Because of the unique strengths of AR400, it is used in applications such as heavy machinery and steel plate applications. Ryerson offers a variety of grades of alloy plate, including AR400, which is used in wear applications, and A514, which has excellent mechanical properties. Introduction: Pohang, Gwangyang Works. Abrasion-resistant steel can last up to 4 times longer than mild steel. If you compare A36 Price vs. AR500 | AR500F Steel Plate. While more expensive than AR400 these targets can take the abuse. SKU: spa44 Category: Abrasion Resistant Steel Plate. 375”-2. Request a quote!. High-stress abrasion caused by impact, blasting, scraping. For added strength, the frame is made of 2″ x 3″ rectangular tubing. This ebook covers tips for creating and managing workflows, security best practices and protection of intellectual property, Cloud vs. This grade has one of the highest levels of hardness out of the common AR steel plate grades – with a Brinell Hardness Number (BHN) of between 460-544 – and is typically used in high-wear and impact applications. Base plate made of steel. However, this comes at a cost—AR400 steel tends to be much more expensive than mild steel. At least one test specimen per heat and 40 tons. 663: 427. Find Ar400 Steel Plate here with GNEE which is one of the leading manufacturers and suppliers in China. the 400 in AR400) usually refers to the material hardness based on the Brinell Hardness scale. We provide the Industry's Best Abrasion & Impact Resistant Steel. Choose from our selection of grade AR400 steel in a wide range of styles and sizes. +91 9322227640 [email protected]₹ 50,099. AR500 | AR500F Steel Plate. Improved forming and weding capabilities. Abrasion Resistant PLATES 400/500. Order: 1 ton. This plate. However, remember that the. 5 and 6. AR500 | AR500F Steel. Mill Test Certificate Available Dimensions. SSAB AR 400 Wear Resistant Steel Plate price FOB Price: US$ 550. Features 1″ thick AR400 Steel Jaws with removable bolt on root rippers. AR400 is a quench and tempered steel and may be difficult to weld due its high strength and hardenability. AR400 is produced to 400 Brinell hardness and guaranteed to sink in water. AR500F. Differentiators include. 308 I have rocked it at 25 yards with . 12 gauge stainless steel wire mesh; 3/4 type k copper; ar400 steel plate prices; large clear plastic orb; ptr pulgada calibre 14 precio; black iron sheet metal manufacturers; slippery white uhmw polyethylene sheet; 72 inch optix acrylic sheet; mm iron sheet price; m83413/8-a012ac; 2mm sheet metal price; 1/2 inch stainless steel flat bar; lu. To get pricing, rates, fees, expenses or an estimate for a steel plate rolling, bending, forming or fabricating job or project, contact Justin Frick at 1-800-423-7080 or email Justin Frick at sales@halvorsenusa. When a project calls for AR plate, it is generally because of the length of wear on the plate is minimized. A633 Steel Plate. Will last forever with 9mm ammo and smaller. INDUCTION HARDENED CHROME PLATED. Quenching & Tempering. AR400, or AR400F steel, is a high-carbon. That is about it. 00. Call or email us now for a free quote! Phone: 800. Get a quote today! AR400 steel is a high. Our six machines range from 400 ton - 3000 ton capacities with bed lengths of 27’-6”, forming cold and hot steel plate to tolerances up to 10” thick. Prices for U. Looking for a common metal grades in Vancouver and Western. AR400 Wear Plate; AR400 Wear Bar & Strips; AR500 Flats & Rectangles; AR500 Wear Plate; Metric Steel; Threaded Rod; Chrome Shafts. To buy a manufactured set, it costs me around 6500 clams. Ar400 Steel Plate Price (645 products available) Hot Rolled Wearing 20mm 25mm HB400 HB450 HB500 AR400 AR450 AR500 AR600 AR700 XAR450 XAR500 Wear Steel Plate. . Includes hoses and flat faced couplers; Hydraulic cylinder guard built from 3/8” plate. Like quenching and tempering, precipitation-hardening also involves two periods of re-heating and cooling steel plate. A572 grade 42 steel plate and 50 [345], and 55 [380] are best for riveted, bolted, or welded structures. About;. They require cut to size, which I can have the supplier take care of that. 4 x 8 Ft. Some attachment manufacturers use A514 in. Do You Need AR400 or an AR500 Steel Plate? Choosing whether you need an AR400 or an AR500 wear resistant steel plate will depend on the application. thickness Categories: Metal; Ferrous Metal; Carbon Steel; Low Carbon Steel. For example, a CWT price of $40* is equal to $0. The advantages of this product include reduced waste and minimal lead time compared to the. Full featured tree puller at a great price. with good weldability and toughness. 321. US$ 900-920 / Ton. US$ 650-1150 / Ton . A572-50 - higher strength steel with a minimum yield of 50,000 PSI and increased corrosion resistance. 18250 Miles Avenue. 97-₹ 1,21,598. Some of the common. I drilled some 1/2" AR400 plates for a teletram truck. Floor plate is rolled to a maximum width of 96. Originally posted by Sonora Iron View Post. We stock AR400 Wear Bars & Strips in standard sizes from 1/8″ thick up to 1″ thick. Steel Warehouse supplies ASTM A514 steel (also known as T1) grades A, B, E, F, H, P, Q & S. New Ar400 Steel Plate products manufacturing in China, with stylish and cool design emerge. 3/8″ AR400 Plate 4′ x 10′. AR400; AR450; AR500; Floor Plate Steel. 56 ball almost gets through, M-855 penetrator rounds would probably go through it. Xar 400 Steel is a cut to length sheet that is said to be versatile. Welding Ar500 to A36 is possible and can be done through all welding methods. There’s really no single specific chemical composition for AR400 steel, as long as it meets the required hardness level. AR500 and AR600 will last longer and need to be replaced less often for projects that actually beat up the material. Rogers, MN. Murray Plate: 0121 557 7251 / Murray Plate Processing: 0114 250 3602 / Murray Structural: 0161 866 0292. ft. Valast® 450 :125” - . 223 and it just leaves tiny dimples. These high performance Abrasion Resistant Abex 400 Plate is. High-wear areas in our base edges, shell and blade liners, side-cutters, and wear plates contain high-grade AR400 steel. Grades 80 and 100 are the highest volumes. $850. Select Size. While not a good candidate for forming and machining, AR400 plate is suitable for welding. This material is commonly used in situations where the material is. DOM (drawn over mandrel) tubing, steel square tubing, steel plate, cold roll bar, and expanded metal sheets are a few of our most popular items. AR400 is “thru-hardened”, abrasion resistant, alloy wear plate. Abrasion-resistant high carbon steel is one of the toughest steel alloys we offer at SendCutSend. Unit price / per . 250) with beveling. 00-$1,050. Rogers, MN. The technical difference between AR400, AR450 and AR500 is the Brinell Hardness Number (BHN), which indicates the material’s level of hardness: AR400: 360-440 BHN Typically. Ar400 plates ar 400 hot rolled steel plate/sheet ar400 steel price per ton $850. The older fella there breaks out his stash of vintage tap magic for the job as well. 0T1 has a Brinell hardness of 300. More Info. These targets are ideal for non-magnum, 22 rimfire and 9mm ammo. High hardness Wear steel sheet HB400 HB450 HB500 AR400 AR450 AR500 AR550 NM360 NM400/450 NM500 Wear Resistant Steel Plate Price. 00". 5. This is a high-carbon alloy steel that is perfect for rugged applications that require high wear resistance. Standard stock in abrasion resistant steel includes AR400 and AR500 . ASTM A514 is the standard specification for high yield, quenched and tempered. Worked fine. AR400 has a Brinell hardness range of 360-440 BHN. Hot Tags: ar400 steel plate, China, factory, suppliers, manufacturers, price, bulk, in stock, chemical composition, hot sale, free sample Previous: Wear Steel Suppliers Nm400,NM450,NM500 Next: NM400 Abrasion Resistant Steel Plate 1 Kg Steel Price 1 Inch Thickness Steel SheetAlloy & Abrasion Resistant Steel Plate. This allowed for reliable performance both in the workshop and in operation. •. Phone: 800. AR400 + AR500 abrasion resistant plate, bar & strips. Click the link below to watch the wrap-up video to see all the highlights and hear from our COO. With an extra 50 HBW hardness over AR 400 grades, it provides additional wear resistance for an extended service life with similar toughness as an AR. A633 is high-strength low alloy structural steel. (AR400) Wear Plate; Rhino-Tuf® EZ (AR400) Wear Bars; Redi-Rail® (Formerly Kromite® CD60) Custom Wear Rail; Ultima™ 501 (AR500) Wear Plate;In the case of these steel plates, they fall on opposite sides of the spectrum in terms of hardness. Typical hardness range is 385/425 BHN. QT-100 (ASTM A514) AR400; AR 400 (ALGOTUF 400 / BRINAR 400) HARDWEAR 400; PVQ Steel Plate. Products in Alpharetta (Atlanta Plate) include plates A36, A572-50, A516-70, A588, AR400, AR500, 1045, 4140, A514, and more. AR200. 50 KSI min. Buy Small Quantities of Steel Plate 3/8" (Grade A36) at the Allmetalsinc. ENDURA Steel Advantages. This item: AR400 GONG Steel Shooting Targets, 2" X 1/4" Set of 10. What is ar500 steel? AR500 steel plate is chemically similar to AR400 steel plate, except the hardness range is higher and it has more carbon and manganese than AR400. facility. * Prices are subject to change. A514 T1 steel plate is a good candidate for some processing techniques, including welding. Rhino-Tuf EZ is an abrasion resistant, “thru-hardened”, AR400 wear plate. The right filler metal and proper preheating can help reduce crack sensitivity with AR plate. 96 / Ton:. Applications. The base steel around the weld rapidly heats and cools during welding, resulting in a heat affected zone (HAZ) with high hardness. Ar500 prices, you will notice that Ar500 is usually higher. The key quality for wear resistant steels is their hardness. 2,000 pounds = 1 ton = $40 CWT x [2,000 pounds / 100 pounds] 1 ton = $800*. Best Price AR400 AR500 Wear Resistant Steel Plate $600. 25”-0. Made in China Large Stock 16mm Ar400 Steel Plate Price, Find Details and Price about Hardoxxs Plate Hardoxxs Steel Plate from Made in China Large Stock 16mm Ar400 Steel Plate Price - TJYCT STEEL CO. Steel & Bearing Corporation. However, this comes at a cost—AR400 steel tends to be much more expensive than mild steel. I drilled a 1/4" pilot, and then drilled to 1-1/8" with a 118 deg 1/2" shank S&D bit. Any Quantity, Any Size, Delivered Anywhere. Distributorships CA Prop 65 MN Sales Tax ST3 form. Heat treating is used to improve forming and welding capabilities and. Discover the benefits of Tensalloy™ AR400 Steel Plate, a substitute for any application where excessive wear is a problem, and ease of fabrication is needed. 3/4″ to 4″ Widths. Metals Depot - America's Metal Superstore is your complete supplier for industrial metals worldwide. so in case one needs to purchase a sheet with 0. Trucks are red, tractors are green, and skid steers are yellow. To be classified as AR500, the hardness needs to clock in between 477 BHN and 550 BHN. The Ar400 Steel Plate can be customized according to the requirements of the clients and is highly demanded across several industries. 1/2" REACTIVE X-POPPER PLATES (Replacement) 1/2" REACTIVE X-POPPER PLATES (Replacement) Regular price from $29. Hammermill's idea of the annular cutter sounds good. , LTD. . AR4500 Steel Plate Sizes. The advantages of this product include reduced waste and minimal lead time compared to the. AR400, also known at Ford Steel as Wearalloy 400, is a high-carbon steel with a nominal hardness of 400 and a minimum hardness on the Brinell scale of 360 to 440. Characterized by a rough, rust scale finish, T1 steel plates are intended for impact and abrasive resistance applications such as structural support and machinery equipment. This construction alloy steel works well for structural applications requiring the high-yield strength and toughness to reduce part size and weight. facility sitting on 5 acres. Hardox 400 Plate is very harder due to the accumulation of carbon and formability. , Ltd provides quality steel in a variety of grades and thicknesses at a competitive price. This means that AR is harder due to the additi. WELDING AR 400 Plate Price in India. Improved forming and weding capabilities. AR stands for Abrasion Resistant and will come in designations like AR400 or AR500 and usually offered as-rolled versus normalized (AR 200, 235 and 600 are also available). US $ 600-1500 / Ton. US $1-9999 / Piece. 00” thickness offered in standard sizes (96” x 240”/288”) Steel Warehouse supplies AR450 Steel Plate, which is an abrasion-resistant steel with a unique surface hardness. ABS Grade A, B, AH36, DH36, EH36; API 2H Grade 50; Road Plate. It can be drilled, but flame,. Steel Plate & Floor Plate: Prices Include GST, Updated 17/Nov/23: Quote for your requirements HERE: Guillotine Service on Plate is available. There are different types of wear plates such as C954 Aluminium Bronze, 4140QT, 4340QT, AR400, and AR500 are very common. Check out our hot rolled steel plate inventory and, when you’re ready for a quote, you can get one online, email us or give us a call at 800-214-3245. It machined more consistently and more easily than the. it's mounted on a JD 4520 utility tractor with a 400x loader. Our SGC0554 tines are manufactured from high-tensile AR400 Steel to make sure it stands up to demanding use. AR400 Flat Bars; ASTM A514; ASTM A829 AISI 4130/AISI 4140; Marine & Offshore Steel Plate. 00-$1,050. A285. Hot Rolled Steel Plate/Sheet/Coil from Liaocheng Hao Kunda Metal Material Co. AR400 abrasion resistant steel plate is a good candidate for some processing techniques. This material is characterized by a smooth, blue-grey-red finish with a hardened surface and while not a good candidate for forming and machining AR200 plate is suitable for welding. Combining strength with weldability and formability, A572 alloy steel is an economical choice for structural components, such as channels, beams, and framing. The nominal thickness of supplied. Alloy & Abrasion Resistant Steel Plate. Largest selection of A514, T1, A572, A516, A588,. 8 times greater wear than mild steel. Pre heat and control interpass temperatures as metengr says. 375 deep in 1" AR plate. Popular grades of Hardox ® AR steel include AR400, AR450, AR500, AR550, AR600 and Hardox ® 500 Tuf, our latest grade at 475-505 HBW,. The edges where the plasma and the torch touched won't be of the same quality as the rest of the plate though. Drilling AR400 Steel. 00. The AR235 plates are intended for moderate wear applications where it offers improved wear resistance relative to structural carbon steel. com to request a quote or price for your steel plate rolling project. This material is an Abrasion Resistant, Thru-Hardened, Alloy product. High hardness Wear steel sheet HB400 HB450 HB500 AR400 AR450 AR500 AR550 NM360 NM400/450 NM500 Wear Resistant Steel Plate Price $890. . AR400: 360-440 AR450: 430-480 AR500: 460-544 AR600:There are five grades of high-strength low-alloy structural steel shapes, plates, sheet piling, and bars. AR400 / 400F; AR450 / 450F; AR500 / 500F; AR600; Offshore And Marine Steel Plate. ASTM A131 A&B / ABS A&B; ASTM A131 / ABS AH36 / ABS DH36 / ABS EH36; API 2H Grade 50;AR Plate (trade names such as:"Algoma 500 , AR500, Hardox, etc. If your operator. All are hung plates, none solid. Brand. Ar400 Steel Plate Manufacturers, Factory, Suppliers From China, To significantly improve our service quality, our company imports a large number of foreign advanced devices. Hardox 400 Plates are chiefly utilized for. US $700-1100 / Metric Ton. continentalsteel. AR500: 460-544 BHN Typically. Contact. AR400F. Values for AR 400. C1018 Cold Finish Flat is a general purpose low carbon steel with good case hardening qualities and is especially suited for cold forming and. This steel plate has a high yield strength and good weldability. Tensalloy™ AR Plate; AR400; AR450; AR500; Manganese Steel; AR250; A514; Chocky Bars; 4150 Steel Bar;. Abrasion resistant material is used in wear applications requiring resistance to increased impact and sliding. More Info. Applications. QT-100 (ASTM A514) AR400 . Ar400 is an alloy of abrasion-resistant steel, while Hardox is a company based in Sweden that manufactures high-quality Ar plates. 223 and it just leaves tiny dimples. Alpharetta, Georgia 30004. Ar400 Rolled Steel and Wear Plates are an essential part of maintaining your fleet. Specialty Steel Company of America. 0 in. Details. Our A514 AR400 abrasion resistant steel shooting targets are fabricated in-house using our precision lasers and are cut from 3/8” thick abrasion resistant plate. AR400. Reset — Product Categories. Regarding abrasion-resistant steel plates, ar400 and ar500 are the most popular options. Request a quote today and reduce replacement costs. 0. 62 it's a a small one 66" across with a single full length grapple. AR400 is “thru-hardened”, abrasion resistant, alloy wear plate. 32 Pounds. 1018 Cold Finished Flat Bar. *4’x10′ Sheet. This product is designed for applications that demand both wear resistance and impact toughness. AR400F is quenched and tempered through hardened wear resistant grades of abrasion resistant steel plate used for high impact and abrasion resistance. 1. The last digits i. S. AR400 Wear Plate is quenched and tempered steel. Quite reasonable for price and I think they talk about . Make It Ring Targets AR500 Steel Target Gong 1/4" X 1" Set of 5. AR500 sheets commonly come in thickness ranging from 3/16″ to 2″ but most common use for Target Shooting is 1/4. Midwest Steel & Aluminum. The steel’s robust behavior from batch to batch improves productivity and offers predictable wear life for your end application. 2. 87 per kg or more. - We specialized in a wide range of high-quality special steel products, focused on high-mix low-volume customer base with the most accurate specifications and quality assurance for our customers. The thicker the size, the more impact resistant the steel has. Shop for AR400F Steel Plate online at America's Metal Superstore. 179 wall) A-53 ERW Structural Steel Pipe. Sheared Size. Manufacture/Co. Mild Steel Plate Black AR400 is a flat shaped plate of AR400 Black Mild Steel. Manganese steel is a steel alloy containing 11-14% manganese. This sheet product is suitable for applications where good formability, weldability, toughness and wear resistance are required. 375 thick AR400 steel. At Jefferson rifle club we just replaced a lot of the targets with Hardox 450 steel plate. It sports a high level of resistance to fatigue, has high ductility, and has good spring qualities useful for applications where flexibility is desired. Every project and application is unique which is why Steel Warehouse stocks steel plate in a variety of sizes and grades, we also offer steel plate from coil. They are time savers, especially for larger size holes. 120. Typical applications are material chutes, material moving parts, truck. I bought a 20 ft x 8 ft x 1 inch for the same price. Largest selection of A514, T1, A572, A516, A588, AR400, steel plate at wholesale prices. First, the plate is heated to a high temperature – between 1,000 and 1,300 degrees – then rapidly cooled. Re: My dumb question for the day AR 400 vs mild. 87 per kg or more. A36. 38 KSI min. Directions. Material Notes: Outstanding wear and impact-resistant properties. Hammer Pins & Tie Bolts;. It is designed for high wear applications and is often used in the mining or material handling industries. Hardox 400 Plate is very harder due to the accumulation of carbon and formability. 7-1. So, we can find the volume of a single piece of square plate: steel plate volume = 0. AR & Wear Steel. A lot of difference among different sources of those AR400 class BORON STEELS. 1045 steel plate is supplied normalized or hot rolled. View Profile View Forum Posts Visit Homepage Moderator Emeritus Join Date Sep 2005 Location Christchurch, New Zealand. 5 m/s. For ar400 abrasion resistant rolled steel, call Bucket Supply & Equipment Parts in Hillside, NJ at 908-355-3335. 00 / Ton; Price of 40mm 50mm 60mm AR 400 plate FOB Price: US$ 599. As a general rule, AR450 and AR400 are the “sweet spots” in terms of good formability combined with good hardness. US $700-1500 / Ton. ASTM A514 specification covers quenched and tempered alloy steel plates primarily for use in welded bridges and other structures. 308 I have rocked it at 25 yards with . Hardox ® 550 has a nominal hardness of 550 HBW and toughness close to Hardox ® 500. AR400 has a nominal hardness of 400 BHN, with. 375”-2. 4YRS. 1. Call us at 800-321-8500 for a quote. 00 - $900. The most popular steel for shooting targets is 3/8″ thick AR500 steel plates. AR400, or AR400F steel, is a high-carbon. General Info About AR450 / AR450F. The average Ar500 Steel Price starts at Rs. Download Now. Thick AR400 plates are harder, and more force is required when cutting. Ar400 plates ar 400 hot rolled steel plate/sheet ar400 steel price per ton. Pipeline steels X65, X70, and X80 feature similar erosion-corrosion behaviour. 2022. Houston Ave. AR400 Plate . 00 - $ 650 . 5%; Phosphorus. See more. AR400, or AR400F steel, is a high-carbon. The ballistic limit of 25 mm thickness increased by 13%, 32%, 43%, 49%, 61%, and 65% in comparison with 20, 16, 12, 10, 6 and. 1/2” thick AR400 steel root rippers are removable; 4”x4”x3/8“ frame tubes. MIL-A-46100 is a military spec armor steel plate, used in the Department of the Army, and supplied nationwide by Kloeckner Metals. 97 Regular price $16. Details. Specially made for 22lr and 9mm ammunition it's loud when hit and moves easily. Do not shoot a 50BMG at less than 500 yards, only because the plate swings madly, sometimes a jacket bit comes back. 00” thickness offered in standard sizes (96” x 240”/288”) Get a Quote Ask an Expert. This product is intended for applications where a good combination of abrasion. The base steel around the weld rapidly heats and cools during welding, resulting in a heat affected zone (HAZ) with high hardness. Best Wear Resistance of any abrasion resistant plate. The Carbon content of AR400 steel is only 0. ALFRAN - OUR HOUSE BRAND (149) PIPES (100) FITTINGS (646) VALVES (69) ACCESSORIES (46) BUILDING MATERIALS (91)Tumwater is a 28,000 sq. 1" SCH 80 (1. A36;Hardox ® 500 is used in applications such as liner plates, grizzly bars, wear bars and other wear parts in wear-intense industries. Ar400 450 500 Wear Resistant Plate Price Wear Plate Wearing Resistant Steel Plate, Find Details and Price about Steel Plate Hot Rolled Steel Plate from Ar400 450 500 Wear Resistant Plate Price Wear Plate Wearing Resistant Steel Plate - Shandong Fine Steel Supply Chain Co. Our inventory includes sheet, plate, bar, tube, along with custom aluminum extrusions. Eventually, the customers and their team will be the best judge of which material is required for their project. 187) & possibly 1/4" (. The hardness interval is a conversion from the tensile strength. Thick plates can be used for earthmoving and excavating machines. Directions. 96. The hardness and general flexibility of AR400 steel plates give them versatility. Tensalloy™ AR Plate; AR400; AR450; AR500; Manganese Steel; AR250; A514; Chocky Bars; 4150 Steel Bar; Scrap & Recycling. Stock sizes of: 96” x 288”. AR400 High Wear Impact-Resistant Plate. Alpharetta, Georgia 30004. We also carry 4140, a cold-drawn annealed steel with excellent hardening capabilities that responds well to heat treatment and is easy to machine, and 8620 alloy plate, which has a hard. These abrasion wear-resistant high hardness Steel Plate Hardox 400 prices in UAE are dependant on the logistics. AR400 Flat Bars; ASTM A514; ASTM A829 AISI 4130/AISI 4140; Marine & Offshore Steel Plate. 98 per kg. The incendiary part has nothing to do with it. AR500F. US $750-1200 / Metric Ton —-. Largest selection of AR400F steel plates at wholesale prices. To give you an idea what it might cost I can typically truck 500-1000 lbs. Steel mill products. 97 Sale price from $29. 2,000 pounds = 1 ton = $40 CWT x [2,000 pounds / 100 pounds] 1 ton = $800*. The price of the plates for ar 400 plate supplier in UAE starts at $4. It's 3/8" thick. BHD. Click here to learn more about our AR450. China ar400 steel plate price ar500 steel plate for sale Packaging & Shipping Export standard package: bundled wooden box or be required; The inner size of container is below: (1)20. IS 2062 E350C Plates, Sheets & Coils is a special type of High Tensile Steel used in Welding, Heavy Construction and Mining Industry. I bought a 20 ft x 8 ft x 1 inch for the same price. Custom sizes available. 9300. S. In order to prevent the influence of high temperature steel plate hardness, generally laser cutting or waterjet cutting is selected when processing materials such as AR400 steel plates. Shop for Wholesale other flat steel products products today at Alibaba. A quenched & tempered, through-hardened, abrasion-resistant grade of true mill bar. (THIS IS NOT RECOMMENDED). AR400F has a minimum Brinnel hardness of 360. North America’s top plate forming, bending, and press braking facility. 4% month on month. Price on this does not include optional hose kit or 3rd function kit. My Mosin M-44 will tear through typical construction grade 3/8" steel plate like a hot knife through butter. Starting in the early 1990's with "Jalloy" type AR360. 46100 Armor Plate. Sale Sold out. Give us a call at 800-348-2529 or leave us a message. ASTM A829 AISI 4130/AISI 4140. AR400 steel falls between 360 BHN and 440 BHN, whereas AR500 steel falls between 477 BHN and 550 BHN on the Brinell Scale. ) are all quenched and tempered but through a higher alloy content, the plate can achieve a much higher hardness and strength. he technical difference between AR400, AR450 and AR500 is the Brinell Hardness Number (BHN), which indicates the material’s level of hardness: AR400: 360-440 BHN Typically.