OAK STEEL LIMITED was found since June 18, 2008 in Hong Kong, and mainly engaged in international trading for stainless steel material and products, our annual sales amount is 30 million USD dollars. Duplex stainless steels contain more chromium and less nickel than 300-series and typically include nitrogen as an additional austenite stabilizer and molybdenum for corrosion resistance. 410 Stainless Steel Plate, Sheet, Round Bar, Pipe, Tube . For example, some common austenitic stainless steels are marked with 201, 304, 316 and 310. As a martensitic stainless steel, low carbon steel, when tempered 410 has good hardness and high toughness. Stainless steel is an alloy of iron that is resistant to rusting and corrosion. . GNEE is one of the most professional 400 series stainless manufacturers and suppliers in China, featured by good service and competitive price. Maniar Steel is the best supplier for Stainless Steel 400 series. 316 . MIG wire also comes in. . Specifically, 400 series stainless steel is part of the "18-0" family - it's comprised of 18% chromium and 0% nickel. Treating 400-grade with heat will harden the steel and can help improve corrosion . The provided profile is extensively demanded amongst clients owing to its rust proof body and strong structure. Stainless Steel Sheet Menu Toggle. History. Stainless steel bars are among the most useful and versatile metal components around. 400 Series Stainless Steel Profile. When heat treated, this alloy has excellent hardness properties and is suitable for stressed parts. 440A Stainless Steel (UNS S44002) Grade 440A stainless steel is a high carbon martensitic stainless steel. 1.4031 / 40Cr13 Inquire Now. For tools and machine parts which are in contact with very corrosive fluids or gases even under bad abrasive conditions. Unlike the 300 series, 400 series steels can be hardened using hot-working methods. 400 series stainless steel mature applications Automotive exhaust system (35% in the United States, 40% in the European Union, 100% in Japan), with a high temperature segment above 600 degrees C, considering thermal fatigue, for exhaust straight pipes (409L, 436L, 444). Home / Stainless Steel Sheet / 400 series Sheet 400 series Sheet. Ferritic and martensitic stainless steels are represented by numbers in the 400 series. Compared to the commonly used tool steels 1.2316, 1.4112 and 1.4125 if higher corrosion resistance . SHARE THIS TJC STAINLESS. 400 series steels actually become harder when exposed to heat. Introduction. The 400 series stainless steel varieties currently add trace niobium, titanium, copper and aluminum elements can improve its deep drawing performance, weldability, corrosion resistance and high temperature strength, can be partially replaced by 300 series stainless steel models. 420HC contains 13% of Chromium which makes it highly corrosion resistant. 400 series Sheet 420J1/420J2 Satinless Steel Sheet. 400 Series stainless steels do not contain high nickel like austenitic types. As a result, 400-series stainless steel offers higher strength and more wear resistance, but it is also more easily corroded than 300-series grades. 420U6 Inquire Now. The steels in the 400 series are different since they don't include nickel. 304 stainless steel has 18% Cr & 8% Ni. The minimum requirement of Chromium for steel to achieve stainless properties is 11 or 12%. Chromium content range appears to be 18-30% for 300 series and 11-12% for 400 series whereas the carbon content is higher in 400 series. 420RB / 6Cr13 Inquire Now. If the spark is streamlined and has more dense knots, it is 200 series stainless steel with higher manganese content; if there are no knots, it is 300 or 400 series stainless steel. 300 Series Stainless steel alloys resist corrosion, maintain their strength at high temperatures and are easy to maintain. Quick View. 409H: Processing performance, good welding performance, high . Prime-Line 9083260 External Tooth Lock Washers, 3/8 in, 400 Series Stainless Steel, 10 Visit the PRIME-LINE Store 7 ratings $879 Get Fast, Free Shipping with Amazon Prime FREE Returns About this item Size: 3/8 inch Features teeth that extend outward Prevents loosening of bolt or nut by biting into surface when nut is tightened down At Texcellent Industries, we have many sizes of 440A stainless in stock. Main Grade for 400 Series Stainless STEEL SHEETS/ COILS: The four hundred series is vulnerable to rust and corrosion under some situations. Grade 416 steel is a free-machining stainless steel with a machinability of 85%, highest of all stainless steels. The Martensitic Stainless Steels (included in the 400 series) are magnetic and have adequate corrosion resistance in mildly corrosive environments. 420HC is considered one of the softer 400 series steel grades. Type 440F or 440F-Se should be considered for machined parts which require higher hardness values than possible with other free-machining grades. (Nothing more than laying down a layer or layers of stainless.) Product Industry Parameters. In May 2010 year, the wholly owned subsidiary "Shenzhen ZhongChuangYu Steel Industry Co., Ltd "was set up in Shenzhen. Cronidur 30 is the ideal solution! 409L / 1.4512 / SUH409L / 022C. The annual sales of our company is 20 million dollars, our. Or to "clad" a surface with stainless steel. Most of the time, you can use a magnet to check if you have stainless steel or regular steel. Grade 440A can be hardened up to 56 RC. It is annealed between 1600 - 1650F (871 - 899C), and then air cooled to relieve cold working stresses. HOME PRODUCT > > > > TECHNOLOGY NEWS CONTACT ABOUT 400 Series Stainless Coils/Sheets. 200 Series; 300 Series Sheet; 400 series Sheet; Alloy 625 Sheet; Duplex 2205 Sheet; Incoloy 825 Sheet; Stainless Steel Pipe Menu Toggle. Send Inquiry Available in four grades: Type 440Ahas the least amount of carbon making this the most stain-resistant. Exposure to heat makes 400 series steels more workable without damaging them. Grade 400 series stainless steel grades have a basic composition of chromium and manganese. The grades of stainless steel castings Signicast most often produces respond to heat treatment and can be supplied with a predominantly martensitic microstructure in a wide range of strength and hardness. Heat treated stainless round bars are stocked in 17-4PH, conditions H900 (available upon request), H1025, H1150 and Double H1150 and H1150M. Product Forms 400 stainless series This series of stainless steel contains 11% chromium and 1% more manganese than 300-series grades, making it slightly magnetic. This stainless steel has a martensitic structure and an iron element, so it has normal magnetic properties. 400 series products typically contain chromium and manganese. help milling 400 series stainless We are milling, drilling , tapping , reaming, full slotting, and profiling stainless steel. Grade 430 is a ferritic, straight chromium, non-hardenable grade, combining good corrosion resistance and formability characteristics with useful mechanical properties. A rod or electrode used in welding stainless steel. We distribute the following grades: 410 Stainless Steel. Martensitic Stainless Steel Of the stainless steel types, martensitic is probably the least known. Main Grade for 400 . 3. The 300 series of stainless steels differs from the 400 series in that the 300 series has both Cr and Nickel (Ni) - the 400 series has only Cr. While the 300 series contains chromium ranging between 18% to 30%, those alloys that belong to the 400 series contain about 11% to 12% chromium in their chemical composition. Chemical composition. [4] Contents 1 History 2 Metallurgy They most commonly include chromium, nickel and molybdenum. Ferritic, or nonhardenable stainless steels, are classified in the 400 series. Some types, like the 430, have excellent corrosion resistance and are very heat tolerant. When being welded, the 400 series can bend and crack. Sparks: Spark identification is to grind stainless steel on a grinder and observe the sparks. Type 410 stainless steel is a commonly used martensitic stainless steel grade. If large grains are found after annealing mildly cold-worked material, the annealing temperature should be decreased to 1200 - 1350F (649 . However, the corrosion resistance of stainless steel can be reduced during the manufacturing process; grease, oil, iron . Due to its toughness and relatively low cost, most display-only and replica swords or knives are made of 440 stainless. Chromium safeguards steel against corrosive elements like humidity and moisture. Martensitic stainless steel is a type of stainless steel alloy that has a martensite crystal structure. The Stainless Steel 400 series Alloys has a higher carbon content, resulting in a martensitic crystalline structure that provides high strength and wear resistance in the end product. The 400 series steels tend to be used in agricultural equipment, gas turbine exhaust silencers, hardware, motor shafts, and more. It contains iron and a minimum of 10.5% chromium. The four hundred series of stainless steels have greater carbon content material, giving it a martensitic crystalline structure. Although nearly any metal will work, the most commonly electropolished metals are 300- and 400-series stainless steel. Among the quality-focused organizations, our firm manufacture, export and supply 400 Series Stainless Steel Profile. 409 Stainless Steel Tube A step beyond carbon and some coated steels, type 409 stainless steel tube offers excellent oxidation and corrosion protection at an economical cost. The 400-series group of Stainless steel mostly has an 11-27% chromium, 1% carbon, and 2.5% nickel Maximum. When stainless steel is seen in a specification or recommendation for fastener applications, it's most likely referring to 400-series or 300-series alloys (most commonly, 410 and 304). Passivating 300 Series & 400 Series Stainless Steel. Generally, 300 series of stainless grades contain chromium, nickel, and molybdenum. Stainless steel refers to steel that is resistant to weak corrosive media such as air, steam, and water, and chemically corrosive media such as acids, alkalis, and salts. Chromium content is generally between 13-25%. This series is known for: superior corrosion resistance resistance to scaling at elevated temperatures inherent strength greater than carbon steels provide an advantage in many applications where thinner materials and reduced weight are necessary It refers to the 18% chromium and 8% nickel alloy mixturethe two different alloys in the steel. 2205 (22% chromium, 5% nickel, and 3% molybdenum) is a common standard duplex stainless steel, and 2507 (25% Cr, 7% Ni plus 4% Mo) is a common super-duplex steel. We'll provide the right metal solutions to meet your exact needs. For any iron based alloy to be classified as stainless steel, the material must have at least 11% chromium in its alloy. Both are incredibly strong and offer respectable rust resistance, there are game-changing distinctions between the two. It contains at least 11% chromium and may contain elements such as carbon, other nonmetals and metals to obtain other desired properties. SS powder in alloys of 303L, 316L, 304L, 409L/CB, 410L, 430L, 434L/CB. It is also called stainless acid-resistant steel. It is usually heat treated to reach hardness of 58-60 HRC. 400 Series Martensitic Stainless Steel. 400 Series Stainless Steel Fasteners: Russia, Malaysia, Netherlands, Dubai: Uns N04400 Fasteners: Canada, Malaysia, Philippines, Singapore: Ss 400 U Bolts: Alloy 416 is a martensitic, free-machining, chromium steel alloy that is generally considered to be the first free-machining stainless steel. Home / Metals / Stainless Steel / 400 Series Stainless Steel. While they do demonstrate the level of corrosion resistance that is typical of stainless steels in general, they are less resistant to corrosion than 300 series products. The high carbon types . With most of the free-machining stainless steels, the machinability can be improved by adding sulphur, which leads to the formation of manganese sulphide inclusions. Our 400 series of stainless steel is martensitic, with chromium level ranging between 11-17%. 410S should not be exposed to temperatures above 2000F (1093C), due to embrittlement. 400 series stainless steel is a kind of iron, carbon chromium alloy. 300 Series 400 Series 600 Series 900 Series Rust Remove/Black Painting/Galvanized Surface Treatment Stainless steel pipe Shandong Baotai Steel Co., Ltd. It is designed and manufactured under the stern guidance of our professionals . Stainless steel is a group of alloys. As a result, they typically cost less. 400 series stainless' representative grades are 405,409,410,430,etc. Stainless steel powders for powder metallurgical (P/M) press and sinter applications to make net shape parts. For tools and machine parts which need high toughness under static and dynamic stresses. With the 400 series stainless steel however you cannot. These steels, also of the 400 series, usually contain 11.5%-18% chromium and have higher levels of carbon than their ferritic counterparts. 400 series stainless steel has a strong resistance to high temperature oxidation, and compared with carbon steel, its physical properties and mechanical properties have been further improved. In order to be . Read More. 302 Stainless Steel: Austenitic, non-magnetic, extremely tough and ductile, 302 Stainless Steel is one of the more . The 400-series group of stainless steels contain 11-27% chromium, up to about 1% carbon, and 2.5% nickel maximum. Grade 440A has good strength and excellent hardness. The carbon content in the 400 series makes this stainless steel magnetic and the 400 Series Stainless Steel Scrap Prices will be less. No need to buy extra! Note that Type 410 . The top supplying countries are China (Mainland), Japan, and India, which supply 99%, 1%, and 1% of cold rolled stainless steel 400 series respectively. 1.4116 / 50Cr15MoV Inquire Now. For this reason and for its durability to gas corrosion, 409 is most commonly used in truck exhaust systems, agricultural equipment, and heat and gas turbine exhaust silencers. What Is Magnetic Stainless? Because it does not contain nickel, it is a nickel-saving stainless steel, also known as stainless steel. About products and suppliers: Stock up on 400 series stainless steel bar with a purchase from Alibaba.com's wholesale store. General Properties. Service. It has the highest machinability of any stainless steel at about 85% of that of a free-machining carbon steel. In 1912, . The material is often used in automotive parts . . Inquire Now. When compared to the 400 series, the 300 series is better for welding. four hundred Series Stainless Steel Overview, Properties, And Applications We produce ASTM/ASME Grade 304, Grade 304L,304h, 316, 316L, 316H, 316TI, 321, 321H, 309S, 309H, 310S, 310H, 410S, 2205, 904L, 2507, 254, gh3030, 625, 253MA, S30815, 317L, Type 317, 316lN, 8020, 800, 800H, C276, S32304 and others special requirement stainless steel grade. Prized for their corrosion resistance and strength, they can be used in construction projects, shipbuilding, automotive construction, aviation, mining, textiles manufacturing and many . 400 Series Stainless Steel Get Your Metal with Unsurpassed Service & Highest Quality! contact us. 300 400 500 Series Stainless Steel Equal Specification Tianjin Gnee trading CO.,LTD is a professional supplier on various of steel products.Our hot sale items are Pre painted steel coils, Galvanized steel coils AFP Galvalume Coils, Metal Roofing Sheet and steel plates. Parts made from 400-series stainless steel (SS) have the advantage of increased hardness and strength but the trade-off is increased susceptibility to corrosion. I have 130 tools doing very operations on 9 machines. Stocking tubing sizes up to 12.5 inch OD with up to 3.5 inch wall thickness. Available Stock Sizes. In 400 series stainless, we stock 410HT and 416HT. 300 And 400 Series Stainless Steel Weldability. Many problems with tools chipping on the corners.. Have tried used some .030 radius endmills. Rated 0 out of 5. 400 series of welded pipe: Automobile exhaust pipe, the oil industry tubing, casing, accessories and so on. . It can be hardened and tempered through aging and heat treatment. All 300 series stainless steel are made up of this 18/8 mixture, although there may be differences in its chemical composition when comparing the . 410 is durable and highly resistant to wear but is more susceptible to chemical corrosion and oxidation. 400 series stainless steel contains martensitic structure and iron element, which not only has normal magnetic properties, but also has strong high temperature oxidation resistance. ball bearings and roller bearings. Request. Other key characteristics of these materials include: By electropolishing stainless steel, engineers can use 400-series . The other main types of stainless steel are austenitic, ferritic, martensitic, duplex, and precipitation hardened. Home >> Products Info >> 400 Series Stainless Steel. Product Search. By comparison with austenitic types, these are less hardenable by cold working, less weldable, and should not be used at cryogenic temperatures. Stainless steels have a protracted history of software in touch with water as a result of their glorious corrosion resistance. [citation needed] Stainless steel. Type 440Bslightly more carbon than 440A. Customer Question & Answer. The 400 series of stainless steels have a higher carbon content, giving it a martensitic crystalline structure that provides the end product with high-strength and high-wear resistance. Type 440C has the greatest amount of carbon of the Type 440 variants. 409 is the perfect grade stainless steel to be used in automotive applications where visual appeal is not a top priority. In comparison to the 400 series, 18/8 grade stainless steel has better resistance to corrosion. Because of its heat resistance coupled with formability, ferritic stainless steel is optimal for welding. Type 405 (UNS S40500/1.4002) Type 408 stainless steel; It is a bearing steel, and used in rolling contact stainless bearings, e.g. US $1125-$2155 / ton Addition of sulphur also reduces the formability . 400 Series Stainless Steel, find quality 400 Series Stainless Steel products,400 Series Stainless Steel Manufacturers, 400 Series Stainless Steel Suppliers and Exporters at Manufacture of Stainless Steel Plate , Coil , Bar , Pipe , Fittings , Flange Exporter and Stockist - Kunlun Stainless Steel Group. Sharpening. Type 304 is the most widely used alloy of all stainless steels. The 400 series steels are commonly found in agricultural equipment, gas turbine exhaust silencers, hardware, motor shafts, and other applications. AISI 440F and 440F-se are high-carbon chromium steels designed to provide stainless properties with maximum hardness; approximately Rockwell C 60 after heat treatment. This steel also features a higher carbon content. For types contains up to 0,4% carbon, are generally used in pumps, valves, shafts, fittings, flanges and others which carbon contents are below 0,4% are used in generally for cutting tools and other applications that require wear resistance. While 400 series exhibits less corrosion-resistance than 300 series under some conditions, it offers very high strength and is magnetic. Stainless Steel 400 Fasteners Manufacturer in India, View SS 400 Hex Bolts, Uns S40000 Nuts Dimension & Weight chart, Buy SS 400 Threaded Rod, SS 400 Screws at the best price Ex Mumbai . Shanghai Metal Corporation is a trusted aluminum alloy, aluminum foil price, stainless steel price and stainless steel manufacturer, kinds of stainless steel in china. Austenitic stainless steels are marked with 200 and 300 series numbers. Additional heat treated conditions can be produced upon request. 300 series grades are inventoried in in stainless steel plate, sheet, bar, pipe, tube and structural products. Its ability to resist nitric acid attack permits its use in specific chemical applications but automotive trim and appliance components represents its . So many things im in the process of trying. We also stock Accuracy and Bearing Quality stainless round bar in 303, 304 & 316/L. Stainless steel alloys are used predominantly in the automotive, aerospace and construction industries. 440C (UNS designation S44004) is a martensitic 400 series stainless steel, [1] and is the highest carbon content from 400 stainless steel series. 400 series consists of steels with a higher composition of chromium and manganese than that of 300 series steels. Duplex Stainless Steels These Stainless Steels contain high Chromium (Cr . 300 and 400 series stainless steel alloys are frequently used due to their strength, relatively low weight relative to other materials, and exceptional corrosion resistance. For example, many of AISI 400-series of stainless steels are ferritic steels. The variation in corrosion resistance is primarily due to the mix of chromium and nickel. 400 Series Stainless Steel Tube Extraordinary steel tube milled for strength and wear resistance to withstand the most demanding environments. 400 series stainless steel is an alloy of iron, carbon and chromium. Stainless steel alloys resist corrosion, maintain their strength at high temperatures and are easy to maintain.