{"id":47499,"date":"2025-04-01T10:00:43","date_gmt":"2025-04-01T08:00:43","guid":{"rendered":"https:\/\/www.bonomiacciai.it\/il-nichel\/"},"modified":"2025-05-22T17:22:03","modified_gmt":"2025-05-22T15:22:03","slug":"alloy-elements-nickel","status":"publish","type":"post","link":"https:\/\/www.bonomiacciai.it\/en\/alloy-elements-nickel\/","title":{"rendered":"Alloy Elements: Nickel"},"content":{"rendered":"<div class=\"wpb-content-wrapper\" id=\"wpb-content-root\">[vc_row][vc_column][vc_column_text css=&#8221;&#8221;]Nickel (Ni) is a widely used alloying element in special steels due to its ability to provide increased mechanical strength, toughness, and mirror-like polishability even at low temperatures. Nickel does not form carbides and therefore does not contribute to wear resistance, but it promotes advanced mechanical properties that make it indispensable in numerous industrial applications.[\/vc_column_text][\/vc_column][\/vc_row][vc_row][vc_column width=&#8221;1\/6&#8243;][\/vc_column][vc_column width=&#8221;2\/3&#8243;][vc_single_image image=&#8221;45366&#8243; img_size=&#8221;280px&#8221; add_caption=&#8221;yes&#8221; alignment=&#8221;center&#8221; onclick=&#8221;img_link_large&#8221; css=&#8221;&#8221;][\/vc_column][vc_column width=&#8221;1\/6&#8243;][\/vc_column][\/vc_row][vc_row][vc_column]<div class=\"vcex-module vcex-divider vcex-divider-solid vcex-divider-center wpex-mx-auto wpex-block wpex-h-0 wpex-border-b wpex-border-solid wpex-border-main\" style=\"border-color:#ebebeb;\"><\/div>[\/vc_column][\/vc_row][vc_row][vc_column][vc_custom_heading text=&#8221;Nickel Alloy Element Sheet&#8221; use_theme_fonts=&#8221;yes&#8221; css=&#8221;&#8221;][vc_empty_space height=&#8221;16px&#8221;][vc_single_image image=&#8221;45367&#8243; add_caption=&#8221;yes&#8221; onclick=&#8221;img_link_large&#8221; css=&#8221;&#8221;][vc_empty_space height=&#8221;16px&#8221;][\/vc_column][\/vc_row][vc_row][vc_column][vc_custom_heading text=&#8221;Properties and Influence of Nickel&#8221; use_theme_fonts=&#8221;yes&#8221; css=&#8221;&#8221;][vc_empty_space height=&#8221;16px&#8221;][vc_column_text css=&#8221;&#8221; line_height=&#8221;relaxed&#8221;]Nickel (Ni) gives steels a series of distinctive advantages:<\/p>\n<ul>\n<li><strong data-start=\"55\" data-end=\"98\">Low-temperature strength and toughness:<\/strong> Nickel increases the mechanical strength of quenched and tempered steels even at low temperatures.<\/li>\n<li><strong data-start=\"200\" data-end=\"225\">Mirror finishability:<\/strong> The presence of Nickel facilitates machining and surface finishing of steels, making them ideal for both aesthetic and technical applications.<\/li>\n<li><strong data-start=\"371\" data-end=\"414\" data-is-only-node=\"\">Reduction of the critical cooling rate:<\/strong> The addition of Nickel helps lower the critical heating points\u2014thus allowing a reduction in annealing and quenching temperatures\u2014and also reduces the critical cooling rate, resulting in deeper hardening penetration.<\/li>\n<li><strong data-start=\"633\" data-end=\"672\">Formation of austenitic structures:<\/strong> In stainless steels with high chromium content, Nickel enables the formation of austenitic structures below room temperature, which is why it is classified as an austenitizing element. This allows the transformation of the crystalline microstructure from BCC (body-centered cubic) to FCC (face-centered cubic), contributing to improved ductility and corrosion resistance.<\/li>\n<\/ul>\n[\/vc_column_text][vc_empty_space height=&#8221;16px&#8221;][\/vc_column][\/vc_row][vc_row][vc_column][vc_custom_heading text=&#8221;Microstructural Transformation&#8221; use_theme_fonts=&#8221;yes&#8221; css=&#8221;&#8221;][vc_empty_space height=&#8221;16px&#8221;][vc_column_text css=&#8221;&#8221; line_height=&#8221;relaxed&#8221;]Two images show the structural difference with and without the addition of Nickel, in high chromium steels:<\/p>\n<ol>\n<li>\n<p data-start=\"37\" data-end=\"291\"><strong data-start=\"37\" data-end=\"71\">Ferritic Microstructure (BCC):<\/strong> Body-Centered Cubic structure, found in steels with low Nickel content.<\/p>\n<\/li>\n<li>\n<p data-start=\"37\" data-end=\"291\"><strong data-start=\"146\" data-end=\"182\">Austenitic Microstructure (FCC):<\/strong> Face-Centered Cubic structure, containing at least 6% Nickel, which provides greater ductility and strength.<\/p>\n<\/li>\n<\/ol>\n[\/vc_column_text][vc_single_image image=&#8221;45371&#8243; add_caption=&#8221;yes&#8221; onclick=&#8221;img_link_large&#8221; css=&#8221;&#8221;][vc_column_text css=&#8221;&#8221; line_height=&#8221;relaxed&#8221;]In the tool steel sector, steels with significant Nickel content are easily identified by their Werkstoff number, which starts with 27 (for example, 1.2767).[\/vc_column_text][vc_empty_space height=&#8221;8px&#8221;][\/vc_column][\/vc_row][vc_row][vc_column]<div class=\"vcex-module vcex-divider vcex-divider-solid vcex-divider-center wpex-mx-auto wpex-block wpex-h-0 wpex-border-b wpex-border-solid wpex-border-main\" style=\"border-color:#ebebeb;\"><\/div>[\/vc_column][\/vc_row][vc_row][vc_column][vc_custom_heading text=&#8221;Nickel: Conclusion&#8221; use_theme_fonts=&#8221;yes&#8221; css=&#8221;&#8221;][vc_empty_space height=&#8221;16px&#8221;][vc_column_text css=&#8221;&#8221;]\n<div class=\"flex-shrink-0 flex flex-col relative items-end\">\n<div class=\"pt-0\">\n<div class=\"gizmo-bot-avatar flex h-8 w-8 items-center justify-center overflow-hidden rounded-full\">\n<div class=\"relative p-1 rounded-sm flex items-center justify-center bg-token-main-surface-primary text-token-text-primary h-8 w-8\">\n<p>Nickel (Ni) is an important element in the production of special steels for demanding applications. Thanks to its unique properties, it improves toughness, machinability, and ductility, making these steels suitable for numerous industrial sectors. At Bonomi Acciai, as representatives of the Swiss Steel Group, we supply special steels containing Nickel and guarantee high-quality, tested, and certified materials to meet the most advanced needs of modern industry.<\/p>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n[\/vc_column_text][vc_empty_space height=&#8221;16px&#8221;][\/vc_column][\/vc_row][vc_row full_width=&#8221;stretch_row_content&#8221; css=&#8221;.vc_custom_1717678542423{background-color: #ebebeb !important;}&#8221; visibility=&#8221;hidden-phone&#8221;][vc_column]<div class=\"vcex-spacing wpex-w-100 wpex-clear\" style=\"height:35px;\"><\/div>[vc_custom_heading text=&#8221;Want more information?&#8221; font_container=&#8221;tag:h2|font_size:46px|text_align:center|color:%23172028&#8243; use_theme_fonts=&#8221;yes&#8221;]<div class=\"vcex-spacing wpex-w-100 wpex-clear\" style=\"height:35px;\"><\/div>[vc_row_inner][vc_column_inner width=&#8221;1\/2&#8243;][vc_custom_heading text=&#8221;Contact our technical office:&#8221; 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Nickel does not form carbides and therefore does not contribute to wear resistance, but it promotes advanced mechanical properties that make it indispensable in numerous industrial&hellip;<\/p>\n","protected":false},"author":1,"featured_media":46590,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1720],"tags":[1759,1777,1694,2068,1849,1781,1941,1942,1943,1739],"post_series":[],"class_list":["post-47499","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-technical-contents","tag-acciai-speciali-en","tag-ba-en","tag-bonomi-acciai-en","tag-carbonio-en","tag-deutsche-edelstahlwerke-en","tag-dew-en","tag-elementi-di-lega-en","tag-proprieta-meccaniche-en","tag-swiss-group-en","tag-swiss-steel-en","entry","has-media"],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v27.8 (Yoast SEO v28.6) - 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