{"id":1177,"date":"2026-09-09T08:08:24","date_gmt":"2026-09-09T08:08:24","guid":{"rendered":"https:\/\/haojubolt.com\/?post_type=product&#038;p=1177"},"modified":"2026-09-09T08:08:24","modified_gmt":"2026-09-09T08:08:24","slug":"dn-and-hn-series-hydraulic-nuts","status":"publish","type":"product","link":"https:\/\/haojubolt.com\/index.php\/product\/dn-and-hn-series-hydraulic-nuts\/","title":{"rendered":"DN and HN Series Hydraulic Nuts"},"content":{"rendered":"<p>Product Features<br \/>\nMaximum working pressure: 150 MPa (1,500 bar).<br \/>\nProvides simple, fast, and precise operation for controlled bolt tensioning applications.<br \/>\nFeatures a torsion-free tensioning design, eliminating the influence of friction and thread twisting on bolt preload. The bolt is subjected only to pure axial tensile force during tensioning.<br \/>\nParticularly suitable for heavy-duty fastening applications involving mechanical vibration and demanding service conditions.<br \/>\nEquipped with a stroke indicator line, allowing the operator to visually monitor, measure, and control bolt elongation during the tensioning process.<br \/>\nAllows the required bolt preload to be accurately preset, with tensioning accuracy of up to \u00b13%.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Product Features Maximum working pressure: 150 MPa (1,5 [&hellip;]<\/p>\n","protected":false},"featured_media":542,"comment_status":"open","ping_status":"closed","template":"","meta":[],"product_brand":[],"product_cat":[17],"product_tag":[],"class_list":["post-1177","product","type-product","status-publish","has-post-thumbnail","product_cat-hydraulic-bolt-tensioners","first","instock","shipping-taxable","product-type-simple"],"_links":{"self":[{"href":"https:\/\/haojubolt.com\/index.php\/wp-json\/wp\/v2\/product\/1177","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/haojubolt.com\/index.php\/wp-json\/wp\/v2\/product"}],"about":[{"href":"https:\/\/haojubolt.com\/index.php\/wp-json\/wp\/v2\/types\/product"}],"replies":[{"embeddable":true,"href":"https:\/\/haojubolt.com\/index.php\/wp-json\/wp\/v2\/comments?post=1177"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/haojubolt.com\/index.php\/wp-json\/wp\/v2\/media\/542"}],"wp:attachment":[{"href":"https:\/\/haojubolt.com\/index.php\/wp-json\/wp\/v2\/media?parent=1177"}],"wp:term":[{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/haojubolt.com\/index.php\/wp-json\/wp\/v2\/product_brand?post=1177"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/haojubolt.com\/index.php\/wp-json\/wp\/v2\/product_cat?post=1177"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/haojubolt.com\/index.php\/wp-json\/wp\/v2\/product_tag?post=1177"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}