Hydraulic Shearing Machine Pressure Calculation<\/title>\r\n <script src=\"https:\/\/cdn.tailwindcss.com\"><\/script>\r\n <link href=\"https:\/\/cdn.jsdelivr.net\/npm\/font-awesome@4.7.0\/css\/font-awesome.min.css\" rel=\"stylesheet\">\r\n <script>\r\n tailwind.config = {\r\n theme: {\r\n extend: {\r\n colors: {\r\n primary: '#1e40af',\r\n secondary: '#334155',\r\n accent: '#0f172a',\r\n },\r\n fontFamily: {\r\n sans: ['Inter', 'system-ui', 'sans-serif'],\r\n },\r\n }\r\n }\r\n }\r\n <\/script>\r\n <style type=\"text\/tailwindcss\">\r\n @layer utilities {\r\n .content-auto {\r\n content-visibility: auto;\r\n }\r\n .section-divider {\r\n @apply my-8 h-px bg-gray-200;\r\n }\r\n .form-input {\r\n @apply w-full px-3 py-2 border border-gray-300 rounded-md focus:outline-none focus:ring-2 focus:ring-primary\/50;\r\n }\r\n }\r\n <\/style>\r\n<\/head>\r\n<body class=\"bg-gray-50 p-6 md:p-10 max-w-5xl mx-auto\">\r\n <main class=\"bg-white rounded-lg shadow-md p-6 md:p-8\">\r\n <h1 class=\"text-2xl md:text-3xl font-bold text-accent mb-6\">Hydraulic Shearing Machine Pressure Calculation<\/h1>\r\n \r\n <p class=\"text-secondary mb-8\">\r\n Calculating the required pressure for a hydraulic shearing machine is crucial for selecting the right equipment. \r\n The pressure depends on material type, thickness, and shear length, as well as the material's shear strength.\r\n <\/p>\r\n\r\n \r\n <section class=\"mb-10\">\r\n <h2 class=\"text-xl md:text-2xl font-semibold text-primary mb-4 flex items-center\">\r\n <i class=\"fa fa-calculator mr-2\"><\/i>Pressure Calculation Formula\r\n <\/h2>\r\n <div class=\"pl-4 border-l-2 border-blue-100 bg-gray-50 p-4 rounded-md\">\r\n <p class=\"text-secondary mb-3 font-medium\">Required Pressure (kN) = Shear Strength (N\/mm\u00b2) \u00d7 Material Thickness (mm) \u00d7 Shear Length (mm) \/ 1000<\/p>\r\n <p class=\"text-sm text-gray-600\">\r\n Where: \r\n <ul class=\"list-disc pl-5 mt-1 space-y-1\">\r\n <li>Shear Strength is the material's resistance to shearing forces<\/li>\r\n <li>Material Thickness is the thickness of the material being cut<\/li>\r\n <li>Shear Length is the total length of the cut in millimeters<\/li>\r\n <\/ul>\r\n <\/p>\r\n <\/div>\r\n <\/section>\r\n\r\n <div class=\"section-divider\"><\/div>\r\n\r\n \r\n <section class=\"mb-10\">\r\n <h2 class=\"text-xl md:text-2xl font-semibold text-primary mb-4 flex items-center\">\r\n <i class=\"fa fa-sliders mr-2\"><\/i>Pressure Calculator\r\n <\/h2>\r\n <div class=\"pl-4 border-l-2 border-blue-100\">\r\n <form id=\"pressureCalculator\" class=\"space-y-4\">\r\n <div class=\"grid md:grid-cols-2 gap-4\">\r\n <div>\r\n <label for=\"materialType\" class=\"block text-sm font-medium text-gray-700 mb-1\">Material Type<\/label>\r\n <select id=\"materialType\" class=\"form-input\" required>\r\n <option value=\"\">Select material type<\/option>\r\n <option value=\"mildSteel\" data-shear=\"345\">Mild Steel<\/option>\r\n <option value=\"stainlessSteel\" data-shear=\"500\">Stainless Steel (304)<\/option>\r\n <option value=\"aluminum\" data-shear=\"110\">Aluminum Alloy<\/option>\r\n <option value=\"copper\" data-shear=\"200\">Copper<\/option>\r\n <option value=\"brass\" data-shear=\"250\">Brass<\/option>\r\n <option value=\"highStrengthSteel\" data-shear=\"690\">High Strength Steel<\/option>\r\n <\/select>\r\n <\/div>\r\n <div>\r\n <label for=\"shearStrength\" class=\"block text-sm font-medium text-gray-700 mb-1\">Shear Strength (N\/mm\u00b2)<\/label>\r\n <input type=\"number\" id=\"shearStrength\" class=\"form-input\" readonly placeholder=\"Automatically filled based on material\">\r\n <\/div>\r\n <div>\r\n <label for=\"materialThickness\" class=\"block text-sm font-medium text-gray-700 mb-1\">Material Thickness (mm)<\/label>\r\n <input type=\"number\" id=\"materialThickness\" class=\"form-input\" min=\"0.1\" step=\"0.1\" required placeholder=\"e.g. 5.0\">\r\n <\/div>\r\n <div>\r\n <label for=\"shearLength\" class=\"block text-sm font-medium text-gray-700 mb-1\">Shear Length (mm)<\/label>\r\n <input type=\"number\" id=\"shearLength\" class=\"form-input\" min=\"10\" step=\"10\" required placeholder=\"e.g. 1200\">\r\n <\/div>\r\n <\/div>\r\n <div class=\"text-center\">\r\n <button type=\"submit\" class=\"bg-primary text-white px-6 py-2 rounded-md hover:bg-primary\/90 transition-colors\">\r\n Calculate Required Pressure\r\n <\/button>\r\n <\/div>\r\n <div id=\"result\" class=\"hidden bg-gray-50 p-4 rounded-md mt-4\">\r\n <h3 class=\"font-medium text-accent mb-2\">Calculation Result<\/h3>\r\n <p class=\"text-secondary\" id=\"resultText\"><\/p>\r\n <\/div>\r\n <\/form>\r\n <\/div>\r\n <\/section>\r\n\r\n <div class=\"section-divider\"><\/div>\r\n\r\n \r\n <section class=\"mb-10\">\r\n <h2 class=\"text-xl md:text-2xl font-semibold text-primary mb-4 flex items-center\">\r\n <i class=\"fa fa-cubes mr-2\"><\/i>Material Specifications\r\n <\/h2>\r\n <div class=\"pl-4 border-l-2 border-blue-100\">\r\n <h3 class=\"font-medium text-accent mb-3\">Common Materials and Shear Strengths<\/h3>\r\n <div class=\"overflow-x-auto\">\r\n <table class=\"min-w-full bg-white border border-gray-200\">\r\n <thead>\r\n <tr class=\"bg-gray-100\">\r\n <th class=\"py-2 px-4 border-b text-left text-sm font-medium text-gray-700\">Material Type<\/th>\r\n <th class=\"py-2 px-4 border-b text-left text-sm font-medium text-gray-700\">Shear Strength (N\/mm\u00b2)<\/th>\r\n <th class=\"py-2 px-4 border-b text-left text-sm font-medium text-gray-700\">Typical Thickness Range (mm)<\/th>\r\n <\/tr>\r\n <\/thead>\r\n <tbody>\r\n <tr>\r\n <td class=\"py-2 px-4 border-b text-secondary\">Mild Steel<\/td>\r\n <td class=\"py-2 px-4 border-b text-secondary\">310 - 380<\/td>\r\n <td class=\"py-2 px-4 border-b text-secondary\">0.5 - 60<\/td>\r\n <\/tr>\r\n <tr class=\"bg-gray-50\">\r\n <td class=\"py-2 px-4 border-b text-secondary\">Stainless Steel (304)<\/td>\r\n <td class=\"py-2 px-4 border-b text-secondary\">480 - 520<\/td>\r\n <td class=\"py-2 px-4 border-b text-secondary\">0.5 - 30<\/td>\r\n <\/tr>\r\n <tr>\r\n <td class=\"py-2 px-4 border-b text-secondary\">Aluminum Alloys<\/td>\r\n <td class=\"py-2 px-4 border-b text-secondary\">90 - 150<\/td>\r\n <td class=\"py-2 px-4 border-b text-secondary\">0.3 - 50<\/td>\r\n <\/tr>\r\n <tr class=\"bg-gray-50\">\r\n <td class=\"py-2 px-4 border-b text-secondary\">Copper<\/td>\r\n <td class=\"py-2 px-4 border-b text-secondary\">180 - 220<\/td>\r\n <td class=\"py-2 px-4 border-b text-secondary\">0.3 - 40<\/td>\r\n <\/tr>\r\n <tr>\r\n <td class=\"py-2 px-4 border-b text-secondary\">Brass<\/td>\r\n <td class=\"py-2 px-4 border-b text-secondary\">230 - 270<\/td>\r\n <td class=\"py-2 px-4 border-b text-secondary\">0.3 - 30<\/td>\r\n <\/tr>\r\n <tr class=\"bg-gray-50\">\r\n <td class=\"py-2 px-4 border-b text-secondary\">High Strength Steel<\/td>\r\n <td class=\"py-2 px-4 border-b text-secondary\">650 - 730<\/td>\r\n <td class=\"py-2 px-4 border-b text-secondary\">2 - 50<\/td>\r\n <\/tr>\r\n <\/tbody>\r\n <\/table>\r\n <\/div>\r\n <\/div>\r\n <\/section>\r\n\r\n <div class=\"section-divider\"><\/div>\r\n\r\n \r\n <section>\r\n <h2 class=\"text-xl md:text-2xl font-semibold text-primary mb-4 flex items-center\">\r\n <i class=\"fa fa-arrows-h mr-2\"><\/i>Standard Shear Lengths\r\n <\/h2>\r\n <div class=\"pl-4 border-l-2 border-blue-100\">\r\n <p class=\"text-secondary mb-3\">Common shear lengths for hydraulic shearing machines:<\/p>\r\n <ul class=\"space-y-2 text-secondary\">\r\n <li class=\"flex items-start\">\r\n <i class=\"fa fa-check-circle text-primary mt-1 mr-2\"><\/i>\r\n <span><strong>Benchtop Machines:<\/strong> 600mm - 1200mm (24\" - 48\")<\/span>\r\n <\/li>\r\n <li class=\"flex items-start\">\r\n <i class=\"fa fa-check-circle text-primary mt-1 mr-2\"><\/i>\r\n <span><strong>Standard Industrial:<\/strong> 1200mm - 3200mm (48\" - 126\")<\/span>\r\n <\/li>\r\n <li class=\"flex items-start\">\r\n <i class=\"fa fa-check-circle text-primary mt-1 mr-2\"><\/i>\r\n <span><strong>Large Format:<\/strong> 3200mm - 6000mm (126\" - 236\")<\/span>\r\n <\/li>\r\n <li class=\"flex items-start\">\r\n <i class=\"fa fa-check-circle text-primary mt-1 mr-2\"><\/i>\r\n <span><strong>Custom Industrial:<\/strong> 6000mm+ (236\"+) - Special order<\/span>\r\n <\/li>\r\n <\/ul>\r\n <p class=\"text-sm text-gray-500 mt-4\">\r\n Note: The required pressure increases proportionally with longer shear lengths. Always select a machine with \r\n pressure capacity exceeding your maximum calculated requirement by 10-15% for safety and performance.\r\n <\/p>\r\n <\/div>\r\n <\/section>\r\n <\/main>\r\n\r\n <script>\r\n \/\/ Material selection and shear strength handling\r\n const materialSelect = document.getElementById('materialType');\r\n const shearStrengthInput = document.getElementById('shearStrength');\r\n \r\n materialSelect.addEventListener('change', function() {\r\n const selectedOption = this.options[this.selectedIndex];\r\n const shearStrength = selectedOption.getAttribute('data-shear');\r\n shearStrengthInput.value = shearStrength || '';\r\n });\r\n \r\n \/\/ Form submission and calculation\r\n const calculatorForm = document.getElementById('pressureCalculator');\r\n const resultDiv = document.getElementById('result');\r\n const resultText = document.getElementById('resultText');\r\n \r\n calculatorForm.addEventListener('submit', function(e) {\r\n e.preventDefault();\r\n \r\n const shearStrength = parseFloat(document.getElementById('shearStrength').value);\r\n const materialThickness = parseFloat(document.getElementById('materialThickness').value);\r\n const shearLength = parseFloat(document.getElementById('shearLength').value);\r\n \r\n if (isNaN(shearStrength) || isNaN(materialThickness) || isNaN(shearLength)) {\r\n alert('Please fill in all required fields correctly');\r\n return;\r\n }\r\n \r\n \/\/ Calculate pressure in kilonewtons\r\n const pressure = (shearStrength * materialThickness * shearLength) \/ 1000;\r\n \/\/ Convert to tons (approximate conversion: 1 ton \u2248 9.8067 kN)\r\n const pressureTons = pressure \/ 9.8067;\r\n \r\n \/\/ Display result\r\n resultText.innerHTML = `\r\n Required pressure: <strong>${pressure.toFixed(2)} kN<\/strong> \r\n (approximately <strong>${pressureTons.toFixed(2)} tons<\/strong>).<br>\r\n For optimal performance, select a machine with at least <strong>${(pressure * 1.15).toFixed(2)} kN<\/strong> capacity.\r\n `;\r\n resultDiv.classList.remove('hidden');\r\n });\r\n <\/script>\r\n<\/body>\r\n<\/html>\r\n \t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t","protected":false},"excerpt":{"rendered":"<p>Hydraulic Shearing M 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\n\t\t\t\t\t\r\n\r\n\r\n \r\n \r\n Hydraulic Shearing Machine Pressure Calculation<\/title>\r\n <script src=\"https:\/\/cdn.tailwindcss.com\"><\/script>\r\n <link href=\"https:\/\/cdn.jsdelivr.net\/npm\/font-awesome@4.7.0\/css\/font-awesome.min.css\" rel=\"stylesheet\">\r\n <script>\r\n tailwind.config = {\r\n theme: {\r\n extend: {\r\n colors: {\r\n primary: '#1e40af',\r\n secondary: '#334155',\r\n accent: '#0f172a',\r\n },\r\n fontFamily: {\r\n sans: ['Inter', 'system-ui', 'sans-serif'],\r\n },\r\n }\r\n }\r\n }\r\n <\/script>\r\n <style type=\"text\/tailwindcss\">\r\n @layer utilities {\r\n .content-auto {\r\n content-visibility: auto;\r\n }\r\n .section-divider {\r\n @apply my-8 h-px bg-gray-200;\r\n }\r\n .form-input {\r\n @apply w-full px-3 py-2 border border-gray-300 rounded-md focus:outline-none focus:ring-2 focus:ring-primary\/50;\r\n }\r\n }\r\n <\/style>\r\n<\/head>\r\n<body class=\"bg-gray-50 p-6 md:p-10 max-w-5xl mx-auto\">\r\n <main class=\"bg-white rounded-lg shadow-md p-6 md:p-8\">\r\n <h1 class=\"text-2xl md:text-3xl font-bold text-accent mb-6\">Hydraulic Shearing Machine Pressure Calculation<\/h1>\r\n \r\n <p class=\"text-secondary mb-8\">\r\n Calculating the required pressure for a hydraulic shearing machine is crucial for selecting the right equipment. \r\n The pressure depends on material type, thickness, and shear length, as well as the material's shear strength.\r\n <\/p>\r\n\r\n \r\n <section class=\"mb-10\">\r\n <h2 class=\"text-xl md:text-2xl font-semibold text-primary mb-4 flex items-center\">\r\n <i class=\"fa fa-calculator mr-2\"><\/i>Pressure Calculation Formula\r\n <\/h2>\r\n <div class=\"pl-4 border-l-2 border-blue-100 bg-gray-50 p-4 rounded-md\">\r\n <p class=\"text-secondary mb-3 font-medium\">Required Pressure (kN) = Shear Strength (N\/mm\u00b2) \u00d7 Material Thickness (mm) \u00d7 Shear Length (mm) \/ 1000<\/p>\r\n <p class=\"text-sm text-gray-600\">\r\n Where: \r\n <ul class=\"list-disc pl-5 mt-1 space-y-1\">\r\n <li>Shear Strength is the material's resistance to shearing forces<\/li>\r\n <li>Material Thickness is the thickness of the material being cut<\/li>\r\n <li>Shear Length is the total length of the cut in millimeters<\/li>\r\n <\/ul>\r\n <\/p>\r\n <\/div>\r\n <\/section>\r\n\r\n <div class=\"section-divider\"><\/div>\r\n\r\n \r\n <section class=\"mb-10\">\r\n <h2 class=\"text-xl md:text-2xl font-semibold text-primary mb-4 flex items-center\">\r\n <i class=\"fa fa-sliders mr-2\"><\/i>Pressure Calculator\r\n <\/h2>\r\n <div class=\"pl-4 border-l-2 border-blue-100\">\r\n <form id=\"pressureCalculator\" class=\"space-y-4\">\r\n <div class=\"grid md:grid-cols-2 gap-4\">\r\n <div>\r\n <label for=\"materialType\" class=\"block text-sm font-medium text-gray-700 mb-1\">Material Type<\/label>\r\n <select id=\"materialType\" class=\"form-input\" required>\r\n <option value=\"\">Select material type<\/option>\r\n <option value=\"mildSteel\" data-shear=\"345\">Mild Steel<\/option>\r\n <option value=\"stainlessSteel\" data-shear=\"500\">Stainless Steel (304)<\/option>\r\n <option value=\"aluminum\" data-shear=\"110\">Aluminum Alloy<\/option>\r\n <option value=\"copper\" data-shear=\"200\">Copper<\/option>\r\n <option value=\"brass\" data-shear=\"250\">Brass<\/option>\r\n <option value=\"highStrengthSteel\" data-shear=\"690\">High Strength Steel<\/option>\r\n <\/select>\r\n <\/div>\r\n <div>\r\n <label for=\"shearStrength\" class=\"block text-sm font-medium text-gray-700 mb-1\">Shear Strength (N\/mm\u00b2)<\/label>\r\n <input type=\"number\" id=\"shearStrength\" class=\"form-input\" readonly placeholder=\"Automatically filled based on material\">\r\n <\/div>\r\n <div>\r\n <label for=\"materialThickness\" class=\"block text-sm font-medium text-gray-700 mb-1\">Material Thickness (mm)<\/label>\r\n <input type=\"number\" id=\"materialThickness\" class=\"form-input\" min=\"0.1\" step=\"0.1\" required placeholder=\"e.g. 5.0\">\r\n <\/div>\r\n <div>\r\n <label for=\"shearLength\" class=\"block text-sm font-medium text-gray-700 mb-1\">Shear Length (mm)<\/label>\r\n <input type=\"number\" id=\"shearLength\" class=\"form-input\" min=\"10\" step=\"10\" required placeholder=\"e.g. 1200\">\r\n <\/div>\r\n <\/div>\r\n <div class=\"text-center\">\r\n <button type=\"submit\" class=\"bg-primary text-white px-6 py-2 rounded-md hover:bg-primary\/90 transition-colors\">\r\n Calculate Required Pressure\r\n <\/button>\r\n <\/div>\r\n <div id=\"result\" class=\"hidden bg-gray-50 p-4 rounded-md mt-4\">\r\n <h3 class=\"font-medium text-accent mb-2\">Calculation Result<\/h3>\r\n <p class=\"text-secondary\" id=\"resultText\"><\/p>\r\n <\/div>\r\n <\/form>\r\n <\/div>\r\n <\/section>\r\n\r\n <div class=\"section-divider\"><\/div>\r\n\r\n \r\n <section class=\"mb-10\">\r\n <h2 class=\"text-xl md:text-2xl font-semibold text-primary mb-4 flex items-center\">\r\n <i class=\"fa fa-cubes mr-2\"><\/i>Material Specifications\r\n <\/h2>\r\n <div class=\"pl-4 border-l-2 border-blue-100\">\r\n <h3 class=\"font-medium text-accent mb-3\">Common Materials and Shear Strengths<\/h3>\r\n <div class=\"overflow-x-auto\">\r\n <table class=\"min-w-full bg-white border border-gray-200\">\r\n <thead>\r\n <tr class=\"bg-gray-100\">\r\n <th class=\"py-2 px-4 border-b text-left text-sm font-medium text-gray-700\">Material Type<\/th>\r\n <th class=\"py-2 px-4 border-b text-left text-sm font-medium text-gray-700\">Shear Strength (N\/mm\u00b2)<\/th>\r\n <th class=\"py-2 px-4 border-b text-left text-sm font-medium text-gray-700\">Typical Thickness Range (mm)<\/th>\r\n <\/tr>\r\n <\/thead>\r\n <tbody>\r\n <tr>\r\n <td class=\"py-2 px-4 border-b text-secondary\">Mild Steel<\/td>\r\n <td class=\"py-2 px-4 border-b text-secondary\">310 - 380<\/td>\r\n <td class=\"py-2 px-4 border-b text-secondary\">0.5 - 60<\/td>\r\n <\/tr>\r\n <tr class=\"bg-gray-50\">\r\n <td class=\"py-2 px-4 border-b text-secondary\">Stainless Steel (304)<\/td>\r\n <td class=\"py-2 px-4 border-b text-secondary\">480 - 520<\/td>\r\n <td class=\"py-2 px-4 border-b text-secondary\">0.5 - 30<\/td>\r\n <\/tr>\r\n <tr>\r\n <td class=\"py-2 px-4 border-b text-secondary\">Aluminum Alloys<\/td>\r\n <td class=\"py-2 px-4 border-b text-secondary\">90 - 150<\/td>\r\n <td class=\"py-2 px-4 border-b text-secondary\">0.3 - 50<\/td>\r\n <\/tr>\r\n <tr class=\"bg-gray-50\">\r\n <td class=\"py-2 px-4 border-b text-secondary\">Copper<\/td>\r\n <td class=\"py-2 px-4 border-b text-secondary\">180 - 220<\/td>\r\n <td class=\"py-2 px-4 border-b text-secondary\">0.3 - 40<\/td>\r\n <\/tr>\r\n <tr>\r\n <td class=\"py-2 px-4 border-b text-secondary\">Brass<\/td>\r\n <td class=\"py-2 px-4 border-b text-secondary\">230 - 270<\/td>\r\n <td class=\"py-2 px-4 border-b text-secondary\">0.3 - 30<\/td>\r\n <\/tr>\r\n <tr class=\"bg-gray-50\">\r\n <td class=\"py-2 px-4 border-b text-secondary\">High Strength Steel<\/td>\r\n <td class=\"py-2 px-4 border-b text-secondary\">650 - 730<\/td>\r\n <td class=\"py-2 px-4 border-b text-secondary\">2 - 50<\/td>\r\n <\/tr>\r\n <\/tbody>\r\n <\/table>\r\n <\/div>\r\n <\/div>\r\n <\/section>\r\n\r\n <div class=\"section-divider\"><\/div>\r\n\r\n \r\n <section>\r\n <h2 class=\"text-xl md:text-2xl font-semibold text-primary mb-4 flex items-center\">\r\n <i class=\"fa fa-arrows-h mr-2\"><\/i>Standard Shear Lengths\r\n <\/h2>\r\n <div class=\"pl-4 border-l-2 border-blue-100\">\r\n <p class=\"text-secondary mb-3\">Common shear lengths for hydraulic shearing machines:<\/p>\r\n <ul class=\"space-y-2 text-secondary\">\r\n <li class=\"flex items-start\">\r\n <i class=\"fa fa-check-circle text-primary mt-1 mr-2\"><\/i>\r\n <span><strong>Benchtop Machines:<\/strong> 600mm - 1200mm (24\" - 48\")<\/span>\r\n <\/li>\r\n <li class=\"flex items-start\">\r\n <i class=\"fa fa-check-circle text-primary mt-1 mr-2\"><\/i>\r\n <span><strong>Standard Industrial:<\/strong> 1200mm - 3200mm (48\" - 126\")<\/span>\r\n <\/li>\r\n <li class=\"flex items-start\">\r\n <i class=\"fa fa-check-circle text-primary mt-1 mr-2\"><\/i>\r\n <span><strong>Large Format:<\/strong> 3200mm - 6000mm (126\" - 236\")<\/span>\r\n <\/li>\r\n <li class=\"flex items-start\">\r\n <i class=\"fa fa-check-circle text-primary mt-1 mr-2\"><\/i>\r\n <span><strong>Custom Industrial:<\/strong> 6000mm+ (236\"+) - Special order<\/span>\r\n <\/li>\r\n <\/ul>\r\n <p class=\"text-sm text-gray-500 mt-4\">\r\n Note: The required pressure increases proportionally with longer shear lengths. Always select a machine with \r\n pressure capacity exceeding your maximum calculated requirement by 10-15% for safety and performance.\r\n <\/p>\r\n <\/div>\r\n <\/section>\r\n <\/main>\r\n\r\n <script>\r\n \/\/ Material selection and shear strength handling\r\n const materialSelect = document.getElementById('materialType');\r\n const shearStrengthInput = document.getElementById('shearStrength');\r\n \r\n materialSelect.addEventListener('change', function() {\r\n const selectedOption = this.options[this.selectedIndex];\r\n const shearStrength = selectedOption.getAttribute('data-shear');\r\n shearStrengthInput.value = shearStrength || '';\r\n });\r\n \r\n \/\/ Form submission and calculation\r\n const calculatorForm = document.getElementById('pressureCalculator');\r\n const resultDiv = document.getElementById('result');\r\n const resultText = document.getElementById('resultText');\r\n \r\n calculatorForm.addEventListener('submit', function(e) {\r\n e.preventDefault();\r\n \r\n const shearStrength = parseFloat(document.getElementById('shearStrength').value);\r\n const materialThickness = parseFloat(document.getElementById('materialThickness').value);\r\n const shearLength = parseFloat(document.getElementById('shearLength').value);\r\n \r\n if (isNaN(shearStrength) || isNaN(materialThickness) || isNaN(shearLength)) {\r\n alert('Please fill in all required fields correctly');\r\n return;\r\n }\r\n \r\n \/\/ Calculate pressure in kilonewtons\r\n const pressure = (shearStrength * materialThickness * shearLength) \/ 1000;\r\n \/\/ Convert to tons (approximate conversion: 1 ton \u2248 9.8067 kN)\r\n const pressureTons = pressure \/ 9.8067;\r\n \r\n \/\/ Display result\r\n resultText.innerHTML = `\r\n Required pressure: <strong>${pressure.toFixed(2)} kN<\/strong> \r\n (approximately <strong>${pressureTons.toFixed(2)} tons<\/strong>).<br>\r\n For optimal performance, select a machine with at least <strong>${(pressure * 1.15).toFixed(2)} kN<\/strong> capacity.\r\n `;\r\n 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