09 September 2026
GNS Nederland recently supplied a company located at Chemelot in Geleen with various DIN 931 bolts and nuts in Waspaloy (UNS N07001 / 2.4654). This uncommon grade proved more difficult for our customer to source than initially expected. The search…
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16 August 2026
The quality 25CrMo4 (1.7218) is a high temperature resistant alloyed quench and tempering steel that is frequently used for parts that require high toughness in addition to a high load. Due to its chemical composition, 1.7218 (AISI 4130) is suitable…
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16 July 2026
Corrosion Resistance Classification of Stainless Steels for Structural Applications According to EN 1993-1-4, stainless steel grades are classified according to their corrosion resistance, depending on the environment in which they are to be used. The environmental conditions are assessed using three…
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15 July 2026
When it comes to corrosion-resistant metals, stainless steel (SS) and nickel alloys (Monel, Inconel, Incoloy and Hastelloy) are the two most widely used material groups. They are all corrosion-resistant, but what are the differences? Chemical composition In terms of chemical…
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07 May 2026
With standard fasteners, a strength class designation such as 8.8 or 10.9 primarily indicates: Tensile strength (Rm) Yield strength (Rp0.2%) Properties at room temperature This is usually sufficient for applications up to 100°C. However, when used at higher temperatures, the…
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