directive (PED)?
How to read a Piping Isometric?
Have you ever heard of the Eastern Scheldt storm surge barrier?
Do you know what Eddy Current testing is?
What is the function of an Emergency Shutdown Valve?
What is a Hot Tap and why it is made?
What is Hot Bolting and why are we doing it?
What does a Golden Weld mean?
What are Breather Valves?
Is Fall Protection always required?
Are ANSI B16 or ASME B16 the same thing?
What is a Coriolis Flow Meter and how does it work?
What are Lower and Upper Explosive Limits (LEL & UEL) for Flammable Gases and Vapors?
What are Piping Specifications?
What is Fireproofing for Petrochemical facilities?
What do we need for lifting heavy loads?
What are the most commonly used Gaskets for flanged connections?
What are the most common types of O'let branch connections?
What are leak repair clamps?
What is Cold Cutting?
What are Demister Pad's in Process Piping?
What are Belleville washers?
What is meant by the Chunnel between the United Kingdom and France?
Which ASME standard covers the dimensions of buttweld elbows?
Which ASME standard covers the dimensions of Welding Neck flanges through NPS 24?
What is meant by PPM in gas dection?
What is a PID - Photo-Ionization Detector?
What is Rockwell Hardness Testing?
What are Pipe Supports?
ASTM A333 - What is meant by killed carbon steel?
Is it possible to print a leak repair clamp for industry?
Do you know what is a Cryogenic support?
What is the difference between a variable and a constant spring support?
What does NACE mean?
Where is Instrument Air being applied?
What Is Sour Service?
What are the differences between ASTM A and ASME SA?
What is ASTM A53 pipe?
What is the Canadian Standards Association (CSA)?
What is Glass Lined Piping?
Why Nitrogen is one of the most DANGEROUS GASES found in refineries and chemical plants?
What is meant by Location is Relative in a Coordination system?
What is Microbiologically Induced Corrosion (MIC)?
Why can't we use Geothermal Energy everywhere?
What is a Tank Terminal or Tank Farm?
What are Marine Loading Arms and a Jetty?
What is Chlorine?
What is the difference between GRE and GRP pipes?
What are the cutter sizes at Hot Tapping through gate valves?
What are Process instruments in Oil and Gas?
What is Pipeline Safety for Consumers Personnel and Environment?
What is a Vortex Flow Meter and how does it work?
What is meant by a Plot Plan and Equipment Arrangement?
What are the most common welding defects?
What is the Mandrel method (Hot Forming) for Elbows?
What is a Pressure Relief valve?
What are Pressure Reducing Valves?
Why are rupture disks important components in a piping system?
What does the Unified Numbering System (UNS) mean?
What are Practical Solutions to Modular Project Execution?
What types and materials of insulation is commonly used?
What are the properties of Inconel® Alloys?
What are the Generic Marking Standards and Requirements for pipe, flanges, fittings, valves and fasteners?
What can be found on a Process Flow Diagram (PFD)?
What are Flange (Pipe) protectors?
Have you ever heard of cement mortar lining and how it is applied?
What is a Piping and Instrumentation Diagram (PID)?
What is the difference between Pipe and Tube?
What is a Positive Displacement Pump?
What is a Septic Tank?
What are the differences between Flash Point and Fire Point?
What does Welding Positions mean?
Do you know what is meant by P Number in Welding?
What is a Sucker Rod Pump?
What are Drip Legs in Steam Systems?
Why is health and safety in welding important?
Have you ever heard of a Turnbuckle?
What are Roller supports in piping?
What is a Blowout Preventer?
What is a Bleedring?
What is a Quickflange?
Which piping items fall under the ASTM A234 material specification?
Which process describes TIG welding?
What does HAZOP study stand for?
How can you easily draw the centerline symbol in AutoCAD?
Why are isometric drawings (views) so important in piping engineering?
What is meant by Nominal Pipe Size?
Why beveling pipes, fittings, and flanges is necessary?
What does ASTM A105 refer to?
What is Non-destructive testing?
What are the differences between ASME B16.47 A and B flanges?
What is the difference between TIG and GTAW welding?
What is the difference between MIG and GMAW welding?
What is JIS?
What is G3452/5 Pipe Standard?
What is B2220 flange standard?
Are there differences between NPS and pipe Outside Diameter?
Is throttling with a ball valve recommended?
Why are pressure gauges filled with liquid?
Is prefabrication of pipe spools necessary?
What can you do if weld ends have unequal wall thicknesses?
Is it possible to use A106 Grade B for low temperature service?
What is the most commonly used material for inner rings in SPW gaskets?
How is the length of stud bolts measured?
What are Xylan coated Bolts?
Torque calculation ASTM 193 Stud‎‏ Bolts
Why an expansion gap is necessary for a socket weld connection?
Why can't ASME B16.5 and EN 1092⁃1 flanges be combined?
What are venturi orifice steam traps?
What is Engineers' Day celebration?
How is the Sydney Opera House described?