{"id":2266,"date":"2023-10-25T03:19:47","date_gmt":"2023-10-25T03:19:47","guid":{"rendered":"https:\/\/met3dp.com\/?p=2266"},"modified":"2023-10-25T03:19:49","modified_gmt":"2023-10-25T03:19:49","slug":"stainless-steel-17-4ph-powder-in-2024","status":"publish","type":"post","link":"https:\/\/met3dp.sg\/vi\/stainless-steel-17-4ph-powder-in-2024\/","title":{"rendered":"Th\u00e9p kh\u00f4ng g\u1ec9 B\u1ed9t 17-4ph v\u00e0o n\u0103m 2024"},"content":{"rendered":"\n<p><strong>Overview<\/strong><\/p>\n\n\n\n<p>Stainless steel 17-4PH powder is a precipitation hardening martensitic stainless steel that can be used for metal 3D printing. It has high strength and hardness coupled with good corrosion resistance. 17-4PH contains approximately 4% copper which enables age hardening of the alloy through precipitation of copper-rich particles.<\/p>\n\n\n\n<p>This article provides an overview of 17-4PH powder including its composition, properties, processing, applications, suppliers, and comparisons to other alloys. Key details are summarized in the tables below.<\/p>\n\n\n\n<p><strong>17-4PH Powder Composition<\/strong><\/p>\n\n\n\n<p>17-4PH gets its name from its composition which includes approximately 4% copper. The main alloying elements are:<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table><thead><tr><th>Element<\/th><th>Weight %<\/th><\/tr><\/thead><tbody><tr><td>Chromium<\/td><td>15 &#8211; 17.5%<\/td><\/tr><tr><td>Nickel<\/td><td>3 &#8211; 5%<\/td><\/tr><tr><td>Copper<\/td><td>3 &#8211; 5%<\/td><\/tr><tr><td>Manganese<\/td><td>\u2264 1%<\/td><\/tr><tr><td>Silicon<\/td><td>\u2264 1%<\/td><\/tr><tr><td>Carbon<\/td><td>\u2264 0.07%<\/td><\/tr><tr><td>Sulfur &amp; Phosphorus<\/td><td>\u2264 0.04%<\/td><\/tr><tr><td>Nitrogen<\/td><td>\u2264 0.03%<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p>The copper content results in precipitation hardening which increases the strength and hardness of 17-4PH substantially. The chromium provides corrosion resistance. Nickel also boosts corrosion resistance while enhancing ductility and toughness.<\/p>\n\n\n\n<p><strong>17-4PH Powder Properties<\/strong><\/p>\n\n\n\n<p>17-4PH powder offers an excellent combination of high strength and good corrosion resistance. Key properties include:<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table><thead><tr><th>Property<\/th><th>Description<\/th><\/tr><\/thead><tbody><tr><td><strong>Strength<\/strong><\/td><td>Tensile strength up to 1,380 MPa, yield strength up to 1,240 MPa<\/td><\/tr><tr><td><strong>Hardness<\/strong><\/td><td>Up to 44 HRC after aging<\/td><\/tr><tr><td><strong>Corrosion Resistance<\/strong><\/td><td>Better than 400 series stainless steels due to copper<\/td><\/tr><tr><td><strong>Machinability<\/strong><\/td><td>More difficult to machine than 300 series due to higher strength<\/td><\/tr><tr><td><strong>Magnetism<\/strong><\/td><td>Slightly magnetic due to martensitic microstructure<\/td><\/tr><tr><td><strong>Weldability<\/strong><\/td><td>Lower weldability than 300 series due to precipitation hardening<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p>The strength, hardness, and corrosion resistance can be tailored through heat treatment. Solution annealing renders the alloy soft and ductile. Subsequent aging induces precipitation of copper-rich particles which impedes dislocation movement, thereby hardening and strengthening the material.<\/p>\n\n\n\n<p><strong>17-4PH Processing<\/strong><\/p>\n\n\n\n<p>17-4PH powder can be processed via several metal 3D printing methods:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Laser Powder Bed Fusion (L-PBF)<\/li>\n\n\n\n<li>Electron Beam Powder Bed Fusion (E-PBF)<\/li>\n\n\n\n<li>Directed Energy Deposition (DED)<\/li>\n<\/ul>\n\n\n\n<p>L-PBF is one of the most common approaches. Process parameters must be carefully controlled to achieve dense, crack-free parts and avoid residual stresses.<\/p>\n\n\n\n<p>Typical processing conditions for 17-4PH powder in L-PBF:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Layer thickness: 20-50 \u03bcm<\/li>\n\n\n\n<li>Laser power: 100-400 W<\/li>\n\n\n\n<li>Scan speed: 100-1500 mm\/s<\/li>\n\n\n\n<li>Hatch spacing: 80-120 \u03bcm<\/li>\n\n\n\n<li>Beam diameter: 50-100 \u03bcm<\/li>\n<\/ul>\n\n\n\n<p>A stress relief heat treatment is recommended after printing to relieve residual stresses. The printed parts can be solution annealed and aged to increase hardness and strength.<\/p>\n\n\n\n<p><strong>17-4PH Applications<\/strong><\/p>\n\n\n\n<p>17-4PH is used for metal 3D printed parts requiring high strength, hardness, and moderate corrosion resistance across a variety of industries:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Aerospace: Turbine blades, impellers, fasteners, brackets<\/li>\n\n\n\n<li>Automotive: Transmission components, turbocharger parts<\/li>\n\n\n\n<li>Oil &amp; gas: Valves, wellhead parts, pumps<\/li>\n\n\n\n<li>General engineering: Tooling, fixtures, molds<\/li>\n<\/ul>\n\n\n\n<p>The high hardness after aging makes 17-4PH suitable for wear-resistant applications. It can substitute for hard-to-machine materials like tool steels for injection molds and dies. The alloy is commonly used for high-strength structural brackets and housings.<\/p>\n\n\n\n<p><strong>17-4PH Powder Suppliers<\/strong><\/p>\n\n\n\n<p>17-4PH powder is commercially available from leading metal powder manufacturers:<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table><thead><tr><th>Supplier<\/th><th>Product Grades<\/th><th>Size Range<\/th><\/tr><\/thead><tbody><tr><td>Sandvik<\/td><td>Osprey 17-4PH<\/td><td>15-45 \u03bcm<\/td><\/tr><tr><td>Carpenter<\/td><td>17-4PH<\/td><td>15-45 \u03bcm<\/td><\/tr><tr><td>Praxair<\/td><td>17-4 PH<\/td><td>15-53 \u03bcm<\/td><\/tr><tr><td>LPW Technology<\/td><td>17-4PH<\/td><td>15-45 \u03bcm<\/td><\/tr><tr><td>Erasteel<\/td><td>17-4 PH<\/td><td>20-150 \u03bcm<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p>Prices range from $50\/lb to $90\/lb depending on quantity ordered. Custom particle size distributions and high purity grades (e.g. phosphate passivated) are available.<\/p>\n\n\n\n<p><strong>17-4PH vs Other Alloys<\/strong><\/p>\n\n\n\n<p>17-4PH compares to stainless steel and tool steel alloys as follows:<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table><thead><tr><th>Alloy<\/th><th>Strength<\/th><th>Corrosion Resistance<\/th><th>Comments<\/th><\/tr><\/thead><tbody><tr><td><strong>17-4PH<\/strong><\/td><td>Very high<\/td><td>Moderate<\/td><td>Precipitation hardening; high hardness; good strength and corrosion resistance combination<\/td><\/tr><tr><td>316L<\/td><td>Medium<\/td><td>Excellent<\/td><td>Standard corrosion resistant stainless; low strength; not heat treatable; cheaper<\/td><\/tr><tr><td>PH 13-8<\/td><td>High<\/td><td>Excellent<\/td><td>Precipitation hardening; high strength and corrosion resistance; contains 8% nickel<\/td><\/tr><tr><td>H13 Tool Steel<\/td><td>Very high<\/td><td>Moderate<\/td><td>Standard tool steel; high hardness but lower corrosion resistance; more expensive<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p><\/p>\n\n\n<div data-block-name=\"woocommerce\/product-category\" data-categories=\"[43]\" class=\"wc-block-grid wp-block-product-category wp-block-woocommerce-product-category wc-block-product-category has-3-columns has-multiple-rows\"><ul class=\"wc-block-grid__products\"><li class=\"wc-block-grid__product\">\n\t\t\t\t<a href=\"https:\/\/met3dp.sg\/vi\/product\/alsi50-powder\/\" class=\"wc-block-grid__product-link\">\n\t\t\t\t\t\n\t\t\t\t\t<div class=\"wc-block-grid__product-image\"><img fetchpriority=\"high\" decoding=\"async\" width=\"300\" height=\"300\" src=\"https:\/\/met3dp.sg\/wp-content\/uploads\/2023\/10\/AlSi50-300x300.jpg\" class=\"attachment-woocommerce_thumbnail size-woocommerce_thumbnail\" alt=\"titanium ti-64 for 3d printing metal\" srcset=\"https:\/\/met3dp.sg\/wp-content\/uploads\/2023\/10\/AlSi50-300x300.jpg 300w, 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Powder(AlSi10)<\/div>\n\t\t\t\t<\/a>\n\t\t\t\t<div class=\"wc-block-grid__product-price price\"><\/div>\n\t\t\t\t\n\t\t\t\t<div class=\"wp-block-button wc-block-grid__product-add-to-cart\"><a href=\"https:\/\/met3dp.sg\/vi\/product\/alsicu-powder\/\" aria-label=\"\u0110\u1ecdc th\u00eam v\u1ec1 &ldquo;AlSiCu Powder(AlSi10)&rdquo;\" data-quantity=\"1\" data-product_id=\"1723\" data-product_sku=\"\" data-price=\"0\" rel=\"nofollow\" class=\"wp-block-button__link  add_to_cart_button\">\u0110\u1ecdc ti\u1ebfp<\/a><\/div>\n\t\t\t<\/li><li class=\"wc-block-grid__product\">\n\t\t\t\t<a href=\"https:\/\/met3dp.sg\/vi\/product\/alsi10-powder\/\" class=\"wc-block-grid__product-link\">\n\t\t\t\t\t\n\t\t\t\t\t<div class=\"wc-block-grid__product-image\"><img decoding=\"async\" width=\"300\" height=\"300\" src=\"https:\/\/met3dp.sg\/wp-content\/uploads\/2023\/10\/AlSi10-Powder-300x300.png\" class=\"attachment-woocommerce_thumbnail size-woocommerce_thumbnail\" alt=\"titanium molybdenum alloy 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href=\"https:\/\/met3dp.sg\/vi\/product\/al-3104-powder\/\" class=\"wc-block-grid__product-link\">\n\t\t\t\t\t\n\t\t\t\t\t<div class=\"wc-block-grid__product-image\"><img loading=\"lazy\" decoding=\"async\" width=\"300\" height=\"300\" src=\"https:\/\/met3dp.sg\/wp-content\/uploads\/2023\/09\/Al-3104-powder-300x300.png\" class=\"attachment-woocommerce_thumbnail size-woocommerce_thumbnail\" alt=\"Al 3104 powder\" srcset=\"https:\/\/met3dp.sg\/wp-content\/uploads\/2023\/09\/Al-3104-powder-300x300.png 300w, https:\/\/met3dp.sg\/wp-content\/uploads\/2023\/09\/Al-3104-powder-100x100.png 100w, https:\/\/met3dp.sg\/wp-content\/uploads\/2023\/09\/Al-3104-powder-150x150.png 150w\" sizes=\"(max-width: 300px) 100vw, 300px\" title=\"\"><\/div>\n\t\t\t\t\t<div class=\"wc-block-grid__product-title\">Al 3104 powder<\/div>\n\t\t\t\t<\/a>\n\t\t\t\t<div class=\"wc-block-grid__product-price price\"><\/div>\n\t\t\t\t\n\t\t\t\t<div class=\"wp-block-button wc-block-grid__product-add-to-cart\"><a href=\"https:\/\/met3dp.sg\/vi\/product\/al-3104-powder\/\" aria-label=\"\u0110\u1ecdc th\u00eam v\u1ec1 &ldquo;Al 3104 powder&rdquo;\" data-quantity=\"1\" data-product_id=\"1468\" data-product_sku=\"\" data-price=\"0\" rel=\"nofollow\" class=\"wp-block-button__link  add_to_cart_button\">\u0110\u1ecdc ti\u1ebfp<\/a><\/div>\n\t\t\t<\/li><li class=\"wc-block-grid__product\">\n\t\t\t\t<a href=\"https:\/\/met3dp.sg\/vi\/product\/al-3004-powder\/\" class=\"wc-block-grid__product-link\">\n\t\t\t\t\t\n\t\t\t\t\t<div class=\"wc-block-grid__product-image\"><img loading=\"lazy\" decoding=\"async\" width=\"300\" height=\"300\" src=\"https:\/\/met3dp.sg\/wp-content\/uploads\/2023\/09\/Al-3004-powder-300x300.png\" class=\"attachment-woocommerce_thumbnail size-woocommerce_thumbnail\" alt=\"Al 3004 powder\" srcset=\"https:\/\/met3dp.sg\/wp-content\/uploads\/2023\/09\/Al-3004-powder-300x300.png 300w, https:\/\/met3dp.sg\/wp-content\/uploads\/2023\/09\/Al-3004-powder-100x100.png 100w, https:\/\/met3dp.sg\/wp-content\/uploads\/2023\/09\/Al-3004-powder-150x150.png 150w\" sizes=\"(max-width: 300px) 100vw, 300px\" title=\"\"><\/div>\n\t\t\t\t\t<div class=\"wc-block-grid__product-title\">Al 3004 powder<\/div>\n\t\t\t\t<\/a>\n\t\t\t\t<div class=\"wc-block-grid__product-price price\"><\/div>\n\t\t\t\t\n\t\t\t\t<div class=\"wp-block-button wc-block-grid__product-add-to-cart\"><a href=\"https:\/\/met3dp.sg\/vi\/product\/al-3004-powder\/\" aria-label=\"\u0110\u1ecdc th\u00eam v\u1ec1 &ldquo;Al 3004 powder&rdquo;\" data-quantity=\"1\" data-product_id=\"1467\" data-product_sku=\"\" data-price=\"0\" rel=\"nofollow\" class=\"wp-block-button__link  add_to_cart_button\">\u0110\u1ecdc ti\u1ebfp<\/a><\/div>\n\t\t\t<\/li><li class=\"wc-block-grid__product\">\n\t\t\t\t<a href=\"https:\/\/met3dp.sg\/vi\/product\/al-3203-powder\/\" class=\"wc-block-grid__product-link\">\n\t\t\t\t\t\n\t\t\t\t\t<div class=\"wc-block-grid__product-image\"><img loading=\"lazy\" decoding=\"async\" width=\"300\" height=\"300\" src=\"https:\/\/met3dp.sg\/wp-content\/uploads\/2023\/10\/Al-3203-powder-300x300.jpg\" class=\"attachment-woocommerce_thumbnail size-woocommerce_thumbnail\" alt=\"refractory powder\" srcset=\"https:\/\/met3dp.sg\/wp-content\/uploads\/2023\/10\/Al-3203-powder-300x300.jpg 300w, https:\/\/met3dp.sg\/wp-content\/uploads\/2023\/10\/Al-3203-powder-150x150.jpg 150w, https:\/\/met3dp.sg\/wp-content\/uploads\/2023\/10\/Al-3203-powder-12x12.jpg 12w, https:\/\/met3dp.sg\/wp-content\/uploads\/2023\/10\/Al-3203-powder-100x100.jpg 100w, https:\/\/met3dp.sg\/wp-content\/uploads\/2023\/10\/Al-3203-powder.jpg 600w\" sizes=\"(max-width: 300px) 100vw, 300px\" title=\"\"><\/div>\n\t\t\t\t\t<div class=\"wc-block-grid__product-title\">Al 3203 powder<\/div>\n\t\t\t\t<\/a>\n\t\t\t\t<div class=\"wc-block-grid__product-price price\"><\/div>\n\t\t\t\t\n\t\t\t\t<div class=\"wp-block-button wc-block-grid__product-add-to-cart\"><a href=\"https:\/\/met3dp.sg\/vi\/product\/al-3203-powder\/\" aria-label=\"\u0110\u1ecdc th\u00eam v\u1ec1 &ldquo;Al 3203 powder&rdquo;\" data-quantity=\"1\" data-product_id=\"1466\" data-product_sku=\"\" data-price=\"0\" rel=\"nofollow\" class=\"wp-block-button__link  add_to_cart_button\">\u0110\u1ecdc ti\u1ebfp<\/a><\/div>\n\t\t\t<\/li><\/ul><\/div>\n\n\n<p><\/p>\n\n\n\n<p><strong>FAQ<\/strong><\/p>\n\n\n\n<p><em>What are the main advantages of 17-4PH stainless steel?<\/em><\/p>\n\n\n\n<p>The main advantages of 17-4PH are its high strength and hardness coupled with moderate corrosion resistance. Hardness values up to 44 HRC are possible through aging. It offers substantially higher strength than 300 series stainless steels.<\/p>\n\n\n\n<p><em>What is 17-4PH stainless steel used for?<\/em><\/p>\n\n\n\n<p>Common applications of 17-4PH include structural components like brackets and housings, wear-resistant parts, plastic injection molds and dies, impellers, valves, and aerospace components. It is widely used across aerospace, oil &amp; gas, automotive, and general engineering.<\/p>\n\n\n\n<p><em>Why is 17-4PH suitable for metal 3D printing?<\/em><\/p>\n\n\n\n<p>17-4PH has low thermal conductivity and coefficient of thermal expansion, making it less prone to residual stress and cracking during printing. Its high hardness enables printing of wear resistant tooling. The alloy is commonly available in powder form.<\/p>\n\n\n\n<p><em>What heat treatment is used for 17-4PH?<\/em><\/p>\n\n\n\n<p>17-4PH is typically solution annealed at 1038-1066\u00b0C then aged at 371-427\u00b0C to precipitate copper-rich particles. This causes the alloy to harden and strengthen substantially. Stress relieving prior to heat treatment is recommended.<\/p>\n\n\n\n<p><em>How does 17-4PH compare to 316L and H13 tool steel?<\/em><\/p>\n\n\n\n<p>17-4PH has much higher strength and hardness than 316L stainless steel but lower corrosion resistance. Compared to H13 tool steel, 17-4PH offers better corrosion resistance with slightly lower hardness. 17-4PH provides a good balance between hardness, strength, and corrosion resistance.<\/p>\n\n\n\n<p><em>What precautions are needed when 3D printing 17-4PH?<\/em><\/p>\n\n\n\n<p>Careful process parameter selection and stress relieving between layers is important to minimize residual stresses and cracking. Print orientation, support structures, and resolution\/layer height must also be optimized for complex geometries.<\/p>\n\n\n\n<p><em>What suppliers offer 17-4PH powder?<\/em><\/p>\n\n\n\n<p>Leading suppliers of 17-4PH powder include Sandvik, Carpenter Additive, Praxair, LPW Technology, and Erasteel. Powder is available in different size distributions customized for AM processes like DED and L-PBF.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Th\u00e9p kh\u00f4ng g\u1ec9 B\u1ed9t 17-4ph l\u00e0 m\u1ed9t lo\u1ea1i k\u1ebft t\u1ee7a th\u00e9p kh\u00f4ng g\u1ec9 martensitic l\u00e0m c\u1ee9ng c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 in 3D kim lo\u1ea1i. N\u00f3 c\u00f3 s\u1ee9c m\u1ea1nh v\u00e0 \u0111\u1ed9 c\u1ee9ng cao k\u1ebft h\u1ee3p v\u1edbi kh\u1ea3 n\u0103ng ch\u1ed1ng \u0103n m\u00f2n t\u1ed1t. 17-4ph ch\u1ee9a kho\u1ea3ng 4% \u0111\u1ed3ng cho ph\u00e9p l\u00e0m c\u1ee9ng tu\u1ed5i h\u1ee3p kim th\u00f4ng qua k\u1ebft t\u1ee7a c\u00e1c h\u1ea1t gi\u00e0u \u0111\u1ed3ng.<\/p>","protected":false},"author":1,"featured_media":2149,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[25],"tags":[],"class_list":["post-2266","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-news"],"blocksy_meta":[],"_links":{"self":[{"href":"https:\/\/met3dp.sg\/vi\/wp-json\/wp\/v2\/posts\/2266","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/met3dp.sg\/vi\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/met3dp.sg\/vi\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/met3dp.sg\/vi\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/met3dp.sg\/vi\/wp-json\/wp\/v2\/comments?post=2266"}],"version-history":[{"count":1,"href":"https:\/\/met3dp.sg\/vi\/wp-json\/wp\/v2\/posts\/2266\/revisions"}],"predecessor-version":[{"id":2267,"href":"https:\/\/met3dp.sg\/vi\/wp-json\/wp\/v2\/posts\/2266\/revisions\/2267"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/met3dp.sg\/vi\/wp-json\/wp\/v2\/media\/2149"}],"wp:attachment":[{"href":"https:\/\/met3dp.sg\/vi\/wp-json\/wp\/v2\/media?parent=2266"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/met3dp.sg\/vi\/wp-json\/wp\/v2\/categories?post=2266"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/met3dp.sg\/vi\/wp-json\/wp\/v2\/tags?post=2266"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}