Engineering Calculators | Weld and Key Strength<\/title>\n <style>\n \/* \u5c06\u6240\u6709\u6837\u5f0f\u9650\u5b9a\u5728\u7279\u5b9a\u5bb9\u5668\u5185 *\/\n .eng-calculator-wrapper {\n --primary-color: #2c3e50;\n --secondary-color: #3498db;\n --success-color: #27ae60;\n --background-color: #f9f9f9;\n --border-color: #ddd;\n --tab-active-color: #3498db;\n }\n\n .eng-calculator-wrapper * {\n box-sizing: border-box;\n }\n\n .eng-calculator-wrapper .calculator-container {\n max-width: 800px;\n margin: 0 auto;\n background: white;\n padding: 30px;\n border-radius: 10px;\n box-shadow: 0 2px 10px rgba(0,0,0,0.1);\n font-family: -apple-system, BlinkMacSystemFont, \"Segoe UI\", Roboto, Arial, sans-serif;\n line-height: 1.6;\n color: var(--primary-color);\n }\n\n .eng-calculator-wrapper .tabs {\n display: flex;\n margin-bottom: 20px;\n border-bottom: 2px solid var(--border-color);\n }\n\n .eng-calculator-wrapper .tab {\n padding: 10px 20px;\n cursor: pointer;\n border: none;\n background: none;\n font-size: 16px;\n font-weight: 500;\n color: var(--primary-color);\n position: relative;\n }\n\n .eng-calculator-wrapper .tab.active {\n color: var(--tab-active-color);\n }\n\n .eng-calculator-wrapper .tab.active::after {\n content: '';\n position: absolute;\n bottom: -2px;\n left: 0;\n width: 100%;\n height: 2px;\n background-color: var(--tab-active-color);\n }\n\n .eng-calculator-wrapper .calculator-section {\n display: none;\n }\n\n .eng-calculator-wrapper .calculator-section.active {\n display: block;\n }\n\n .eng-calculator-wrapper .section {\n margin-bottom: 30px;\n padding: 20px;\n border-radius: 5px;\n background: white;\n }\n\n .eng-calculator-wrapper h1 {\n color: var(--primary-color);\n margin-bottom: 20px;\n font-size: 24px;\n }\n\n .eng-calculator-wrapper h2 {\n color: var(--primary-color);\n margin-bottom: 15px;\n font-size: 20px;\n }\n\n .eng-calculator-wrapper .parameter-explanation {\n background: #f8f9fa;\n padding: 15px;\n border-radius: 5px;\n }\n\n .eng-calculator-wrapper .parameter-list {\n list-style: none;\n padding: 0;\n margin: 0;\n }\n\n .eng-calculator-wrapper .parameter-list li {\n margin-bottom: 10px;\n }\n\n .eng-calculator-wrapper .calculator-form {\n display: grid;\n gap: 15px;\n grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));\n }\n\n .eng-calculator-wrapper .input-group {\n margin-bottom: 15px;\n }\n\n .eng-calculator-wrapper label {\n display: block;\n margin-bottom: 5px;\n color: var(--primary-color);\n font-weight: 500;\n }\n\n .eng-calculator-wrapper input[type=\"number\"] {\n width: 100%;\n padding: 8px 12px;\n border: 1px solid var(--border-color);\n border-radius: 4px;\n font-size: 16px;\n }\n\n .eng-calculator-wrapper input[readonly] {\n background-color: #f8f9fa;\n cursor: not-allowed;\n }\n\n .eng-calculator-wrapper button {\n background-color: var(--secondary-color);\n color: white;\n padding: 12px 24px;\n border: none;\n border-radius: 4px;\n cursor: pointer;\n font-size: 16px;\n font-weight: 500;\n transition: all 0.3s;\n width: 200px;\n margin: 20px auto 0;\n display: block;\n }\n\n .eng-calculator-wrapper button:hover {\n background-color: #2980b9;\n }\n\n .eng-calculator-wrapper .results-section {\n display: none;\n margin-top: 30px;\n padding: 20px;\n background: #f1f9f1;\n border-radius: 5px;\n }\n\n .eng-calculator-wrapper .result-value {\n background: #e8f5e9;\n padding: 15px;\n border-radius: 5px;\n text-align: center;\n font-size: 20px;\n font-weight: bold;\n color: var(--success-color);\n }\n\n .eng-calculator-wrapper .result-details {\n background: #f8f9fa;\n padding: 15px;\n border-radius: 5px;\n margin: 10px 0;\n }\n\n @media (max-width: 768px) {\n .eng-calculator-wrapper .calculator-container {\n padding: 15px;\n }\n\n .eng-calculator-wrapper .calculator-form {\n grid-template-columns: 1fr;\n }\n }\n <\/style>\n<\/head>\n<body>\n <div class=\"eng-calculator-wrapper\">\n <div class=\"calculator-container\">\n <div class=\"tabs\">\n <button class=\"tab active\" onclick=\"switchCalculator('weld')\">Weld Strength Calculator<\/button>\n <button class=\"tab\" onclick=\"switchCalculator('key')\">Key Strength Calculator<\/button>\n <\/div>\n\n \n <div id=\"weld-calculator\" class=\"calculator-section active\">\n \n <div class=\"section parameter-explanation\">\n <h2>Parameter Definitions<\/h2>\n <ul class=\"parameter-list\">\n <li>Bending Moment (M), N\u00b7mm<\/li>\n <li>Applied Force (R), N<\/li>\n <li>Weld Size (k), mm<\/li>\n <li>Weld Length (a), mm – automatically calculated as a = 0.7k<\/li>\n <\/ul>\n <\/div>\n\n \n <div class=\"section\">\n <h2>Weld Calculator<\/h2>\n <form id=\"weldCalculator\" onsubmit=\"calculateWeldStrength(event)\">\n <div class=\"calculator-form\">\n <div class=\"input-group\">\n <label for=\"moment\">Bending Moment (M), N\u00b7mm<\/label>\n <input type=\"number\" id=\"moment\" name=\"moment\" required step=\"any\">\n <\/div>\n <div class=\"input-group\">\n <label for=\"force\">Applied Force (R), N<\/label>\n <input type=\"number\" id=\"force\" name=\"force\" required step=\"any\">\n <\/div>\n <div class=\"input-group\">\n <label for=\"weldSize\">Weld Size (k), mm<\/label>\n <input type=\"number\" id=\"weldSize\" name=\"weldSize\" required step=\"any\" oninput=\"updateWeldLength()\">\n <\/div>\n <div class=\"input-group\">\n <label for=\"weldLength\">Weld Length (a), mm<\/label>\n <input type=\"number\" id=\"weldLength\" name=\"weldLength\" readonly step=\"any\">\n <small style=\"display: block; margin-top: 5px; color: #666;\">a = 0.7k (automatically calculated)<\/small>\n <\/div>\n <\/div>\n <button type=\"submit\">Calculator<\/button>\n <\/form>\n <\/div>\n\n \n <div id=\"weld-results\" class=\"results-section\">\n <h2>Results<\/h2>\n <div id=\"weldResultContent\"><\/div>\n <\/div>\n <\/div>\n\n \n <div id=\"key-calculator\" class=\"calculator-section\">\n \n <div class=\"section parameter-explanation\">\n <h2>Parameter Definitions<\/h2>\n <ul class=\"parameter-list\">\n <li>Torque (T), N\u00b7mm<\/li>\n <li>Shaft Diameter (D), mm<\/li>\n <li>Key Width (b), mm<\/li>\n <li>Key Length (L), mm<\/li>\n <\/ul>\n <\/div>\n\n \n <div class=\"section\">\n <h2>Key Calculator<\/h2>\n <form id=\"keyCalculator\" onsubmit=\"calculateKeyStrength(event)\">\n <div class=\"calculator-form\">\n <div class=\"input-group\">\n <label for=\"torque\">Torque (T), N\u00b7mm<\/label>\n <input type=\"number\" id=\"torque\" name=\"torque\" required step=\"any\">\n <\/div>\n <div class=\"input-group\">\n <label for=\"diameter\">Shaft Diameter (D), mm<\/label>\n <input type=\"number\" id=\"diameter\" name=\"diameter\" required step=\"any\">\n <\/div>\n <div class=\"input-group\">\n <label for=\"keyWidth\">Key Width (b), mm<\/label>\n <input type=\"number\" id=\"keyWidth\" name=\"keyWidth\" required step=\"any\">\n <\/div>\n <div class=\"input-group\">\n <label for=\"keyLength\">Key Length (L), mm<\/label>\n <input type=\"number\" id=\"keyLength\" name=\"keyLength\" required step=\"any\">\n <\/div>\n <\/div>\n <button type=\"submit\">Calculator<\/button>\n <\/form>\n <\/div>\n\n \n <div id=\"key-results\" class=\"results-section\">\n <h2>Results<\/h2>\n <div id=\"keyResultContent\"><\/div>\n <\/div>\n <\/div>\n <\/div>\n <\/div>\n\n <script>\n function switchCalculator(type) {\n \/\/ Hide all calculator sections\n document.querySelectorAll('.calculator-section').forEach(section => {\n section.classList.remove('active');\n });\n \n \/\/ Show selected calculator\n document.getElementById(`${type}-calculator`).classList.add('active');\n \n \/\/ Update tab styling\n document.querySelectorAll('.tab').forEach(tab => {\n tab.classList.remove('active');\n });\n event.target.classList.add('active');\n }\n\n function updateWeldLength() {\n const k = parseFloat(document.getElementById('weldSize').value) || 0;\n const a = 0.7 * k;\n document.getElementById('weldLength').value = a.toFixed(2);\n }\n\n function calculateWeldStrength(event) {\n event.preventDefault();\n \n const M = parseFloat(document.getElementById('moment').value);\n const R = parseFloat(document.getElementById('force').value);\n const k = parseFloat(document.getElementById('weldSize').value);\n const a = 0.7 * k;\n\n const T = (M \/ (k * a * a)) + (R \/ (k * a));\n \n const resultsDiv = document.getElementById('weld-results');\n const resultContent = document.getElementById('weldResultContent');\n \n resultContent.innerHTML = `\n <div class=\"result-value\">\n <p>Weld Stress (T): ${T.toFixed(2)} MPa<\/p>\n <\/div>\n `;\n \n resultsDiv.style.display = 'block';\n }\n\n function calculateKeyStrength(event) {\n event.preventDefault();\n \n \/\/ Get input values\n const T = parseFloat(document.getElementById('torque').value); \/\/ N\u00b7mm\n const D = parseFloat(document.getElementById('diameter').value); \/\/ mm\n const b = parseFloat(document.getElementById('keyWidth').value); \/\/ mm\n const L = parseFloat(document.getElementById('keyLength').value); \/\/ mm\n \n \/\/ Calculate \u03c4 using formula: \u03c4 = 2*T\/(D*b*L)\n const tau = (2 * T) \/ (D * b * L);\n \n const resultsDiv = document.getElementById('key-results');\n const resultContent = document.getElementById('keyResultContent');\n \n resultContent.innerHTML = `\n <div class=\"result-value\">\n <p>Key Shear Stress (\u03c4): ${tau.toFixed(2)} MPa<\/p>\n <\/div>\n `;\n \n resultsDiv.style.display = 'block';\n }\n <\/script>\n<\/body>\n<\/html> \n","protected":false},"excerpt":{"rendered":"<p>Discover the ultimate tool for assessing structural integrity with our Comparison Calculator for Weld and Key Joint Stress. Whether you’re an engineer or a student,…<\/p>","protected":false},"author":2,"featured_media":15467,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"pmpro_default_level":"","_jetpack_memberships_contains_paid_content":false,"footnotes":""},"categories":[3437],"tags":[3536,3537,3535],"class_list":["post-15466","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-other-engineering-formulas","tag-key-joint-stress-calculator","tag-structural-integrity-tool","tag-weld-stress-analysis","pmpro-has-access"],"acf":[],"jetpack_featured_media_url":"https:\/\/www.mechstream.com\/wp-content\/uploads\/2025\/04\/Comparison-Calculator-for-Weld-and-Key-Joint-Stress.png","jetpack_sharing_enabled":true,"_links":{"self":[{"href":"https:\/\/www.mechstream.com\/ru\/wp-json\/wp\/v2\/posts\/15466","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.mechstream.com\/ru\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.mechstream.com\/ru\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.mechstream.com\/ru\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/www.mechstream.com\/ru\/wp-json\/wp\/v2\/comments?post=15466"}],"version-history":[{"count":0,"href":"https:\/\/www.mechstream.com\/ru\/wp-json\/wp\/v2\/posts\/15466\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.mechstream.com\/ru\/wp-json\/wp\/v2\/media\/15467"}],"wp:attachment":[{"href":"https:\/\/www.mechstream.com\/ru\/wp-json\/wp\/v2\/media?parent=15466"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.mechstream.com\/ru\/wp-json\/wp\/v2\/categories?post=15466"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.mechstream.com\/ru\/wp-json\/wp\/v2\/tags?post=15466"}],"curies":[{"name":"WP","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}

{"id":15466,"date":"2025-04-10T07:10:19","date_gmt":"2025-04-10T07:10:19","guid":{"rendered":"https:\/\/www.mechstream.com\/?p=15466"},"modified":"2025-04-10T07:10:22","modified_gmt":"2025-04-10T07:10:22","slug":"calculator-for-weld-and-key-joint-stress","status":"publish","type":"post","link":"https:\/\/www.mechstream.com\/ru\/calculator-for-weld-and-key-joint-stress\/","title":{"rendered":"\u0421\u0440\u0430\u0432\u043d\u0438\u0442\u0435\u043b\u044c\u043d\u044b\u0439 \u043a\u0430\u043b\u044c\u043a\u0443\u043b\u044f\u0442\u043e\u0440 \u0434\u043b\u044f \u0440\u0430\u0441\u0447\u0435\u0442\u0430 \u043d\u0430\u043f\u0440\u044f\u0436\u0435\u043d\u0438\u0439 \u0432 \u0441\u0432\u0430\u0440\u043d\u044b\u0445 \u0448\u0432\u0430\u0445 \u0438 \u0448\u043f\u043e\u043d\u043e\u0447\u043d\u044b\u0445 \u0441\u043e\u0435\u0434\u0438\u043d\u0435\u043d\u0438\u044f\u0445"},"content":{"rendered":"\n

Discover the ultimate tool for assessing structural integrity with our Comparison Calculator for Weld and Key Joint Stress. Whether you’re an engineer or a student, this intuitive calculator provides precise stress analysis for welded and key joints, enhancing your design efficiency. By comparing various materials and joint configurations, it ensures optimal performance and safety. Stay ahead in your projects by leveraging this comprehensive resource, designed to support technical decision-making and improve engineering outcomes. Visit our page to explore how it can transform your workflow and deliver reliable results.<\/p>\n\n\n\n\n\n\n \n \n Engineering Calculators | Weld and Key Strength<\/title>\n <style>\n \/* \u5c06\u6240\u6709\u6837\u5f0f\u9650\u5b9a\u5728\u7279\u5b9a\u5bb9\u5668\u5185 *\/\n .eng-calculator-wrapper {\n --primary-color: #2c3e50;\n --secondary-color: #3498db;\n --success-color: #27ae60;\n --background-color: #f9f9f9;\n --border-color: #ddd;\n --tab-active-color: #3498db;\n }\n\n .eng-calculator-wrapper * {\n box-sizing: border-box;\n }\n\n .eng-calculator-wrapper .calculator-container {\n max-width: 800px;\n margin: 0 auto;\n background: white;\n padding: 30px;\n border-radius: 10px;\n box-shadow: 0 2px 10px rgba(0,0,0,0.1);\n font-family: -apple-system, BlinkMacSystemFont, \"Segoe UI\", Roboto, Arial, sans-serif;\n line-height: 1.6;\n color: var(--primary-color);\n }\n\n .eng-calculator-wrapper .tabs {\n display: flex;\n margin-bottom: 20px;\n border-bottom: 2px solid var(--border-color);\n }\n\n .eng-calculator-wrapper .tab {\n padding: 10px 20px;\n cursor: pointer;\n border: none;\n background: none;\n font-size: 16px;\n font-weight: 500;\n color: var(--primary-color);\n position: relative;\n }\n\n .eng-calculator-wrapper .tab.active {\n color: var(--tab-active-color);\n }\n\n .eng-calculator-wrapper .tab.active::after {\n content: '';\n position: absolute;\n bottom: -2px;\n left: 0;\n width: 100%;\n height: 2px;\n background-color: var(--tab-active-color);\n }\n\n .eng-calculator-wrapper .calculator-section {\n display: none;\n }\n\n .eng-calculator-wrapper .calculator-section.active {\n display: block;\n }\n\n .eng-calculator-wrapper .section {\n margin-bottom: 30px;\n padding: 20px;\n border-radius: 5px;\n background: white;\n }\n\n .eng-calculator-wrapper h1 {\n color: var(--primary-color);\n margin-bottom: 20px;\n font-size: 24px;\n }\n\n .eng-calculator-wrapper h2 {\n color: var(--primary-color);\n margin-bottom: 15px;\n font-size: 20px;\n }\n\n .eng-calculator-wrapper .parameter-explanation {\n background: #f8f9fa;\n padding: 15px;\n border-radius: 5px;\n }\n\n .eng-calculator-wrapper .parameter-list {\n list-style: none;\n padding: 0;\n margin: 0;\n }\n\n .eng-calculator-wrapper .parameter-list li {\n margin-bottom: 10px;\n }\n\n .eng-calculator-wrapper .calculator-form {\n display: grid;\n gap: 15px;\n grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));\n }\n\n .eng-calculator-wrapper .input-group {\n margin-bottom: 15px;\n }\n\n .eng-calculator-wrapper label {\n display: block;\n margin-bottom: 5px;\n color: var(--primary-color);\n font-weight: 500;\n }\n\n .eng-calculator-wrapper input[type=\"number\"] {\n width: 100%;\n padding: 8px 12px;\n border: 1px solid var(--border-color);\n border-radius: 4px;\n font-size: 16px;\n }\n\n .eng-calculator-wrapper input[readonly] {\n background-color: #f8f9fa;\n cursor: not-allowed;\n }\n\n .eng-calculator-wrapper button {\n background-color: var(--secondary-color);\n color: white;\n padding: 12px 24px;\n border: none;\n border-radius: 4px;\n cursor: pointer;\n font-size: 16px;\n font-weight: 500;\n transition: all 0.3s;\n width: 200px;\n margin: 20px auto 0;\n display: block;\n }\n\n .eng-calculator-wrapper button:hover {\n background-color: #2980b9;\n }\n\n .eng-calculator-wrapper .results-section {\n display: none;\n margin-top: 30px;\n padding: 20px;\n background: #f1f9f1;\n border-radius: 5px;\n }\n\n .eng-calculator-wrapper .result-value {\n background: #e8f5e9;\n padding: 15px;\n border-radius: 5px;\n text-align: center;\n font-size: 20px;\n font-weight: bold;\n color: var(--success-color);\n }\n\n .eng-calculator-wrapper .result-details {\n background: #f8f9fa;\n padding: 15px;\n border-radius: 5px;\n margin: 10px 0;\n }\n\n @media (max-width: 768px) {\n .eng-calculator-wrapper .calculator-container {\n padding: 15px;\n }\n\n .eng-calculator-wrapper .calculator-form {\n grid-template-columns: 1fr;\n }\n }\n <\/style>\n<\/head>\n<body>\n <div class=\"eng-calculator-wrapper\">\n <div class=\"calculator-container\">\n <div class=\"tabs\">\n <button class=\"tab active\" onclick=\"switchCalculator('weld')\">Weld Strength Calculator<\/button>\n <button class=\"tab\" onclick=\"switchCalculator('key')\">Key Strength Calculator<\/button>\n <\/div>\n\n \n <div id=\"weld-calculator\" class=\"calculator-section active\">\n \n <div class=\"section parameter-explanation\">\n <h2>Parameter Definitions<\/h2>\n <ul class=\"parameter-list\">\n <li>Bending Moment (M), N\u00b7mm<\/li>\n <li>Applied Force (R), N<\/li>\n <li>Weld Size (k), mm<\/li>\n <li>Weld Length (a), mm – automatically calculated as a = 0.7k<\/li>\n <\/ul>\n <\/div>\n\n \n <div class=\"section\">\n <h2>Weld Calculator<\/h2>\n <form id=\"weldCalculator\" onsubmit=\"calculateWeldStrength(event)\">\n <div class=\"calculator-form\">\n <div class=\"input-group\">\n <label for=\"moment\">Bending Moment (M), N\u00b7mm<\/label>\n <input type=\"number\" id=\"moment\" name=\"moment\" required step=\"any\">\n <\/div>\n <div class=\"input-group\">\n <label for=\"force\">Applied Force (R), N<\/label>\n <input type=\"number\" id=\"force\" name=\"force\" required step=\"any\">\n <\/div>\n <div class=\"input-group\">\n <label for=\"weldSize\">Weld Size (k), mm<\/label>\n <input type=\"number\" id=\"weldSize\" name=\"weldSize\" required step=\"any\" oninput=\"updateWeldLength()\">\n <\/div>\n <div class=\"input-group\">\n <label for=\"weldLength\">Weld Length (a), mm<\/label>\n <input type=\"number\" id=\"weldLength\" name=\"weldLength\" readonly step=\"any\">\n <small style=\"display: block; margin-top: 5px; color: #666;\">a = 0.7k (automatically calculated)<\/small>\n <\/div>\n <\/div>\n <button type=\"submit\">Calculator<\/button>\n <\/form>\n <\/div>\n\n \n <div id=\"weld-results\" class=\"results-section\">\n <h2>Results<\/h2>\n <div id=\"weldResultContent\"><\/div>\n <\/div>\n <\/div>\n\n \n <div id=\"key-calculator\" class=\"calculator-section\">\n \n <div class=\"section parameter-explanation\">\n <h2>Parameter Definitions<\/h2>\n <ul class=\"parameter-list\">\n <li>Torque (T), N\u00b7mm<\/li>\n <li>Shaft Diameter (D), mm<\/li>\n <li>Key Width (b), mm<\/li>\n <li>Key Length (L), mm<\/li>\n <\/ul>\n <\/div>\n\n \n <div class=\"section\">\n <h2>Key Calculator<\/h2>\n <form id=\"keyCalculator\" onsubmit=\"calculateKeyStrength(event)\">\n <div class=\"calculator-form\">\n <div class=\"input-group\">\n <label for=\"torque\">Torque (T), N\u00b7mm<\/label>\n <input type=\"number\" id=\"torque\" name=\"torque\" required step=\"any\">\n <\/div>\n <div class=\"input-group\">\n <label for=\"diameter\">Shaft Diameter (D), mm<\/label>\n <input type=\"number\" id=\"diameter\" name=\"diameter\" required step=\"any\">\n <\/div>\n <div class=\"input-group\">\n <label for=\"keyWidth\">Key Width (b), mm<\/label>\n <input type=\"number\" id=\"keyWidth\" name=\"keyWidth\" required step=\"any\">\n <\/div>\n <div class=\"input-group\">\n <label for=\"keyLength\">Key Length (L), mm<\/label>\n <input type=\"number\" id=\"keyLength\" name=\"keyLength\" required step=\"any\">\n <\/div>\n <\/div>\n <button type=\"submit\">Calculator<\/button>\n <\/form>\n <\/div>\n\n \n <div id=\"key-results\" class=\"results-section\">\n <h2>Results<\/h2>\n <div id=\"keyResultContent\"><\/div>\n <\/div>\n <\/div>\n <\/div>\n <\/div>\n\n <script>\n function switchCalculator(type) {\n \/\/ Hide all calculator sections\n document.querySelectorAll('.calculator-section').forEach(section => {\n section.classList.remove('active');\n });\n \n \/\/ Show selected calculator\n document.getElementById(`${type}-calculator`).classList.add('active');\n \n \/\/ Update tab styling\n document.querySelectorAll('.tab').forEach(tab => {\n tab.classList.remove('active');\n });\n event.target.classList.add('active');\n }\n\n function updateWeldLength() {\n const k = parseFloat(document.getElementById('weldSize').value) || 0;\n const a = 0.7 * k;\n document.getElementById('weldLength').value = a.toFixed(2);\n }\n\n function calculateWeldStrength(event) {\n event.preventDefault();\n \n const M = parseFloat(document.getElementById('moment').value);\n const R = parseFloat(document.getElementById('force').value);\n const k = parseFloat(document.getElementById('weldSize').value);\n const a = 0.7 * k;\n\n const T = (M \/ (k * a * a)) + (R \/ (k * a));\n \n const resultsDiv = document.getElementById('weld-results');\n const resultContent = document.getElementById('weldResultContent');\n \n resultContent.innerHTML = `\n <div class=\"result-value\">\n <p>Weld Stress (T): ${T.toFixed(2)} MPa<\/p>\n <\/div>\n `;\n \n resultsDiv.style.display = 'block';\n }\n\n function calculateKeyStrength(event) {\n event.preventDefault();\n \n \/\/ Get input values\n const T = parseFloat(document.getElementById('torque').value); \/\/ N\u00b7mm\n const D = parseFloat(document.getElementById('diameter').value); \/\/ mm\n const b = parseFloat(document.getElementById('keyWidth').value); \/\/ mm\n const L = parseFloat(document.getElementById('keyLength').value); \/\/ mm\n \n \/\/ Calculate \u03c4 using formula: \u03c4 = 2*T\/(D*b*L)\n const tau = (2 * T) \/ (D * b * L);\n \n const resultsDiv = document.getElementById('key-results');\n const resultContent = document.getElementById('keyResultContent');\n \n resultContent.innerHTML = `\n <div class=\"result-value\">\n <p>Key Shear Stress (\u03c4): ${tau.toFixed(2)} MPa<\/p>\n <\/div>\n `;\n \n resultsDiv.style.display = 'block';\n }\n <\/script>\n<\/body>\n<\/html> \n","protected":false},"excerpt":{"rendered":"<p>Discover the ultimate tool for assessing structural integrity with our Comparison Calculator for Weld and Key Joint Stress. Whether you’re an engineer or a student,…<\/p>","protected":false},"author":2,"featured_media":15467,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"pmpro_default_level":"","_jetpack_memberships_contains_paid_content":false,"footnotes":""},"categories":[3437],"tags":[3536,3537,3535],"class_list":["post-15466","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-other-engineering-formulas","tag-key-joint-stress-calculator","tag-structural-integrity-tool","tag-weld-stress-analysis","pmpro-has-access"],"acf":[],"jetpack_featured_media_url":"https:\/\/www.mechstream.com\/wp-content\/uploads\/2025\/04\/Comparison-Calculator-for-Weld-and-Key-Joint-Stress.png","jetpack_sharing_enabled":true,"_links":{"self":[{"href":"https:\/\/www.mechstream.com\/ru\/wp-json\/wp\/v2\/posts\/15466","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.mechstream.com\/ru\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.mechstream.com\/ru\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.mechstream.com\/ru\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/www.mechstream.com\/ru\/wp-json\/wp\/v2\/comments?post=15466"}],"version-history":[{"count":0,"href":"https:\/\/www.mechstream.com\/ru\/wp-json\/wp\/v2\/posts\/15466\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.mechstream.com\/ru\/wp-json\/wp\/v2\/media\/15467"}],"wp:attachment":[{"href":"https:\/\/www.mechstream.com\/ru\/wp-json\/wp\/v2\/media?parent=15466"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.mechstream.com\/ru\/wp-json\/wp\/v2\/categories?post=15466"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.mechstream.com\/ru\/wp-json\/wp\/v2\/tags?post=15466"}],"curies":[{"name":"WP","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}