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Gasket selection for industrial piping EN 13480-3
  • PREMIUM
MAWP calculation procedure for pressure vessels
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ASME BPVC Sect. VIII Div. 1 – minimum, calculated and maximum test pressure
Leakage rate conversion
Pressure conversion calculator
PN-Flange rating calculator for C-steels
Preheat Temperature Calculation
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What is the ASME definition of MAWP?
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Category: Manufacturing

EN 13445 and ASME BPVC Section VIII
Preheat Temperature Calculation
The preheat temperature calculator is a helpful tool for determining the preheating temperature for welded joints on pressurised equipment. The heat introduced into the material during welding and thus the large temperature gradient that occurs in the zone between the …
Hydrogen Piping
Pcm – Carbon Equivalent Calculator

The latest articles Carbon equivalents are used as a parameter for estimating weldability with regard to crack sensitivity, particularly in the heat affected zone. (more…)

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welding pressure vessel
CE (IIW) – Carbon Equivalent Calculator

The latest articles In addition to carbon, other alloying elements also favour cold cracking. Carbon equivalents are often determined to estimate the susceptibility to (more…)

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welding column
CET – Carbon Equivalent Calculator

The latest articles Calculate Carbon equivalent for estimating weldability with regard to the risk of cold cracking and as an auxiliary parameter for determining (more…)

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Welding
Carbon Equivalent formula for steel – An overview

The carbon equivalent calculation for steel is carried out on the basis of the chemical composition (preferably the product analysis). The value is used (more…)

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PED
Which documents have to be available for the final inspection of a Pressure Equipment?

Pressure equipment shall undergo a final inspection to assess visually and by examination of the accompanying documents compliance with the requirements of this Directive. (more…)

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Ping and valve
Valve seat test – What are Standards for leakage acceptance?

At the valve seat leakage test (also called closure test), one side (valve inlet) shall be subjected to the test pressure and amount of (more…)

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Welder Qualification
New ISO 9606: PED welder qualification and certification

The PED explicitly requires the qualification of welders to be certified by recognised bodies. The qualification of welders (especially manual welding) is an important prerequisite for the manufacture of welded … more

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EN 13445 and ASME BPVC Section VIII
Welding Procedure Qualification (WPQR) for Pressure Vessels EN 13445 series

The approval of welding procedure qualifications (WPQR) is usually based on a harmonised standard such as EN ISO 15614-1. However, if it is based on another document, the PED should … more

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