{"id":2045,"date":"2025-08-29T01:57:37","date_gmt":"2025-08-29T01:57:37","guid":{"rendered":"https:\/\/nbaem.com\/?p=2045"},"modified":"2025-08-29T02:11:06","modified_gmt":"2025-08-29T02:11:06","slug":"magnet-grades-pull-force-gauss-magnet-strength-and-n-numbers","status":"publish","type":"post","link":"https:\/\/nbaem.com\/fa\/magnet-grades-pull-force-gauss-magnet-strength-and-n-numbers\/","title":{"rendered":"Magnet Grades Guide Pull Force Gauss Strength and N Numbers"},"content":{"rendered":"<h2>What Are Magnet Grades<\/h2>\n<p>Magnet grades are a way to classify the strength and material properties of permanent magnets. For example, common neodymium magnet grades include <strong>N35, N42, and N52<\/strong>, where the <strong>\u201cN\u201d<\/strong> stands for <em>\u0646\u0626\u0648\u062f\u06cc\u0645\u06cc\u0645<\/em>, and the number represents the magnet\u2019s <strong>maximum energy product<\/strong> (BHmax) \u2014 a measure of how much magnetic energy the material can store. In general, <strong>higher numbers mean stronger magnets<\/strong>, assuming the same size and shape.<\/p>\n<p>The grade not only reflects <strong>\u0646\u06cc\u0631\u0648\u0645\u0646\u062f \u0645\u063a\u0646\u0627\u0637\u06cc\u0633\u06cc<\/strong> but also <strong>material composition<\/strong> and performance characteristics, including temperature tolerance and resistance to demagnetization.<\/p>\n<p>Here\u2019s a quick overview of popular magnet types and their typical grades:<\/p>\n<ul>\n<li><strong>\u0646\u0626\u0648\u062f\u06cc\u0645\u06cc\u0648\u0645 (NdFeB)<\/strong> \u2013 The strongest commercially available permanent magnets; grades typically range from <strong>N35 to N52<\/strong>.<\/li>\n<li><span style=\"color: #ff6600;\"><a style=\"color: #ff6600;\" href=\"https:\/\/nbaem.com\/fa\/products\/ceramic-magnet\/\" target=\"_blank\" rel=\"noopener\"><strong>\u0641\u0650\u0631\u06cc\u062a (\u0633\u0631\u0627\u0645\u06cc\u06a9\u06cc)<\/strong> <\/a><\/span>\u2013 Cost-effective and corrosion-resistant; grades such as <strong>cURL Too many subrequests by single Worker invocation. To configure this limit, refer to https:\/\/developers.cloudflare.com\/workers\/wrangler\/configuration\/#limits<\/strong>.<\/li>\n<li><strong>\u0622\u0644\u06cc\u0646\u064f\u06a9\u0648<\/strong> cURL Too many subrequests by single Worker invocation. To configure this limit, refer to https:\/\/developers.cloudflare.com\/workers\/wrangler\/configuration\/#limits <strong>cURL Too many subrequests by single Worker invocation. To configure this limit, refer to https:\/\/developers.cloudflare.com\/workers\/wrangler\/configuration\/#limits<\/strong> or <strong>cURL Too many subrequests by single Worker invocation. To configure this limit, refer to https:\/\/developers.cloudflare.com\/workers\/wrangler\/configuration\/#limits<\/strong>.<\/li>\n<li><span style=\"color: #ff6600;\"><a style=\"color: #ff6600;\" href=\"https:\/\/nbaem.com\/fa\/products\/samarium-cobalt-magnets\/\" target=\"_blank\" rel=\"noopener\"><strong>\u0633\u0645\u0627\u0631\u06cc\u0648\u0645 \u06a9\u064f\u0628\u0627\u0644\u062a (SmCo)<\/strong> <\/a><\/span>cURL Too many subrequests by single Worker invocation. To configure this limit, refer to https:\/\/developers.cloudflare.com\/workers\/wrangler\/configuration\/#limits <strong>cURL Too many subrequests by single Worker invocation. To configure this limit, refer to https:\/\/developers.cloudflare.com\/workers\/wrangler\/configuration\/#limits<\/strong>.<\/li>\n<\/ul>\n<p>cURL Too many subrequests by single Worker invocation. To configure this limit, refer to https:\/\/developers.cloudflare.com\/workers\/wrangler\/configuration\/#limits<\/p>\n<h2>Understanding Pull Force What It Means and Why It Matters<\/h2>\n<p><img decoding=\"async\" src=\"https:\/\/nbaem.com\/wp-content\/uploads\/2025\/08\/magnet_pull_force_measurement_j0MTvbaS9.webp\" alt=\"magnet pull force measurement\" \/><\/p>\n<p>cURL Too many subrequests by single Worker invocation. To configure this limit, refer to https:\/\/developers.cloudflare.com\/workers\/wrangler\/configuration\/#limits <strong>cURL Too many subrequests by single Worker invocation. To configure this limit, refer to https:\/\/developers.cloudflare.com\/workers\/wrangler\/configuration\/#limits<\/strong> or <strong>cURL Too many subrequests by single Worker invocation. To configure this limit, refer to https:\/\/developers.cloudflare.com\/workers\/wrangler\/configuration\/#limits<\/strong>cURL Too many subrequests by single Worker invocation. To configure this limit, refer to https:\/\/developers.cloudflare.com\/workers\/wrangler\/configuration\/#limits<\/p>\n<p>cURL Too many subrequests by single Worker invocation. To configure this limit, refer to https:\/\/developers.cloudflare.com\/workers\/wrangler\/configuration\/#limits<\/p>\n<ul>\n<li><strong>cURL Too many subrequests by single Worker invocation. To configure this limit, refer to https:\/\/developers.cloudflare.com\/workers\/wrangler\/configuration\/#limits<\/strong> cURL Too many subrequests by single Worker invocation. To configure this limit, refer to https:\/\/developers.cloudflare.com\/workers\/wrangler\/configuration\/#limits<\/li>\n<li><strong>cURL Too many subrequests by single Worker invocation. To configure this limit, refer to https:\/\/developers.cloudflare.com\/workers\/wrangler\/configuration\/#limits<\/strong> cURL Too many subrequests by single Worker invocation. To configure this limit, refer to https:\/\/developers.cloudflare.com\/workers\/wrangler\/configuration\/#limits<\/li>\n<li><strong>cURL Too many subrequests by single Worker invocation. To configure this limit, refer to https:\/\/developers.cloudflare.com\/workers\/wrangler\/configuration\/#limits<\/strong> cURL Too many subrequests by single Worker invocation. To configure this limit, refer to https:\/\/developers.cloudflare.com\/workers\/wrangler\/configuration\/#limits<\/li>\n<\/ul>\n<p>cURL Too many subrequests by single Worker invocation. To configure this limit, refer to https:\/\/developers.cloudflare.com\/workers\/wrangler\/configuration\/#limits <strong>cURL Too many subrequests by single Worker invocation. To configure this limit, refer to https:\/\/developers.cloudflare.com\/workers\/wrangler\/configuration\/#limits<\/strong> cURL Too many subrequests by single Worker invocation. To configure this limit, refer to https:\/\/developers.cloudflare.com\/workers\/wrangler\/configuration\/#limits <strong>cURL Too many subrequests by single Worker invocation. To configure this limit, refer to https:\/\/developers.cloudflare.com\/workers\/wrangler\/configuration\/#limits<\/strong>.<\/p>\n<p>cURL Too many subrequests by single Worker invocation. To configure this limit, refer to https:\/\/developers.cloudflare.com\/workers\/wrangler\/configuration\/#limits<\/p>\n<h2>Gauss Magnet Strength The Magnetic Field Measurement<\/h2>\n<p><strong>\u06af\u0627\u0648\u0633<\/strong> cURL Too many subrequests by single Worker invocation. To configure this limit, refer to https:\/\/developers.cloudflare.com\/workers\/wrangler\/configuration\/#limits<\/p>\n<ul>\n<li><strong>cURL Too many subrequests by single Worker invocation. To configure this limit, refer to https:\/\/developers.cloudflare.com\/workers\/wrangler\/configuration\/#limits<\/strong> \u2013 the magnetic field measured right on the surface of the magnet with a gauss meter.<\/li>\n<li><strong>Residual Flux Density (Br)<\/strong> \u2013 the maximum magnetic energy the material can hold, measured in kilogauss (kG) or tesla (T) in a lab setting.<\/li>\n<\/ul>\n<p>Surface gauss is what you\u2019ll see in real-world readings, while Br is a material property used for comparing grades during manufacturing.<\/p>\n<h3>Why Gauss Matters<\/h3>\n<p>Gauss readings help you:<\/p>\n<ul>\n<li>Compare magnet strength before purchase<\/li>\n<li>Match the right magnet to your application<\/li>\n<li>Estimate holding force along with size and grade<\/li>\n<\/ul>\n<p>This is especially important for industrial uses, electronics, motors, and magnetic sensors where field strength directly impacts performance.<\/p>\n<h3>Typical Surface Gauss by Magnet Type<\/h3>\n<table>\n<thead>\n<tr>\n<th>\u0646\u0648\u0639 \u0645\u06af\u0646\u062a<\/th>\n<th>Common Grade Range<\/th>\n<th>Approx. Surface Gauss*<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>\u0646\u0626\u0648\u062f\u06cc\u0645\u06cc\u0645<\/td>\n<td>N35 \u2013 N52<\/td>\n<td>2,000 \u2013 6,000 G<\/td>\n<\/tr>\n<tr>\n<td>\u0641\u0650\u0631\u06cc\u062a (\u0633\u0631\u0627\u0645\u06cc\u06a9\u06cc)<\/td>\n<td>C5 \u2013 C8<\/td>\n<td>1,500 \u2013 3,900 G<\/td>\n<\/tr>\n<tr>\n<td>\u06a9\u0631\u0648\u0645\u0648\u0645 \u06a9\u0628\u0627\u0644\u062a<\/td>\n<td>18 \u2013 30<\/td>\n<td>2,000 \u2013 5,000 G<\/td>\n<\/tr>\n<tr>\n<td>\u0622\u0644\u06cc\u0646\u064f\u06a9\u0648<\/td>\n<td>2 \u2013 9<\/td>\n<td>800 \u2013 1,200 G<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>*Surface gauss varies by size, shape, and pole arrangement.<\/p>\n<h2>Decoding N Numbers What They Signify<\/h2>\n<p><img decoding=\"async\" src=\"https:\/\/nbaem.com\/wp-content\/uploads\/2025\/08\/Neodymium_Magnet_N_Grades_Guide_x0GfgyQrA.webp\" alt=\"Neodymium Magnet N Grades Guide\" \/><\/p>\n<p>When you shop for neodymium magnets, you\u2019ll often see grades like <strong>N35, N42, N52<\/strong>. \u0627\u06cc\u0646\u0647\u0627 <strong>N numbers<\/strong> tell you how strong the magnet material is. The \u201cN\u201d stands for neodymium, and the number refers to the <strong>\u0645\u062d\u0635\u0648\u0644 \u0627\u0646\u0631\u0698\u06cc \u062d\u062f\u0627\u06a9\u062b\u0631 (BHmax)<\/strong> \u2014 basically, how much magnetic energy the material can store. Higher numbers mean stronger potential pull, assuming the same size and shape.<\/p>\n<p>For example:<\/p>\n<ul>\n<li><strong>N35<\/strong> is a more cost-effective grade for general use.<\/li>\n<li><strong>N42<\/strong> offers balanced strength and price.<\/li>\n<li><strong>N52<\/strong> is one of the strongest grades in standard production \u2014 ideal for when you need max strength in a small space.<\/li>\n<\/ul>\n<p>The N number also influences performance:<\/p>\n<ul>\n<li><strong>Pull Power<\/strong> \u2013 Higher N grades deliver stronger pull forces for the same magnet size.<\/li>\n<li><strong>\u0645\u0642\u0627\u0648\u0645\u062a \u062f\u0631 \u0628\u0631\u0627\u0628\u0631 \u062f\u0645\u0627<\/strong> \u2013 Standard N magnets start losing strength above 80\u00b0C (176\u00b0F). For higher heat, you need special high-temp grades like N42SH or N35EH.<\/li>\n<li><strong>\u062f\u0648\u0627\u0645<\/strong> \u2013 The coating (nickel, epoxy, etc.) protects against corrosion, not the N grade itself \u2014 but higher-grade magnets should still be handled carefully because they are brittle.<\/li>\n<\/ul>\n<p>Here\u2019s a quick look at common N grades and what they mean:<\/p>\n<table>\n<thead>\n<tr>\n<th><strong>\u062f\u0631\u062c\u0647<\/strong><\/th>\n<th><strong>BHmax (MGOe)<\/strong><\/th>\n<th><strong>\u0642\u062f\u0631\u062a \u0646\u0633\u0628\u06cc<\/strong><\/th>\n<th><strong>\u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0645\u0639\u0645\u0648\u0644<\/strong><\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>N35<\/td>\n<td>33\u201335<\/td>\n<td>\u0627\u0633\u062a\u0627\u0646\u062f\u0627\u0631\u062f<\/td>\n<td>cURL Too many subrequests by single Worker invocation. To configure this limit, refer to https:\/\/developers.cloudflare.com\/workers\/wrangler\/configuration\/#limits<\/td>\n<\/tr>\n<tr>\n<td>N42<\/td>\n<td>cURL Too many subrequests by single Worker invocation. To configure this limit, refer to https:\/\/developers.cloudflare.com\/workers\/wrangler\/configuration\/#limits<\/td>\n<td>\u0642\u0648\u06cc<\/td>\n<td>cURL Too many subrequests by single Worker invocation. To configure this limit, refer to https:\/\/developers.cloudflare.com\/workers\/wrangler\/configuration\/#limits<\/td>\n<\/tr>\n<tr>\n<td>N48<\/td>\n<td>cURL Too many subrequests by single Worker invocation. To configure this limit, refer to https:\/\/developers.cloudflare.com\/workers\/wrangler\/configuration\/#limits<\/td>\n<td>\u0628\u0633\u06cc\u0627\u0631 \u0642\u0648\u06cc<\/td>\n<td>cURL Too many subrequests by single Worker invocation. To configure this limit, refer to https:\/\/developers.cloudflare.com\/workers\/wrangler\/configuration\/#limits<\/td>\n<\/tr>\n<tr>\n<td>N52<\/td>\n<td>cURL Too many subrequests by single Worker invocation. To configure this limit, refer to https:\/\/developers.cloudflare.com\/workers\/wrangler\/configuration\/#limits<\/td>\n<td>cURL Too many subrequests by single Worker invocation. To configure this limit, refer to https:\/\/developers.cloudflare.com\/workers\/wrangler\/configuration\/#limits<\/td>\n<td>cURL Too many subrequests by single Worker invocation. To configure this limit, refer to https:\/\/developers.cloudflare.com\/workers\/wrangler\/configuration\/#limits<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>cURL Too many subrequests by single Worker invocation. To configure this limit, refer to https:\/\/developers.cloudflare.com\/workers\/wrangler\/configuration\/#limits <strong>cURL Too many subrequests by single Worker invocation. To configure this limit, refer to https:\/\/developers.cloudflare.com\/workers\/wrangler\/configuration\/#limits<\/strong> cURL Too many subrequests by single Worker invocation. To configure this limit, refer to https:\/\/developers.cloudflare.com\/workers\/wrangler\/configuration\/#limits<\/p>\n<h2>How Magnet Grade Impacts Performance Real World Applications<\/h2>\n<p>cURL Too many subrequests by single Worker invocation. To configure this limit, refer to https:\/\/developers.cloudflare.com\/workers\/wrangler\/configuration\/#limits<\/p>\n<p>For example:<\/p>\n<ul>\n<li><strong>\u0645\u0648\u062a\u0648\u0631\u0647\u0627 \u0648 \u0698\u0646\u0631\u0627\u062a\u0648\u0631\u0647\u0627<\/strong> cURL Too many subrequests by single Worker invocation. To configure this limit, refer to https:\/\/developers.cloudflare.com\/workers\/wrangler\/configuration\/#limits <strong>N52<\/strong> cURL Too many subrequests by single Worker invocation. To configure this limit, refer to https:\/\/developers.cloudflare.com\/workers\/wrangler\/configuration\/#limits<\/li>\n<li><strong>cURL Too many subrequests by single Worker invocation. To configure this limit, refer to https:\/\/developers.cloudflare.com\/workers\/wrangler\/configuration\/#limits<\/strong> cURL Too many subrequests by single Worker invocation. To configure this limit, refer to https:\/\/developers.cloudflare.com\/workers\/wrangler\/configuration\/#limits <strong>cURL Too many subrequests by single Worker invocation. To configure this limit, refer to https:\/\/developers.cloudflare.com\/workers\/wrangler\/configuration\/#limits<\/strong> cURL Too many subrequests by single Worker invocation. To configure this limit, refer to https:\/\/developers.cloudflare.com\/workers\/wrangler\/configuration\/#limits<\/li>\n<li><strong>\u062c\u062f\u0627\u0633\u0627\u0632\u0647\u0627\u06cc \u0645\u063a\u0646\u0627\u0637\u06cc\u0633\u06cc<\/strong> cURL Too many subrequests by single Worker invocation. To configure this limit, refer to https:\/\/developers.cloudflare.com\/workers\/wrangler\/configuration\/#limits <strong>cURL Too many subrequests by single Worker invocation. To configure this limit, refer to https:\/\/developers.cloudflare.com\/workers\/wrangler\/configuration\/#limits<\/strong> cURL Too many subrequests by single Worker invocation. To configure this limit, refer to https:\/\/developers.cloudflare.com\/workers\/wrangler\/configuration\/#limits<\/li>\n<li><strong>\u0627\u0644\u06a9\u062a\u0631\u0648\u0646\u06cc\u06a9<\/strong> cURL Too many subrequests by single Worker invocation. To configure this limit, refer to https:\/\/developers.cloudflare.com\/workers\/wrangler\/configuration\/#limits<\/li>\n<li><strong>cURL Too many subrequests by single Worker invocation. To configure this limit, refer to https:\/\/developers.cloudflare.com\/workers\/wrangler\/configuration\/#limits<\/strong> cURL Too many subrequests by single Worker invocation. To configure this limit, refer to https:\/\/developers.cloudflare.com\/workers\/wrangler\/configuration\/#limits <strong>cURL Too many subrequests by single Worker invocation. To configure this limit, refer to https:\/\/developers.cloudflare.com\/workers\/wrangler\/configuration\/#limits<\/strong> for cost-effectiveness when extreme pull isn\u2019t necessary.<\/li>\n<\/ul>\n<p>Matching the magnet grade to the application is key. A higher N number isn\u2019t always better\u2014too strong can cause handling issues, pull in unwanted items, or even damage equipment. The right grade balances pull force, gauss strength, temperature resistance, and cost for the job at hand.<\/p>\n<h2>Other Factors Affecting Magnet Strength and Performance<\/h2>\n<p>Magnet grade and type matter, but they\u2019re only part of the story. A few other factors play a big role in how strong a magnet will actually be in real-world use.<\/p>\n<p><strong>1. Size and Shape<\/strong><\/p>\n<ul>\n<li>Bigger magnets generally have more pull force because they have more material producing the field.<\/li>\n<li>Shape affects how the field is distributed. For example, a thin disc won\u2019t pull the same way as a thick block, even if they\u2019re the same grade.<\/li>\n<\/ul>\n<p><strong>2. Coating<\/strong><\/p>\n<ul>\n<li>Coatings (like nickel, epoxy, or rubber) protect magnets from rust and physical wear, especially neodymium which can corrode easily.<\/li>\n<li>While the coating doesn\u2019t increase magnetic strength, it can help maintain performance over time by preventing damage.<\/li>\n<\/ul>\n<p><strong>3. Temperature Ratings<\/strong><\/p>\n<ul>\n<li>Every magnet has a maximum operating temperature. When it gets too hot, it can lose strength\u2014sometimes permanently.<\/li>\n<li>Higher grades don\u2019t always mean higher heat resistance. For example, standard N neodymium grades start losing power at around 80\u00b0C (176\u00b0F), but high-temp grades like N35SH can handle up to 150\u00b0C (302\u00b0F).<\/li>\n<\/ul>\n<p><strong>4. Environmental Conditions and Demagnetization Risks<\/strong><\/p>\n<ul>\n<li>Strong opposing magnetic fields, heat, or heavy mechanical stress can cause a magnet to lose some or all of its magnetism.<\/li>\n<li>For outdoor use or exposure to moisture, weatherproof coatings or corrosion-resistant materials like samarium cobalt are better choices.<\/li>\n<\/ul>\n<p>Keeping these factors in mind when selecting a magnet can save you from buying the wrong type for your project\u2014whether it\u2019s for industrial machinery, hobby builds, or custom fixtures.<\/p>\n<h2>Why Choose NBAEM Quality Magnetic Materials and Expert Guidance<\/h2>\n<p>When you\u2019re dealing with magnets, the right grade, pull force, and gauss rating make all the difference. <strong>NBAEM<\/strong> offers a full range of magnetic materials \u2013 from <strong>neodymium (N35\u2013N52)<\/strong> to ferrite, alnico, and samarium cobalt, in various shapes, sizes, and coatings to suit different applications.<\/p>\n<h3>Wide Product Range by Grade and Type<\/h3>\n<p>We stock magnets for light-duty consumer products all the way to heavy-duty <strong>industrial and engineering use<\/strong>. Options include:<\/p>\n<ul>\n<li><strong>\u0622\u0647\u0646\u200c\u0631\u0628\u0627\u0647\u0627\u06cc \u0646\u0626\u0648\u062f\u06cc\u0645\u06cc\u0648\u0645<\/strong> \u2013 high pull force, compact size<\/li>\n<li><strong>\u0645\u06af\u0646\u062a\u200c\u0647\u0627\u06cc \u0641\u0631\u06cc\u062a<\/strong> \u2013 cost-effective, corrosion-resistant<\/li>\n<li><strong>\u0645\u06af\u0646\u062a\u200c\u0647\u0627\u06cc \u0622\u0644\u0648\u0646\u06cc\u06a9<\/strong> \u2013 excellent temperature stability<\/li>\n<li><strong>Samarium cobalt<\/strong> \u2013 high strength, extreme temperature resistance<\/li>\n<\/ul>\n<table>\n<thead>\n<tr>\n<th>\u0646\u0648\u0639 \u0645\u06af\u0646\u062a<\/th>\n<th>Typical Grades<\/th>\n<th>\u0645\u0632\u0627\u06cc\u0627\u06cc \u06a9\u0644\u06cc\u062f\u06cc<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>\u0646\u0626\u0648\u062f\u06cc\u0645\u06cc\u0645<\/td>\n<td>N35\u2013N52<\/td>\n<td>Highest pull force, small size<\/td>\n<\/tr>\n<tr>\n<td>\u0641\u0631\u06cc\u062a<\/td>\n<td>Y30\u2013Y35<\/td>\n<td>Low cost, rustproof<\/td>\n<\/tr>\n<tr>\n<td>\u0622\u0644\u06cc\u0646\u064f\u06a9\u0648<\/td>\n<td>Alnico 5\u20138<\/td>\n<td>High temp stability<\/td>\n<\/tr>\n<tr>\n<td>\u06a9\u0631\u0648\u0645\u0648\u0645 \u06a9\u0628\u0627\u0644\u062a<\/td>\n<td>18\u201332 MGOe<\/td>\n<td>cURL Too many subrequests by single Worker invocation. To configure this limit, refer to https:\/\/developers.cloudflare.com\/workers\/wrangler\/configuration\/#limits<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h3>Quality Control and Customization<\/h3>\n<p>cURL Too many subrequests by single Worker invocation. To configure this limit, refer to https:\/\/developers.cloudflare.com\/workers\/wrangler\/configuration\/#limits <strong>cURL Too many subrequests by single Worker invocation. To configure this limit, refer to https:\/\/developers.cloudflare.com\/workers\/wrangler\/configuration\/#limits<\/strong> \u0648 <strong>cURL Too many subrequests by single Worker invocation. To configure this limit, refer to https:\/\/developers.cloudflare.com\/workers\/wrangler\/configuration\/#limits<\/strong>cURL Too many subrequests by single Worker invocation. To configure this limit, refer to https:\/\/developers.cloudflare.com\/workers\/wrangler\/configuration\/#limits <strong>cURL Too many subrequests by single Worker invocation. To configure this limit, refer to https:\/\/developers.cloudflare.com\/workers\/wrangler\/configuration\/#limits<\/strong> cURL Too many subrequests by single Worker invocation. To configure this limit, refer to https:\/\/developers.cloudflare.com\/workers\/wrangler\/configuration\/#limits <strong>cURL Too many subrequests by single Worker invocation. To configure this limit, refer to https:\/\/developers.cloudflare.com\/workers\/wrangler\/configuration\/#limits<\/strong>.<\/p>\n<h3>Expert Guidance for Choosing the Right Magnet<\/h3>\n<p>cURL Too many subrequests by single Worker invocation. To configure this limit, refer to https:\/\/developers.cloudflare.com\/workers\/wrangler\/configuration\/#limits<\/p>\n<ul>\n<li><strong>\u0637\u0628\u0642\u0647\u200c\u0628\u0646\u062f\u06cc \u0645\u06af\u0646\u062a<\/strong> cURL Too many subrequests by single Worker invocation. To configure this limit, refer to https:\/\/developers.cloudflare.com\/workers\/wrangler\/configuration\/#limits<\/li>\n<li><strong>\u0646\u06cc\u0631\u0648\u06cc \u06a9\u0634\u0634<\/strong> cURL Too many subrequests by single Worker invocation. To configure this limit, refer to https:\/\/developers.cloudflare.com\/workers\/wrangler\/configuration\/#limits<\/li>\n<li><strong>cURL Too many subrequests by single Worker invocation. To configure this limit, refer to https:\/\/developers.cloudflare.com\/workers\/wrangler\/configuration\/#limits<\/strong> cURL Too many subrequests by single Worker invocation. To configure this limit, refer to https:\/\/developers.cloudflare.com\/workers\/wrangler\/configuration\/#limits<\/li>\n<li><strong>cURL Too many subrequests by single Worker invocation. To configure this limit, refer to https:\/\/developers.cloudflare.com\/workers\/wrangler\/configuration\/#limits<\/strong> cURL Too many subrequests by single Worker invocation. To configure this limit, refer to https:\/\/developers.cloudflare.com\/workers\/wrangler\/configuration\/#limits<\/li>\n<\/ul>\n<p>cURL Too many subrequests by single Worker invocation. To configure this limit, refer to https:\/\/developers.cloudflare.com\/workers\/wrangler\/configuration\/#limits <strong>NBAEM<\/strong>cURL Too many subrequests by single Worker invocation. To configure this limit, refer to https:\/\/developers.cloudflare.com\/workers\/wrangler\/configuration\/#limits<\/p>\n<h2>\u0633\u0648\u0627\u0644\u0627\u062a \u067e\u0631 \u062a\u06a9\u0631\u0627\u0631 FAQ<\/h2>\n<h3>What does an N number indicate about strength<\/h3>\n<p>The <strong>N number<\/strong> cURL Too many subrequests by single Worker invocation. To configure this limit, refer to https:\/\/developers.cloudflare.com\/workers\/wrangler\/configuration\/#limits<strong>\u062d\u062f\u0627\u06a9\u062b\u0631 BH<\/strong>cURL Too many subrequests by single Worker invocation. To configure this limit, refer to https:\/\/developers.cloudflare.com\/workers\/wrangler\/configuration\/#limits <strong>N35<\/strong> cURL Too many subrequests by single Worker invocation. To configure this limit, refer to https:\/\/developers.cloudflare.com\/workers\/wrangler\/configuration\/#limits <strong>N52<\/strong> cURL Too many subrequests by single Worker invocation. To configure this limit, refer to https:\/\/developers.cloudflare.com\/workers\/wrangler\/configuration\/#limits<\/p>\n<h3>Relationship between pull force magnet size and grade<\/h3>\n<p><strong>\u0646\u06cc\u0631\u0648\u06cc \u06a9\u0634\u0634<\/strong> cURL Too many subrequests by single Worker invocation. To configure this limit, refer to https:\/\/developers.cloudflare.com\/workers\/wrangler\/configuration\/#limits<\/p>\n<ul>\n<li>cURL Too many subrequests by single Worker invocation. To configure this limit, refer to https:\/\/developers.cloudflare.com\/workers\/wrangler\/configuration\/#limits<\/li>\n<li>cURL Too many subrequests by single Worker invocation. To configure this limit, refer to https:\/\/developers.cloudflare.com\/workers\/wrangler\/configuration\/#limits<br \/>\ncURL Too many subrequests by single Worker invocation. To configure this limit, refer to https:\/\/developers.cloudflare.com\/workers\/wrangler\/configuration\/#limits<\/li>\n<\/ul>\n<h3>Using gauss measurement to compare magnets<\/h3>\n<p><strong>\u06af\u0627\u0648\u0633<\/strong> measures magnetic field strength at the surface. A <strong>gauss meter<\/strong> gives a direct reading you can use for comparisons. Just note:<\/p>\n<ul>\n<li>Higher grades usually show higher surface gauss on the same size magnet.<\/li>\n<li>Shape, coating, and measurement distance affect readings.<br \/>\nIf you\u2019re comparing magnets for a project, measure them the same way for accurate results.<\/li>\n<\/ul>\n<h3>Impact of temperature and coating on magnet performance<\/h3>\n<p>Heat and environment can change a magnet\u2019s performance:<\/p>\n<ul>\n<li>Many high grades like N52 lose strength faster under high temperatures.<\/li>\n<li>For higher heat resistance, look for special grades (e.g., N42SH or N35EH).<\/li>\n<li><strong>\u067e\u0648\u0634\u0634\u200c\u0647\u0627<\/strong> like nickel-copper-nickel or epoxy protect against rust and chipping, especially in outdoor or humid settings.<br \/>\nChoosing the right temperature rating and coating extends magnet life and keeps performance stable.<\/li>\n<\/ul>","protected":false},"excerpt":{"rendered":"<p>Learn about magnet grades pull force gauss strength and N numbers to choose the right magnet for your application<\/p>","protected":false},"author":1,"featured_media":2043,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"om_disable_all_campaigns":false,"_mi_skip_tracking":false,"footnotes":""},"categories":[1],"tags":[],"class_list":["post-2045","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-uncategorized"],"jetpack_featured_media_url":"https:\/\/nbaem.com\/wp-content\/uploads\/2025\/08\/Neodymium_Magnet_N_Grades_Guide_x0GfgyQrA.webp","_links":{"self":[{"href":"https:\/\/nbaem.com\/fa\/wp-json\/wp\/v2\/posts\/2045","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/nbaem.com\/fa\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/nbaem.com\/fa\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/nbaem.com\/fa\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/nbaem.com\/fa\/wp-json\/wp\/v2\/comments?post=2045"}],"version-history":[{"count":1,"href":"https:\/\/nbaem.com\/fa\/wp-json\/wp\/v2\/posts\/2045\/revisions"}],"predecessor-version":[{"id":2050,"href":"https:\/\/nbaem.com\/fa\/wp-json\/wp\/v2\/posts\/2045\/revisions\/2050"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/nbaem.com\/fa\/wp-json\/wp\/v2\/media\/2043"}],"wp:attachment":[{"href":"https:\/\/nbaem.com\/fa\/wp-json\/wp\/v2\/media?parent=2045"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/nbaem.com\/fa\/wp-json\/wp\/v2\/categories?post=2045"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/nbaem.com\/fa\/wp-json\/wp\/v2\/tags?post=2045"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}