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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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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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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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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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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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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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
… 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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