0015 inch/revolution. , length up to 240 in. Plates thicker that (1) punch diameter will not punch well, also, so the rule of thumb depends on plate thickness in some degree with drilling required based on plate thickness. Jarring a piece of metal will allow for a slight realignment of the atoms - with each sharp impact in the same direction, the object becomes slightly more magnetized. The resistance in heat and hardness allows the tool to run about 20-30% higher machining speeds than uncoated end mills. 25 0. 3 HRC compared to RHA at 43. ASTM A514 is the standard. true temper Stainless. Branches featuring AR400 | AR400F Steel Plate products. Heat Treatment. I have a 4. It features good abrasion resistance and is. Dissimilar Metals. 0625" cut. While some of this is a bit on the nose, there are other considerations you should. has the knowledge, resources and equipment to completely support all types of machining services. MACHINING Drilling, countersinking, counterboring, tapping, milling, and general machining is performed. The nickel and molybdenum content gives AR400 carbon steel the ability to resist wear better than all other carbon steel. 662. All I had. Drilling and tapping ar400. However, the addition of high amounts of carbon also reduces the formability and strength of AR500 as compared to other steel plate grades. . Great attendance and a positive attitude. AR400 is designed for wear and abrasion applications. D. Jan 20,. Debido a las ventajas únicas del AR400, se utiliza en aplicaciones tales como la maquinaria pesada y aplicaciones de placas de acero. The AR400 steel plate is often used in applications where abrasion-resistant, formability, and weldability are required. 001-. Drilling – 1/4” Diameter Speed 50 fpm Feed . 080") 6082 - this is the finished size, and has pockets 1mm (. As the carbon content grows between 0. AR500 hardness in Brinell: 450 minimum / 500 nominal. TV . Hardness range from 38/42 or 55/62 Rockwell “C” depending upon the application. TV . . The Carbon. Over 75 locations in 15 states means high quality service and fast delivery to you. ASTM A514 steel plate, also known as T-1 steel plate, is a popular grade of quenched and tempered (Q&T) steel that offers high strength, weldability and machinability. 787” 3t (use 13. Welding A588 Steels. Our innovative approach means you get the benefit of state-of-the-art technology coupled with personal. AR400- better for impact applications, AR500- better for sliding applications. It has a lower hardness of 360 – 444 BHN. Using the conventional welding practices, like SMAW, SAW, and GMAW, MIL-A-46100 armor plate can be welded. I have a customer who is wanting me to drill and tap some 1/2-13 holes in some AR 400. The tensile strength of A514 alloy steel is specified as at least 100 ksi (689 MPa) up to a 2. Forming can be done in cold forming conditions. Both are quenched & tempered products. 1-800-394-4399Cobalt Steel Ball End Mills with Two Milling Ends. Alro’s on hand inventory is unmatched in the industry in both variety and quantity. General Info About A656. China AR400 Steel Ballistic Plates Bullet Resistant For Light Weight Armoured Vehicles, Find details about China Steel Ballistic Plates from AR400 Steel Ballistic Plates Bullet Resistant For Light Weight Armoured Vehicles - Suzhou Vanforge Metals Co. Therefore, AR400 will have a lower hardness than AR500 / AR500F. Mechanical Properties Hardness 360-440 BHN Yield Strength 140 ksi 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. Kromite® #3 (4140/4150 mod. Low CEV offers easy bending, welding and machining. As a starting value, the middle of the recommended machining range should be used. Our laser cutting machines use both fiber lasers and CO2 lasers and can cut through up to 4 inches of metal material. Contact Heavy Plate Division; A36 Heavy Steel Plate; A572; A516; A514; A709 Grade 36, 50, 50W, HPS 50W, HPS 70W; A830 Grade 1020; A829/4140; Low / High Carbon Non-Structural Steel Plate. Phone: 800. Like other wear-resistant steels, it does not have a defined chemical composition, but rather a grade based on hardness. Minimum yield strength of 100,000 psi. Aug 2, 2023. ASC2250® LDX vs 300 Series vs 400 Series Stainless;AR400, AR450, AR500, AR550 and AR600 Wear Resistant Steel Plate $450. Welding. It shows good formability, excellent. 9300. Alro stocks metals, industrial supplies and plastics. 4140 steel properties include a tensile strength of 95000 psi and a Brinell hardness of 197. steel plates have threaded and unthreaded holes in a grid pattern to support precise positioning and repeatability when machining. It withstands wear and tear, and has good corrosion resistance. Properties of AR400 Steel Plate. Tap or Call: +1 (800) 237-0113. In addition these grades are quenched / tempered and are also certified to MIL-S-16216. Machining. Even in operations that use dry machining versus wet machining, you’ll want to have at least some coolant on hand. Flowcut is saying with our set up a pierce of just over 5 seconds. D. Technical Data Mir50® Machining Guidelines MACHINING. Please use the form below to contact us and we will get back with you as soon as possible. However, steels of this hardness cannot be fabricated as readily as conventional structural grades. Hardox ® 450 has been state-of-the-art in wear steel for a long time, and it will stick around. While not a good candidate for forming and machining, AR400 plate is suitable for welding. 5 mm) thick plate, and at least 110 ksi (758. 1-Year Warranty Covers thumb tines assembly and custom hydraulic cylinders. 500 end mill kc633m gradeMachining. While AR450 steel is similar to AR400 and AR500, there are some variances that make each unique. I'm needing to machine several stepped pockets in some AR400 steel plate. Available in 400/450/500 Brinell. D. 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. Our capabilities include the latest version of AUTOCAD and Blue Print services. Custom sizes available. Drilling, countersinking, counterboring, tapping, milling, and general machining is performed with conventional equipment and carbide tools. Ideal for horizontal machining centers or multiple pallet machining centers. Details. Removal of the chrome plate and the induction hardened layer will necessitate the use of somewhat unique tooling. ASC2250® LDX vs 300 Series vs 400 Series Stainless;AR400 plate - Blacksmithing, General Discussion - I Forge IronVM8T6KywXdWB. More Info. Feed Control (Milling) – Customize how the Feeds and Speeds Calculator fine-tunes the Chip Load and Table Feed. Properties of AR400 Steel Plate. The data refers to IC908 • When using external coolant supply only, reduce cutting speed by 10%. We stock AR400 Wear Bars & Strips in standard sizes from 1/eight thick up to 1 thick. Both 3 and 4-axis machines are available. Differentiators include hardness levels, application uses, and cost. With AR500 you need carbide and clamped solid. The high-carbon alloy steel grades are determined on the hardness of the steel. Titanium Carbonitride (TiCN) is harder than Titanium Nitride (TiN) at low cutting temperatures. Manganese steel is a steel alloy containing 11-14% manganese. been asked many times if it's possible for someone to drill a hole in their AR500 steel targets and I've always had to. I have drilled AR400 before but never taped it. Quenching occurs by bringing the steel to a high temperate, between 1,500 and 1,650F, then is. Machining AR400 steel plate I'm needing to machine several stepped pockets in some AR400 steel plate. ASGCO® “Steel Fabrication” division is a full-service steel fabrication, contract manufacturing, machining, welding and finishing facility that has the ability to manufacture simple parts to complete assemblies to complex print-to-build projects for Original Equipment Manufacturers (OEM’s) and industrial customers. Certificates with a traceable lot number are available for these. It's often used as wear strips, liners, and deflector plates. 2020. 00 - $5. 5" wide x 20" long 1" thick AR-400 plates that need a centered slot cut completely through them 3. 75″ can be cold bent to minimum inside bend radius of 1. Keep the “torch-to-work. 00 - $742. Jan 19, 2012. 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. 1045 is considered to have good machinability in either the hot rolled or normalized state. Mir50® Machining Guidelines; Close; ASC2250® LDX. Other types of bending operations may require. 004inch/revolution 3/4” Diameter Speed 70 fpm Feed . One of the unique feature of the Hammer Mill is its single rotor design which places all of the mechanical parts of the machine on one side for easy inspection and evaluation of mechanical systems and decreases the Mill’s. The nickel and molybdenum content gives AR400 carbon steel the ability to resist wear better than all other carbon steel. Post-Weld Machined Metal Parts G10 FR4 E FR Plastic polishing Farm Equipment machining hot rolled steel $1. Details. 4140 steel properties. For the thicknesses given, the AR400 should have a minimum preheat of 250 degrees F and the A514 a minimum of 125 degrees F. Search High Quality JIS standard carbon steel Manufacturing and Exporting supplier on Alibaba. Thick AR400 plates are harder, and more force is required when cutting. AR500 is a high-carbon alloy steel that performs in severe weather conditions and shows excellent wear and impact resistance. Details. machining ar400 steel plate - cnczone. Steel Warehouse supplies AR400 steel plate, sheet, and coil, specifically designed for abrasion and wear-resistant applications. The quality of welding is also one of the reasons for cracking. ASTM/ASME carbon steel from Henan Bebon Iron & Steel Co. Dresden, Tn. 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. Many fabricators only use A36 Steel, which will wear down quickly. AR400 is. The precision machining and available capacity offered by our 13 Okuma lathes and mills set us up as the premier small to medium-size tool shop. 2. I have a piece I need to machine and the customer told me it is AR 400. It has good machinability. Machinability can help us to determine whether a type of material is suitable for CNC machining services. • Feed equals . 1707 Highway 31 S. It has good weldability. AR400 is a much stronger and harder steel than A36 steel. . 4140 steel properties. The softer condition is used where considerable machining may be required, or where more ductility is required. We have No Minimum Orders, We Cut to Size. However, they differ in terms of hardness. OK, guys, thanks for your replies, this drill did have a double tip like nothing that I have seen before, and I have drilled over 1800 holes in . 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. Wearalloy 450, or AR450, lasts four times longer than other carbon-alloy steel plates. Experiment with larger bottom dies, which would also probably require more metal on the part sticking up on your skids (so it can bridge the larger die). Another difference is that AR400 can be machined whereas AR450 is not recommended for machining. Turning Single Point, and box – Speed 70/90 fpm Feed . Many fabricators only use A36 Steel, which will wear down quickly. This specialized plate is designed for applications that demand both wear resistance and impact toughness. 따라서 바위, 모래, 석탄, 광물의 적재시 주는 충격이나 미끄러지면서 가해지는. 36 Material Group Material Specs. Inexpensive, stable, and is made with waterproof glue. AR450 is an abrasion resistant plate used in a variety of applications where slightly greater strength is desired beyond AR400. High-speed machining refers to high feed rates and spindle speed for removing material without compromising part quality and precision. AR500 | AR500F Steel Plate. The A36 steel plate specification, on the other hand, does not cover multiple grades. It's near the upper limit of machinability with HSS tooling, and even coated carbide has a shortened life span. It features good abrasion resistance and is. USA Quality Runser Custom Machining Thumb: This thumb is composed of two ¾” thick AR400 steel tines. No big surprise about machinability, as AR400 has minimum hardness of 400 BHn, or about 42 HRc. Steel Weight Calculator. AR400 Steel ¾” Thumb tines, made in the USA. I am rather conservative with my radial engagement and would start around . Log in. Grades A and B both have good material machinability. 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. Machining. AR400F exhibits an optimal combination of hardness, abrasion resistance, formability, and weldability. A quenched & tempered, through-hardened, abrasion-resistant grade of steel plate. AR400 is a much stronger and harder steel than A36 steel. Removal of the chrome plate and the induction hardened layer will necessitate the use of somewhat unique tooling. 4000-10000ft-lbs = ⅝” AR500. Published On - preschool graduation cake. Problem #1: I need to attach titanium to high carbon steel jaws (no further information on the composition). AR400 steel plate has a lot of impurities and high carbon content. # 7394Norman Machine Tool, Ltd. I have a 4. Different types of elements contained in steel give it unique properties. So what have we learned?? Use A36 for general steel fabrication, 4140 for machining, T1, AR400, AR450, Hardox 400, and Hardox 450 for screens. These thumbs are made to last. Machining AR400 steel plate. AR450 is not recommended for machining, but is formable. AR450 steel is a high-carbon steel alloy that has a surface hardness between 400-477 BHN. AR steels are a great choice to build a gate, valve or diverter if you deal with high. The 1/2-13 holes will be for securing the pins. I am rather conservative with my radial engagement and would start around . Another difference is that AR400 can be machined whereas AR450 is not recommended for machining. These straps are 15-1/2" long. The production cost of AR400 Wear resistant steel plate is relatively high, which is much higher than that of simple low carbon steel such as A36 or 1018. Drilling, countersinking, counterboring, tapping, milling, and general machining can be done with conventional equipment and carbide tools. TV . glass, coke, coal, wood chips, bottom ash, rice, and stone) can cause premature wear. JIS standard carbon steel from Henan Bebon Iron & Steel Co. While not a great candidate for forming and machining, AR400 plate is suitable for welding. ContinuedHowever, this grade steel is not recommended for machining. 4140 steel is a low alloy steel plate. ASC2250® LDX vs 300 Series vs 400 Series Stainless;Hello Unregistered PLEASE NOTE: Recently Renovete Forum closed down. Grade 316 stainless steel can resist temperatures up to 1600 degrees Fahrenheit. The number in the material name (e. 111. Some typical industries are mining, material handling equipment, and aggregate. It’s often referred to as Hadfield steel, or Hadfield grade, as Sir Robert Hadfield discovered it in. A. The second reason for the cracking of AR400 wear resistant steel plate is to check whether it is re refined after waste recycling. The nickel and molybdenum content gives AR400 carbon steel the ability to resist wear better than all other carbon steel. Our tines will hold up too many years of wear and tear. Request a Quote. This product is intended for applications where a good combination of abrasion resistance, formability, and weldability is desired. The first method I tried was to just carpet tape the part to a fixture, then machine the part. This has to do with the fact that while with other grades, their chemical. The fourth mandate of dry machining is the need for a soft, non-stick coating. The Ar400 Plate is not a good candidate for machining due to high hardness, however it has a high weldability. been asked many times if it's possible for someone to drill a hole in their AR500 steel targets and I've always had to. Now answer the question. Many fabricators only use A36 Steel, which will wear down quickly. Wearalloy 400 and 450 can be cold formed in a press brake or rolls. AR400 Steel Plate AR400 Steel Plate – Hardness 360-444 Brinell. 4140 steel welding, 4140 steel machining, 4150 steel properties, 316 stainless properties, ar400 properties, ar500 properties. Tools must have a lubrication coat (possibly on top of a hard coat) to reduce the problem of built-up edge. 040") deep, see the attached screen shot showing completed part. Category overview ; List of all discussion forums ; The 100 latest forum topics ; IndustryArena. Sounds like you're going to do this on an ongoing basis, and if so, you oughta think about getting yourself a radial drill. With 120 +/- degrees of thumb rotation, for maximum use. The J&H HD Hammer Mill utilizes a rotor that is equipped with AR400 hammer flails that increase crushing surface area. With Machining Advisor Pro I’ve become much more efficient at programming. The AR400 wear-resistant steel plate on the market is divided into thin and thick plate. Paid Time Off. AR400 Steel Physical Properties. Rhino-Tuf EZ is an abrasion resistant, “thru-hardened”, AR400 wear plate. 5425 N Whitaker Road. Grade 304 stainless steel is weak compared. Machining a 5" tall edge. As the carbon content grows between 0. 3377 IN-57, Petersburg, IN 47567(812) 354-8899. coondog Plastic. 0625" wide by half inch deep. 00. AR400 abrasion resistant steel plate is also used to fabricate the supporting or reinforcing plate, the. Warren, MI Custom Manufacturer* $1 - 4. While some of this is a bit on the nose, there are other considerations you should. APPLICATIONS AR400 plate are used in applications where abrasive materials such as grains, coal, ore, cement, gravel, light aggregate, and earth are being handled. The AR400 wear-resistant steel plate on the market is divided into thin and thick plate. Burning AR400 4-5/8” plate with added stock for machining. Now answer the question. It has a solid reputation as a highly versatile, abrasion-resistant steel that also has structural properties. Each of these grades have slightly different chemical compositions and mechanical properties. The Brinell Hardness number differentiates the abrasion resistant steel grades. While grade 304 stainless steel is fine for most other applications, type 304 stainless steel is cheaper and easier to fabricate. The AR400 steel is Abrasion Resistant (AR) steel with a Brinell hardness of 400. Troicoidal, adaptive, profit milling, high speed machining or whatever you want to call it is your friend here. 5 mm) thick plate, and at least 110 ksi (758. 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. 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 . Hi folks, today I'm attempting to machine up a lid as part of a job we're trying really hard to get. AR500 | AR500F Steel Plate. AR400, or AR400F steel, is a high-carbon. need a little help feeds/speeds in ar400. 4th axis action! #cncmilling #4thaxis #cnc #milling #hurco #hurcovm20i #manufacturing #cncporn #cncmachinist #machinist #tillverkning #fräsning. We employ the latest in multi-axis CNC machining equipment, teamed with highly trained and experienced machinists. Frequently Asked Questions. It is common for 4140 alloy steel to be supplied in either the annealed (soft) condition, or Quench & Tempered (Q & T), the hardened condition. ASTM A572-50 High strength-low alloy steel, also known as EX-TEN 50. 75 thru tapped holes. For technical drawings and 3-D models, click on a part number. ASTM A514 (T1) isn't the worst material in the world, that distinction goes to AR500 :eek: We use tons of T1, much of it needing some ops in the machine shop. 96” x 480”. While not a good candidate for forming and machining, AR400 plate is suitable for welding. To predict the material’s behavior accurately during bending, especially at the press brake, you need to accommodate for the grain direction. Service Temperature is 400°F. Website. It exhibits 3 (x) yielding strength and 2 (x) tensile strength. It's used to fabricate a wide variety of machine parts. Meanwhile AR500 / AR500F is not formable, but shows good machinability. 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. Joined Mar 19, 2012 Location Southern Wisconsin. Understanding its characteristics will make it easier for you to determine if it's the right type of metal for your specific project. 50Forum - The expert community . 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. Used when in contact with machinery or construction; rocks, sand, coal, minerals, scrap metal, etc. e. 5. Impact-Resistant A516 Carbon Steel. 00 - $1,100. Material: Steel, Other. I'm using an older Hurco KMB-1 that's in. Rothe Welding, Inc. High Strength Steels. A quenched & tempered, through-hardened, abrasion-resistant grade of true mill bar. Every unfinished part needs machining to produce a finished product by cutting away some material. i have always found that if you pre heat and let it cool naturally and then drill it takes all the trouble out of the machining process. 250 thick. AR400 – 155,000 psi Typical Yield Strength (No ASTM exists) Thru . AR400 Steel Uses. Contact Supplier. #3. It's on an already built unit so I can't substitute another steel. Here CNCLATHING. Tensalloy™ AR400 Steel Plate is an Abrasion Resistant Steel Plate that offers outstanding wear and impact resistance. AR500 | AR500F Steel Plate. New member and CNC newb here. The chrome plate is a minimum of . CNC MACHINING CENTRES; CNC "do-it-yourself" Bridgeport / Hardinge Mills; Benchtop Machines. It has fair to good machinability. 005-. I have some 5/8" solid carbide endmills that i would like to try a trochodial tool path with, basically just for practice and to test this kind of tool path. AR400 plate is resistant to corrosion from atmospheric conditions and protects well against impact I usually work with 1" and above, and use mist. Even in operations that use dry machining versus wet machining, you’ll want to have at least some coolant on hand. AR400 is formable, to some extent. High Speed – Depth of Cut . Level III contractor for R. 001 in. ASTM A830-1045; C1020; Alloy Quenched & Tempered (Q&T) Steel Plate. Wear-Resistant AR400 Carbon Steel. and 250 BHN O. Anyone know about how much a Gerber AR400 weighs? Thanks, Mike Similar Threads: North America HELP! Anybody have a Gerber Advantage 400 (AR400) CNC router? need a little help feeds/speeds in ar400. Dec 2007. Not by a long shot! It's taking more like 75 seconds to punch through and start the cut. I'd be curious to see how many holes you can get with that drill. Grades of Plate include: A36, Grade 50, A572, AR400, AR500, A514, XF100, and Hardox® 450. AR400. RiskyDave117. CF Metals premium grade of these products are 360 and 400. If you’re in the firm and durable steel market, it’s hard to go wrong with AR400 steel. This material is characterized by a smooth, dark scale finish with a hardened surface. Special machining processes are needed to prevent work hardening and chipping during manufacturing. MTM offers great benefits to full time employees including: Medical, dental, and vision plans. AR400 Steel Mechanical Properties. WINCO-TUF 50 is the cost-effective choice for parts subjected to extremely high levels of wear. Onyett Fabricators provides fabrication and fieldservices, welding, and other structural metalwork for the coal, aggregate, and construction industries. (Sorry for the dirty window) comments sorted by Best Top New Controversial Q&A Add a Comment AR500 bucket cutting edge. Machining 2mm alu plate Hi folks, today I'm attempting to machine up a lid as part of a job we're trying really hard to get. replacement product that is ready for immediate installation to minimize downtime and increase productivity. I drilled a 1/4" pilot, and then drilled to 1-1/8" with a 118 deg 1/2" shank S&D bit. I have milled alot of. Easily weldable with an E7018 rod. Secondly when the bullet hits steel it flexes eventually breaking the weld. AR400 plate is resistant to corrosion from atmospheric conditions and protects well against impact abrasion. The addition of chromium to AR400 makes it more corrosion resistant as well, making it well suited for outdoor applications where weathering is a concern. 5 diameter rule of thumb derives from punched holes. 9 Mil 1951 10-49. Welding. RHINO-TUF® EZ – [AR400 Abrasion Resistant, Alloy Wear Plate] This is an abrasion resistant, “thru-hardened”, alloy plate (AR400) product. General manufacturing discussions. In carbon steel, the carbon content is King. A514/T-1 plate is available in eight. Simply put, machining coolants are at the heart of any machine shop and they’re just as important to the work as the hardware and raw materials. The versatile plates have outstanding mechanical properties that are constant across different conditions. Guhring produces such a surface treating, called Movic. During the cut the chemical process jsut seems to stop at random and to complete the peice i have to preheat where it stopped and continue from there but this ruins the edge of the peice because i cant use a. The biggest problem with drilling is that you need to apply quite a bit of feed pressure. Además de los beneficios de resistencia a la abrasión, el AR400 ha aumentado la resistencia al. Note that excessive preheat may anneal the base material. Cutting and machining Tensamang™ steel are not automatic. In the past the method has been to anneal the drill location, which works. steel. When compared with AR400 steel, AR500’s increased surface hardness allows it to outperform in certain high-abrasion applications. It is heat treatable. AR400 is not an ASTM spec and the material composition varies greatly between manufacturers. I have a 4. It can be cut with plasma, oxy-Acetylene, laser, and water jet as well as with abrasive cut-off saws, thereby eliminating the need to acquire costly new cutting tools. Our main products are impact resistance 11-14% Manganese steel plate/bar, wear resistance Plate AR400, AR450, AR500, Military Armor 12560/46100 and A514 (T1 steel), A572. A quenched & tempered, high-strength, weldable steel plate utilized in structural applications. Grade 304 stainless steel is weak compared to 316. Both AR360 and AR400 have a minimum brinell of 360. AR500F exhibits an optimal combination of hardness, abrasion resistance, formability, and weldability. Maximum SFM .