Welded Mesh Weight Calculator

Welded Mesh Weight Calculator: Calculate Mesh Mass Accurately :root { –primary-color: #004a99; –success-color: #28a745; –background-color: #f8f9fa; –text-color: #333; –white: #fff; –border-color: #ddd; –shadow-color: rgba(0, 0, 0, 0.1); } body { font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif; background-color: var(–background-color); color: var(–text-color); line-height: 1.6; margin: 0; padding: 0; display: flex; flex-direction: column; align-items: center; } header { background-color: var(–primary-color); color: var(–white); padding: 1.5rem 0; width: 100%; text-align: center; box-shadow: 0 2px 4px var(–shadow-color); } header h1 { margin: 0; font-size: 2.5rem; } main { width: 100%; max-width: 960px; margin: 2rem auto; padding: 0 1rem; box-sizing: border-box; } .calculator-container { background-color: var(–white); padding: 2rem; border-radius: 8px; box-shadow: 0 4px 8px var(–shadow-color); margin-bottom: 2rem; text-align: left; } .calculator-container h2 { color: var(–primary-color); 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Welded Mesh Weight Calculator

Calculate Welded Mesh Weight

Enter the specifications of your welded mesh to accurately calculate its total weight.

Enter the width of the mesh in meters (m).
Enter the height of the mesh in meters (m).
Enter the diameter of the wires in millimeters (mm).
Square Mesh Rectangular Mesh Select the pattern of the mesh.
Distance between vertical wires in millimeters (mm). Ignored for Square Mesh with equal spacing.
Distance between horizontal wires in millimeters (mm). Ignored for Square Mesh with equal spacing.
Density of the material (e.g., steel: 7850 kg/m³).

Calculation Results

0.00 kg

Total Wire Length: 0.00 m

Total Mesh Volume: 0.00

Wire Cross-Sectional Area: 0.00

Formula Used: The total weight is calculated by finding the total length of all wires, converting this to total volume using the wire's cross-sectional area, and then multiplying by the material's density.

Weight = (Total Wire Length) × (Wire Cross-Sectional Area) × (Material Density)

Weight Distribution by Wire Type

Visualizing the contribution of horizontal and vertical wires to the total weight.

Mesh Specification Summary

Parameter Value Unit
Mesh Width 0.00 m
Mesh Height 0.00 m
Wire Diameter 0.00 mm
Horizontal Spacing 0 mm
Vertical Spacing 0 mm
Material Density 0 kg/m³
Calculated Weight 0.00 kg

What is Welded Mesh Weight?

The term "welded mesh weight" refers to the total mass of a piece of welded wire mesh. Welded mesh is a versatile product made from steel wires welded together at their intersection points, forming a grid pattern. Understanding its weight is crucial for various applications, including structural calculations, transportation logistics, material handling, and cost estimation. It's a fundamental metric for engineers, fabricators, builders, and anyone involved in projects utilizing welded mesh.

Who should use it:

  • Engineers and Architects: For structural load calculations, material specifications, and safety assessments.
  • Fabricators and Manufacturers: For inventory management, production planning, and costing.
  • Contractors and Builders: For project budgeting, material procurement, and transportation planning.
  • Farmers and Agriculturists: When designing enclosures, fencing, or animal housing.
  • DIY Enthusiasts: For planning projects like garden beds, trellises, or custom enclosures.

Common Misconceptions:

  • "All mesh of the same size weighs the same": This is false. Weight is heavily influenced by wire diameter, spacing, and material. A thicker wire or denser material will significantly increase weight.
  • "Weight is only important for shipping": While crucial for shipping costs, weight also dictates structural integrity and the type of support structures needed.
  • "Mesh weight is difficult to calculate": With the right tools and understanding of the parameters, calculating welded mesh weight is straightforward, as demonstrated by our welded mesh weight calculatorOur online tool simplifies the complex calculation into easy-to-understand steps..

Welded Mesh Weight Formula and Mathematical Explanation

Calculating the weight of welded mesh involves determining the total volume of wire used and multiplying it by the material's density. The process can be broken down into several steps:

Step 1: Calculate Wire Cross-Sectional Area

The first step is to find the area of a single wire's cross-section. Since wires are typically cylindrical, we use the formula for the area of a circle.

Formula: Area = π × (radius)²

Where radius = diameter / 2.

Important: Ensure units are consistent. If the diameter is in millimeters (mm), convert it to meters (m) before calculating the area to get square meters (m²).

Radius (m) = (Wire Diameter (mm) / 2) / 1000

Wire Area (m²) = π × (Radius (m))²

Step 2: Calculate the Number of Wires

We need to determine how many horizontal and vertical wires make up the mesh panel.

  • Number of Vertical Wires: Typically, this is calculated based on the mesh width and horizontal spacing. A common approach is (Mesh Width / Horizontal Spacing) + 1.
  • Number of Horizontal Wires: Similarly, this is calculated based on the mesh height and vertical spacing. (Mesh Height / Vertical Spacing) + 1.

Note: For square mesh where horizontal and vertical spacing are identical, these calculations simplify. The calculator handles these specific cases.

Step 3: Calculate Total Wire Length

Once we know the number of wires and their lengths (which correspond to the dimensions of the mesh panel), we can calculate the total length of wire used.

Formula: Total Wire Length = (Number of Vertical Wires × Mesh Height) + (Number of Horizontal Wires × Mesh Width)

Step 4: Calculate Total Mesh Volume

The total volume of the mesh is the total length of the wire multiplied by its cross-sectional area.

Formula: Total Mesh Volume (m³) = Total Wire Length (m) × Wire Cross-Sectional Area (m²)

Step 5: Calculate Total Mesh Weight

Finally, multiply the total volume by the density of the material to get the total weight.

Formula: Total Weight (kg) = Total Mesh Volume (m³) × Material Density (kg/m³)

Variable Explanations

Here's a breakdown of the variables used in the welded mesh weight calculationUnderstanding these inputs is key to accurate results.:

Variable Meaning Unit Typical Range
Mesh Width The horizontal dimension of the mesh panel. Meters (m) 0.5 – 10.0+
Mesh Height The vertical dimension of the mesh panel. Meters (m) 0.5 – 5.0+
Wire Diameter The thickness of the individual wires used. Millimeters (mm) 2.0 – 8.0+
Mesh Type Defines the grid pattern (Square or Rectangular). N/A Square, Rectangular
Horizontal Spacing Distance between vertical wires (center-to-center). Millimeters (mm) 25 – 200
Vertical Spacing Distance between horizontal wires (center-to-center). Millimeters (mm) 25 – 200
Material Density Mass per unit volume of the mesh material. Kilograms per cubic meter (kg/m³) Steel: ~7850, Stainless Steel: ~8000
Total Wire Length Sum of the lengths of all horizontal and vertical wires. Meters (m) Varies widely
Wire Cross-Sectional Area The area of the wire if cut in half. Square Meters (m²) Varies
Total Mesh Volume The total space occupied by the wire material. Cubic Meters (m³) Varies
Total Weight The final calculated mass of the mesh panel. Kilograms (kg) Varies widely

Practical Examples (Real-World Use Cases)

Example 1: Standard Garden Fencing Mesh

A homeowner wants to build a robust garden enclosure. They choose a welded mesh panel with the following specifications:

  • Mesh Width: 1.5 meters
  • Mesh Height: 1.0 meter
  • Wire Diameter: 4 mm
  • Mesh Type: Square Mesh
  • Horizontal Spacing: 50 mm
  • Vertical Spacing: 50 mm
  • Material Density: 7850 kg/m³ (Steel)

Calculation Steps (as performed by the calculator):

  1. Wire Radius: (4 mm / 2) / 1000 = 0.002 m
  2. Wire Area: π × (0.002 m)² ≈ 0.00001257 m²
  3. Number of Vertical Wires: (1.5 m / 0.050 m) + 1 = 30 + 1 = 31 wires
  4. Number of Horizontal Wires: (1.0 m / 0.050 m) + 1 = 20 + 1 = 21 wires
  5. Total Vertical Wire Length: 31 wires × 1.0 m = 31 m
  6. Total Horizontal Wire Length: 21 wires × 1.5 m = 31.5 m
  7. Total Wire Length: 31 m + 31.5 m = 62.5 m
  8. Total Mesh Volume: 62.5 m × 0.00001257 m² ≈ 0.0007856 m³
  9. Total Weight: 0.0007856 m³ × 7850 kg/m³ ≈ 6.17 kg

Interpretation: This 1.5m x 1.0m garden mesh panel weighs approximately 6.17 kg. This weight is manageable for installation by one person and confirms the material is sturdy enough for garden protection.

Example 2: Heavy-Duty Industrial Mesh

An industrial facility requires a strong partition. They select a custom mesh panel:

  • Mesh Width: 3.0 meters
  • Mesh Height: 2.5 meters
  • Wire Diameter: 8 mm
  • Mesh Type: Rectangular Mesh
  • Horizontal Spacing: 150 mm
  • Vertical Spacing: 75 mm
  • Material Density: 7850 kg/m³ (Steel)

Calculation Steps:

  1. Wire Radius: (8 mm / 2) / 1000 = 0.004 m
  2. Wire Area: π × (0.004 m)² ≈ 0.00005027 m²
  3. Number of Vertical Wires: (3.0 m / 0.150 m) + 1 = 20 + 1 = 21 wires
  4. Number of Horizontal Wires: (2.5 m / 0.075 m) + 1 ≈ 33.33 + 1 = 34.33 (Rounded up to 35 for practical cutting, or calculator may use exact calculation) Let's use the calculator's typical logic which might compute wire count based on divisions, often leading to precise length calculations. Assuming precise calculation based on divisions: Number of Horizontal Wires based on height: (2.5m / 0.075m) = 33.33 divisions. Total horizontal wire count is often calculated as floor(total dimension / spacing) + 1 for discrete wires. Let's use: Num Vert = floor(3.0/0.150)+1 = 21. Num Horiz = floor(2.5/0.075)+1 = 33+1=34.
  5. Total Vertical Wire Length: 21 wires × 2.5 m = 52.5 m
  6. Total Horizontal Wire Length: 34 wires × 3.0 m = 102 m
  7. Total Wire Length: 52.5 m + 102 m = 154.5 m
  8. Total Mesh Volume: 154.5 m × 0.00005027 m² ≈ 0.007769 m³
  9. Total Weight: 0.007769 m³ × 7850 kg/m³ ≈ 61.04 kg

Interpretation: This large, heavy-duty mesh panel weighs approximately 61.04 kg. This significant weight indicates its strength and suitability for industrial applications. It will require multiple people or machinery for handling and installation, and transportation costs will be higher.

How to Use This Welded Mesh Weight Calculator

Our online welded mesh weight calculatorDesigned for ease of use and accuracy. is designed for simplicity and speed. Follow these steps to get your weight calculation:

  1. Enter Mesh Dimensions: Input the Width and Height of your mesh panel in meters (m).
  2. Specify Wire Diameter: Enter the thickness of the wires in millimeters (mm).
  3. Select Mesh Type: Choose whether your mesh is "Square" or "Rectangular". This affects how spacing is interpreted.
  4. Input Spacing: Provide the Horizontal Spacing (distance between vertical wires) and Vertical Spacing (distance between horizontal wires) in millimeters (mm). For a standard square mesh with equal spacing in both directions, you can often input the same value for both.
  5. Set Material Density: Enter the density of the material used for the wires. Steel is common, with a density of approximately 7850 kg/m³. Other materials like stainless steel will have different densities.
  6. Click Calculate: Press the "Calculate Weight" button.

How to Read Results

  • Primary Result (Green Box): This is the total calculated weight of your mesh panel in kilograms (kg).
  • Intermediate Values: You'll see the Total Wire Length (m), Total Mesh Volume (m³), and Wire Cross-Sectional Area (m²). These provide insight into the calculation process.
  • Formula Explanation: A brief description clarifies how the weight is derived.
  • Chart: The visual representation shows the weight contribution from horizontal versus vertical wires.
  • Table: A summary table reiterates your input values and the final calculated weight.

Decision-Making Guidance

The calculated weight can inform several decisions:

  • Material Procurement: Ensure you order enough material, factoring in potential waste.
  • Structural Support: For large panels or heavy applications, assess if existing supports are adequate or if reinforcement is needed.
  • Transportation: Determine if special equipment or multiple people are required for handling and transport.
  • Cost Estimation: Weight is often a key factor in the cost of raw materials and fabrication.

Use the "Reset" button to clear fields and start over, or the "Copy Results" button to easily share the calculated data.

Key Factors That Affect Welded Mesh Weight Results

Several factors directly influence the final weight calculation of a welded mesh panel. Understanding these helps in accurate estimation and project planning:

  1. Wire Diameter: This is one of the most significant factors. Even a small increase in diameter dramatically increases the cross-sectional area of the wire (area is proportional to diameter squared). Therefore, thicker wires result in substantially heavier mesh.
  2. Mesh Dimensions (Width & Height): Larger panels naturally contain more wire, leading to a higher overall weight. The relationship is linear – doubling the width or height roughly doubles the weight, assuming spacing remains constant.
  3. Wire Spacing (Horizontal & Vertical): Closer spacing means more wires are used within the same panel dimensions. This increases the total wire length and, consequently, the total weight. Wider spacing reduces the number of wires and the overall weight.
  4. Material Density: Different metals have different densities. While steel is common (approx. 7850 kg/m³), stainless steel (~8000 kg/m³), aluminum (~2700 kg/m³), or other alloys will yield different weights for the same volume of material. Always use the correct density for the material specified.
  5. Mesh Pattern (Square vs. Rectangular): While the calculation accounts for this, the choice affects the number of wires along each axis for a given set of dimensions and spacing. A rectangular pattern with wider spacing in one direction might be lighter than a square pattern with tighter, uniform spacing, even for the same overall panel size.
  6. Weld Points: While the primary calculation focuses on wire length and volume, the welding process itself adds negligible mass at the intersection points. For most practical purposes, this is not included in standard calculations as its contribution is minimal compared to the wire's mass.
  7. Coating/Galvanization: If the mesh is coated (e.g., galvanized), this adds a small amount of weight. The calculator typically assumes bare wire unless specified otherwise. For very precise calculations on coated materials, the coating's density and thickness would need to be considered, although it's often a minor addition.

Frequently Asked Questions (FAQ)

Q1: What is the standard density for steel welded mesh?

A: The standard density for carbon steel is approximately 7850 kg/m³. This value is commonly used in calculations unless a specific alloy or different material is indicated.

Q2: Does the calculator account for the weight of the welds?

A: The calculator primarily bases its weight calculation on the volume of the wire itself. The mass added by the weld points at intersections is generally negligible for typical mesh sizes and wire diameters and is not explicitly calculated.

Q3: Can I calculate the weight for a custom mesh size?

A: Yes, this calculator is designed for custom sizes. Simply input your specific mesh width, height, wire diameter, and spacing values.

Q4: What units should I use for input?

A: Mesh dimensions (Width, Height) should be in meters (m). Wire diameter and spacing should be in millimeters (mm). Material density should be in kilograms per cubic meter (kg/m³).

Q5: What happens if I enter zero for wire diameter or spacing?

A: Entering zero for wire diameter will result in a calculated weight of zero, as there's no material volume. Entering zero for spacing is physically impossible and might lead to errors or extremely high wire counts/weights. The calculator includes basic validation to prevent these inputs.

Q6: How accurate is the welded mesh weight calculator?

A: The calculator provides a highly accurate theoretical weight based on the inputs provided and standard material density. Actual weight may vary slightly due to manufacturing tolerances, exact wire composition, and coating thickness.

Q7: Can this calculator be used for chain link fence material?

A: No, this calculator is specifically for *welded* wire mesh, where wires are joined at right angles by welding. Chain link fences use a different construction method (weaving wires into a diamond pattern) and require a different calculation method.

Q8: What does it mean if my calculated weight is very high?

A: A high calculated weight typically indicates large panel dimensions, thick wire diameters, or close wire spacing. This suggests the mesh is intended for heavy-duty applications and will require appropriate handling, support, and potentially higher transportation costs.

Related Tools and Internal Resources

var chartInstance = null; // Global variable to hold the chart instance function getElement(id) { return document.getElementById(id); } function validateInput(elementId, errorElementId, min, max, unit) { var input = getElement(elementId); var errorElement = getElement(errorElementId); var value = parseFloat(input.value); var isValid = true; errorElement.textContent = "; errorElement.classList.remove('visible'); input.style.borderColor = '#ccc'; if (isNaN(value)) { errorElement.textContent = 'Please enter a valid number.'; isValid = false; } else if (value max) { errorElement.textContent = 'Value cannot exceed ' + max + ' ' + unit + '.'; isValid = false; } if (!isValid) { input.style.borderColor = 'red'; } return isValid; } function calculateMeshWeight() { var meshWidth = parseFloat(getElement("meshWidth").value); var meshHeight = parseFloat(getElement("meshHeight").value); var wireDiameterMM = parseFloat(getElement("wireDiameter").value); var meshType = getElement("meshType").value; var horizontalSpacingMM = parseFloat(getElement("horizontalSpacing").value); var verticalSpacingMM = parseFloat(getElement("verticalSpacing").value); var materialDensity = parseFloat(getElement("materialDensity").value); var errors = []; if (!validateInput("meshWidth", "meshWidthError", 0.1, 100, "m")) errors.push("Mesh Width"); if (!validateInput("meshHeight", "meshHeightError", 0.1, 100, "m")) errors.push("Mesh Height"); if (!validateInput("wireDiameter", "wireDiameterError", 0.1, 50, "mm")) errors.push("Wire Diameter"); if (!validateInput("horizontalSpacing", "horizontalSpacingError", 1, 1000, "mm")) errors.push("Horizontal Spacing"); if (!validateInput("verticalSpacing", "verticalSpacingError", 1, 1000, "mm")) errors.push("Vertical Spacing"); if (!validateInput("materialDensity", "materialDensityError", 1, 20000, "kg/m³")) errors.push("Material Density"); if (errors.length > 0) { console.error("Validation failed for:", errors); return; } var wireDiameterM = wireDiameterMM / 1000; var wireRadiusM = wireDiameterM / 2; var wireArea = Math.PI * Math.pow(wireRadiusM, 2); var numVerticalWires, numHorizontalWires; var totalVerticalLength, totalHorizontalLength; if (meshType === "square") { // For square mesh, often spacing is uniform, but we'll use the provided inputs for flexibility var effectiveHorizontalSpacing = horizontalSpacingMM > 0 ? horizontalSpacingMM : wireDiameterMM; // Avoid division by zero var effectiveVerticalSpacing = verticalSpacingMM > 0 ? verticalSpacingMM : wireDiameterMM; numVerticalWires = Math.floor((meshWidth * 1000) / effectiveHorizontalSpacing) + 1; numHorizontalWires = Math.floor((meshHeight * 1000) / effectiveVerticalSpacing) + 1; totalVerticalLength = numVerticalWires * meshHeight; totalHorizontalLength = numHorizontalWires * meshWidth; } else { // Rectangular Mesh numVerticalWires = Math.floor((meshWidth * 1000) / horizontalSpacingMM) + 1; numHorizontalWires = Math.floor((meshHeight * 1000) / verticalSpacingMM) + 1; totalVerticalLength = numVerticalWires * meshHeight; totalHorizontalLength = numHorizontalWires * meshWidth; } var totalWireLength = totalVerticalLength + totalHorizontalLength; var totalMeshVolume = totalWireLength * wireArea; var totalWeight = totalMeshVolume * materialDensity; // Rounding for display var roundedTotalWireLength = totalWireLength.toFixed(2); var roundedTotalMeshVolume = totalMeshVolume.toFixed(6); // More precision for volume var roundedWireArea = wireArea.toFixed(8); // More precision for area var roundedTotalWeight = totalWeight.toFixed(2); getElement("primary-result").textContent = roundedTotalWeight + " kg"; getElement("totalWireLength").textContent = roundedTotalWireLength; getElement("totalMeshVolume").textContent = roundedTotalMeshVolume; getElement("wireArea").textContent = roundedWireArea; // Update summary table getElement("summaryWidth").textContent = meshWidth.toFixed(2); getElement("summaryHeight").textContent = meshHeight.toFixed(2); getElement("summaryDiameter").textContent = wireDiameterMM.toFixed(1); getElement("summaryHSpacing").textContent = horizontalSpacingMM; getElement("summaryVSpacing").textContent = verticalSpacingMM; getElement("summaryDensity").textContent = materialDensity; getElement("summaryWeight").textContent = roundedTotalWeight; updateChart(roundedTotalWeight, roundedTotalWireLength, wireDiameterMM, meshType, horizontalSpacingMM, verticalSpacingMM); } function updateChart(totalWeight, totalWireLength, wireDiameterMM, meshType, hSpacing, vSpacing) { var wireArea = Math.PI * Math.pow((wireDiameterMM / 2000), 2); // area in m^2 // Recalculate lengths for chart basis var meshWidth = parseFloat(getElement("meshWidth").value); var meshHeight = parseFloat(getElement("meshHeight").value); var numVerticalWires, numHorizontalWires; if (meshType === "square") { var effectiveHorizontalSpacing = hSpacing > 0 ? hSpacing : wireDiameterMM; var effectiveVerticalSpacing = vSpacing > 0 ? vSpacing : wireDiameterMM; numVerticalWires = Math.floor((meshWidth * 1000) / effectiveHorizontalSpacing) + 1; numHorizontalWires = Math.floor((meshHeight * 1000) / effectiveVerticalSpacing) + 1; } else { numVerticalWires = Math.floor((meshWidth * 1000) / hSpacing) + 1; numHorizontalWires = Math.floor((meshHeight * 1000) / vSpacing) + 1; } var totalVerticalLength = numVerticalWires * meshHeight; var totalHorizontalLength = numHorizontalWires * meshWidth; var verticalWeight = totalVerticalLength * wireArea * parseFloat(getElement("materialDensity").value); var horizontalWeight = totalHorizontalLength * wireArea * parseFloat(getElement("materialDensity").value); var totalCalculatedWeight = verticalWeight + horizontalWeight; // Recalculate for consistency var ctx = getElement('weightDistributionChart').getContext('2d'); // Destroy previous chart instance if it exists if (chartInstance) { chartInstance.destroy(); } chartInstance = new Chart(ctx, { type: 'bar', // Changed to bar for better comparison data: { labels: ['Vertical Wires', 'Horizontal Wires'], datasets: [{ label: 'Weight Contribution (kg)', data: [verticalWeight.toFixed(2), horizontalWeight.toFixed(2)], backgroundColor: [ 'rgba(0, 74, 153, 0.6)', // Primary color for vertical 'rgba(40, 167, 69, 0.6)' // Success color for horizontal ], borderColor: [ 'rgba(0, 74, 153, 1)', 'rgba(40, 167, 69, 1)' ], borderWidth: 1 }] }, options: { responsive: true, maintainAspectRatio: true, scales: { y: { beginAtZero: true, ticks: { callback: function(value) { return value.toFixed(2) + ' kg'; } } } }, plugins: { legend: { display: true, position: 'top', }, title: { display: true, text: 'Weight Contribution by Wire Orientation' } } } }); } function resetCalculator() { getElement("meshWidth").value = "1.2"; getElement("meshHeight").value = "2.4"; getElement("wireDiameter").value = "5"; getElement("meshType").value = "square"; getElement("horizontalSpacing").value = "100"; getElement("verticalSpacing").value = "100"; getElement("materialDensity").value = "7850"; // Clear results and errors getElement("primary-result").textContent = "0.00 kg"; getElement("totalWireLength").textContent = "0.00"; getElement("totalMeshVolume").textContent = "0.000000"; getElement("wireArea").textContent = "0.00000000"; getElement("meshWidthError").textContent = "; getElement("meshWidthError").classList.remove('visible'); getElement("meshWidth").style.borderColor = '#ccc'; getElement("meshHeightError").textContent = "; getElement("meshHeightError").classList.remove('visible'); getElement("meshHeight").style.borderColor = '#ccc'; getElement("wireDiameterError").textContent = "; getElement("wireDiameterError").classList.remove('visible'); getElement("wireDiameter").style.borderColor = '#ccc'; getElement("horizontalSpacingError").textContent = "; getElement("horizontalSpacingError").classList.remove('visible'); getElement("horizontalSpacing").style.borderColor = '#ccc'; getElement("verticalSpacingError").textContent = "; getElement("verticalSpacingError").classList.remove('visible'); getElement("verticalSpacing").style.borderColor = '#ccc'; getElement("materialDensityError").textContent = "; getElement("materialDensityError").classList.remove('visible'); getElement("materialDensity").style.borderColor = '#ccc'; // Reset summary table getElement("summaryWidth").textContent = "1.20"; getElement("summaryHeight").textContent = "2.40"; getElement("summaryDiameter").textContent = "5.0"; getElement("summaryHSpacing").textContent = "100"; getElement("summaryVSpacing").textContent = "100"; getElement("summaryDensity").textContent = "7850"; getElement("summaryWeight").textContent = "0.00"; // Reset chart data to zero state if (chartInstance) { chartInstance.destroy(); chartInstance = null; // Clear the instance variable } var ctx = getElement('weightDistributionChart').getContext('2d'); ctx.clearRect(0, 0, ctx.canvas.width, ctx.canvas.height); // Clear the canvas // Optionally call calculate to set initial zero state properly after reset if needed // calculateMeshWeight(); // Or manually set zeros if preferred } function copyResults() { var primaryResult = getElement("primary-result").textContent; var totalWireLength = getElement("totalWireLength").textContent; var totalMeshVolume = getElement("totalMeshVolume").textContent; var wireArea = getElement("wireArea").textContent; var meshWidth = getElement("meshWidth").value; var meshHeight = getElement("meshHeight").value; var wireDiameterMM = getElement("wireDiameter").value; var meshType = getElement("meshType").options[getElement("meshType").selectedIndex].text; var hSpacing = getElement("horizontalSpacing").value; var vSpacing = getElement("verticalSpacing").value; var density = getElement("materialDensity").value; var resultsText = "— Welded Mesh Weight Calculation Results —\n\n"; resultsText += "Primary Result:\n"; resultsText += primaryResult + "\n\n"; resultsText += "Key Metrics:\n"; resultsText += "- Total Wire Length: " + totalWireLength + " m\n"; resultsText += "- Total Mesh Volume: " + totalMeshVolume + " m³\n"; resultsText += "- Wire Cross-Sectional Area: " + wireArea + " m²\n\n"; resultsText += "Inputs Used:\n"; resultsText += "- Mesh Width: " + meshWidth + " m\n"; resultsText += "- Mesh Height: " + meshHeight + " m\n"; resultsText += "- Wire Diameter: " + wireDiameterMM + " mm\n"; resultsText += "- Mesh Type: " + meshType + "\n"; resultsText += "- Horizontal Spacing: " + hSpacing + " mm\n"; resultsText += "- Vertical Spacing: " + vSpacing + " mm\n"; resultsText += "- Material Density: " + density + " kg/m³\n"; // Use the browser's Clipboard API navigator.clipboard.writeText(resultsText).then(function() { // Success feedback (optional) var originalText = getElement("copyResultsButton").textContent; getElement("copyResultsButton").textContent = "Copied!"; setTimeout(function() { getElement("copyResultsButton").textContent = originalText; }, 2000); }).catch(function(err) { console.error('Failed to copy results: ', err); // Fallback or error message (optional) }); } // Initial calculation on load to display default values correctly document.addEventListener('DOMContentLoaded', function() { // Add id to the copy button for the copyResults function var copyButton = document.querySelector('.btn-copy'); if (copyButton) { copyButton.id = "copyResultsButton"; } // Ensure Chart.js is available before trying to create a chart if (typeof Chart !== 'undefined') { calculateMeshWeight(); // Perform initial calculation to display chart and results // Trigger a small update to ensure chart renders with initial values var initialUpdateTimeout = setTimeout(function() { updateChart( parseFloat(getElement("primary-result").textContent.replace(" kg", "")), parseFloat(getElement("totalWireLength").textContent), parseFloat(getElement("wireDiameter").value), getElement("meshType").value, parseFloat(getElement("horizontalSpacing").value), parseFloat(getElement("verticalSpacing").value) ); }, 100); // Small delay to ensure inputs are read } else { console.error("Chart.js library not found. Please include it in your HTML."); // Optionally display a message to the user getElement('weightDistributionChart').textContent = "Chart could not be loaded. Please ensure Chart.js is included."; } }); // Add event listeners for real-time updates on input changes (optional but good UX) var inputs = document.querySelectorAll('.calculator-container input[type="number"], .calculator-container select'); inputs.forEach(function(input) { input.addEventListener('input', calculateMeshWeight); input.addEventListener('change', calculateMeshWeight); // Use 'change' for select elements }); getElement("meshType").addEventListener('change', calculateMeshWeight);

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