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{"id":2812,"date":"2017-03-30T22:57:35","date_gmt":"2017-03-30T22:57:35","guid":{"rendered":"https:\/\/engineersfield.com\/?page_id=2812"},"modified":"2022-11-11T18:41:48","modified_gmt":"2022-11-11T18:41:48","slug":"preload-force-ad-tightening-torque","status":"publish","type":"page","link":"https:\/\/engineersfield.com\/preload-force-ad-tightening-torque\/","title":{"rendered":"Preload force ad tightening torque for hexagon head screws for coefficients of total friction (\u00b5tot)"},"content":{"rendered":"

Preload force and tightening torque for hexagon head screws (ISO 4014) for coefficients of total friction (\u00b5tot)<\/p>\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n
Coarse pitch thread, \u00b5tot = 0.10<\/strong><\/td>\n<\/tr>\n
Dimensions<\/strong><\/td>\nPreload force (N)<\/strong><\/td>\nTightening torque(Nm)<\/strong><\/td>\n<\/tr>\n
8.8<\/strong><\/td>\n10.9<\/strong><\/td>\n12.9<\/strong><\/td>\n8.8<\/strong><\/td>\n10.9<\/strong><\/td>\n12.9<\/strong><\/td>\n<\/tr>\n
M4<\/strong><\/td>\n4250<\/td>\n6200<\/td>\n7250<\/td>\n2.4<\/td>\n3.6<\/td>\n4.2<\/td>\n<\/tr>\n
M5<\/strong><\/td>\n6900<\/td>\n10200<\/td>\n11900<\/td>\n4.8<\/td>\n7.1<\/td>\n8.3<\/td>\n<\/tr>\n
M6<\/strong><\/td>\n9750<\/td>\n14300<\/td>\n16800<\/td>\n8.3<\/td>\n12<\/td>\n14<\/td>\n<\/tr>\n
M8<\/strong><\/td>\n17900<\/td>\n26300<\/td>\n30700<\/td>\n20<\/td>\n30<\/td>\n35<\/td>\n<\/tr>\n
M10<\/strong><\/td>\n28500<\/td>\n41800<\/td>\n48900<\/td>\n40<\/td>\n59<\/td>\n69<\/td>\n<\/tr>\n
M12<\/strong><\/td>\n41500<\/td>\n61000<\/td>\n71500<\/td>\n69<\/td>\n100<\/td>\n120<\/td>\n<\/tr>\n
M14<\/strong><\/td>\n57000<\/td>\n83500<\/td>\n98000<\/td>\n110<\/td>\n160<\/td>\n190<\/td>\n<\/tr>\n
M16<\/strong><\/td>\n78500<\/td>\n115000<\/td>\n135000<\/td>\n170<\/td>\n250<\/td>\n290<\/td>\n<\/tr>\n
M18<\/strong><\/td>\n98 000<\/td>\n140000<\/td>\n164000<\/td>\n245<\/td>\n345<\/td>\n405<\/td>\n<\/tr>\n
M20<\/strong><\/td>\n126000<\/td>\n180000<\/td>\n210000<\/td>\n340<\/td>\n490<\/td>\n570<\/td>\n<\/tr>\n
M22<\/strong><\/td>\n158000<\/td>\n224000<\/td>\n263000<\/td>\n460<\/td>\n660<\/td>\n770<\/td>\n<\/tr>\n
M24<\/strong><\/td>\n182000<\/td>\n259000<\/td>\n303000<\/td>\n590<\/td>\n840<\/td>\n980<\/td>\n<\/tr>\n
M27<\/strong><\/td>\n239000<\/td>\n340000<\/td>\n398000<\/td>\n870<\/td>\n1250<\/td>\n1450<\/td>\n<\/tr>\n
M30<\/strong><\/td>\n291000<\/td>\n414000<\/td>\n484000<\/td>\n1200<\/td>\n1700<\/td>\n1950<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

 <\/p>\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n
Fine pitch thread, \u00b5tot = 0.10<\/strong><\/td>\n<\/tr>\n
Dimensions<\/strong><\/td>\nPreload force (N)<\/strong><\/td>\nTightening torque(Nm)<\/strong><\/td>\n<\/tr>\n
8.8<\/strong><\/td>\n10.9<\/strong><\/td>\n12.9<\/strong><\/td>\n8.8<\/strong><\/td>\n10.9<\/strong><\/td>\n12.9<\/strong><\/td>\n<\/tr>\n
M8 x 1<\/strong><\/td>\n19600<\/td>\n28700<\/td>\n33600<\/td>\n22<\/td>\n32<\/td>\n37<\/td>\n<\/tr>\n
M10 x 1.25<\/strong><\/td>\n30600<\/td>\n44900<\/td>\n52500<\/td>\n42<\/td>\n62<\/td>\n72<\/td>\n<\/tr>\n
M12 x 1.25<\/strong><\/td>\n46600<\/td>\n68500<\/td>\n80000<\/td>\n75<\/td>\n110<\/td>\n130<\/td>\n<\/tr>\n
M12 x 1.5<\/strong><\/td>\n44000<\/td>\n64500<\/td>\n75500<\/td>\n72<\/td>\n105<\/td>\n125<\/td>\n<\/tr>\n
M14 x 1.5<\/strong><\/td>\n63000<\/td>\n92500<\/td>\n108000<\/td>\n120<\/td>\n175<\/td>\n200<\/td>\n<\/tr>\n
M16 x 1.5<\/strong><\/td>\n85500<\/td>\n125000<\/td>\n147000<\/td>\n180<\/td>\n265<\/td>\n310<\/td>\n<\/tr>\n
M18 x 1.5<\/strong><\/td>\n114000<\/td>\n163000<\/td>\n191000<\/td>\n270<\/td>\n385<\/td>\n450<\/td>\n<\/tr>\n
M20 x 1.5<\/strong><\/td>\n144000<\/td>\n206000<\/td>\n241000<\/td>\n375<\/td>\n530<\/td>\n620<\/td>\n<\/tr>\n
M22 x 1.5<\/strong><\/td>\n178000<\/td>\n253000<\/td>\n296000<\/td>\n500<\/td>\n710<\/td>\n830<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

 <\/p>\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n
Coarse pitch thread, \u00b5tot = 0.16<\/strong><\/td>\n<\/tr>\n
Dimensions<\/strong><\/td>\nPreload force (N)<\/strong><\/td>\nTightening torque(Nm)<\/strong><\/td>\n<\/tr>\n
8.8<\/strong><\/td>\n10.9<\/strong><\/td>\n12.9<\/strong><\/td>\n8.8<\/strong><\/td>\n10.9<\/strong><\/td>\n12.9<\/strong><\/td>\n<\/tr>\n
M4<\/strong><\/td>\n3750<\/td>\n5500<\/td>\n6450<\/td>\n3.2<\/td>\n4.7<\/td>\n5.5<\/td>\n<\/tr>\n
M5<\/strong><\/td>\n6100<\/td>\n9000<\/td>\n10500<\/td>\n6.4<\/td>\n9.3<\/td>\n11<\/td>\n<\/tr>\n
M6<\/strong><\/td>\n8650<\/td>\n12700<\/td>\n14800<\/td>\n11<\/td>\n16<\/td>\n19<\/td>\n<\/tr>\n
M8<\/strong><\/td>\n15900<\/td>\n23300<\/td>\n27300<\/td>\n27<\/td>\n39<\/td>\n46<\/td>\n<\/tr>\n
M10<\/strong><\/td>\n25300<\/td>\n37100<\/td>\n43400<\/td>\n53<\/td>\n78<\/td>\n91<\/td>\n<\/tr>\n
M12<\/strong><\/td>\n36800<\/td>\n54000<\/td>\n63500<\/td>\n92<\/td>\n135<\/td>\n155<\/td>\n<\/tr>\n
M14<\/strong><\/td>\n55500<\/td>\n74500<\/td>\n87000<\/td>\n145<\/td>\n215<\/td>\n250<\/td>\n<\/tr>\n
M16<\/strong><\/td>\n69500<\/td>\n102000<\/td>\n120000<\/td>\n230<\/td>\n335<\/td>\n390<\/td>\n<\/tr>\n
M18<\/strong><\/td>\n875000<\/td>\n124000<\/td>\n145000<\/td>\n325<\/td>\n465<\/td>\n540<\/td>\n<\/tr>\n
M20<\/strong><\/td>\n112000<\/td>\n160000<\/td>\n187000<\/td>\n460<\/td>\n660<\/td>\n770<\/td>\n<\/tr>\n
M22<\/strong><\/td>\n140000<\/td>\n200000<\/td>\n234000<\/td>\n620<\/td>\n890<\/td>\n1050<\/td>\n<\/tr>\n
M24<\/strong><\/td>\n162000<\/td>\n230000<\/td>\n269000<\/td>\n790<\/td>\n1150<\/td>\n1300<\/td>\n<\/tr>\n
M27<\/strong><\/td>\n213000<\/td>\n303000<\/td>\n355000<\/td>\n1150<\/td>\n1650<\/td>\n1950<\/td>\n<\/tr>\n
M30<\/strong><\/td>\n259000<\/td>\n369000<\/td>\n431000<\/td>\n1600<\/td>\n2250<\/td>\n2650<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

 <\/p>\n\n\n\n\n\n\n\n\n\n\n\n\n\n
Fine pitch thread,\u00a0\u00a0 \u00b5tot = 0.16<\/strong><\/td>\n<\/tr>\n
Dimensions<\/strong><\/td>\nPreload force (N)<\/strong><\/td>\nTightening torque(Nm)<\/strong><\/td>\n<\/tr>\n
8.8<\/strong><\/td>\n10.9<\/strong><\/td>\n12.9<\/strong><\/td>\n8.8<\/strong><\/td>\n10.9<\/strong><\/td>\n12.9<\/strong><\/td>\n<\/tr>\n
M8 x 1<\/strong><\/td>\n17400<\/td>\n25600<\/td>\n29900<\/td>\n29<\/td>\n43<\/td>\n50<\/td>\n<\/tr>\n
M10 x 1.25<\/strong><\/td>\n27200<\/td>\n40000<\/td>\n46800<\/td>\n56<\/td>\n83<\/td>\n97<\/td>\n<\/tr>\n
M12 x 1.25<\/strong><\/td>\n41600<\/td>\n61000<\/td>\n71500<\/td>\n100<\/td>\n150<\/td>\n175<\/td>\n<\/tr>\n
M12 x 1.5<\/strong><\/td>\n39200<\/td>\n57500<\/td>\n67500<\/td>\n96<\/td>\n140<\/td>\n165<\/td>\n<\/tr>\n
M16 x 1.5<\/strong><\/td>\n56000
\n76000<\/td>\n		82500
\n112000<\/td>\n		96500
\n131000<\/td>\n		160
\n245<\/td>\n		235
\n360<\/td>\n		275
\n425<\/td>\n<\/tr>\n
M18 x 1.5<\/strong><\/td>\n102000<\/td>\n163000<\/td>\n171000<\/td>\n370<\/td>\n530<\/td>\n620<\/td>\n<\/tr>\n
M20 x 1.5<\/strong><\/td>\n129000<\/td>\n206000<\/td>\n216000<\/td>\n520<\/td>\n740<\/td>\n860<\/td>\n<\/tr>\n
M22 x 1.5<\/strong><\/td>\n159000<\/td>\n253000<\/td>\n266000<\/td>\n690<\/td>\n990<\/td>\n1150<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

\n","protected":false},"excerpt":{"rendered":"

Preload force and tightening torque for hexagon head screws (ISO 4014) for coefficients of total friction (\u00b5tot) Coarse pitch thread, \u00b5tot = 0.10 Dimensions Preload force (N) Tightening torque(Nm) 8.8 10.9 12.9 8.8 10.9 12.9 M4 4250 6200 7250 2.4 3.6 4.2 M5 6900 10200 11900 4.8 7.1 8.3 M6 9750 14300 16800 8.3 12 […]<\/p>\n","protected":false},"author":1,"featured_media":0,"parent":0,"menu_order":202,"comment_status":"closed","ping_status":"closed","template":"","meta":{"_acf_changed":false,"footnotes":""},"class_list":["post-2812","page","type-page","status-publish","hentry"],"acf":[],"yoast_head":"\nPreload force ad tightening torque for hexagon head screws for coefficients of total friction (\u00b5tot) - Engineersfield<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/engineersfield.com\/preload-force-ad-tightening-torque\/\" \/>\n<meta property=\"og:locale\" content=\"en_GB\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Preload force ad tightening torque for hexagon head screws for coefficients of total friction (\u00b5tot)\" \/>\n<meta property=\"og:description\" content=\"Preload force and tightening torque for hexagon head screws (ISO 4014) for coefficients of total friction (\u00b5tot) Coarse pitch thread, \u00b5tot = 0.10 Dimensions Preload force (N) Tightening torque(Nm) 8.8 10.9 12.9 8.8 10.9 12.9 M4 4250 6200 7250 2.4 3.6 4.2 M5 6900 10200 11900 4.8 7.1 8.3 M6 9750 14300 16800 8.3 12 […]\" \/>\n<meta property=\"og:url\" content=\"https:\/\/engineersfield.com\/preload-force-ad-tightening-torque\/\" \/>\n<meta property=\"og:site_name\" content=\"Engineersfield\" \/>\n<meta property=\"article:publisher\" content=\"https:\/\/www.facebook.com\/engineersfields\" \/>\n<meta property=\"article:modified_time\" content=\"2022-11-11T18:41:48+00:00\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"Estimated 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:\/\/engineersfield.com\/preload-force-ad-tightening-torque\/\",\"url\":\"https:\/\/engineersfield.com\/preload-force-ad-tightening-torque\/\",\"name\":\"Preload force ad tightening torque for hexagon head screws for coefficients of total friction (\u00b5tot) - 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