{"id":35,"date":"2026-08-19T14:40:24","date_gmt":"2026-08-19T14:40:24","guid":{"rendered":"https:\/\/haojubolt.com\/home\/"},"modified":"2026-08-20T05:05:08","modified_gmt":"2026-08-20T05:05:08","slug":"home","status":"publish","type":"page","link":"https:\/\/haojubolt.com\/","title":{"rendered":"Bolting Tools, Hydraulic Torque Wrenches, Hydraulic Pumps, Hydraulic Bolt Tensioners, Battery Torque Wrenches \u2013 Elect\u2026"},"content":{"rendered":"\t<style id=\"ebhome-page-css\">.ebhome-page,.ebhome-page *{box-sizing:border-box}.ebhome-page{--blue:#0754a0;--blue-dark:#06376d;--red:#e51f2b;--ink:#18202a;--muted:#637080;--line:#dfe4ea;width:100%;overflow:hidden;background:#fff;color:var(--ink);font-family:Arial,Helvetica,sans-serif}.ebhome-page h1,.ebhome-page h2,.ebhome-page h3,.ebhome-page p{margin:0}.ebhome-page a{text-decoration:none}.ebhome-page button,.ebhome-page input,.ebhome-page textarea,.ebhome-page select{font:inherit}.ebhome-wrap{width:min(1200px,calc(100% - 40px));margin:0 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img{position:relative;z-index:1;display:block;width:100%;height:100%;object-fit:cover}.ebhome-about-copy{min-height:0;background:rgba(255,255,255,.92)}\n.ebhome-service-grid{height:420px;background-image:linear-gradient(rgba(10,27,43,.68),rgba(10,27,43,.68)),var(--ebhome-service-desktop-bg);background-position:center;background-size:cover}.ebhome-service-grid article{display:flex;min-width:0;flex-direction:column;justify-content:center;padding:30px 36px;border:1px solid rgba(255,255,255,.42);background:rgba(4,18,31,.08);color:#fff}.ebhome-service-grid article:after{display:none}.ebhome-service-grid article i,.ebhome-service-grid article h3,.ebhome-service-grid article hr,.ebhome-service-grid article p{visibility:visible}.ebhome-service-grid article i{display:block;margin:0 0 8px;color:#fff;font-size:34px;font-style:normal;line-height:1}.ebhome-service-grid article h3{color:#fff;font:700 17px\/1.4 Georgia,\"Times New Roman\",serif}.ebhome-service-grid article hr{width:70px;margin:14px 0;border:0;border-top:1px solid rgba(255,255,255,.72)}.ebhome-service-grid article p{color:#fff;font:400 13px\/1.55 Arial,sans-serif}\n@media(max-width:989px){.ebhome-about-grid{grid-template-columns:1fr}.ebhome-about-frame{width:100%}.ebhome-service-grid{width:100%;height:auto}}\n@media(max-width:640px){.ebhome-about{min-height:0;padding:36px 0 42px}.ebhome-about-grid{min-height:0;gap:18px}.ebhome-about-frame{width:100%;height:350px;padding:0 0 10px 10px;border:0}.ebhome-about-frame:before{width:70%;height:86%;border-width:5px}.ebhome-about-copy{padding:24px 4px}.ebhome-service-grid{background-image:linear-gradient(rgba(16,25,34,.7),rgba(16,25,34,.7)),var(--ebhome-service-mobile-bg)}.ebhome-service-grid article{background:transparent}}<\/style>\n\t<main class=\"ebhome-page\" id=\"ebtorc-home-page\">\n\t\t<section class=\"ebhome-hero\">\n\t\t\t<picture><source media=\"(max-width:767px)\" srcset=\"https:\/\/haojubolt.com\/wp-content\/uploads\/ebtorc-home\/banner-mobile.webp\" data-ebhome-image=\"hero_mobile\"><img decoding=\"async\" src=\"https:\/\/haojubolt.com\/wp-content\/uploads\/ebtorc-home\/banner-desktop.webp\" alt=\"\" data-ebhome-image=\"hero_desktop\" fetchpriority=\"high\"><\/picture>\n\t\t\t<div class=\"ebhome-banner-copy\"><h1 data-ebhome-bind=\"hero_title\">ELECTRIC BUTLER Industrial Bolting<\/h1><p data-ebhome-bind=\"hero_text\">Controlled torque and tensioning solutions for reliable joints in demanding industries.<\/p><div><a class=\"ebhome-btn light\" href=\"https:\/\/haojubolt.com\/products\/\" data-ebhome-bind=\"hero_primary_text\" data-ebhome-href=\"hero_primary_url\">Explore Products<\/a><button class=\"ebhome-btn js-ebps-quote\" type=\"button\" data-product=\"General inquiry\" data-ebhome-bind=\"hero_quote_text\">Request a Quote<\/button><\/div><\/div>\n\t\t<\/section>\n\n\t\t<section class=\"ebhome-categories ebhome-wrap\"><div class=\"ebhome-section-head\"><p class=\"ebhome-kicker\" data-ebhome-bind=\"category_kicker\">Product lines<\/p><h2 class=\"ebhome-section-title\" data-ebhome-bind=\"category_title\">Industrial Bolting Solutions<\/h2><p class=\"ebhome-lead\" data-ebhome-bind=\"category_text\">Start with the product category that matches your application, then compare available models and configurations.<\/p><\/div><div class=\"ebhome-category-grid\">\n\t\t<a class=\"ebhome-category-card\" href=\"https:\/\/haojubolt.com\/products\/?category=hydraulic-torque-wrenches\" data-ebhome-href=\"categories_0_url\"><img decoding=\"async\" src=\"https:\/\/haojubolt.com\/wp-content\/uploads\/2026\/08\/ebtorc-refined-20260821-v2-nologo-webp-pmu-series-square-drive-hydraulic-wrench-01.webp\" alt=\"Hydraulic Torque Wrenches\" data-ebhome-image=\"categories_0_image\" loading=\"lazy\"><span><h3 data-ebhome-bind=\"categories_0_title\">Hydraulic Torque Wrenches<\/h3><p data-ebhome-bind=\"categories_0_text\">Square-drive and low-clearance tools for controlled high-torque bolting.<\/p><b data-ebhome-bind=\"category_link_text\">Explore category \u2192<\/b><\/span><\/a><a class=\"ebhome-category-card\" href=\"https:\/\/haojubolt.com\/products\/?category=hydraulic-bolt-tensioners\" data-ebhome-href=\"categories_1_url\"><img decoding=\"async\" src=\"https:\/\/haojubolt.com\/wp-content\/uploads\/2026\/08\/ebtorc-refined-20260821-v2-nologo-webp-pdt-hydraulic-bolt-tensioner-01.webp\" alt=\"Bolt Tensioners\" data-ebhome-image=\"categories_1_image\" loading=\"lazy\"><span><h3 data-ebhome-bind=\"categories_1_title\">Bolt Tensioners<\/h3><p data-ebhome-bind=\"categories_1_text\">Accurate axial preload for critical flange and structural joints.<\/p><b data-ebhome-bind=\"category_link_text\">Explore category \u2192<\/b><\/span><\/a><a class=\"ebhome-category-card\" href=\"https:\/\/haojubolt.com\/products\/?category=hydraulic-pumps\" data-ebhome-href=\"categories_2_url\"><img decoding=\"async\" src=\"https:\/\/haojubolt.com\/wp-content\/uploads\/2026\/08\/ebtorc-refined-20260821-v2-nologo-webp-electric-hydraulic-pump-01.webp\" alt=\"Hydraulic Pumps\" data-ebhome-image=\"categories_2_image\" loading=\"lazy\"><span><h3 data-ebhome-bind=\"categories_2_title\">Hydraulic Pumps<\/h3><p data-ebhome-bind=\"categories_2_text\">Pressure-controlled power units matched to hydraulic bolting tools.<\/p><b data-ebhome-bind=\"category_link_text\">Explore category \u2192<\/b><\/span><\/a><a class=\"ebhome-category-card\" href=\"https:\/\/haojubolt.com\/products\/?category=battery-torque-wrenches\" data-ebhome-href=\"categories_3_url\"><img decoding=\"async\" src=\"https:\/\/haojubolt.com\/wp-content\/uploads\/2026\/08\/ebtorc-refined-20260821-v2-nologo-webp-lithium-electric-torque-wrench-01.webp\" alt=\"Battery Torque Wrenches\" data-ebhome-image=\"categories_3_image\" loading=\"lazy\"><span><h3 data-ebhome-bind=\"categories_3_title\">Battery Torque Wrenches<\/h3><p data-ebhome-bind=\"categories_3_text\">Portable cordless tools for efficient field and maintenance bolting.<\/p><b data-ebhome-bind=\"category_link_text\">Explore category \u2192<\/b><\/span><\/a>\t\t<\/div><\/section>\n\n\t\t<section class=\"ebhome-about\"><div class=\"ebhome-wrap ebhome-about-grid\"><div class=\"ebhome-about-frame\"><img decoding=\"async\" src=\"https:\/\/haojubolt.com\/wp-content\/uploads\/ebtorc-home\/about-factory.png\" alt=\"Electric Butler manufacturing facility\" data-ebhome-image=\"about_image\" loading=\"lazy\"><\/div><div class=\"ebhome-about-copy\"><h2 class=\"ebhome-section-title\" data-ebhome-bind=\"about_title\">ABOUT US<\/h2><div data-ebhome-bind=\"about_text\" data-ebhome-mode=\"multiline\"><p>Electric Butler combines more than 20 years of engineering experience with a practical focus on safe, precise bolting. Our 150-person team develops hydraulic torque wrenches, pumps, bolt tensioners and battery tools for demanding industrial applications.<\/p>\n<p>In our 8,000-square-meter factory, 100+ CNC machines and a dedicated QC team verify strength, stability, durability and calibration before shipment.<\/p>\n<p>A multidisciplinary R&amp;D group and experienced technicians continue to refine dependable bolting solutions for power, petrochemical, construction and heavy industry.<\/p>\n<\/div><a href=\"https:\/\/haojubolt.com\/aboutus\/\" data-ebhome-bind=\"about_button_text\" data-ebhome-href=\"about_button_url\">More<\/a><\/div><\/div><\/section>\n\n\t\t<section class=\"ebhome-articles ebhome-wrap\"><div class=\"ebhome-plain-title\"><h2 class=\"ebhome-section-title\" data-ebhome-bind=\"application_title\">APPLICATION<\/h2><\/div><div class=\"ebhome-article-grid\">\t\t<article class=\"ebhome-article-card\">\n\t\t\t<a class=\"ebhome-article-image\" href=\"https:\/\/haojubolt.com\/application\/\" data-ebhome-href=\"applications_0_url\"><img decoding=\"async\" src=\"https:\/\/haojubolt.com\/wp-content\/uploads\/ebtorc-home\/application-refinery.jpg\" alt=\"Flange leakage solution for a refinary client\" data-ebhome-image=\"applications_0_image\" loading=\"lazy\"><\/a>\n\t\t\t<a class=\"ebhome-card-arrow\" href=\"https:\/\/haojubolt.com\/application\/\" aria-label=\"View\">\u2192<\/a>\n\t\t\t<div class=\"ebhome-article-body\"><h3 data-ebhome-bind=\"applications_0_title\">Flange leakage solution for a refinary client<\/h3><p data-ebhome-bind=\"applications_0_text\">Background: Our client is a refining plant. Controlled bolting restored reliable flange sealing under demanding temperature and pressure.<\/p><time data-ebhome-bind=\"applications_0_date\">2023-07-18<\/time><\/div>\n\t\t<\/article>\n\t\t\t\t<article class=\"ebhome-article-card\">\n\t\t\t<a class=\"ebhome-article-image\" href=\"https:\/\/haojubolt.com\/application\/\" data-ebhome-href=\"applications_1_url\"><img decoding=\"async\" src=\"https:\/\/haojubolt.com\/wp-content\/uploads\/ebtorc-home\/application-integrity.jpg\" alt=\"Flange Joint Integrity Management\" data-ebhome-image=\"applications_1_image\" loading=\"lazy\"><\/a>\n\t\t\t<a class=\"ebhome-card-arrow\" href=\"https:\/\/haojubolt.com\/application\/\" aria-label=\"View\">\u2192<\/a>\n\t\t\t<div class=\"ebhome-article-body\"><h3 data-ebhome-bind=\"applications_1_title\">Flange Joint Integrity Management<\/h3><p data-ebhome-bind=\"applications_1_text\">Background: In refining and chemical plants, flange assembly quality depends on controlled bolt load and documented tightening procedures.<\/p><time data-ebhome-bind=\"applications_1_date\">2023-07-07<\/time><\/div>\n\t\t<\/article>\n\t\t\t\t<article class=\"ebhome-article-card\">\n\t\t\t<a class=\"ebhome-article-image\" href=\"https:\/\/haojubolt.com\/application\/\" data-ebhome-href=\"applications_2_url\"><img decoding=\"async\" src=\"https:\/\/haojubolt.com\/wp-content\/uploads\/ebtorc-home\/application-petrochemical.jpg\" alt=\"Flange leakage solution for a petrochemical client\" data-ebhome-image=\"applications_2_image\" loading=\"lazy\"><\/a>\n\t\t\t<a class=\"ebhome-card-arrow\" href=\"https:\/\/haojubolt.com\/application\/\" aria-label=\"View\">\u2192<\/a>\n\t\t\t<div class=\"ebhome-article-body\"><h3 data-ebhome-bind=\"applications_2_title\">Flange leakage solution for a petrochemical client<\/h3><p data-ebhome-bind=\"applications_2_text\">Background: A high-pressure heat exchanger required synchronized, controlled tightening to resolve recurring flange leakage.<\/p><time data-ebhome-bind=\"applications_2_date\">2023-06-24<\/time><\/div>\n\t\t<\/article>\n\t\t<\/div><\/section>\n\n\t\t<section class=\"ebhome-service\"><div class=\"ebhome-wrap\"><div class=\"ebhome-plain-title\"><h2 class=\"ebhome-section-title\" data-ebhome-bind=\"service_title\">SERVICE<\/h2><\/div><div class=\"ebhome-service-grid\" style=\"--ebhome-service-desktop-bg:url('https:\/\/haojubolt.com\/wp-content\/uploads\/ebtorc-home\/service-desktop.jpg');--ebhome-service-mobile-bg:url('https:\/\/haojubolt.com\/wp-content\/uploads\/ebtorc-home\/service-mobile.jpg')\" data-ebhome-bg-desktop=\"service_desktop_bg\" data-ebhome-bg-mobile=\"service_bg\"><article><i aria-hidden=\"true\">\u25c7<\/i><h3 data-ebhome-bind=\"services_0_title\">Flange Joint Integrity Management<\/h3><hr><p data-ebhome-bind=\"services_0_text\">Nearly 60 employees and 3000 sets of bolting tools to provide engineering services according to ASME PCC-1, ECITB MJI-18, MJI-19 in the petrochemical installation and maintenance site.<\/p><\/article><article><i aria-hidden=\"true\">\u25b1<\/i><h3 data-ebhome-bind=\"services_1_title\">Development And Manufacturing Of Bolting Tools<\/h3><hr><p data-ebhome-bind=\"services_1_text\">Wide range of products include hydraulic torque wrenches, hydraulic pumps, hydraulic bolt tensioners, battery torque wrenches etc.<\/p><\/article><article><i aria-hidden=\"true\">\u25a5<\/i><h3 data-ebhome-bind=\"services_2_title\">Rental Business<\/h3><hr><p data-ebhome-bind=\"services_2_text\">3000 high-quality tools available for rental, lease-purchase is possible.<\/p><\/article><article><i aria-hidden=\"true\">\u2301<\/i><h3 data-ebhome-bind=\"services_3_title\">Bolting Software And Cloud<\/h3><hr><p data-ebhome-bind=\"services_3_text\">Tightening process recording and data storage, torque and tension force calculation and tools selection.<\/p><\/article><\/div><\/div><\/section>\n\n\t\t<section class=\"ebhome-articles ebhome-news ebhome-wrap\"><div class=\"ebhome-plain-title\"><h2 class=\"ebhome-section-title\" data-ebhome-bind=\"news_title\">NEWS<\/h2><\/div><div class=\"ebhome-article-grid\">\t\t<article class=\"ebhome-article-card\">\n\t\t\t<a class=\"ebhome-article-image\" href=\"https:\/\/haojubolt.com\/news\/\" data-ebhome-href=\"news_0_url\"><img decoding=\"async\" src=\"https:\/\/haojubolt.com\/wp-content\/uploads\/ebtorc-home\/news-wind-tooling.jpg\" alt=\"ELECTRIC BUTLER Customized Wind Turbine Assembly Tooling\" data-ebhome-image=\"news_0_image\" loading=\"lazy\"><\/a>\n\t\t\t<a class=\"ebhome-card-arrow\" href=\"https:\/\/haojubolt.com\/news\/\" aria-label=\"View\">\u2192<\/a>\n\t\t\t<div class=\"ebhome-article-body\"><h3 data-ebhome-bind=\"news_0_title\">ELECTRIC BUTLER Customized Wind Turbine Assembly Tooling<\/h3><p data-ebhome-bind=\"news_0_text\">ELECTRIC BUTLER provides standardized and customized hydraulic bolting tools for wind turbine manufacturing and installation.<\/p><time data-ebhome-bind=\"news_0_date\">2023-08-01<\/time><\/div>\n\t\t<\/article>\n\t\t\t\t<article class=\"ebhome-article-card\">\n\t\t\t<a class=\"ebhome-article-image\" href=\"https:\/\/haojubolt.com\/news\/\" data-ebhome-href=\"news_1_url\"><img decoding=\"async\" src=\"https:\/\/haojubolt.com\/wp-content\/uploads\/ebtorc-home\/news-shutdown.jpg\" alt=\"A Petrochemical Shut-Down Project Participated By Electric Butler Engineering Department Officially Started.\" data-ebhome-image=\"news_1_image\" loading=\"lazy\"><\/a>\n\t\t\t<a class=\"ebhome-card-arrow\" href=\"https:\/\/haojubolt.com\/news\/\" aria-label=\"View\">\u2192<\/a>\n\t\t\t<div class=\"ebhome-article-body\"><h3 data-ebhome-bind=\"news_1_title\">A Petrochemical Shut-Down Project Participated By Electric Butler Engineering Department Officially Started.<\/h3><p data-ebhome-bind=\"news_1_text\">Recently, a petrochemical shut-down project supported by the ELECTRIC BUTLER engineering department officially started.<\/p><time data-ebhome-bind=\"news_1_date\">2023-07-28<\/time><\/div>\n\t\t<\/article>\n\t\t\t\t<article class=\"ebhome-article-card\">\n\t\t\t<a class=\"ebhome-article-image\" href=\"https:\/\/haojubolt.com\/news\/\" data-ebhome-href=\"news_2_url\"><img decoding=\"async\" src=\"https:\/\/haojubolt.com\/wp-content\/uploads\/ebtorc-home\/news-wind-standards.jpg\" alt=\"The Selection Standards And Stringent Requirements For Bolt Tools From Customers In The Wind Power Industry\" data-ebhome-image=\"news_2_image\" loading=\"lazy\"><\/a>\n\t\t\t<a class=\"ebhome-card-arrow\" href=\"https:\/\/haojubolt.com\/news\/\" aria-label=\"View\">\u2192<\/a>\n\t\t\t<div class=\"ebhome-article-body\"><h3 data-ebhome-bind=\"news_2_title\">The Selection Standards And Stringent Requirements For Bolt Tools From Customers In The Wind Power Industry<\/h3><p data-ebhome-bind=\"news_2_text\">A wind turbine requires precise torque locking throughout production, assembly and final installation.<\/p><time data-ebhome-bind=\"news_2_date\">2023-07-24<\/time><\/div>\n\t\t<\/article>\n\t\t<\/div><\/section>\n\n\t\t\t\t<\/main>\n\t<script id=\"ebhome-page-js\">(function(){function init(){document.querySelectorAll('.ebhome-page').forEach(function(root){if(root.dataset.bound)return;root.dataset.bound='1';var modal=root.querySelector('.ebhome-modal');function open(){if(!modal)return;modal.classList.add('open');modal.setAttribute('aria-hidden','false');document.body.classList.add('ebhome-modal-open')}function close(){if(!modal)return;modal.classList.remove('open');modal.setAttribute('aria-hidden','true');document.body.classList.remove('ebhome-modal-open')}root.querySelectorAll('.js-ebhome-quote').forEach(function(button){button.addEventListener('click',open)});var 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