{"id":19103,"date":"2025-04-16T22:07:29","date_gmt":"2025-04-16T21:07:29","guid":{"rendered":"https:\/\/www.wedeaq.se\/?page_id=19103"},"modified":"2025-04-16T22:11:21","modified_gmt":"2025-04-16T21:11:21","slug":"cp-cpk-pp-ppk","status":"publish","type":"page","link":"https:\/\/www.wedeaq.se\/en\/cp-cpk-pp-ppk\/","title":{"rendered":"Cp, Cpk, Pp, Ppk"},"content":{"rendered":"\t\t<div data-elementor-type=\"wp-page\" data-elementor-id=\"19103\" class=\"elementor elementor-19103 elementor-19088\" data-elementor-post-type=\"page\">\n\t\t\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-d605cf1 elementor-section-stretched elementor-section-height-min-height elementor-section-boxed elementor-section-height-default elementor-section-items-middle\" data-id=\"d605cf1\" data-element_type=\"section\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;,&quot;stretch_section&quot;:&quot;section-stretched&quot;}\">\n\t\t\t\t\t\t\t<div class=\"elementor-background-overlay\"><\/div>\n\t\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-9b3a067\" data-id=\"9b3a067\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<section class=\"elementor-section elementor-inner-section elementor-element elementor-element-69fd2c4 elementor-section-full_width elementor-section-content-middle elementor-section-height-default elementor-section-height-default\" data-id=\"69fd2c4\" data-element_type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-50 elementor-inner-column elementor-element elementor-element-c7f81e6\" data-id=\"c7f81e6\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-8b652c4 elementor-widget elementor-widget-heading\" data-id=\"8b652c4\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h1 class=\"elementor-heading-title elementor-size-default\">Cp, Cpk, Pp &amp; Ppk \u2013 Understanding Process Capability and Performance<\/h1>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-0b68268 elementor-widget elementor-widget-text-editor\" data-id=\"0b68268\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p class=\"\" data-start=\"280\" data-end=\"488\">Cp, Cpk, Pp, and Ppk are essential metrics in quality management. They are used to evaluate whether a process can consistently meet specification limits and how well it performs both short-term and long-term.<\/p><p data-start=\"280\" data-end=\"488\">\u00a0<\/p><p class=\"\" data-start=\"490\" data-end=\"686\">These indices are core elements of Statistical Process Control (SPC) \u2013 a methodology for improving and monitoring process stability and variation. Learn more about our SPC solutions here.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-6e52c5d elementor-widget elementor-widget-table-of-contents\" data-id=\"6e52c5d\" data-element_type=\"widget\" data-settings=\"{&quot;headings_by_tags&quot;:[&quot;h2&quot;],&quot;exclude_headings_by_selector&quot;:[],&quot;no_headings_message&quot;:&quot;Inga rubriker hittades p\\u00e5 denna sida.&quot;,&quot;marker_view&quot;:&quot;numbers&quot;,&quot;min_height&quot;:{&quot;unit&quot;:&quot;px&quot;,&quot;size&quot;:&quot;&quot;,&quot;sizes&quot;:[]},&quot;min_height_tablet&quot;:{&quot;unit&quot;:&quot;px&quot;,&quot;size&quot;:&quot;&quot;,&quot;sizes&quot;:[]},&quot;min_height_mobile&quot;:{&quot;unit&quot;:&quot;px&quot;,&quot;size&quot;:&quot;&quot;,&quot;sizes&quot;:[]}}\" data-widget_type=\"table-of-contents.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-toc__header\">\n\t\t\t<div class=\"elementor-toc__header-title\">\n\t\t\t\tTable of contents\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<div id=\"elementor-toc__6e52c5d\" class=\"elementor-toc__body\">\n\t\t\t<div class=\"elementor-toc__spinner-container\">\n\t\t\t\t<svg class=\"elementor-toc__spinner eicon-animation-spin e-font-icon-svg e-eicon-loading\" aria-hidden=\"true\" viewBox=\"0 0 1000 1000\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M500 975V858C696 858 858 696 858 500S696 142 500 142 142 304 142 500H25C25 237 238 25 500 25S975 237 975 500 763 975 500 975Z\"><\/path><\/svg>\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t<div class=\"elementor-column elementor-col-50 elementor-inner-column elementor-element elementor-element-887741d\" data-id=\"887741d\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-31cf8da elementor-widget elementor-widget-html\" data-id=\"31cf8da\" data-element_type=\"widget\" data-widget_type=\"html.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<iframe src=\"https:\/\/api.leadconnectorhq.com\/widget\/survey\/9ayn6vA8qWzwG3wlT9aT\" style=\"border:none;width:100%;\" scrolling=\"no\" id=\"9ayn6vA8qWzwG3wlT9aT\" title=\"Wedeaq Hero Lead Survey 1.0 (ENG) \"><\/iframe>\r\n<script src=\"https:\/\/link.msgsndr.com\/js\/form_embed.js\"><\/script>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-b2d7d4a elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"b2d7d4a\" data-element_type=\"section\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-5cc0847\" data-id=\"5cc0847\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<section class=\"elementor-section elementor-inner-section elementor-element elementor-element-bae1cea elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"bae1cea\" data-element_type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-inner-column elementor-element elementor-element-950250e\" data-id=\"950250e\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-bce2a52 elementor-widget-divider--view-line elementor-widget elementor-widget-divider\" data-id=\"bce2a52\" data-element_type=\"widget\" data-widget_type=\"divider.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-divider\">\n\t\t\t<span class=\"elementor-divider-separator\">\n\t\t\t\t\t\t<\/span>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-c9b437c elementor-widget elementor-widget-heading\" data-id=\"c9b437c\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">What Do Cp, Cpk, Pp and Ppk Measure?<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-792fde8 elementor-widget elementor-widget-text-editor\" data-id=\"792fde8\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<table class=\"min-w-full\" data-start=\"734\" data-end=\"1422\"><thead data-start=\"734\" data-end=\"845\"><tr data-start=\"734\" data-end=\"845\"><th data-start=\"734\" data-end=\"743\">Index<\/th><th data-start=\"743\" data-end=\"772\">Purpose<\/th><th data-start=\"772\" data-end=\"799\">Focus<\/th><th data-start=\"799\" data-end=\"845\">When to Use<\/th><\/tr><\/thead><tbody data-start=\"959\" data-end=\"1422\"><tr data-start=\"959\" data-end=\"1074\"><td class=\"max-w-[calc(var(--thread-content-max-width)*2\/3)]\" data-start=\"959\" data-end=\"970\"><strong data-start=\"961\" data-end=\"967\">Cp<\/strong><\/td><td class=\"max-w-[calc(var(--thread-content-max-width)*2\/3)]\" data-start=\"970\" data-end=\"999\">Theoretical capability<\/td><td class=\"max-w-[calc(var(--thread-content-max-width)*2\/3)]\" data-start=\"999\" data-end=\"1027\">Variation only<\/td><td class=\"max-w-[calc(var(--thread-content-max-width)*2\/3)] min-w-[calc(var(--thread-content-max-width)\/3)]\" data-start=\"1027\" data-end=\"1074\">When process is under statistical control<\/td><\/tr><tr data-start=\"1075\" data-end=\"1190\"><td class=\"max-w-[calc(var(--thread-content-max-width)*2\/3)]\" data-start=\"1075\" data-end=\"1086\"><strong data-start=\"1077\" data-end=\"1084\">Cpk<\/strong><\/td><td class=\"max-w-[calc(var(--thread-content-max-width)*2\/3)]\" data-start=\"1086\" data-end=\"1115\">Actual capability<\/td><td class=\"max-w-[calc(var(--thread-content-max-width)*2\/3)]\" data-start=\"1115\" data-end=\"1143\">Variation + centering<\/td><td class=\"max-w-[calc(var(--thread-content-max-width)*2\/3)]\" data-start=\"1143\" data-end=\"1190\">To assess if the process is acceptable<\/td><\/tr><tr data-start=\"1191\" data-end=\"1306\"><td class=\"max-w-[calc(var(--thread-content-max-width)*2\/3)]\" data-start=\"1191\" data-end=\"1202\"><strong data-start=\"1193\" data-end=\"1199\">Pp<\/strong><\/td><td class=\"max-w-[calc(var(--thread-content-max-width)*2\/3)]\" data-start=\"1202\" data-end=\"1231\">Theoretical performance<\/td><td class=\"max-w-[calc(var(--thread-content-max-width)*2\/3)]\" data-start=\"1231\" data-end=\"1259\">Total variation<\/td><td class=\"max-w-[calc(var(--thread-content-max-width)*2\/3)] min-w-[calc(var(--thread-content-max-width)\/3)]\" data-start=\"1259\" data-end=\"1306\">Early-phase processes or uncontrolled ones<\/td><\/tr><tr data-start=\"1307\" data-end=\"1422\"><td class=\"max-w-[calc(var(--thread-content-max-width)*2\/3)]\" data-start=\"1307\" data-end=\"1318\"><strong data-start=\"1309\" data-end=\"1316\">Ppk<\/strong><\/td><td class=\"max-w-[calc(var(--thread-content-max-width)*2\/3)]\" data-start=\"1318\" data-end=\"1347\">Actual performance<\/td><td class=\"max-w-[calc(var(--thread-content-max-width)*2\/3)]\" data-start=\"1347\" data-end=\"1375\">Variation + centering<\/td><td class=\"max-w-[calc(var(--thread-content-max-width)*2\/3)]\" data-start=\"1375\" data-end=\"1422\">When assessing overall performance<\/td><\/tr><\/tbody><\/table>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-bf6b6de elementor-widget elementor-widget-text-editor\" data-id=\"bf6b6de\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p class=\"\" data-start=\"1503\" data-end=\"1609\">The key difference between Cp\/Cpk and Pp\/Ppk lies in data collection scope and whether the process is stable or not.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-inner-section elementor-element elementor-element-d72b06b elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"d72b06b\" data-element_type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-inner-column elementor-element elementor-element-9aff446\" data-id=\"9aff446\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-4734d61 elementor-widget-divider--view-line elementor-widget elementor-widget-divider\" data-id=\"4734d61\" data-element_type=\"widget\" data-widget_type=\"divider.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-divider\">\n\t\t\t<span class=\"elementor-divider-separator\">\n\t\t\t\t\t\t<\/span>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-4a57fd2 elementor-widget elementor-widget-heading\" data-id=\"4a57fd2\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">When are these metrics used?<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-fc6947e elementor-widget elementor-widget-text-editor\" data-id=\"fc6947e\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p class=\"\" data-start=\"175\" data-end=\"440\"><strong data-start=\"175\" data-end=\"189\">Cp and Cpk<\/strong> are used when a process is under statistical control \u2013 meaning the variation is stable and predictable. These metrics are common in established production environments where the goal is to ensure the process stays within defined tolerances over time.<\/p><p data-start=\"175\" data-end=\"440\">\u00a0<\/p><p class=\"\" data-start=\"442\" data-end=\"745\"><strong data-start=\"442\" data-end=\"456\">Pp and Ppk<\/strong>, by contrast, are applied when the process is not yet stable, such as during new equipment installations, early production runs, or other situations where variation is not fully understood. These indices reflect how the process performs in reality \u2013 regardless of whether it&#8217;s in control.<\/p><p data-start=\"442\" data-end=\"745\">\u00a0<\/p><p class=\"\" data-start=\"747\" data-end=\"1053\">In practice, these capability metrics are used across multiple scenarios: during production launches and PPAP approvals, in <a href=\"https:\/\/www.wedeaq.se\/en\/aiag-vda-fmea\/\">FMEA<\/a> follow-ups, to fulfill customer-specific quality requirements in the automotive industry, and as statistical input for Control Plans in line with <a href=\"https:\/\/www.wedeaq.se\/en\/iatf-16949\/\">IATF 16949<\/a>.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-inner-section elementor-element elementor-element-ce63386 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"ce63386\" data-element_type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-inner-column elementor-element elementor-element-be6a8a9\" data-id=\"be6a8a9\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-2b77d0b elementor-widget-divider--view-line elementor-widget elementor-widget-divider\" data-id=\"2b77d0b\" data-element_type=\"widget\" data-widget_type=\"divider.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-divider\">\n\t\t\t<span class=\"elementor-divider-separator\">\n\t\t\t\t\t\t<\/span>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-b6ecb24 elementor-widget elementor-widget-heading\" data-id=\"b6ecb24\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">The Link to SPC \u2013 Why It Matters<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-d002869 elementor-widget elementor-widget-text-editor\" data-id=\"d002869\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p class=\"\" data-start=\"148\" data-end=\"286\">You can\u2019t measure process capability reliably without process stability \u2013 which is why <a href=\"https:\/\/www.wedeaq.se\/en\/spc\/\">Statistical Process Control (SPC)<\/a> is essential.<\/p><p data-start=\"148\" data-end=\"286\">\u00a0<\/p><p class=\"\" data-start=\"288\" data-end=\"335\"><strong data-start=\"288\" data-end=\"311\">Cp, Cpk, Pp and Ppk<\/strong> are used within SPC to:<\/p><ul data-start=\"337\" data-end=\"464\"><li class=\"\" data-start=\"337\" data-end=\"370\"><p class=\"\" data-start=\"339\" data-end=\"370\">Reduce variation in processes<\/p><\/li><li class=\"\" data-start=\"371\" data-end=\"413\"><p class=\"\" data-start=\"373\" data-end=\"413\">Identify opportunities for improvement<\/p><\/li><li class=\"\" data-start=\"414\" data-end=\"464\"><p class=\"\" data-start=\"416\" data-end=\"464\">Verify compliance with customer specifications<\/p><\/li><\/ul>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-inner-section elementor-element elementor-element-781b199 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"781b199\" data-element_type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-inner-column elementor-element elementor-element-1e953b3\" data-id=\"1e953b3\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-8a8c53d elementor-widget-divider--view-line elementor-widget elementor-widget-divider\" data-id=\"8a8c53d\" data-element_type=\"widget\" data-widget_type=\"divider.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-divider\">\n\t\t\t<span class=\"elementor-divider-separator\">\n\t\t\t\t\t\t<\/span>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-19a87d1 elementor-widget elementor-widget-heading\" data-id=\"19a87d1\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Training in Cp, Cpk, Pp &amp; Ppk<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-fa2720d elementor-widget elementor-widget-text-editor\" data-id=\"fa2720d\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p class=\"\" data-start=\"2391\" data-end=\"2490\">At Wedeaq, we offer hands-on training tailored for industrial environments.<\/p><p data-start=\"2391\" data-end=\"2490\">\u00a0<\/p><p class=\"\" data-start=\"2391\" data-end=\"2490\">Our training helps you:<\/p><ul data-start=\"2492\" data-end=\"2704\"><li class=\"\" data-start=\"2492\" data-end=\"2554\"><p class=\"\" data-start=\"2494\" data-end=\"2554\">Understand the difference between capability and performance<\/p><\/li><li class=\"\" data-start=\"2555\" data-end=\"2597\"><p class=\"\" data-start=\"2557\" data-end=\"2597\">Calculate Cp, Cpk, Pp and Ppk accurately<\/p><\/li><li class=\"\" data-start=\"2598\" data-end=\"2649\"><p class=\"\" data-start=\"2600\" data-end=\"2649\">Interpret the results and take corrective actions<\/p><\/li><li class=\"\" data-start=\"2650\" data-end=\"2704\"><p class=\"\" data-start=\"2652\" data-end=\"2704\">Apply the metrics in FMEA, Control Plans, and audits<\/p><\/li><\/ul>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<\/div>\n\t\t","protected":false},"excerpt":{"rendered":"<p>Cp, Cpk, Pp &amp; Ppk \u2013 Understanding Process Capability and Performance Cp, Cpk, Pp, and Ppk are essential metrics in quality management. They are used to evaluate whether a process can consistently meet specification limits and how well it performs both short-term and long-term. \u00a0 These indices are core elements of Statistical Process Control (SPC) [&hellip;]<\/p>\n","protected":false},"author":17,"featured_media":0,"parent":0,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"_acf_changed":false,"footnotes":""},"categories":[],"tags":[],"class_list":["post-19103","page","type-page","status-publish","hentry","entry","owp-thumbs-layout-horizontal","owp-btn-normal","owp-tabs-layout-vertical","has-no-thumbnails","has-product-nav"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v28.5 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Process Capability \u2013 Cp, Cpk, Pp &amp; Ppk - Wedeaq AB<\/title>\n<meta name=\"description\" content=\"Cp, Cpk, Pp and Ppk are used to measure how well a process stays within its specifications. Key metrics in statistical process control.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.wedeaq.se\/en\/cp-cpk-pp-ppk\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Process Capability \u2013 Cp, Cpk, Pp &amp; Ppk - Wedeaq AB\" \/>\n<meta property=\"og:description\" content=\"Cp, Cpk, Pp and Ppk are used to measure how well a process stays within its specifications. Key metrics in statistical process control.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.wedeaq.se\/en\/cp-cpk-pp-ppk\/\" \/>\n<meta property=\"og:site_name\" content=\"WEDEAQ Webshop - Handla Litteratur f\u00f6r Kvalitetsutveckling | Official VDA QMC Partner\" \/>\n<meta property=\"article:publisher\" content=\"https:\/\/www.facebook.com\/wedeaq\/\" \/>\n<meta property=\"article:modified_time\" content=\"2025-04-16T21:11:21+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/www.wedeaq.se\/wp-content\/uploads\/2024\/12\/wedeaq-banner-industri-consults-1-jpg.webp\" \/>\n\t<meta property=\"og:image:width\" content=\"1472\" \/>\n\t<meta property=\"og:image:height\" content=\"1034\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/jpeg\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"Est. reading time\" \/>\n\t<meta name=\"twitter:data1\" content=\"2 minutes\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\\\/\\\/schema.org\",\"@graph\":[{\"@type\":\"WebPage\",\"@id\":\"https:\\\/\\\/www.wedeaq.se\\\/en\\\/cp-cpk-pp-ppk\\\/\",\"url\":\"https:\\\/\\\/www.wedeaq.se\\\/en\\\/cp-cpk-pp-ppk\\\/\",\"name\":\"Process Capability \u2013 Cp, Cpk, Pp & Ppk - Wedeaq AB\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/www.wedeaq.se\\\/en\\\/#website\"},\"datePublished\":\"2025-04-16T21:07:29+00:00\",\"dateModified\":\"2025-04-16T21:11:21+00:00\",\"description\":\"Cp, Cpk, Pp and Ppk are used to measure how well a process stays within its specifications. Key metrics in statistical process control.\",\"breadcrumb\":{\"@id\":\"https:\\\/\\\/www.wedeaq.se\\\/en\\\/cp-cpk-pp-ppk\\\/#breadcrumb\"},\"inLanguage\":\"en-US\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\\\/\\\/www.wedeaq.se\\\/en\\\/cp-cpk-pp-ppk\\\/\"]}]},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\\\/\\\/www.wedeaq.se\\\/en\\\/cp-cpk-pp-ppk\\\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\\\/\\\/www.wedeaq.se\\\/en\\\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Cp, Cpk, Pp, Ppk\"}]},{\"@type\":\"WebSite\",\"@id\":\"https:\\\/\\\/www.wedeaq.se\\\/en\\\/#website\",\"url\":\"https:\\\/\\\/www.wedeaq.se\\\/en\\\/\",\"name\":\"WEDEAQ Scandinavia AB\",\"description\":\"Quality assurance and process control for demanding customers\",\"publisher\":{\"@id\":\"https:\\\/\\\/www.wedeaq.se\\\/en\\\/#organization\"},\"alternateName\":\"WEDEAQ\",\"potentialAction\":[{\"@type\":\"SearchAction\",\"target\":{\"@type\":\"EntryPoint\",\"urlTemplate\":\"https:\\\/\\\/www.wedeaq.se\\\/en\\\/?s={search_term_string}\"},\"query-input\":{\"@type\":\"PropertyValueSpecification\",\"valueRequired\":true,\"valueName\":\"search_term_string\"}}],\"inLanguage\":\"en-US\"},{\"@type\":\"Organization\",\"@id\":\"https:\\\/\\\/www.wedeaq.se\\\/en\\\/#organization\",\"name\":\"Wedeaq Scandinavia AB\",\"alternateName\":\"Wedeaq\",\"url\":\"https:\\\/\\\/www.wedeaq.se\\\/en\\\/\",\"logo\":{\"@type\":\"ImageObject\",\"inLanguage\":\"en-US\",\"@id\":\"https:\\\/\\\/www.wedeaq.se\\\/en\\\/#\\\/schema\\\/logo\\\/image\\\/\",\"url\":\"https:\\\/\\\/www.wedeaq.se\\\/wp-content\\\/uploads\\\/2024\\\/11\\\/wedeaq-logo-2-png.webp\",\"contentUrl\":\"https:\\\/\\\/www.wedeaq.se\\\/wp-content\\\/uploads\\\/2024\\\/11\\\/wedeaq-logo-2-png.webp\",\"width\":696,\"height\":696,\"caption\":\"Wedeaq Scandinavia AB\"},\"image\":{\"@id\":\"https:\\\/\\\/www.wedeaq.se\\\/en\\\/#\\\/schema\\\/logo\\\/image\\\/\"},\"sameAs\":[\"https:\\\/\\\/www.facebook.com\\\/wedeaq\\\/\",\"https:\\\/\\\/www.linkedin.com\\\/company\\\/wedeaq\\\/\"]}]}<\/script>\n<!-- \/ Yoast SEO plugin. -->","yoast_head_json":{"title":"Process Capability \u2013 Cp, Cpk, Pp & Ppk - Wedeaq AB","description":"Cp, Cpk, Pp and Ppk are used to measure how well a process stays within its specifications. Key metrics in statistical process control.","robots":{"index":"index","follow":"follow","max-snippet":"max-snippet:-1","max-image-preview":"max-image-preview:large","max-video-preview":"max-video-preview:-1"},"canonical":"https:\/\/www.wedeaq.se\/en\/cp-cpk-pp-ppk\/","og_locale":"en_US","og_type":"article","og_title":"Process Capability \u2013 Cp, Cpk, Pp & Ppk - Wedeaq AB","og_description":"Cp, Cpk, Pp and Ppk are used to measure how well a process stays within its specifications. Key metrics in statistical process control.","og_url":"https:\/\/www.wedeaq.se\/en\/cp-cpk-pp-ppk\/","og_site_name":"WEDEAQ Webshop - Handla Litteratur f\u00f6r Kvalitetsutveckling | Official VDA QMC Partner","article_publisher":"https:\/\/www.facebook.com\/wedeaq\/","article_modified_time":"2025-04-16T21:11:21+00:00","og_image":[{"width":1472,"height":1034,"url":"https:\/\/www.wedeaq.se\/wp-content\/uploads\/2024\/12\/wedeaq-banner-industri-consults-1-jpg.webp","type":"image\/jpeg"}],"twitter_card":"summary_large_image","twitter_misc":{"Est. reading time":"2 minutes"},"schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":"WebPage","@id":"https:\/\/www.wedeaq.se\/en\/cp-cpk-pp-ppk\/","url":"https:\/\/www.wedeaq.se\/en\/cp-cpk-pp-ppk\/","name":"Process Capability \u2013 Cp, Cpk, Pp & Ppk - Wedeaq AB","isPartOf":{"@id":"https:\/\/www.wedeaq.se\/en\/#website"},"datePublished":"2025-04-16T21:07:29+00:00","dateModified":"2025-04-16T21:11:21+00:00","description":"Cp, Cpk, Pp and Ppk are used to measure how well a process stays within its specifications. Key metrics in statistical process control.","breadcrumb":{"@id":"https:\/\/www.wedeaq.se\/en\/cp-cpk-pp-ppk\/#breadcrumb"},"inLanguage":"en-US","potentialAction":[{"@type":"ReadAction","target":["https:\/\/www.wedeaq.se\/en\/cp-cpk-pp-ppk\/"]}]},{"@type":"BreadcrumbList","@id":"https:\/\/www.wedeaq.se\/en\/cp-cpk-pp-ppk\/#breadcrumb","itemListElement":[{"@type":"ListItem","position":1,"name":"Home","item":"https:\/\/www.wedeaq.se\/en\/"},{"@type":"ListItem","position":2,"name":"Cp, Cpk, Pp, Ppk"}]},{"@type":"WebSite","@id":"https:\/\/www.wedeaq.se\/en\/#website","url":"https:\/\/www.wedeaq.se\/en\/","name":"WEDEAQ Scandinavia AB","description":"Quality assurance and process control for demanding customers","publisher":{"@id":"https:\/\/www.wedeaq.se\/en\/#organization"},"alternateName":"WEDEAQ","potentialAction":[{"@type":"SearchAction","target":{"@type":"EntryPoint","urlTemplate":"https:\/\/www.wedeaq.se\/en\/?s={search_term_string}"},"query-input":{"@type":"PropertyValueSpecification","valueRequired":true,"valueName":"search_term_string"}}],"inLanguage":"en-US"},{"@type":"Organization","@id":"https:\/\/www.wedeaq.se\/en\/#organization","name":"Wedeaq Scandinavia AB","alternateName":"Wedeaq","url":"https:\/\/www.wedeaq.se\/en\/","logo":{"@type":"ImageObject","inLanguage":"en-US","@id":"https:\/\/www.wedeaq.se\/en\/#\/schema\/logo\/image\/","url":"https:\/\/www.wedeaq.se\/wp-content\/uploads\/2024\/11\/wedeaq-logo-2-png.webp","contentUrl":"https:\/\/www.wedeaq.se\/wp-content\/uploads\/2024\/11\/wedeaq-logo-2-png.webp","width":696,"height":696,"caption":"Wedeaq Scandinavia AB"},"image":{"@id":"https:\/\/www.wedeaq.se\/en\/#\/schema\/logo\/image\/"},"sameAs":["https:\/\/www.facebook.com\/wedeaq\/","https:\/\/www.linkedin.com\/company\/wedeaq\/"]}]}},"_links":{"self":[{"href":"https:\/\/www.wedeaq.se\/en\/wp-json\/wp\/v2\/pages\/19103","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.wedeaq.se\/en\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/www.wedeaq.se\/en\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/www.wedeaq.se\/en\/wp-json\/wp\/v2\/users\/17"}],"replies":[{"embeddable":true,"href":"https:\/\/www.wedeaq.se\/en\/wp-json\/wp\/v2\/comments?post=19103"}],"version-history":[{"count":8,"href":"https:\/\/www.wedeaq.se\/en\/wp-json\/wp\/v2\/pages\/19103\/revisions"}],"predecessor-version":[{"id":19118,"href":"https:\/\/www.wedeaq.se\/en\/wp-json\/wp\/v2\/pages\/19103\/revisions\/19118"}],"wp:attachment":[{"href":"https:\/\/www.wedeaq.se\/en\/wp-json\/wp\/v2\/media?parent=19103"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.wedeaq.se\/en\/wp-json\/wp\/v2\/categories?post=19103"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.wedeaq.se\/en\/wp-json\/wp\/v2\/tags?post=19103"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}