The spall angle range for the AR400 vs. It is a high-carbon steel alloy that provides greater impact and sliding abrasion resistance by comparison. I used it mostly for dump box repairs on dump trucks and bucket repairs on large front end loaders. It features a tensile strength of 225 ksi, yield strength of 200 ksi, and an elongation property of 12 percent. Spinners, speed racks, gongs. We use cookies to enhance your experience. Whereas 400 can be between 360 and 440 Brinell, 500 is between 477 and 550. 500 Brinell = 53 Rockwell C. Call us at 800-321-8500 for a quote. AR500 is slightly stronger (in terms of tensile strength) than 400, by about 20-25%. Differentiators include hardness levels, application uses, and cost. Neither are pleasant, both are somewhat machineable. 75t (where t is the plate thickness) with the bend axis transverse to the rolling direction. 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. In the same manner AR400 could be used as Ar500 Steels Equivalent as well. That extra 1/8” from 3/8->1/2 makes a huge difference in rifle durability. Brinell Hardness Number (BHN). Disclaimer: I haven't done AR500, just AR400. Key Differences between AR400, AR450, and AR500 While all 3 grades of erosion-resistant steel are designed to offer high resistance to wear and tear, there are some key variations among them. January 11, 2023 No Comments AR 400 Steel Vs. I guess depends on what he means as "better". Place target so you do not always hit the backstop only in the same place. However, this increase in strength and abrasion resistance will make the steel less malleable. sharpshooter. 308 is not allowed cause supposedly it will go through, where as 500 it won't. 25 Dia. Therefore, AR400 will have a lower hardness than AR500 / AR500F. and I'll go out on a limb here and assume AR400 and 500 are similar. What Do The Numbers Mean in AR400 vs AR500? With abrasion resistant steel you’ve probably noticed there is usually a number after the AR, such as AR200, AR400, AR450, AR500. The plates are spec'd to be 470 - 550 Brinell hardness. Overview: Popular abrasion resistant steel grade that combines through-hardness with good levels of ductility and formability. In contrast, the cost of AR400 ranges from $400 to $650 per tonne. This grade steel is a high-strength, low alloy steel plate. A633 Steel Plate. Similar Threads: Help! Drilling small 0. AR400 steel vs T1. 5 inch (63. 내마모강은 균일한 경도 (hardness)를 유지하도록 처리되어 S45C 열처리 강판과 비교할 때 최소 3배 ~ 10배의 내마모 수명을 보유한 특수강입니다. Whereas 400 can be between 360 and 440 Brinell, 500 is between 477 and 550. Much like AR450 and AR400, AR500 steel is a specific type of abrasion resistant steel. 3/4″ to 4″ Widths. View in full-text. AR400 vs AR500 Guns & Ammo Discussion. User NameAR400 vs AR500 Guns & Ammo Discussion. This material is extremely difficult to roll. Another key differentiator is applications. Elite Quality - Genuine made in USA certified AR500 steel is bead blasted on both sides then laser cut on the fastest 30kw fiber laser available for crisp clean cuts and minimal heat affected zone Durable Zinc - Unlike typical paint or powder coat our industry exclusive zinc plating is a strong chemical bond that won't chip off from bullet. At 60 yards, many types of 223 ammo will be above 3200 fps. Shape: Thickness: Width: Length: Resulting Weight: Calculated theoretical weights are for estimation purposes only. What is the difference between AR200 and AR400? AR200 and AR400 are both Abrasion Resistant steel plates. Sometimes cost vs. AR500 steel is significantly harder than mild steel, with a hardness of 500 HBW compared to a hardness of only 120-180 HBW for mild steel. AR400F is quenched and tempered through hardened wear resistant grades of abrasion resistant steel plate used for high impact and abrasion resistance. 308 and . PRESSURE VESSEL QUALITY STEEL. I recently picked up a 3/4" AR500 plate and just got it hung up the other day. Price difference is within a couple bucks between the two (AR500 being a few dollars more). The “AR” in AR500 steel actually stands for Abrasion Resistant, while the number, in this case 500, indicates the Brinell Hardness Number (BHN) which falls within 460-544 for most AR500 steel. A preheat and interpass temperature of 250°F to 350°F is generally sufficient, (350°F to 450°F for 500BHN Plate). * 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. 16 per LB) delivered to my shop. Another difference is their Brinell Hardness. I have drilled AR400 before but never taped it. It's not something you w. 223. AR500. User NameAr400 Vs Ar450 Vs. AR400 steel is a high-carbon alloy designed explicitly for abrasion and wear resistance. It's a lot harder than regular plate. Each grade has a different BHN, or its ability to handle intense abrasion. Consequently, AR400 will have a lower hardness than AR500. I have a customer who is wanting me to drill and tap some 1/2-13 holes in some AR 400. Superior protection. Wear resistant plates from Prosaic Steel & Alloys are available in the following dimensions and certificated to EN 10204 3. Get a quote today!. Steel body armor is typically worn by. Designed to handle centerfire handguns up to 45ACP. The greatest differentiator between AR450, AR400, and AR500 is the hardness that each achieves. It has a lower hardness of 360 – 444 BHN. Custom applications can use an A-514 steel or other higher strength steel in replace of a mild steel base plate. However, this comes at a cost—AR400 steel tends to be much more expensive than mild steel. Since so many attachments are built from mild steel, we will deal with it first. Available in . Slight preheat can help but does contribute to the peak temperature achieved during welding. It's a lot harder than regular plate. What is AR500 Steel? Much like AR450 and AR400, AR500 steel is a specific type of abrasion resistant steel. Winco-Tuf 40 is for use in areas where AR400/AR500 are currently used. ) MIL-A 12560. You might be wondering, why is it there and what does it mean? The number is referring to the hardness range of the steel. Can You Roll Form AR sheets? Due to the steel’s extreme hardness, AR500 plates are very difficult to form. Request a Quote. The hardness also increases the steel’s strength, with better dent resistance as a result. We are a Cleveland, OH based steel supplier with specialties in AR400, AR500, A514, Manganese Steel, Armor Plate, and other specialty steels. AR400 + AR500 abrasion resistant plate, bar & strips. Hey, no reason why pistoleers should have all the fun. Foreign vs. 9mm FMJ was 7. Any blade (teeth or abrasive, rotating or linear or bandsaw) is going to have a hard time (no pun intended) cutting through hard steel plate. You could try to drill a hole in one and see how it goes, or if you really want to know, You could check it with a brinell hardness tester. A572-50. The best steel targets for . The A36 was a standard established first by the ASTM International. Rough & tumble, mis-used & abused municipal use. AR400, AR500: Other Grades:. 5425 N Whitaker Road. AR 500 Steel – What is the Difference? Abrasion Resistant (AR) steel contains carbon and alloys that make it harder than other types of steel. 308 just knocked the paint off. Amerikaanse standaard: ONS A128What is abrasion resistant steel plate?Abrasion resistant (AR) steel plate is a high-carbon alloy steel plate. T1 – VS AR 400 This is a common discussion that we have with customers because a lot of our competitors use Mild Steel and the better ones use T1. Milde stalen platen, ar500 stalen plaat voor koop, gehard staal plaat, ballistische stalen plaat, Slijtvaste stalen plaat, slijtage staal plaat. You'll thank yourself if you ever really need to use it. standaard: GB, ASTM, JIS, DIN. We would like to show you a description here but the site won’t allow us. With a hardness range between 477 – 550 BHN, AR500 is known for its toughness and excellent wear. Debido a las ventajas únicas del AR400, se utiliza en aplicaciones tales como la maquinaria pesada y aplicaciones de placas de acero. Subgroups- low/mild carbon steel (up to 0. For more information regarding the differences between AR400, AR450, and AR500, visit our AR450 page here. They possess unique properties that make them suitable for a. We rate all of our 3/8″ targets for rifles such as 5. AR400 is a specialty steel designed at the chemical level for improved wear resistance for very specific applications. Want to see what I mean?Dualing trees, spinners, static, swingers, ect. AR450 and AR500 are similar to AR400, the difference being a higher Brinell hardness value. 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. When hitting, reactive AR500 steel targets will clang, spin, tumble or turn. The “400” in its name indicates the Brinell hardness value. With a hardness range between 477 – 550 BHN, AR500 is known for its toughness and excellent wear resistance, along with exceptional fatigue and corrosion resistance. AR500 is slightly stronger (in terms of tensile strength) than 400, by about 20-25%. Call us at 800-321-8500 for questions or comments. Specialty Steel Company of America. Best Wear Resistance of any abrasion resistant plate. What is hardox 450? Hardox® 450 is an abrasion-resistant steel with a nominal hardness of 450 HBW. What is the difference between AR400 and AR500 steel? Abrasion resistant steels are classified by their typical Brinell Hardness Number. However, this increase in strength and abrasion resistance will make the steel less malleable. Per square foot, a 3/8-inch plate weighs around 7 pounds. The cushioning quality of this base metal allows it to absorb impact. Also if your plate swings around on impact, watch out for unpredictable splashback. 2° to 7. 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. hardened. . . They are most certainly not bullet. The spall angle range for the AR500 vs. As typical of my “first impressions” reviews, I’ll provide my honest opinion of the gear as well as my decision making process. 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. It is a high-carbon steel alloy that provides greater impact and sliding abrasion resistance by comparison. User NameAR400 vs AR500 Guns & Ammo Discussion. AISI 8620 is a common, carburizing alloy steel. 우리는 당신이 선택한 대량 핫 판매 제품을 재고 있습니다. 18250 Miles Avenue. Stocking inventory includes 48″ x 96″ up to 96″ x 288″. Weight difference is basically a wash. Edited December 9, 2016 by Charlie. D. If plasma, it'll be worse than if flame cut, but either one will be really tough on the cutters. Standard stock in abrasion resistant steel includes AR400 and AR500 . Ar400 Vs Ar500 . BONUS: Shoot better. e. The . Specifically looking at 3/8” AR500 and 5/16” Mil-46100. (Plus cutting charge) What has been the experience with these two choices? This is for pistol targets 20 inches by 20 inches or 42. 1045 Steel Round Bars; 4150 Steel Bar;. It is a high-carbon steel alloy that provides greater impact and sliding abrasion resistance by comparison. Plates measure on average 40 RHC. For example, some manufacturers, like Rogue Shooting Targets, use AR500 Steel and others use milder AR400 and other milder steel versions. 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. Leeco Steel stocks the following standard sizes, but other sizes may be available for special orders. When we buy the AR400 3/8 the steel company cuts the one edge with a torch and it's rough as a cob. Before being certified, MIL-12560 must meet Fragment Simulated Projectile standards, and is available in four classes: Class 1: Resists penetration. 25 0. * Glancing impact shots – handgun rounds. AR400- better for impact applications, AR500-. 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. 2100-4000ft-lbs = ½” AR500. 9mm FMJ was 5. The AR400, on the other hand. Featuring a completely adjustable cummerbund, comfortable padding. I can quote them bodies constructed totally of 1/4" AR450 steel for 10-15% less. 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. AR450 and AR600 steel plates are also available, but they’re a. The . AR400F has a minimum Brinnel hardness of 360. More Info. Crush wires can also help on tee joints. Hammer Pins & Tie Bolts; Manganese Separator Drums; Shredder Wear Parts; Wear Pipe. FFB602S2 (AR500) INTERSTATE GREEN MATTE HFG600S4 (AR400) FFG601S3 (AR500) BRICK RED MATTE HFR603S3 (AR400) FFR601S3 (AR500) COLONIAL BLUE HFK600S4 (AR400) FFK602S4 (AR500) CHARCOAL GRAY MATTE HFH606S4 (AR400) FFH601S3 (AR500) A wide array of beuatifully rich colors provides you with design. One of two abrasion-resistant grade steels offered here at SendCutSend, AR400 steel is formulated to take a massive amount of punishment and abuse. For example, ENDURA AR 430 has an initial hardness of 430 BHN but, as it withstands impacts, it will harden up to 560 BHN. All times are UTC - 8 hoursThe tensile strength is 400-550MPa; the yield point is greater than or equal to 250MPa. ENDURA Steel Advantages. I called the sales office, and they weren't suprised (probably happened before). 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. Menu. BTDT. 35 votes, 10 comments. Details. 130 ksi. Aplicaciones. . I have some experience with welding AR400. AR235/400/500 are all abrasion resistant steels, thus the AR in the name. BALLISTIC STEEL. Norm right from Lincoln. Mirro-Krome 60® (I. AR400 is difficult to form and attempting to form commodity AR500 or higher is impractical. I know how well AR 500 holds up but Needs to know how well AR 400 does. Reactions: Stevo3556. However, this increase in strength and abrasion resistance will make the steel less malleable. Details. Shooting would largely be . The 1/4” AR400 works with 38sp, 9mm, 40S&W and similar cartridges. AR500, or AR500F steel, is a high-carbon. A633 is high-strength low alloy structural steel. Improved forming and weding capabilities. SLS 600 ® Induction Wear Pipe; CLIF-CLAD ® Overlay Pipe; G 2T ® Ceramic Lined Pipe; Steel Round Bars. glass, coke, coal, wood chips, bottom ash, rice, and stone) can cause premature wear. Ar400 is common, the 500 isn' as easy to find without a special order in my exsperience. A285 is a carbon steel intended for. Recommended for riveted, bolted, or welded structures, such as Gussets and Bridge Plates, when intended for construction of bridges. Laser cut AR500 steel has 1. Referring to the hardness properties, AR500 recorded the highest hardness at 47. We offer Wear Resistance Steel Plate AR400, NM400 is a high-carbon alloy steel plate. Call or Email Us For a Free Quote. The material that is like AR500 but not as brittle is called ENDURA and is about 15% more that AR500. Say hello to 40 mm thick hard AR 400 plate. Meanwhile AR500 / AR500F is not formable, but shows good machinability. Much like AR450 and AR400, AR500 steel is a specific type of abrasion resistant steel. AR500 steel can withstand the abrasion that the rocks cause by sliding better than the AR400 steel, meaning it would last longer. 16:14. The figures below are representative of 15mm thick AR400 and AR500 plates. It is a high-carbon steel alloy that provides greater impact and sliding abrasion resistance by comparison. 5°. Hardness testing AR500 steel plate. 500 also has a higher hardness. 5″) Ability to “Work Harden” from 470 BHN to 560 BHN. AR400F is produced through austentizing, water quenching, and tempering. These Q&T plates are generally used for abrasion & wear resistance. 308 Win, along with most other common short action rifle calibers. A radius of 2. I believe you can use 3/8 AR500 OK at 45 degrees. A633 Steel Plate. $169. But they differ as each steel has unique properties that make it a better fit for specific applications. Most plate product numbers range from 200 to 500 — for example, AR 200, AR400 or AR500. I made and sold AR500 targets as a small side gig a long time ago and had a few people torture test my 1/2” targets. In the case of AR400 steel plate, 400 is the plate’s nominal hardness, and it has a hardness range of 360 to 440. Hardness range of this formable wear plate is 360-440 BHN. Re: AR400 vs. hardened surfaces, Ultima 601 becomes the ideal abrasion resistant product that can handle the rigors of extreme maintenance problems. Because its alloy is made from a mixture of steels, the category is more responsive to mechanical and heat treatments than pure carbon steel. A285 is a carbon steel intended for. For that condition, AR500's higher hardness makes a huge difference. Alloy Steels. Difficult to form: The greater the carbon content of the steel, the less it will bend to shape. Cost effective and available in a wide. Additionally, we stock Threaded Rod, 316 Stainless Steel, Duplex Stainless Steel,. 1 B, dependent on the product required. Carbon Equivalency (47) 1/8″ to 1″ Thicknesses. . Detailed specifications: Hardox 450 vs ar500 thickness: 8-100mm, width: 1600-4020mm, length: 6000-17500mm. ⓘ. Our flagship product, the Testudo Gen 2. It does seem to weld better. 223 and it just leaves tiny dimples. We also offer High Definition Plasma Cutting for custom shapes. The protection of landmines and explosives. D. We would like to show you a description here but the site won’t allow us. Foreign vs. Minuteman. The AR steel grades include: AR200, AR235, AR Medium, AR400/400F, AR450/450F, AR500/500F, and AR600. 338 Lapua and 200-1300yds. glass, coke, coal, wood chips, bottom ash, rice, and stone) can cause premature wear. All our AR400, AR450 and AR500 have additional alloying elements which increase formability and enhance weldability. Kromite® #3 (4140/4150 mod. 27 0. There are different types of steel, for example, AR400 OR AR500, that are produced to a specific hardness. AR400 steel is a high-carbon alloy designed explicitly for abrasion and wear resistance. This. It's tensile strength is between 3-4 times that of a Grade 50 structural steel. The greatest differentiator between AR450, AR400, and AR500 is the hardness that each achieves. 9mm FMJ was 5. AR400F is produced through austentizing, water quenching, and tempering. I was at our local steel yard picking up material for a project and saw they have some nice half silhouette targets at a descent price (considering the high price of steel). Independently tested and rated to NIJ 0101. AR450. So back to the question, “Can I use m855 ammo on my AR500 targets”? The answer is of course you can use any ammo you wish on your ar500 targets. It's only taken about 20 or so rounds and its pretty much gone. In fact all of my targets are made from AR400 and have held up with no issues from . Most of the time, AR550 is recommended for dynamic rifle targets, or any bullet that carries more than 2100ft-lbs of energy as a ½” or ⅝’ piece of AR500 is going to be extremely heavy and unwieldy. Chromium carbide overlay plate begins with a mild steel base. We used tons of AR400 at work, with a little AR500 thrown in. Hardox ® 600 has a nominal hardness of 600 HBW and a uniquely high toughness for such a hard steel. Phone: 800. That is the softest ar500 plate especially on a spinner. . and 250 BHN O. Look at mayflower, or Tactical Assault Gear or Shellback tactical for similar items. AR400 has a tensile strength of 135,000 psi, while AR450 has a tensile strength of 170,000 psi. Kromite® #3 (4140/4150 mod. 1°. As far as the Testudo, I own one and can’t really recommend it. The AR235 plates are intended for moderate wear applications where it offers improved wear resistance relative to structural carbon steel. Both 8" AR400. 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. AR400 | AR400F Steel Plate. Here’s a general comparison. There is no more effective quick fix available. Chemical composition of hardox 450 vs ar500 equivalent AISI. What's the differences between MIL-A-46100 armor vs AR500? ANSWER: First of all, MIL-A-46100 is a military grade, whereas AR500 is an Abrasion Resistant grade. Ultima™ 501 (AR500) Wear Plate; Ultima™ 601 (600 BHN I. The AR500 steel usually has a Brinell hardness rating between 460 and 550, and it averages at around 500. AR500F exhibits an optimal combination of hardness, abrasion resistance, formability, and weldability. #8. 21 50W: because it is a much weaker and softer steel, as that manufacturer's specifications explain: The 50W stands for a minimum yield strength of 50 ksi, which is several times lower than AR500 or even AR400. It is a high-carbon steel alloy that provides greater impact and sliding abrasion resistance by comparison. ar400 ar500 내 마모 강판 내마모성 강판은 중국의 주요 제조 업체 및 공급 업체 중 하나 인 GNEE에서 찾으십시오. The steel used for shooting targets is usually made of AR500 or AR550 steel. It is a high-carbon steel alloy that provides greater impact and sliding abrasion resistance by comparison. Hi, I'm bending a plate of AR400 (20 x4 x3/4 ) 90°, then when the part is in use there is a force on the in the. On average, a 10×12-inch AR500 steel plate weighs about 8-10 pounds. Improved forming and weding capabilities. In military hat sizes, this appears to translate into a medium, or just under size 7-¼. HARDOX® is easy to repair and maintain, saving time and money in repairs, maintenance, and downtime for applications. . ABS Grade A, B, AH36, DH36, EH36; API 2H Grade 50;. AR400; AR450; AR500; Manganese Steel; AR250; A514; Chocky Bars; 4150 Steel Bar; Scrap & Recycling. ALLOY STEELS – Added alloying elements into the steel such as nickel. Very tough to drill a hole in it. The AR235 plates are intended for moderate wear applications where it offers improved wear resistance relative to structural carbon steel. The Brinell Hardness number differentiates the abrasion resistant steel grades. Over the last ten years, ASTM A572 GR 50 has been the standard choice in the structural steel industry. 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. AR200 VS AR400 vs AR450 vs AR500: AR steels are governed by a level of hardness, but not a specific chemistry. AR500 targets are made to be durable, highly visible and ring loud when you hit them. It just cuts through it. The typical Brinell Hardness range is 470-530. This is what Clifton Steel is known for and what makes us a leader in the abrasion resistant, impact resistant, and wear resistant steel markets. 내마모강은 균일한 경도 (hardness)를 유지하도록 처리되어 S45C 열처리 강판과 비교할 때 최소 3배 ~ 10배의 내마모 수명을 보유한 특수강입니다. This alloy wear plate offers excellent service for applications where formability, toughness, weldability and abrasion resistance are required. [2] As a general rule, AR450 and AR400 are the “sweet spots” in terms of good formability combined with good hardness. #8 · Sep 19, 2015. What is the difference between AR400 and AR500 steel? The Brinell Hardness number differentiates the abrasion resistant steel grades. Specifically looking at 3/8” AR500 and 5/16” Mil-46100. I plan on using 1/4 Ar500 plate but am unsure of the process needed to weld this type of steel. ? Would the AR200 be satisfactory for handguns? 9mm, . We use only American made AR500 steel, and specify a BHN (Brinell test for hardness) of 500 or more. As a premier supplier of AR400, AR500, A514, Chromium Carbide Overlay, Manganese Steel, Armor Plate & More, we have a long history of providing innovative. The most popular steel for shooting targets is 3/8″ thick AR500 steel plates. If you need abrasion or wear-resistant steel materials, give us a. AR400 steel is sometimes used for low velocity rimfire ammunition, and AR550 steel is recommended for high powered rifle ammunition. My AR500 plate came with instructions to keep impact velocity BELOW 3200 fps. AR400-Mild Steel. What is AR500 Steel? Much like AR450 and AR400, AR500 steel is a specific type of abrasion resistant steel. Nov 10, 2011 30 4. This AR400 and AR500 armor has caused S7 tool steel spinning weapons to crack and shatter. AR400 vs AR500 steel plates are two of the most popular abrasion resistant steel plates in the world. ‘AR’ means: Abrasion Resistant. AR500 Steel Plate. AR450 vs. 321. In our high impact applications the ENDURA lasts more than twice as long as AR400 so it becomes more economical once we start replacing worn parts. AR400 is a lot easier going than this AR500. I tested 1/2 AR400 vs a 300 ultra with 150's and 180's at 100 yds. 308 hand loads at 100 yards easily. We cover the complete spectrum of impact resistant & high strength steels ( AR400 AR450, AR500) to stay competitive in the industrial market. With the current market upheaval driving prices. 143 Street East Chicago, IN 46312 Warehouse 1250 E. #4. 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. Differences between AR400 and AR500 Steel PlateRifle used was my Armscorp M1A in 308 win at a range of about 250yds. Ground penetration won't be that much of a problem, and you still have to protect the entire shin face of the shank. AR400 Flat Bars. It is a high-carbon steel alloy that provides greater impact and sliding abrasion resistance by comparison. Level III (Rifle Rated Steel) Body ArmorOur steel alloy AR500 Armor® Heritage Plate offers the most protection for your buck, and covers the most common threats one could encounter, including nearly all Military & NATO calibers up to the threat level below:. Uses for this plate include material handling. AR600 Abrasion Resistant Steel Plate for Excessive Wear. Recommended for riveted, bolted, or welded structures, such as Gussets and Bridge Plates, when intended for construction of bridges. . AR400 steel plates are suitable for applications that requires a good level of abrasion resistance (i. I’m sure if I bought more (or larger) sheets I could save on the delivery charges and pull the price per LB down somewhat. Other AR steels are AR200, AR400 and AR500. Typically, AR400 is between 360-440 Brinell, while AR450 is around 429-495 Brinell, and AR500 between 460-544 Brinell. Hunter can benefit from steel targets as well, and there is no. AR450 VS. dam w/clay around each hole to be drilled to keep fluid in. 25x the tensile strength of AR400, as well as a higher yield strength and tensile modulus. Show specs in Imperial Metric. and 250 BHN O. Depends on the thickness.