Much like AR450 and AR400, AR500 steel is a specific type of abrasion resistant steel. More Info. AR400 steel is a high-carbon alloy designed explicitly for abrasion and wear resistance. AR plate is a high carbon alloy plate. AR400F is quenched and tempered through hardened wear resistant grades of abrasion resistant steel plate used for high impact and abrasion resistance. Re: AR500 vs AR400 Steel?? AR400 = Holes at less than 300 yards. It is a common material for conveyors, chutes, linings, hoppers and handling equipment in the materials handling and mining industries. AR500 hardness in Brinell: 450 minimum / 500 nominal. AR450 and AR500 are similar to AR400, the difference being a higher Brinell hardness value. Minuteman. Price difference is within a couple bucks between the two (AR500 being a few dollars more). values of hardness are compiled and shown in Table 2. On average, a 10×12-inch AR500 steel plate weighs about 8-10 pounds. AR450: 430-480 BHN This material is slightly harder than AR400 and is also a popular material to make grinder screens. The . AR400 vs AR500: Understanding the Difference. SA-36 steel production process: the steel is killed steel. 5. Oct. 5 inch (63. Previous: ASTM A283 Carbon Steel Plate;I drilled some 1/2" AR400 plates for a teletram truck. Tacticon Armament’s AR600 10×12 can weigh as little as 6. Yes it can be done, drill your hole as large as the customer will allow, buy a good tap (OSG, Emuge, Guhring, Nachi), use a good tap lube (Moly-Dee ), and go sloooooUse a cut tap and not a form tap, because AR has a super high tensile strength. Hardox ® 450 has a solid reputation as a highly versatile, abrasion-resistant steel that also has structural properties. That is 75% stronger than 100K steel, and 250% stronger than 50K steel. Rhino-Tuf® EZ (AR400) Wear Plate; Rhino-Tuf® EZ (AR400) Wear Bars; Redi-Rail® (Formerly Kromite® CD60) Custom Wear Rail; Ultima™ 501 (AR500) Wear Plate; Ultima™ 601 (600 BHN I. AR400 vs AR500 steel plates are two of the most popular abrasion resistant steel plates in the world. AR600: 570-625 BHN Typically (less common, but available) Therefore, what does this mean in terms of usability? Comparison of ar400 and ar500. This AR400 and AR500 armor has caused S7 tool steel spinning weapons to crack and shatter. 9mm FMJ was 7. Eventually, the customers and their team will be the best judge of which material is required for their project. Spinners, speed racks, gongs. C. Hangover Saturday, WARNING: pinch faced Church quilting bee types, salty language ahead. It has more hardness than the AR400 steel plate with good formability, good weldability, good ductility, good strength, and good impact resistance. 223. Specifications Specifications AR400 / 400F AR450 / 450F AR450 /. BHN signifies the hardness level of the material: AR400: 360-440 BHN Typically. AR400 steel is a high-carbon alloy steel that is specifically designed for abrasion and wear resistant applications. . 3 HRC compared to RHA at 43. You can find hardness levels for AR400, AR450, and AR500 on their respective pages. AR400 | AR400F Steel Plate. For pistol use, there will be no noticeable difference between AR500 and AR550. . Winco-Tuf 40 is for use in areas where AR400/AR500 are currently used. As far as the Testudo, I own one and can’t really recommend it. . What is AR500 Steel? Much like AR450 and AR400, AR500 steel is a specific type of abrasion resistant steel. Best Wear Resistance of any abrasion resistant plate. Due to the large difference in yield strength between the AR400 plate and the filler material, minimizing weld restraint is critical to control cracking of weld. Specialty Steel Company has been selling to steel distributors large and small for over 40 years. SSAB Abrasion Resistant Commercial Steels are designed to maximize abrasion resistance while providing good formability and weldability. Grump Gunny Sergeant. 2° to 7. Class 3: Testing and evaluation. AISI 8620 can be used for a range of medium-strength applications. The cushioning quality of this base metal allows it to absorb impact. Because its alloy is made from a mixture of steels, the category is more responsive to mechanical and heat treatments than pure carbon steel. At Clifton, for steel to be considered AR400, the plate must measure between 360 and 440 BHN. Details. Here’s a general comparison. Hardox ® 600 has been successfully used in cement. 360 to 440 BHN Typically; 430 to 480 BHN Typically. AR500 steel is significantly harder than mild steel, with a hardness of 500 HBW compared to a hardness of only 120-180 HBW for. AR450 steel is a high-carbon steel alloy that has a surface hardness between 400-477 BHN. e. It does seem to weld better. While targeted at more severe wear conditions, Hardox ® 600 can still be cut and welded, making it an excellent choice for high-performance applications. And AR500 has a tensile strength of 210,000 psi. Download our exclusive shooting targets for FREE ($47 value)Steel Warehouse supplies AR400 steel plate, sheet, and coil, specifically designed for abrasion and wear-resistant applications. At 24 inches by 24 inches the weight goes up to 61 pounds. e. I mig welded some hinges to one of the targets. 308 just knocked the paint off. AR250 steel plates are made for improved formability with low levels of carbon and sulphur for inclusion shape control. BHN signifies the hardness level of the material: AR400:. Differentiators include hardness levels, application uses, and cost. e. T-1 steel, unlike AR400, is an alloy steel covered by ASTM A514 / A514M - 05 (2009) Standard Specification for High-Yield-Strength, Quenched and Tempered Alloy Steel Plate, Suitable for Welding. AR500? Regarding heavy-duty equipment and machinery, working with the right materials is important for the project. 9mm FMJ was 5. Hunter can benefit from steel targets as well, and there is no. They also undergo ballistic testing to determine the velocity a weapon. T1 Steel vs A36Universal Steel provides abrasion resistant steel plate for use in mining, excavating, and heavy machinery manufacturing. For that condition, AR500's higher hardness makes a huge difference. Hardox® 450 is an abrasion-resistant brand with a hardness of 450 bhn. A285 is a carbon steel intended for. In the case of AR400, the plate’s hardness would equal about 42 Rockwell C (HRC) or approximately 400 on the Brinell Hardness scale, while AR500’s hardness would be around 50 HRC or roughly 500 on the. AR450 is an abrasion resistant plate used in a variety of. The spall angle range for the AR400 vs. With a hardness range between 477 – 550 BHN, AR500 is known for its toughness and excellent wear. With the mild steel targets, they end up looking like the lunar surface a lot more quickly than the AR500 steel. AR450 is an Abrasion Resistant Steel, much like AR500. A633 is high-strength low alloy structural steel. We use only American made AR500 steel, and specify a BHN (Brinell test for hardness) of 500 or more. Aplicaciones. wear is a fine line to walk. At 50ksi, a higher strength steel than A36. There are different types of steel, for example, AR400 OR AR500, that are produced to a specific hardness. It's a lot harder than regular plate. I have also used ar500 on a number of heavy equipment repairs and it is real hard. AR500 will take hits at close range from . This includes differ blades and buckets, heavy machinery, and mining. 00/pound. Both 8" AR400. Ford Steel is a leading supplier of Wearalloy AR500 hardened steel. 308 hand loads at 100 yards easily. Download Now. Typically, military grades are A36 Low-Carbon Steel, AR400 Abrasion Resistant, AR500 Abrasion Resistant, MIL-46100 Military Grade, MIL-12560 Military Grade, and MIL-46177 Military Grade. Frank called your office in the afternoon & asked the impossible- get 3,000 lbs of steel here that afternoon. glass, coke, coal, wood chips, bottom ash, rice, and stone) can cause premature wear. You'll thank yourself if you ever really need to use it. That’s an increase in hardness of 30%. ‘AR’ means: Abrasion Resistant. Exact furnace controlled temperature is not required, a heat crayon should suffice. 5″) Ability to “Work Harden” from 470 BHN to 560 BHN. The cost of Hardox varies depending on the grade, thickness, and area of the plate required—generally, the prices for Hardox range from $500 to $1200 per tonne. Read more about AR400 vs AR500 here. ASTM A516/ ASME SA516; ASTM A537/ ASME SA537; ASTM A283/ ASME SA283; ASTM A285/ ASME SA285; Armor & Ballistic. They are also less formable and not as weather resistant. Call or Email Us For a Free Quote. Specifications * Chemistry may vary depending on. Ar400 is common, the 500 isn' as easy to find without a special order in my exsperience. 00 tons. This material is characterized by a smooth, dark scale finish with a hardened surface. AR500 Steel. Wear-Resistant AR400 Carbon Steel. With its 600 BHN I. One common grade of abrasion resistant steel is AR400. Menu. AR450 and AR600 steel plates are also available, but they’re a. In the case of AR400 steel plate, 400 is the plate’s nominal hardness, and it has a hardness range of 360 to 440. Its all rusted and wore out. D. But they differ as each steel has unique properties that make it a better fit for specific applications. In that time, we have become a well-respected and reliable source for your high strength alloys; such as 4140 CF, 4150 HT, and 4150 HT TGP. AR400 has a tensile strength of 135,000 psi, while AR450 has a tensile strength of 170,000 psi. For me, one sheet of . I believe you can use 3/8 AR500 OK at 45 degrees. The advantages of this product include reduced waste and minimal lead time compared to the. High Strength Steels. Phone: 800. 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. Abrasion resistant material is tested by. Recommended for riveted, bolted, or welded structures, such as Gussets and Bridge Plates, when intended for construction of bridges. As a premier supplier of AR400, AR500, A514, Chromium Carbide Overlay, Manganese Steel, Armor Plate & More, we have a long history of providing innovative solutions to the abrasion, impact and wear resistant steel markets. It is designed to be inserted in a plate carrier or tactical vest and will stop bullets and other projectiles from penetrating the wearer's body. Testudo™ Gen 2 Build Your Own Bundle. 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. Details. However, remember that the. Differences between AR400 and AR500 Steel PlateRifle used was my Armscorp M1A in 308 win at a range of about 250yds. 338 Lapua and 200-1300yds. How to choose the correct steel for your shooting needs. #8. 9mm FMJ was 5. Details. [1] Quenching & Tempering Abrasion resistant steel undergoes a two-step heat treatment process called quenching and tempering, which alters the steel's grain structure to increase hardness and toughness. This is a little girls load compared to most of the things guys are shooting in here. I like Hardox brand for forming reasons. However, this increase in strength and. We would like to show you a description here but the site won’t allow us. Plates measure on average 40 RHC. For AR500 steel plate, the nominal harness is 500, and its range is 460 to 544. Other AR steels are AR200, AR400 and AR500. AR500, on the other hand, is designed for impact and fatigue resistance, wear, corrosion, and abrasion resistance, and the like. Therefore, AR400 will have a lower hardness than AR500 / AR500F. 130 ksi. AR500 | AR500F Steel Plate. Contact us now for a no-obligation free quote analysis and to discuss the steel solution that’s right for you. Say hello to 40 mm thick hard AR 400 plate. At my local steel yard I can buy AR 400 (Abrasion Resistant) in 3/8 thickness for $1. 3. Our Wearalloy 500 products are used in a wide variety of applications, and our team is readily available to help provide a proven solution to your specific wear problem. The use of AR400 is in high wear resistance and is perfect for mining machinery and heavy-duty machinery. Carbon Equivalency (47) 1/8″ to 1″ Thicknesses. Industries and Applications. User NameAR400 | AR400F Steel Plate. Brinell vs Rockwell C. 20 acres 25 foot deep?AR600 Armor Plates: AR600 armor plates are made from a harder variant of steel alloy than their AR500 counterparts and boast a higher hardness rating at 600 Brinell. g. 1°. * Glancing impact shots - handgun rounds In three (3) out of six (6) shots [3 center shots, 3 glancing] with 9mm FMJ ammunition against the cylindrical samples there was no spall in front of the samples. Nov 10, 2011 30 4. While A514, AR400 and AR500 are the most widely used Q&T steel plate grades, other Q&T plate grades are used for more specific applications, including the following. 3. 3-2 Since 148 Steel Plate & Sheet Alro Steel Metals Guide ASTM A-36 Hot Rolled Plate Typical Analysis* ASTM A-36 Carbon (C) max % 0. The AR400, on the other hand. AR 500 Steel Plates: Heat Treated for Higher Hardness Rating. I've been thinking of drilling it with a 3/4" drill but the corners are drilled created an interrupted cut. Various thicknesses & sizes available. Debido a las ventajas únicas del AR400, se utiliza en aplicaciones tales como la maquinaria pesada y aplicaciones de placas de acero. AR450: 430-480 BHN Typically. We had two machines down because we ran out of material. You might be wondering, why is it there and what does it mean? The number is referring to the hardness range of the steel. That’s why three types of abrasion-resistant steel have become popular choices: AR400 VS. AR450: 430-480 BHN Typically. AR500: 460-544 BHN Although this material is the hardest of the above 3 and will wear long, the steel is brittle and is not recommended for grinders. With its 600 BHN I. When a project calls for AR plate, it is generally because of the length of wear on the plate is minimized. What is the difference between AR400 and AR500 steel? Abrasion resistant steels are classified by their typical Brinell Hardness Number. The spall angle range for the AR500 vs. For AR500 steel plate, the nominal harness is 500, and its range is 460 to 544. This grade steel is a high-strength, low alloy steel plate. I have drilled AR400 before but never taped it. AR400, AR450 and AR500 plate are used in applications where abrasive materials such as grains, coal, ore, cement, gravel, light aggregate, and earth are being handled. . As with other abrasion resistant steels, it does not have a defined chemistry, but rather, grade is determined based on. A572 grade 50 steel plate is a high-strength, low-alloy plate, specified for bridges, higher strength structural duties, and light pressure vessel requirements. All our AR400, AR450 and AR500 have additional alloying elements which increase formability and enhance weldability. AR400F is produced through austentizing, water quenching, and tempering. Shooting would largely be . While AR450 steel is similar to AR400 and AR500, there are some variances that make each unique. ? Would the AR200 be satisfactory for handguns? 9mm, . bucket components, construction equipment and wear plates used in plows and farming equipment. A285 is a carbon steel intended for. Abrasion resistant material is used in wear applications requiring resistance to increased impact and sliding. AR400. This specialized plate is designed for severe impact and abrasion applications. 9300. 5 inch (63. AR500 is slightly stronger (in terms of tensile strength) than 400, by about 20-25%. 4140 steel welding, 4140 steel machining, 4150 steel properties, 316 stainless properties, ar400 properties, ar500 properties. AR400F has a minimum Brinnel hardness of 360. 308 between 200-700 yards (maybe 100 yards on occasion). 308 is not allowed cause supposedly it will go through, where as 500 it won't. Mills use a hardness test – the Brinell Test – to determine the category. Crush wires can also help on tee joints. Rogue AR500 Steel Reactive Popper Targets. If you have to choose between A36 Plate and Ar500 Plate for shooting targets, A36 Plate is sufficient for smaller and low-powered bullets like 9mm from a typical handgun. 18250 Miles Avenue. It's often used as wear strips, liners, and deflector plates. Contact. Hardox® 400 plate is available in widths up to 131. Show specs in Imperial Metric. Apples and oranges comparison, but it still makes a difference. 7018 stick or E70t-11 fluxcore or MIG E70s-6 wire will do. The typical Brinell Hardness range is 470-530. $427. 5 pounds with a thickness of 0. AR500 Steel works for both handguns and rifles; Lower grades of steel can be. * Glancing impact shots - handgun rounds In three (3) out of six (6) shots [3 center shots, 3 glancing] with 9mm FMJ ammunition against the cylindrical samples there was no spall in front of the samples. Community funds…Reskinned some areas wit AR400. AR400, or AR400F steel, is a high-carbon. AR400 and AR500 are two popular grades of abrasion-resistant (AR) steel, differentiated by a characteristic called impact resistance. Milde stalen platen, ar500 stalen plaat voor koop, gehard staal plaat, ballistische stalen plaat, Slijtvaste stalen plaat, slijtage staal plaat. This is a piece of mild steel I welded a piece of rebar to the back and stomped it into the ground next to my AR500. AR400, or AR400F steel, is a high-carbon. 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. If your activities call for high wear resistance levels, you should choose AR400 steel. Here's the breakdown. This curved armor plate has our durable FragLock™ coating and is especially mobile at just 5. Another key differentiator is applications. With the current market upheaval driving prices. Abrasion resistant steel is created by quenching and tempering forged steel plates. As typical of my “first impressions” reviews, I’ll provide my honest opinion of the gear as well as my decision making process. Therefore, AR400 will have a lower. Which is stronger AR400 vs AR500?AR400 isn't bad to cut with carbide, but the burning operation leaves the edge very hard and abrasive. AR500F exhibits an optimal combination of hardness, abrasion resistance, formability, and weldability. They’re fairly similar, but the AR500 steel is harder than AR400 (as the designation indicates). 최소 4배~10배의 내마모 수명을 보유한 특수강입니다. I hardness tested some plates with a Rockwell hardness tester setup for the C scale. Explore What We Offer What We Offer Who We Are Calculators Contact. 500 also has a higher hardness. 내마모강은 강재 고유의 내마모성을 나타내는 브리넬 경도 (HB)수치에 따라. Unfortunately there is no uniform specification for AR500 material other than hardness and the chemistry and Heat Treatment will vary from mill to. In the same manner AR400 could be used as Ar500 Steels Equivalent as well. 2. 18250 Miles Avenue. The best steel targets for . 따라서 바위, 모래, 석탄, 광물의 적재시 주는 충격이나 미끄러지면서 가해지는. Hardox® 450 is an abrasion-resistant brand with a hardness of 450 bhn. Its tensile strength ranges from 155,000 to 180,000 psi, while its Brinell hardness ranges from 360 to 440, depending on the thickness of the steel. Abrasion Resistant steel is one of our most popular products at IBC Metal Group. sharpshooter. 1 inch shank Drill4140 is a great basic chemistry that is easily modified at the steel mill by use of additional elements to achieve additional, and/or, specific properties for specific industries or jobs. The Brinell Hardness Number (BHN) is the technical difference between AR400, AR450, and AR500. 3/16″ – 3″ (Widths 72″ – 96″ – 120″) 1/4″ – 2 1/2″ (Widths 72″ and 96″) * Chemistry may vary depending on thickness and application – Please inquire. The maximum AR400 / 400F; AR450 / 450F; AR500 / 500F; AR600; Offshore And Marine Steel Plate. Recommended for riveted, bolted, or welded structures, such as Gussets and Bridge Plates, when intended for construction of bridges. Most plate product numbers range from 200 to 500 — for example, AR 200, AR400 or AR500. I'd suggest buying a roll of abrasion resisting hard-face wire for your mig welder. A633 Steel Plate. Amarillo. Class 2: Resists shock. I know how well AR 500 holds up but Needs to know how well AR 400 does. The hardness also increases the steel’s strength, with better dent resistance as a result. Here is an experiment to try. Products. AR450 VS. Explanation of Steel Body Armor. In the case of AR400, the plate’s hardness would equal about 42 Rockwell C (HRC) or approximately 400 on the Brinell Hardness scale, while AR500’s hardness would be around 50 HRC or roughly. AR400 steel plates are suitable for applications that requires a good level of abrasion resistance (i. AR400 steel has a variety of benefits that makes it an ideal substitute for almost any application where excessive wear is a problem and ease of fabrication is needed. When compared with AR400 steel, AR500’s increased surface hardness allows it to outperform in certain high-abrasion applications. 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. AR 500 Steel – What is the Difference? Abrasion Resistant (AR) steel contains carbon and alloys that make it harder than other types of steel. Learn more about abrasion-resistant steel and the differences between AR400, AR450 and AR500. Our Dueling Tree uses a unique system that allows gravity to assist in the reset to keep you shooting. -Designed to work for English Language only. They are most certainly not bullet. Add to Cart Add to Quote. 308 hand loads at 100 yards easily. Chromium increases corrosion resistance and hardenability, wear resistance and. Abrasion-resistant steel plate and common steel plate have significant differences, but the differences between AR400, AR450, and AR500 are more subtle. Popular grades of Hardox ® AR steel include AR400, AR450, AR500, AR550, AR600 and Hardox ® 500 Tuf, our latest grade at 475-505 HBW, combining the best properties of AR450 steel and AR500 steel for high hardness, high toughness and wear resistance, especially for extreme-duty. Compared to E70T-4, they offer slightly lower deposition rates of up to 30 pounds per hour, but they offer a smoother welding arc and Charpy impact toughness properties. Hardox ® 600 for superior wear resistance. AR500 targets are made to be durable, highly visible and ring loud when you hit them. AR400 á AR450 AR500The main advantage of AR400 steel is its superior durability—it can withstand much more wear than ordinary mild steel and is more resistant to corrosion. I know that welding the 400 with a mig does no good, not enough penetration. Wear resistant plates from Prosaic Steel & Alloys are available in the following dimensions and certificated to EN 10204 3. ) Hot Roll;Your Reliable Steel Source. It is currently Thu Jul 27, 2023 12:57 am: Board index » Community Discussion Area » General Firearm Discussion. Stocking inventory includes 48″ x 96″ up to 96″ x 288″. AR450. I have a customer who is wanting me to drill and tap some 1/2-13 holes in some AR 400. AR400 Flat Bars. The major advantage of A992 is its improved material definition and like A572 GR 50, A992 can also offer some cost. Both are alloys with excessive strength and wear resistance. 25 Dia. Ultima 601 is designed to extend service life where abrasive materials (i. A514 AR400 abrasion resistant steel plate is a good candidate for some processing techniques. Up to . View in full-text. Additionally, we stock Threaded Rod, 316 Stainless Steel, Duplex Stainless Steel,. AR400 vs AR500 steel plates are two of the most popular abrasion resistant steel plates in the world. ALLOY STEELS – Added alloying elements into the steel such as nickel. Targets will be 3/8 thick, 18" square at 500 yards and beyond. Hardox 450 has a yield strength of around 175,000 lbs minimum yield. 3-0. In fact, Clifton Steel’s Clif-Clad chromium carbide overlay plating can withstand even severe. 5°. It has a Brinell hardness range of 360-440BHN. I can quote them bodies constructed totally of 1/4" AR450 steel for 10-15% less. Rhino-Tuf EZ is an abrasion resistant, “thru-hardened”, AR400 wear plate. AR500: 460-544 BHN Although this material is the hardest of the above 3 and will wear long, the steel is brittle and is not recommended for grinders. The Benefits of AR Steel? Jindalai Steel supplies AR steel plate in large and small volumes to designers and plant operators looking to extend the service life of critical components and reduce the weight of each unit put into service. boron treatment. Edited December 9, 2016 by Charlie. 2. Hardox ® 450 has a solid reputation as a highly versatile, abrasion-resistant steel that also has structural properties. 6% carbon). One of two abrasion-resistant grade steels offered here at SendCutSend, AR400 steel is formulated to take a massive amount of punishment and abuse. AR500 Steel Plate. It is a high-carbon steel alloy that provides greater impact and sliding abrasion resistance by comparison. MOA Targets LLC 3955 Wild Horse Rd Reno, NV 89510 (775) 623-7152 The names of AR plate products typically indicate the hardness of the material. Products. Hi guys, I am looking for a drill bit that will drill ar400 steel, I have been using the one pictured, it was in a bunch of tools that I bought in a auction, so do not know where it comes from, and nobody around here sells it. The spall angle range for the AR400 vs. 1/4" ar400 is plenty for 9mm and 22lr. AR500 is an abrasion-resistant alloy steel plate that is produced using fully killed fine-grain methods. M at erial G rad e: AR400 / AR450 /AR500 M at erial C o nd it io n(s ): R oller Quenched / Roller Quenched and tempered S urfac e F inis h: As rolled A s s o c iat ed S t and ard : BS EN 10051 D es c ript io n:To put it simply, hardness is the resistance of the steel to penetration. Originally posted by Sonora Iron View Post. The Brinell Hardness Number (BHN) is the technical difference between AR400, AR450, and AR500. Learn more. The tensile strength of AR400, often referred to as the ultimate strength, has been measured at about 200 kilograms per square inch, far more than. 12"x20" torso from X-Steel targets. The . 118", and as sheet in thicknesses of 0. AR500 actually has pretty good customer service, though shipping takes some time. Hardness testing AR500 steel plate. D. D. So they said they would cut me a deal on the next. I hardness tested some plates with a Rockwell hardness tester setup for the C scale. Just make sure it's actually AR500. Where maximum strength of joining plates is not important, rod type AWS E7016, 15, or 18. Hard to say on wear, as our opperators can burn off a set of ski's off of a Cat 6040 bucket in 3 months that are 4 inch thick 12 inch wide that are hardox or AR500 grade. A high-quality target is only one part of the equation: Using it properly is the other. What is AR400 steel used for? It is used where high wear resistance is needed. We would like to show you a description here but the site won’t allow us. Picked up a pack of AR500 3/8" thick targets from Field & Cave and what a difference! No dents, just splash; same distance. H. AR400 is a high-carbon alloy steel commonly used in mining, forestry, and construction. I tested 1/2 AR400 vs a 300 ultra with 150's and 180's at 100 yds. Hold a magnet up to an LS Industries blast cabinet. 2-4 times greater life than conventional 500 BHN steels. Kromite® #3 (4140/4150 mod.