{"id":6656,"date":"2020-12-15T19:34:45","date_gmt":"2020-12-15T19:34:45","guid":{"rendered":"https:\/\/staging.nskmetals.com\/produtos\/tecnologia-de-aco-super-tf\/"},"modified":"2025-08-16T00:19:16","modified_gmt":"2025-08-16T00:19:16","slug":"tecnologia-de-aco-super-tf","status":"publish","type":"page","link":"https:\/\/nskmetals.com\/pt-br\/produtos\/tecnologia-de-aco-super-tf\/","title":{"rendered":"TECNOLOGIA DE A\u00c7O SUPER-TF"},"content":{"rendered":"

[et_pb_section fb_built=”1″ admin_label=”Product 01 – Hero Section” module_id=”product-hero-background” module_class=”full-width” _builder_version=”4.16″ _module_preset=”default” background_color=”#595959″ background_image=”\/images\/99-page-headers\/00-home-hero-bof-converter-product.jpg” width=”100%” max_width=”100%” module_alignment=”center” custom_margin=”0px|0px|0px|0px|false|false” custom_padding=”0px|0px|0px|0px|false|false” global_colors_info=”{}”][et_pb_row column_structure=”1_2,1_2″ make_equal=”on” _builder_version=”4.16″ _module_preset=”default” module_alignment=”center” global_colors_info=”{}”][et_pb_column type=”1_2″ _builder_version=”4.16″ _module_preset=”default” global_colors_info=”{}”][et_pb_text _builder_version=”4.16″ _module_preset=”default” custom_margin=”55px||270px||false|false” global_colors_info=”{}”]<\/p>\n

SOLU\u00c7\u00d5ES AVAN\u00c7ADAS DE PRODUTOS<\/h6>\n

TECNOLOGIA
DE A\u00c7O SUPER-TF<\/h2>\n

[\/et_pb_text][\/et_pb_column][et_pb_column type=”1_2″ _builder_version=”4.16″ _module_preset=”default” global_colors_info=”{}”][\/et_pb_column][\/et_pb_row][\/et_pb_section][et_pb_section fb_built=”1″ admin_label=”Product 02 – Lead Copy with Image” module_class=”full-width” _builder_version=”4.16″ _module_preset=”default” background_color=”#ffffff” width=”100%” max_width=”100%” module_alignment=”center” custom_margin=”0px|0px|0px|0px|false|false” custom_padding=”0px|0px|0px|0px|false|false” global_colors_info=”{}”][et_pb_row column_structure=”1_2,1_2″ make_equal=”on” _builder_version=”4.16″ _module_preset=”default” module_alignment=”center” custom_margin=”0px||0px||false|false” custom_padding=”0px||0px||false|false” global_colors_info=”{}”][et_pb_column type=”1_2″ _builder_version=”4.16″ _module_preset=”default” global_colors_info=”{}”][et_pb_text _builder_version=”4.16″ _module_preset=”default” custom_margin=”0px||0px||false|false” custom_padding=”60px|25px|65px||false|false” global_colors_info=”{}”]<\/p>\n

Durabilidade \u2014 mesmo em ambientes operacionais extremos \u2014 \u00e9 um crit\u00e9rio cr\u00edtico para rolamentos de usinas sider\u00fargicas. O desempenho confi\u00e1vel e ininterrupto de componentes de rolamento que suportam cargas pesadas e alto calor em ambientes com \u00e1gua e incrusta\u00e7\u00f5es \u00e9 fundamental para realizar e acelerar as capacidades de produ\u00e7\u00e3o.<\/p>\n

Os rolamentos da s\u00e9rie Super-TF (STF) da NSK s\u00e3o projetados para oferecer excelente durabilidade em ambientes operacionais contaminados. Por meio de engenharia de materiais avan\u00e7ada e tecnologia de tratamento t\u00e9rmico, eles desempenham com resist\u00eancia superior ao desgaste, emperramento e calor.<\/p>\n

Os rolamentos Super-TF proporcionam vida \u00fatil significativamente mais longa, otimizam o desempenho da m\u00e1quina, reduzem os intervalos de manuten\u00e7\u00e3o e proporcionam uma \u00f3tima rela\u00e7\u00e3o custo-benef\u00edcio.<\/p>\n

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[\/et_pb_code][\/et_pb_column][\/et_pb_row][\/et_pb_section][et_pb_section fb_built=”1″ admin_label=”Product 03 – Band – Proven Advantages Literature” module_class=”full-width” _builder_version=”4.16″ _module_preset=”default” background_color=”#f0f0f0″ width=”100%” max_width=”100%” module_alignment=”center” custom_margin=”0px|0px|0px|0px|false|false” custom_padding=”0px|0px|0px|0px|false|false” global_colors_info=”{}”][et_pb_row _builder_version=”4.16″ _module_preset=”default” custom_margin=”0px||0px||false|false” custom_padding=”0px||0px||false|false” global_colors_info=”{}”][et_pb_column type=”4_4″ _builder_version=”4.16″ _module_preset=”default” global_colors_info=”{}”][et_pb_text _builder_version=”4.16″ _module_preset=”default” custom_margin=”0px||0px||false|false” custom_padding=”60px||5px||false|false” global_colors_info=”{}”]<\/p>\n

VANTAGENS COMPROVADAS<\/h3>\n

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<\/td>\nAt\u00e9 10 vezes a vida \u00fatil dos rolamentos cementados convencionais em condi\u00e7\u00f5es de lubrifica\u00e7\u00e3o contaminada<\/td>\n<\/tr>\n
<\/td>\nMais de 5 vezes a vida \u00fatil dos rolamentos cementados convencionais em condi\u00e7\u00f5es de lubrifica\u00e7\u00e3o limite<\/td>\n<\/tr>\n
<\/td>\nAproximadamente 4 vezes a vida \u00fatil do a\u00e7o para rolamento convencional em temperaturas de at\u00e9 160 \u00b0C <\/td>\n<\/tr>\n<\/table>\n

[\/et_pb_text][\/et_pb_column][et_pb_column type=”1_2″ module_class=”product-b-image-column” _builder_version=”4.16″ _module_preset=”default” background_enable_image=”off” custom_css_main_element=”float: right;” global_colors_info=”{}”][et_pb_text module_class=”product-b-text” _builder_version=”4.16″ _module_preset=”default” text_font_size=”28px” background_color=”rgba(0,0,0,0)” custom_margin=”0px||0px||false|false” custom_padding=”0px||60px||false|false” global_colors_info=”{}”]<\/p>\n\n\n\n\n
<\/td>\nMenos de 1\/3 da taxa de desgaste em compara\u00e7\u00e3o ao a\u00e7o para rolamento convencional<\/td>\n<\/tr>\n
<\/td>\nMelhoria de at\u00e9 40% na resist\u00eancia ao emperramento em compara\u00e7\u00e3o ao a\u00e7o para rolamento convencional<\/td>\n<\/tr>\n
<\/td>\nCusto-benef\u00edcio otimizado do rolamento, intervalos de manuten\u00e7\u00e3o reduzidos e aumento da produtividade total<\/td>\n<\/tr>\n<\/table>\n

[\/et_pb_text][\/et_pb_column][\/et_pb_row][\/et_pb_section][et_pb_section fb_built=”1″ admin_label=”Identification of Failure Mechanisms” module_class=”full-width” _builder_version=”4.16″ _module_preset=”default” background_color=”#ffffff” width=”100%” max_width=”100%” module_alignment=”center” custom_margin=”0px|0px|0px|0px|false|false” custom_padding=”0px|0px|0px|0px|false|false” global_colors_info=”{}”][et_pb_row _builder_version=”4.16″ _module_preset=”default” custom_margin=”0px||0px||false|false” custom_padding=”0px||0px||false|false” global_colors_info=”{}”][et_pb_column type=”4_4″ _builder_version=”4.16″ _module_preset=”default” global_colors_info=”{}”][et_pb_text _builder_version=”4.16″ _module_preset=”default” custom_margin=”0px||0px||false|false” custom_padding=”60px||30px||false|false” global_colors_info=”{}”]<\/p>\n

IDENTIFICA\u00c7\u00c3O DE MECANISMOS DE FALHA<\/h3>\n

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Est\u00e1gio 1: Amassado superficial<\/p>\n

Amassados na superf\u00edcie da pista ocorrem devido \u00e0 contamina\u00e7\u00e3o por detritos estranhos          <\/p>\n

[\/et_pb_text][\/et_pb_column][et_pb_column type=”1_3″ _builder_version=”4.16″ _module_preset=”default” global_colors_info=”{}”][et_pb_text _builder_version=”4.27.4″ _module_preset=”default” background_color=”#f0f0f0″ custom_margin=”0px||60px||false|false” custom_padding=”20px|20px|20px|20px|false|false” hover_enabled=”0″ global_colors_info=”{}” sticky_enabled=”0″]<\/p>\n

Est\u00e1gio 2: Forma\u00e7\u00e3o de fissuras<\/p>\n

A concentra\u00e7\u00e3o de tens\u00e3o em torno dos detritos faz com que os amassados se transformem em fissuras<\/p>\n

[\/et_pb_text][\/et_pb_column][et_pb_column type=”1_3″ _builder_version=”4.16″ _module_preset=”default” global_colors_info=”{}”][et_pb_text _builder_version=”4.27.4″ _module_preset=”default” background_color=”#f0f0f0″ custom_margin=”0px||60px||false|false” custom_padding=”20px|20px|20px|20px|false|false” hover_enabled=”0″ global_colors_info=”{}” sticky_enabled=”0″]<\/p>\n

Est\u00e1gio 3: Desenvolvimento de escama\u00e7\u00e3o<\/p>\n

As fissuras se propagam sob a carga de passagem de cada rolete e se transformam em escama\u00e7\u00e3o<\/p>\n

[\/et_pb_text][\/et_pb_column][\/et_pb_row][\/et_pb_section][et_pb_section fb_built=”1″ admin_label=”Development Diagrams” _builder_version=”4.16″ _module_preset=”default” background_color=”#f0f0f0″ custom_margin=”0px||0px||false|false” custom_padding=”0px||0px||false|false” global_colors_info=”{}”][et_pb_row _builder_version=”4.16″ _module_preset=”default” custom_margin=”0px||0px||false|false” custom_padding=”0px||0px||false|false” global_colors_info=”{}”][et_pb_column type=”4_4″ _builder_version=”4.16″ _module_preset=”default” global_colors_info=”{}”][et_pb_text admin_label=”Development of Super-TF Bearings” _builder_version=”4.16″ _module_preset=”default” custom_margin=”0px||0px||false|false” custom_padding=”60px||30px||false|false” global_colors_info=”{}”]<\/p>\n

DESENVOLVIMENTO DE ROLAMENTOS SUPER-TF<\/h3>\n

[\/et_pb_text][\/et_pb_column][\/et_pb_row][et_pb_row _builder_version=”4.16″ _module_preset=”default” custom_margin=”0px||0px||false|false” custom_padding=”0px||60px||false|false” global_colors_info=”{}”][et_pb_column type=”4_4″ _builder_version=”4.16″ _module_preset=”default” global_colors_info=”{}”][et_pb_text admin_label=”Operating Conditions” _builder_version=”4.16″ _module_preset=”default” background_color=”#ec1b3b” text_orientation=”center” custom_margin=”0px||0px||false|false” custom_padding=”22px||14px||false|false” global_colors_info=”{}”]<\/p>\n

CONDI\u00c7\u00d5ES OPERACIONAIS<\/h4>\n

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Condi\u00e7\u00f5es operacionais severas: cargas pesadas, baixas velocidades<\/td>\n

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Contamina\u00e7\u00e3o por detritos estranhos: p\u00f3 de ferro fino<\/td>\n

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M\u00e1 forma\u00e7\u00e3o de pel\u00edcula lubrificante: lubrifica\u00e7\u00e3o limite<\/td>\n

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Danos no rolamento: escama\u00e7\u00e3o originada na superf\u00edcie<\/td>\n

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Foto: escama\u00e7\u00e3o superficial da pista do anel externo<\/pee>[\/et_pb_code][et_pb_image src=”\/images\/50-products\/super-tf-steel-technology\/Super-TF-Failure-Stages-Red-Arrow.png” show_bottom_space=”off” admin_label=”Arrow” _builder_version=”4.16″ _module_preset=”default” width=”72px” module_alignment=”center” custom_margin=”0px||0px||false|false” custom_padding=”10px||10px||false|false” global_colors_info=”{}”][\/et_pb_image][et_pb_text admin_label=”Countermeasures” _builder_version=”4.16″ _module_preset=”default” background_color=”#ec1b3b” text_orientation=”center” custom_margin=”0px||0px||false|false” custom_padding=”22px||14px||false|false” global_colors_info=”{}”]<\/p>\n

CONTRAMEDIDAS<\/h4>\n

[\/et_pb_text][et_pb_code _builder_version=”4.16″ _module_preset=”default” background_color=”#ffffff” custom_margin=”0px||0px||false|false” custom_padding=”25px|50px|25px|50px|false|false” global_colors_info=”{}”]<\/p>\n <\/p>\n <\/p>\n <\/p>\n <\/p>\n <\/p>\n <\/p>\n
Composi\u00e7\u00e3o do material<\/td>\n

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Contendo n\u00edveis adequados de cromo e molibd\u00eanio para aumentar a dureza<\/td>\n

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Tratamento t\u00e9rmico especial<\/td>\n

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Dispers\u00e3o otimizada de part\u00edculas mais finas de carboneto e carbonitreto<\/td>\n

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Austenita retida<\/td>\n

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Al\u00edvio da concentra\u00e7\u00e3o de tens\u00e3o na superf\u00edcie de contato<\/td>\n

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[\/et_pb_code][et_pb_image src=”\/images\/50-products\/super-tf-steel-technology\/Super-TF-Failure-Stages-Red-Arrow.png” show_bottom_space=”off” admin_label=”Arrow” _builder_version=”4.16″ _module_preset=”default” width=”72px” module_alignment=”center” custom_margin=”0px||0px||false|false” custom_padding=”10px||10px||false|false” global_colors_info=”{}”][\/et_pb_image][et_pb_text admin_label=”Super-TF Bearings” _builder_version=”4.16″ _module_preset=”default” background_color=”#ec1b3b” text_orientation=”center” custom_margin=”0px||0px||false|false” custom_padding=”22px||14px||false|false” global_colors_info=”{}”]<\/p>\n

ROLAMENTOS SUPER-TF<\/h4>\n

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<\/p>\n Desempenho dos rolamentos Super-TF<\/pee> Resultado do teste de vida com contamina\u00e7\u00e3o estranha(rolamentos de rolos c\u00f4nicos)<\/pee>\t\t\t<\/p>\n <\/p>\n <\/p>\n <\/p>\n <\/p>\n
Cat\u00e1logo \u2013 vida \u00fatil<\/td>\n

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1<\/div>\n<\/td>\n

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A\u00e7o cementado geral<\/td>\n

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0.2<\/td>\n

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Super-TF<\/td>\n

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2<\/div>\n<\/td>\n

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Resultado do teste de vida sob lubrifica\u00e7\u00e3o limite (\u2206 = 0,3)(teste de fadiga por contato de rolamento da esfera-haste)<\/pee>\t\t\t<\/p>\n <\/p>\n <\/p>\n <\/p>\n
A\u00e7o cementado geral<\/td>\n

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1<\/div>\n<\/td>\n

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Super-TF<\/td>\n

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5.5<\/div>\n<\/td>\n

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Suporte T\u00e9cnico<\/span><\/h3>\n\n\n\n\n\n\n
<\/a><\/td>\nAIP \u2014 Programa de Valor Agregado<\/a><\/td>\n<\/tr>\n
<\/a><\/td>\nEspecialistas do Setor<\/a><\/td>\n<\/tr>\n
<\/a><\/td>\nEngenharia de Aplica\u00e7\u00e3o<\/a><\/td>\n<\/tr>\n
<\/a><\/td>\nRepotencializa\u00e7\u00e3o<\/a><\/td>\n<\/tr>\n
<\/a><\/td>\nFerramentas de Manuten\u00e7\u00e3o<\/a><\/td>\n<\/tr>\n<\/table>\n

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Produtos<\/h3>\n\n\n\n\n
<\/a><\/td>\nvedados de projeto especial<\/a><\/td>\n<\/tr>\n
<\/a><\/td>\nRolamentos de esferas<\/a><\/td>\n<\/tr>\n
<\/a><\/td>\nUnidades de rolamento<\/a><\/td>\n<\/tr>\n<\/table>\n

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Recursos<\/h3>\n\n\n\n
<\/a><\/td>\nLiteratura<\/a><\/td>\n<\/tr>\n
<\/a><\/td>\nEstudos de Caso<\/a><\/td>\n<\/tr>\n<\/table>\n

[\/et_pb_text][\/et_pb_column][\/et_pb_row][\/et_pb_section]<\/p>\n","protected":false},"excerpt":{"rendered":"

Durabilidade \u2014 mesmo em ambientes operacionais extremos \u2014 \u00e9 um crit\u00e9rio cr\u00edtico para rolamentos de usinas sider\u00fargicas. O desempenho confi\u00e1vel e ininterrupto de componentes de rolamento que suportam cargas pesadas e alto calor em ambientes com \u00e1gua e incrusta\u00e7\u00f5es \u00e9 fundamental para realizar e acelerar as capacidades de produ\u00e7\u00e3o. Os rolamentos da s\u00e9rie Super-TF (STF) da NSK s\u00e3o projetados para oferecer excelente durabilidade em ambientes operacionais contaminados. Por meio de engenharia de materiais avan\u00e7ada e tecnologia de tratamento t\u00e9rmico, eles desempenham com resist\u00eancia superior ao desgaste, emperramento e calor.<\/p>\n","protected":false},"author":1,"featured_media":0,"parent":6534,"menu_order":14,"comment_status":"closed","ping_status":"closed","template":"","meta":{"_et_pb_use_builder":"on","_et_pb_old_content":"","_et_gb_content_width":"","footnotes":""},"class_list":["post-6656","page","type-page","status-publish","hentry"],"_links":{"self":[{"href":"https:\/\/nskmetals.com\/pt-br\/wp-json\/wp\/v2\/pages\/6656","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/nskmetals.com\/pt-br\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/nskmetals.com\/pt-br\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/nskmetals.com\/pt-br\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/nskmetals.com\/pt-br\/wp-json\/wp\/v2\/comments?post=6656"}],"version-history":[{"count":7,"href":"https:\/\/nskmetals.com\/pt-br\/wp-json\/wp\/v2\/pages\/6656\/revisions"}],"predecessor-version":[{"id":7785,"href":"https:\/\/nskmetals.com\/pt-br\/wp-json\/wp\/v2\/pages\/6656\/revisions\/7785"}],"up":[{"embeddable":true,"href":"https:\/\/nskmetals.com\/pt-br\/wp-json\/wp\/v2\/pages\/6534"}],"wp:attachment":[{"href":"https:\/\/nskmetals.com\/pt-br\/wp-json\/wp\/v2\/media?parent=6656"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}