[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"detail-sidebar-cat-1-en-105":3,"doc-seo-565515-105":53,"doc-detail-565515-en":127},{"code":4,"msg":5,"data":6},0,"success",[7,14,19,24,29,34,39,44,49],{"id":8,"doc_module":9,"doc_module_name":10,"category_name":11,"show_sort_weight":12,"slug":13},11,1,"Template","Presentations",90,"presentations",{"id":15,"doc_module":9,"doc_module_name":10,"category_name":16,"show_sort_weight":17,"slug":18},12,"Resumes",80,"resumes",{"id":20,"doc_module":9,"doc_module_name":10,"category_name":21,"show_sort_weight":22,"slug":23},14,"Invoices",70,"invoices",{"id":25,"doc_module":9,"doc_module_name":10,"category_name":26,"show_sort_weight":27,"slug":28},15,"Posters",60,"posters",{"id":30,"doc_module":9,"doc_module_name":10,"category_name":31,"show_sort_weight":32,"slug":33},16,"Social Media",50,"social-media",{"id":35,"doc_module":9,"doc_module_name":10,"category_name":36,"show_sort_weight":37,"slug":38},17,"Forms",40,"forms",{"id":40,"doc_module":9,"doc_module_name":10,"category_name":41,"show_sort_weight":42,"slug":43},18,"Letters",30,"letters",{"id":45,"doc_module":9,"doc_module_name":10,"category_name":46,"show_sort_weight":47,"slug":48},21,"Paper Templates",5,"papers-templates",{"id":50,"doc_module":9,"doc_module_name":10,"category_name":51,"show_sort_weight":4,"slug":52},158,"General","general-158",{"code":4,"msg":54,"data":55},"ok",{"site_id":56,"language":57,"slug":58,"title":59,"keywords":60,"description":61,"schema_data":62,"social_meta":120,"head_meta":122,"extra_data":124,"updated_unix":126},105,"en","moody-darcy-weisbach-friction-factor","Moody - Darcy-Weisbach friction factor","","Moody diagram data for the Darcy–Weisbach friction factor is presented for water at 20°C and for atmospheric air at 20°C. The document lists ranges of Reynolds-related velocity and diameter terms (V D) and provides corresponding friction factor values, including a transition labeled for rough, turbulent flow in pipes. It includes references to the Darcy–Weisbach friction factor f and a relation using log r terms for determining f across flow regimes.",{"@graph":63,"@context":119},[64,80,102],{"@type":65,"itemListElement":66},"BreadcrumbList",[67,71,74,77],{"item":68,"name":69,"@type":70,"position":9},"https://docshare.wps.com","Home","ListItem",{"item":72,"name":10,"@type":70,"position":73},"https://docshare.wps.com/template/",2,{"item":75,"name":51,"@type":70,"position":76},"https://docshare.wps.com/template/general/",3,{"item":78,"name":59,"@type":70,"position":79},"https://docshare.wps.com/template/moody-darcy-weisbach-friction-factor/565515/",4,{"url":78,"name":59,"@type":81,"image":82,"author":87,"headline":59,"publisher":90,"fileFormat":93,"inLanguage":57,"description":61,"dateModified":94,"datePublished":95,"encodingFormat":93,"isAccessibleForFree":96,"interactionStatistic":97},"DigitalDocument",{"url":83,"@type":84,"width":85,"height":86},"https://docshare.wps.com/thumbnails/moody-darcy-weisbach-friction-factor/565515.png","ImageObject",442,249,{"name":88,"@type":89},"Dusta123","Person",{"url":68,"name":91,"@type":92},"DocShare","Organization","application/pdf","2026-10-27","2026-10-13",true,{"@type":98,"interactionType":99,"userInteractionCount":101},"InteractionCounter",{"@type":100},"ViewAction",8,{"@type":103,"mainEntity":104},"FAQPage",[105,111,115],{"name":106,"@type":107,"acceptedAnswer":108},"What quantities does the diagram relate for pipe flow?","Question",{"text":109,"@type":110},"It links a Reynolds-related velocity–diameter term (V·D) with the Darcy–Weisbach friction factor f for different flow regimes.","Answer",{"name":112,"@type":107,"acceptedAnswer":113},"How is the friction factor sectioned by fluid type and temperature?",{"text":114,"@type":110},"Separate ranges are given for water at 20°C and for atmospheric air at 20°C, indicating different friction-factor behavior.",{"name":116,"@type":107,"acceptedAnswer":117},"What equation or method is shown for friction factor calculation?",{"text":118,"@type":110},"The content includes Darcy–Weisbach friction factor notation and a log-based expression involving r to estimate f.","https://schema.org",{"og:url":78,"og:type":121,"og:title":59,"og:site_name":91,"og:description":61},"article",{"robots":123,"canonical":78},"index,follow",{"doc_id":125,"site_id":56},565515,1792087000,{"code":4,"msg":5,"data":128},{"doc_id":125,"user_id":129,"nickname":88,"user_avatar":130,"doc_module":9,"category_id":50,"category_name":51,"doc_title":59,"doc_description":61,"doc_content":131,"file_id":132,"file_url":133,"file_type":134,"file_size":135,"view_count":101,"is_deleted":4,"is_public":9,"is_downloadable":9,"audit_status":9,"page_count":9,"language":136,"language_code":57,"site_id":56,"html_lang":57,"table_of_contents":137,"faqs":138,"seo_title":139,"seo_description":61,"update_tm":140,"read_time":4},962093541925,"https://ap-avatar.wpscdn.com/davatar_085a072bc5b1113ac321206ff7593b45","VD for water at 20°C (Vin m/s, D in cm)  \n0.06 | |  \n0.1  \n|  \n0.2  \n|  \n0.4  \n|  \n0.6  \n|  \n0.8  \n|  \n1  \n|  \n2  \n|  \n4  \n|  \n6  \n|  \n8  \n|  \n10  \n|  \n20  \n|  \n40  \n|  \n60 | |  \n100  \n|  \n200  \n|  \n400  \n|  \n600 | |  \n1000  \n|  \n2000  \n|  \n4000  \n|  \n6000 | |  \n10000 |  \n10−1  \n2hDg  \nDarcy −Weisbach fr ict ion factor f ! \"\"\"\"  \nLV 2  \n9  \n8  \n7  \n6  \n5.5  \n5  \n4.5  \n4  \n3.5  \n3  \n2.5  \n2  \n1.8  \n1.6  \n1.4  \n1.2  \n10−2  \n9  \n8  \nVD for atmospheric air at 20°C  \n1  \n|  \n2  \n|  \n4  \n|  \n6  \n|  \n8  \n|  \n10  \n|  \n20  \n|  \n40  \n|  \n60 | |  \n100  \n|  \n200  \n|  \n400  \n|  \n600 | |  \n1000  \n|  \n2000  \n|  \n4000  \n|  \n6000 | |  \n10000 |  \n20000 |  \n40000 |  \n60000 |  \n100000 | |  \n\n|  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |\n| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |\n|  |  | L | a | minar |  |  |  | → |  |  | | rit\u003Cbr>| i | cal |  | ← |  |  |  |  |  | Tr | a | nsi | tio | n | zo | n | e |  |  |  |  |  | → | ← |  |  |  |  |  |  |  |  |  |  | Co | m | p | l | ete |  |  | tu | rb | ul | en | c | e | , r | ou | gh |  | pip | es | , R |  | > | 3 | 5 | 0 | 0 | / | r, | 1/ | √f |  | = | 1 | .14 | − |  | 2 | log | r |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |\n|  |  |  | f | low |  |  |  |  |  |  | z\u003Cbr>| o | n | e | | | | |  | | | |  | |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |\n|  |  |  |  |  |  |  |  |  |  |  |  |  |  | | | | | |  | | | | |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | | |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |\n|  |  |  |  |  |  |  |  |  |  |  | | |  | | | | | |  |  |  |  |  | |  |  |  |  |  |  |  |  |  | |  | |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |\n|  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |\n|  |  |  |  |  |  |  |  |  |  |  | | |  | | | | | |  | | | | | | |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |\n|  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |\n|  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |","cbCaim3KwwyOrlBe","https://ap.wps.com/l/cbCaim3KwwyOrlBe","pdf",71836,"English","# Darcy–Weisbach friction factor data\n## Water at 20°C\n## Atmospheric air at 20°C","[{\"question\":\"What quantities does the diagram relate for pipe flow?\",\"answer\":\"It links a Reynolds-related velocity–diameter term (V·D) with the Darcy–Weisbach friction factor f for different flow regimes.\"},{\"question\":\"How is the friction factor sectioned by fluid type and temperature?\",\"answer\":\"Separate ranges are given for water at 20°C and for atmospheric air at 20°C, indicating different friction-factor behavior.\"},{\"question\":\"What equation or method is shown for friction factor calculation?\",\"answer\":\"The content includes Darcy–Weisbach friction factor notation and a log-based expression involving r to estimate f.\"}]","Moody - Darcy-Weisbach friction factor | PDF",1791855665]