ADVICE

Heavy industry constantly develops and becomes more and more demanding, mostly from the technological standpoint. This gives rise to a need to apply even newer […]

Machines used in the modern heavy industry are very resistant to high temperatures. Such parameters are provided by heat resistant steel used to produce many […]

Metallurgical sector is one of the most important processing branches in Poland. The largest production centres are located within Silesian and Mazowieckie Provinces. Polish metallurgy […]

Selection of a welding method depends on stainless steel composition, however quality of the weld is affected by the type of flux. The best results […]

Resistance of stainless steel to corrosion results first and foremost from an alloying metal composing stainless steel, i.e. chromium (Cr). Chromium forms chromium oxide on […]

There are a few methods of chemical treatment of material surface. They are to provide clear, metallic surface. Etching Etching process is used to remove […]

Corrosion it is a physicochemical interaction between metal and environment. The result of this interaction is changes in metal properties (e.g. stainless steel) that may lead […]

DUPLEX STEEL – CHARACTERISTICS Duplex steel (austenitic-ferritic) has balanced double-phase structure with more or less the same share of austenite and ferrite. Duplex steel has […]

Hastelloy C22 – the most common steel of hastelloy type, it includes high content of the following alloying additives: chromium (20-22.5%), molybdenum (12.5-14.5%), tungsten(2.5-3.5%). It shows […]