{"id":3883,"date":"2024-03-18T06:10:10","date_gmt":"2024-03-18T06:10:10","guid":{"rendered":"https:\/\/3dp.45612300.xyz\/product\/stainless-steel-op431-powder\/"},"modified":"2024-03-18T06:10:10","modified_gmt":"2024-03-18T06:10:10","slug":"stainless-steel-op431-powder","status":"publish","type":"product","link":"https:\/\/3dpmetal.com\/pl\/product\/stainless-steel-op431-powder\/","title":{"rendered":"Stainless Steel OP431 Powder"},"content":{"rendered":"<p><span style=\"vertical-align: inherit;\"><span style=\"vertical-align: inherit;\"><\/p>\n<h2>Overview of Stainless Steel OP431 Powder<\/h2>\n<p class=\"whitespace-pre-wrap\">OP431 stainless steel belongs to the ferritic grade steels which contain chromium as the principal alloying element. The addition of aluminum enhances oxidation and corrosion resistance at high temperatures.<\/p>\n<p class=\"whitespace-pre-wrap\">Key characteristics of OP431 powder include:<\/p>\n<ul class=\"list-disc pl-8 space-y-2\">\n<li class=\"whitespace-normal\">Excellent oxidation and corrosion resistance up to 1150\u00a1\u00abC<\/li>\n<li class=\"whitespace-normal\">Good creep resistance and thermal fatigue strength<\/li>\n<li class=\"whitespace-normal\">Excellent thermo-mechanical stability<\/li>\n<li class=\"whitespace-normal\">High thermal conductivity and low thermal expansion<\/li>\n<li class=\"whitespace-normal\">Cost-effective compared to austenitic stainless steels<\/li>\n<li class=\"whitespace-normal\">Dost\u0119pne w r\u00f3\u017cnych rozk\u0142adach wielko\u015bci cz\u0105stek<\/li>\n<\/ul>\n<p class=\"whitespace-pre-wrap\">OP431 powder is ideal for applications requiring oxidation resistance, thermal stability and moderate strength at elevated temperatures.<\/p>\n<h2>Chemical Composition of OP431 Powder<\/h2>\n<p class=\"whitespace-pre-wrap\">OP431 powder has the following nominal composition:<\/p>\n<table>\n<thead>\n<tr>\n<th>Element<\/th>\n<th>Waga %<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>\u017belazo (Fe)<\/td>\n<td>R\u00f3wnowaga<\/td>\n<\/tr>\n<tr>\n<td>Chrom (Cr)<\/td>\n<td>16-18%<\/td>\n<\/tr>\n<tr>\n<td>Aluminium (Al)<\/td>\n<td>3-5%<\/td>\n<\/tr>\n<tr>\n<td>Yttrium (Y)<\/td>\n<td>0.2-0.5%<\/td>\n<\/tr>\n<tr>\n<td>W\u0119giel (C)<\/td>\n<td>maks. 0,03%<\/td>\n<\/tr>\n<tr>\n<td>Krzem (Si)<\/td>\n<td>Maksymalnie 1%<\/td>\n<\/tr>\n<tr>\n<td>Mangan (Mn)<\/td>\n<td>Maksymalnie 1%<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"size-medium wp-image-1397 aligncenter\" src=\"https:\/\/met3dp.com\/wp-content\/uploads\/2023\/09\/Mo-300x225.jpg\" alt=\"Stainless Steel OP431 Powder\" width=\"300\" height=\"225\" title=\"\"><\/p>\n<p class=\"whitespace-pre-wrap\">Chromium provides corrosion resistance while aluminum enables excellent oxidation resistance through formation of a protective alumina layer at high temperatures. Yttrium refines the grain size for additional strength.<\/p>\n<h2>Properties of OP431 Powder<\/h2>\n<p class=\"whitespace-pre-wrap\">Key properties of OP431 powder include:<\/p>\n<table>\n<thead>\n<tr>\n<th>Nieruchomo\u015b\u0107<\/th>\n<th>Warto\u015b\u0107<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>G\u0119sto\u015b\u0107<\/td>\n<td>7.3 g\/cm3<\/td>\n<\/tr>\n<tr>\n<td>Temperatura topnienia<\/td>\n<td>1400-1450<\/td>\n<\/tr>\n<tr>\n<td>Przewodno\u015b\u0107 cieplna<\/td>\n<td>29 W\/mK<\/td>\n<\/tr>\n<tr>\n<td>Op\u00f3r elektryczny<\/td>\n<td>0.6 \u00c3\u00d7\u00b4\u00ce.cm<\/td>\n<\/tr>\n<tr>\n<td>Modu\u0142 Younga<\/td>\n<td>200 GPa<\/td>\n<\/tr>\n<tr>\n<td>Wsp\u00f3\u0142czynnik Poissona<\/td>\n<td>0.27-0.30<\/td>\n<\/tr>\n<tr>\n<td>Odporno\u015b\u0107 na rozci\u0105ganie<\/td>\n<td>450-650 MPa<\/td>\n<\/tr>\n<tr>\n<td>Wytrzyma\u0142o\u015b\u0107 graniczna<\/td>\n<td>280-480 MPa<\/td>\n<\/tr>\n<tr>\n<td>Wyd\u0142u\u017cenie<\/td>\n<td>15-20%<\/td>\n<\/tr>\n<tr>\n<td>Odporno\u015b\u0107 na utlenianie<\/td>\n<td>Doskona\u0142a do 1150\u00a1\u00abC<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>&nbsp;<\/p>\n<p class=\"whitespace-pre-wrap\">The properties like high temperature strength, oxidation resistance, and thermal stability make OP431 suitable for demanding applications.<\/p>\n<h2>Production Method for OP431 Powder<\/h2>\n<p class=\"whitespace-pre-wrap\">OP431 powder can be produced via:<\/p>\n<ul class=\"list-disc pl-8 space-y-2\">\n<li class=\"whitespace-normal\"><strong>Atomizacja gazu<\/strong>?- High pressure inert gas used to atomize the molten alloy resulting in fine spherical powder ideal for AM.<\/li>\n<li class=\"whitespace-normal\"><strong>Rozpylanie wody<\/strong>?- High velocity water jet breaks up the molten stream producing irregular powder particles. Lower cost but higher oxygen pickup.<\/li>\n<li class=\"whitespace-normal\"><strong>Mechaniczne stopowanie<\/strong>- Kulowanie mieszanych proszk\u00f3w pierwiastk\u00f3w, a nast\u0119pnie spiekanie i ponowna atomizacja.<\/li>\n<\/ul>\n<p class=\"whitespace-pre-wrap\">Gas atomization allows excellent control over particle size distribution, morphology, oxygen pickup and microstructure.<\/p>\n<h2>Applications of OP431 Powder<\/h2>\n<p class=\"whitespace-pre-wrap\">Typical applications of OP431 powder include:<\/p>\n<ul class=\"list-disc pl-8 space-y-2\">\n<li class=\"whitespace-normal\"><strong>wytwarzanie przyrostowe<\/strong>?- Selective laser melting to produce complex parts needing high temperature oxidation resistance.<\/li>\n<li class=\"whitespace-normal\"><strong>Pow\u0142oki termiczne natrysku termicznego<\/strong>?- Applied via arc spraying to provide protective coatings on components operating at over 1000\u00a1\u00abC.<\/li>\n<li class=\"whitespace-normal\"><strong>Spoiwo lutownicze<\/strong>?- For joining ferritic stainless steel parts in high temperature applications.<\/li>\n<li class=\"whitespace-normal\"><strong>Zapalniki do paliwa sta\u0142ego<\/strong>?- Powder metallurgy igniter plugs used in industrial furnaces and turbines.<\/li>\n<li class=\"whitespace-normal\"><strong>Obr\u00f3bka stopionego metalu<\/strong>?- Powder metallurgy conveyor rolls, tundishes and ladles used in molten metal handling.<\/li>\n<\/ul>\n<h2>Specifications of OP431 Powder<\/h2>\n<p class=\"whitespace-pre-wrap\">OP431 powder is available under various size ranges, shapes and grades:<\/p>\n<ul class=\"list-disc pl-8 space-y-2\">\n<li class=\"whitespace-normal\"><strong>Rozmiar cz\u0105stek:<\/strong>?Od 15-45 \u00b5m dla metod addytywnych, do 150 \u00b5m dla proces\u00f3w natryskiwania cieplnego.<\/li>\n<li class=\"whitespace-normal\"><strong>Morfologia:<\/strong>Sferyczne, nieregularne i mieszane kszta\u0142ty. Sferyczny proszek ma doskona\u0142\u0105 p\u0142ynno\u015b\u0107.<\/li>\n<li class=\"whitespace-normal\"><strong>Czysto\u015b\u0107:<\/strong>?From commercial to high purity grades based on application requirements.<\/li>\n<li class=\"whitespace-normal\"><strong>Zawarto\u015b\u0107 Tlenu:<\/strong>Poziomy utrzymywane poni\u017cej 2000 ppm dla wi\u0119kszo\u015bci zastosowa\u0144.<\/li>\n<li class=\"whitespace-normal\"><strong>Nat\u0119\u017cenie przep\u0142ywu:<\/strong>?Powder can be customized for flow rates above 25 s\/50 g.<\/li>\n<\/ul>\n<h2>Global Suppliers of OP431 Powder<\/h2>\n<p class=\"whitespace-pre-wrap\">Some of the major global suppliers of OP431 powder include:<\/p>\n<ul class=\"list-disc pl-8 space-y-2\">\n<li class=\"whitespace-normal\">Sandvik Osprey (UK)<\/li>\n<li class=\"whitespace-normal\">Hoganas (Szwecja)<\/li>\n<li class=\"whitespace-normal\">Carpenter Powder Products (USA)<\/li>\n<li class=\"whitespace-normal\">Praxair Surface Technologies (USA)<\/li>\n<li class=\"whitespace-normal\">CNPC Powder Group (Chiny)<\/li>\n<\/ul>\n<p class=\"whitespace-pre-wrap\">These companies produce various grades of OP431 powder tailored for additive manufacturing, thermal spray, powder metallurgy and other high temperature applications.<\/p>\n<h2>Pricing of OP431 Powder<\/h2>\n<p class=\"whitespace-pre-wrap\">OP431 powder is priced higher than austenitic grades but lower than exotic alloys:<\/p>\n<ul class=\"list-disc pl-8 space-y-2\">\n<li class=\"whitespace-normal\"><strong>Ilo\u015b\u0107<\/strong>?- $50-100 per kg for bulk orders above 500 kg. Smaller quantities are priced significantly higher.<\/li>\n<li class=\"whitespace-normal\"><strong>Jako\u015b\u0107<\/strong>?- High purity, spherical powder with controlled characteristics demands premium pricing.<\/li>\n<li class=\"whitespace-normal\"><strong>Dostawca<\/strong>?- Large global suppliers offer competitive pricing owing to higher volumes.<\/li>\n<li class=\"whitespace-normal\"><strong>Geografia<\/strong>?- Prices vary between regions with Europe and North America being higher priced markets.<\/li>\n<\/ul>\n<p class=\"whitespace-pre-wrap\">For critical applications, buyers should focus on quality rather than lowest cost while procuring OP431 powder.<\/p>\n<h2>Storage and Handling of OP431 Powder<\/h2>\n<p class=\"whitespace-pre-wrap\">OP431 powder requires the following storage and handling:<\/p>\n<ul class=\"list-disc pl-8 space-y-2\">\n<li class=\"whitespace-normal\">Nale\u017cy przechowywa\u0107 w szczelnych pojemnikach pod gazem oboj\u0119tnym, aby zapobiec utlenianiu.<\/li>\n<li class=\"whitespace-normal\">Avoid accumulation of fine powder to minimize dust explosion risks<\/li>\n<li class=\"whitespace-normal\">Podczas obs\u0142ugi nale\u017cy stosowa\u0107 odpowiednie \u015brodki ochrony indywidualnej, wentylacj\u0119, uziemienie i praktyki bezpiecze\u0144stwa.<\/li>\n<li class=\"whitespace-normal\">Przestrzega\u0107, aby proszek nie mia\u0142 kontaktu ze sk\u0142adnikami niezgodnymi<\/li>\n<li class=\"whitespace-normal\">Follow safety guidelines provided by supplier SDS<\/li>\n<\/ul>\n<p class=\"whitespace-pre-wrap\">Proper protective measures must be taken when handling this reactive alloy powder.<\/p>\n<h2>Inspection and Testing of OP431 Powder<\/h2>\n<p class=\"whitespace-pre-wrap\">Key quality control tests performed on OP431 powder include:<\/p>\n<ul class=\"list-disc pl-8 space-y-2\">\n<li class=\"whitespace-normal\">Analiza chemiczna z wykorzystaniem OES lub XRF w celu zapewnienia zgodno\u015bci sk\u0142adu z okre\u015blonymi limitami<\/li>\n<li class=\"whitespace-normal\">Dystrybucja wielko\u015bci cz\u0105stek zgodnie z norm\u0105 ASTM B822<\/li>\n<li class=\"whitespace-normal\">Analiza morfologiczna za pomoc\u0105 SEM<\/li>\n<li class=\"whitespace-normal\">Powder flow rate measured as per ASTM B213 standard<\/li>\n<li class=\"whitespace-normal\">Oxygen and nitrogen content testing by inert gas fusion<\/li>\n<li class=\"whitespace-normal\">Density determined by helium pycnometry<\/li>\n<li class=\"whitespace-normal\">Microstructure characterization by XRD<\/li>\n<\/ul>\n<p class=\"whitespace-pre-wrap\">Thorough testing ensures the powder meets the required chemical, physical and microstructural characteristics for the intended application.<\/p>\n<h2>Comparison Between OP431 and 316L Stainless Steel Powders<\/h2>\n<p class=\"whitespace-pre-wrap\">OP431 and 316L stainless steel powders are compared:<\/p>\n<table>\n<thead>\n<tr>\n<th>Parametr<\/th>\n<th>OP431<\/th>\n<th>316L<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>Typ<\/td>\n<td>Ferritic<\/td>\n<td>Austenitic<\/td>\n<\/tr>\n<tr>\n<td>Zawarto\u015b\u0107 Cr<\/td>\n<td>16-18%<\/td>\n<td>16-18%<\/td>\n<\/tr>\n<tr>\n<td>Ni content<\/td>\n<td>&#8211;<\/td>\n<td>10-14%<\/td>\n<\/tr>\n<tr>\n<td>Wytrzyma\u0142o\u015b\u0107 wysokotemperaturowa<\/td>\n<td>Wy\u017cej<\/td>\n<td>Ni\u017cej<\/td>\n<\/tr>\n<tr>\n<td>Odporno\u015b\u0107 przeciwkorozyjna<\/td>\n<td>\u015arednia<\/td>\n<td>Wy\u015bmienicie<\/td>\n<\/tr>\n<tr>\n<td>Koszt<\/td>\n<td>Ni\u017cej<\/td>\n<td>Wy\u017cej<\/td>\n<\/tr>\n<tr>\n<td>APLIKACJE<\/td>\n<td>Thermal spray, igniters<\/td>\n<td>Motoryzacja, budownictwo<\/td>\n<\/tr>\n<tr>\n<td>Zdatno\u015b\u0107 spawalnicza<\/td>\n<td>Biedny<\/td>\n<td>Wy\u015bmienicie<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>&nbsp;<\/p>\n<p class=\"whitespace-pre-wrap\">OP431 offers much better high temperature strength whereas 316L provides excellent fabrication characteristics and corrosion resistance.<\/p>\n<h2>OP431 Powder FAQs<\/h2>\n<p class=\"whitespace-pre-wrap\"><strong>Q: How is OP431 powder produced?<\/strong><\/p>\n<p class=\"whitespace-pre-wrap\">A: OP431 powder is commercially produced using gas atomization, water atomization, and mechanical alloying followed by sintering. Gas atomization provides the best control of powder characteristics.<\/p>\n<p class=\"whitespace-pre-wrap\"><strong>Q: What are the main applications of OP431 powder?<\/strong><\/p>\n<p class=\"whitespace-pre-wrap\">A: Key applications include thermal spray coatings, additive manufacturing, brazing filler, powder metallurgy igniter plugs, and high temperature molten metal handling components where oxidation resistance is needed.<\/p>\n<p class=\"whitespace-pre-wrap\"><strong>Q: What is the typical OP431 powder size range used in metal AM?<\/strong><\/p>\n<p class=\"whitespace-pre-wrap\">A: For most metal AM processes, the ideal OP431 powder size range is 15-45 microns with spherical morphology and good powder flow characteristics.<\/p>\n<p class=\"whitespace-pre-wrap\"><strong>Q: Does OP431 powder require any special handling precautions?<\/strong><\/p>\n<p class=\"whitespace-pre-wrap\">A: Yes, it is recommended to handle this reactive powder carefully under inert atmosphere using proper ventilation, grounding, and PPE.<\/p>\n<p class=\"whitespace-pre-wrap\"><strong>Q: Where can I purchase OP431 powder suitable for thermal spray coatings?<\/strong><\/p>\n<p class=\"whitespace-pre-wrap\">A: For thermal spray applications requiring high temperature oxidation resistance, OP431 powder can be purchased from leading manufacturers including Sandvik Osprey, Hoganas, Praxair Surface Technologies, and CNPC Powder Group.<\/p>\n<p><\/span><\/span><\/p>","protected":false},"excerpt":{"rendered":"<p>Overview of Stainless Steel OP431 Powder OP431 stainless steel belongs to the ferritic grade steels which contain chromium as the principal alloying element. The addition of aluminum enhances oxidation and corrosion resistance at high temperatures. Key characteristics of OP431 powder include: Excellent oxidation and corrosion resistance up to 1150\u00a1\u00abC Good creep resistance and thermal fatigue&#8230;<\/p>","protected":false},"featured_media":1770,"parent":0,"template":"","meta":{"_acf_changed":false,"_kad_blocks_custom_css":"","_kad_blocks_head_custom_js":"","_kad_blocks_body_custom_js":"","_kad_blocks_footer_custom_js":"","_kad_post_transparent":"","_kad_post_title":"","_kad_post_layout":"","_kad_post_sidebar_id":"","_kad_post_content_style":"","_kad_post_vertical_padding":"","_kad_post_feature":"","_kad_post_feature_position":"","_kad_post_header":false,"_kad_post_footer":false,"_kad_post_classname":""},"product-category":[119,122],"class_list":["post-3883","product","type-product","status-publish","has-post-thumbnail","hentry","product-category-3d-printing-metal-powder","product-category-iron-based-alloy-powder"],"acf":[],"taxonomy_info":{"product-category":[{"value":119,"label":"3D Printing Metal Powder"},{"value":122,"label":"Iron Based Alloy Powder"}]},"featured_image_src_large":["https:\/\/3dpmetal.com\/wp-content\/uploads\/2024\/02\/Stainless-Steel-OP431-Powder.jpg",600,600,false],"author_info":[],"comment_info":"","_links":{"self":[{"href":"https:\/\/3dpmetal.com\/pl\/wp-json\/wp\/v2\/product\/3883","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/3dpmetal.com\/pl\/wp-json\/wp\/v2\/product"}],"about":[{"href":"https:\/\/3dpmetal.com\/pl\/wp-json\/wp\/v2\/types\/product"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/3dpmetal.com\/pl\/wp-json\/wp\/v2\/media\/1770"}],"wp:attachment":[{"href":"https:\/\/3dpmetal.com\/pl\/wp-json\/wp\/v2\/media?parent=3883"}],"wp:term":[{"taxonomy":"product-category","embeddable":true,"href":"https:\/\/3dpmetal.com\/pl\/wp-json\/wp\/v2\/product-category?post=3883"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}