{"id":13984,"date":"2019-10-25T14:35:41","date_gmt":"2019-10-25T14:35:41","guid":{"rendered":"https:\/\/www.hytorcatlantique.fr\/frequently-asked-questions\/"},"modified":"2023-07-03T08:14:33","modified_gmt":"2023-07-03T08:14:33","slug":"frequently-asked-questions","status":"publish","type":"page","link":"https:\/\/www.hytorcatlantique.fr\/en-ng\/frequently-asked-questions\/","title":{"rendered":"Frequently asked questions"},"content":{"rendered":"<h1 style=\"text-align: center\">Frequently asked questions Hytorc France<\/h1>\n<p>&nbsp;<\/p>\n<h2>General Questions<\/h2>\n<p>&nbsp;<\/p>\n<h3>What is a torque?<\/h3>\n<p><strong>Torque<\/strong> = Force x Length<\/p>\n<p><img decoding=\"async\" loading=\"lazy\" class=\"alignnone size-medium wp-image-1637\" src=\"https:\/\/www.hytorcatlantique.fr\/wp-content\/uploads\/2019\/10\/couple-de-serrage-300x144.jpg\" alt=\"What is a torque - Hytorc\" width=\"300\" height=\"144\" srcset=\"https:\/\/www.hytorcatlantique.fr\/wp-content\/uploads\/2019\/10\/couple-de-serrage-300x144.jpg 300w, https:\/\/www.hytorcatlantique.fr\/wp-content\/uploads\/2019\/10\/couple-de-serrage.jpg 605w\" sizes=\"auto, (max-width: 300px) 100vw, 300px\" \/><\/p>\n<p>&nbsp;<\/p>\n<h3>How is torque determined?<\/h3>\n<p>When determining a <strong>torque<\/strong>, there are several things to consider:<\/p>\n<ul>\n<li>The type of application and its constraints<\/li>\n<li>The type of screw used<\/li>\n<li>The type of grease used<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<h2>Hydraulic wrench<\/h2>\n<p>&nbsp;<\/p>\n<h3>What is a hydraulic wrench?<\/h3>\n<p>A <strong>hydraulic wrench<\/strong> is an adjustable torque wrench that can be used to tighten nuts to a very precise torque (+\/- 3%).<\/p>\n<p>&nbsp;<\/p>\n<h3>How tight should I tighten it?<\/h3>\n<p>It all depends on the type of screw application, as well as the constraints related to the application or its environment.<\/p>\n<p>&nbsp;<\/p>\n<h3>How does a hydraulic wrench work?<\/h3>\n<div style=\"width: 484px\" class=\"wp-video\"><video class=\"wp-video-shortcode\" id=\"video-13984-19\" width=\"484\" height=\"360\" preload=\"metadata\" controls=\"controls\"><a href=\"https:\/\/www.hytorcatlantique.fr\/wp-content\/uploads\/2019\/10\/fonctionnement-cle-hydraulique.mp4\">https:\/\/www.hytorcatlantique.fr\/wp-content\/uploads\/2019\/10\/fonctionnement-cle-hydraulique.mp4<\/a><\/video><\/div>\n<p>&nbsp;<\/p>\n<h3>How to disengage a hydraulic key?<\/h3>\n<p>If the key gets stuck, you can <strong>disengage<\/strong> the HYTORC hydraulic keys thanks to the release levers on each side of the key, no need to hit with a hammer!<\/p>\n<p>&nbsp;<\/p>\n<h3>How do you go from tightening to loosening (and vice versa) for a hydraulic wrench?<\/h3>\n<ul>\n<li><strong>For an eye wrench:<\/strong> Simply turn the wrench over.<\/li>\n<li><strong>For a driver&rsquo;s square key:<\/strong> simply reverse the direction of the driver&rsquo;s square using the push button.<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<h3>What is the operating pressure of a hydraulic wrench?<\/h3>\n<p>A <strong>wrench<\/strong> is used with a pressure of 700 bars, supplied by the <strong>hydraulic pump<\/strong>.<\/p>\n<p>&nbsp;<\/p>\n<h3>What is the role of a reaction arm?<\/h3>\n<p>The <strong>reaction arm<\/strong> recovers the clamping force exerted by the wrench.<\/p>\n<p>&nbsp;<\/p>\n<h3>How do you position a reaction arm?<\/h3>\n<p>It must be placed so that the edge of the heel comes to rest on a fixed part of the application.<\/p>\n<p>&nbsp;<\/p>\n<h2>Hydraulic pumps<\/h2>\n<p>&nbsp;<\/p>\n<h3>Where are the inlets and outlets of a hydraulic pump located?<\/h3>\n<p>The inlets and outlets are the male and female connections that you will find on all pumps, there is no precise assembly to respect.<\/p>\n<p>&nbsp;<\/p>\n<h3>How to adjust the pressure of a hydraulic pump?<\/h3>\n<p>You will find on every HYTORC pump a knob to be screwed in to increase the pressure or to be unscrewed to decrease the pressure of the pump.<\/p>\n<p>&nbsp;<\/p>\n<h3>What is the purpose of the FRL on air-operated pumps?<\/h3>\n<p>It is used to oil the air motor of the pump.<\/p>\n<p>&nbsp;<\/p>\n<h3>What is the air pressure and flow rate required to operate an air pump?<\/h3>\n<p>The <strong>pressure<\/strong> is between 4 and 6 bars and the required <strong>air flow<\/strong> is 950l\/minute.<\/p>\n<p>&nbsp;<\/p>\n<h3>Which power supply for an electric pump?<\/h3>\n<ul>\n<li>Single-phase motor: 230V<\/li>\n<li>Three-phase motor: 400V<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<h3><i class=\"icon-plus acc-icon-plus\"><\/i>How to use a pump?<\/h3>\n<p><a href=\"https:\/\/youtu.be\/aJaukndJO-U\">https:\/\/youtu.be\/aJaukndJO-U<\/a><\/p>\n<p>&nbsp;<\/p>\n<h2 class=\"title\">Screwdrivers<\/h2>\n<p>&nbsp;<\/p>\n<h3><i class=\"icon-minus acc-icon-minus\"><\/i>What is the air pressure needed for a pneumatic screwdriver to work properly?<\/h3>\n<p>The required <strong>air flow<\/strong> is 950l\/minute.<\/p>\n<p>&nbsp;<\/p>\n<h3>How does a screwdriver work?<\/h3>\n<p>It is a pneumatic or electric motor that drives a square conductor through a gear reducer<\/p>\n<p>&nbsp;<\/p>\n<div>\n<h2 class=\"title\"><span id=\"faq_5\">Other products<\/span><\/h2>\n<p>&nbsp;<\/p>\n<h3>What is a Clamp Nut?<\/h3>\n<p><strong>The<\/strong> <strong>HYTORC<\/strong> <strong>Clamp<\/strong> is a mechanical pre-tensioning system that is mounted directly on the threaded rod.<\/p>\n<p>&nbsp;<\/p>\n<h3>What is it for?<\/h3>\n<p><strong>The Clamp<\/strong> serves as both a pre-tensioner and a nut and is driven by a hydraulic torque wrench. Moreover, it also cancels the reaction of the latter.<\/p>\n<\/div>\n<p>&nbsp;<\/p>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Frequently asked questions Hytorc France &nbsp; General Questions &nbsp; What is a torque? Torque = Force x Length &nbsp; How is torque determined? When determining a torque, there are several things to consider: The type of application and its constraints The type of screw used The type of grease used &nbsp; Hydraulic wrench &nbsp; What [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"parent":0,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"templates\/metions.php","meta":{"_acf_changed":false,"footnotes":""},"pompe-hydraulique":[],"class_list":["post-13984","page","type-page","status-publish","hentry"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.7 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>FAQ tightening tools: hydraulic wrench, pumps and screwdrivers<\/title>\n<meta name=\"description\" content=\"Frequently asked questions HYTORC France, tightening tools for industrial bolts: torque, hydraulic wrench, hydraulic pump and screwdrivers etc.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, 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