Many fabricators only use A36 Steel, which will wear down quickly. Joined Aug 17, 2009. GlobalSpec Products Directory - Letter M, Page 5 Browse by first letter: A B C D E F G H I J K L M N O P Q R S T U V W X Y Z 0-9내마모강 (AR400,AR500) 2018. The tensile strength of A514 alloy steel is specified as at least 100 ksi (689 MPa) up to a 2. 5" wide x 20" long 1" thick AR-400 plates that need a centered slot cut completely through them 3. Dec 2007. It is old and not supported by Gerber. . AR400 / 400F; AR450 / 450F; AR500 / 500F; AR600; Heavy Steel Plate. Email Project Specification: sales@ameralloy. This plate product is intended for use in applications where a good balance of formability, weldability,. I'd be curious to see how many holes you can get with that drill. Each of these grades have slightly different chemical compositions and mechanical properties. He'd be way ahead to just buy annealed medium carbon plate, do whatever machining etc is. Ideal for horizontal machining centers or multiple pallet machining centers. Welding Rusty, Dirty Steel. Theres nothing cheap about machining anything north of 40HRC. Used when in contact with machinery or construction; rocks, sand, coal, minerals, scrap metal, etc. 321. Find useful information, the address and the phone number of the local business you are. That nullifies the properties or AR steel. 29Using Machining Advisor Pro is a no brainer, it’s a standard. AR500 | AR500F Steel Plate. Learn More . These thumbs are made to last. Typical hardness of AR400 ranges from 360-444 BHN, which is slightly lower than AR450. Wearalloy 400 and 450 can be cold formed in a press brake or rolls. Like other wear-resistant steels, it does not have a defined chemical composition, but rather a grade based on hardness. Both are quenched & tempered products. I don't do much machining on anything but aluminum, delrin, and the occasional mild steel or brass so I'm not too up on hard machining. In carbon steel, the carbon content is King. Why is Hydrogen a Concern in Welding? Welding Precautions for T-1 Steels. E. New and popular video trendsShandong Rizhaoxin Metal Products Co. 001 in. They are for a quick attach bucket for a loader. 6107 E-MAIL:. Mirro-Krome 60® (I. A514 AR400 abrasion resistant steel plate is a good candidate for some processing techniques. If you’re in the firm and durable steel market, it’s hard to go wrong with AR400 steel. Mir50® Machining Guidelines; Close; ASC2250® LDX. The main features of HSM are as following: High metal removal rate ( MRR) & Minimize machining time. SAE J2340 is dent resistant, high strength automotive sheet steel that can be formed, welded, assembled, and painted in automotive manufacturing processes. 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. AR400 Steel Plate AR400 Steel Plate – Hardness 360-444 Brinell. , Ltd. 36 Material Group Material Specs. Intended for moderate wear applications, common uses. The main features of HSM are as following: High metal removal rate ( MRR) & Minimize machining time. With 120 +/- degrees of thumb rotation, for maximum use. has the knowledge, resources and equipment to completely support all types of machining services. 001 fpt, kennametal harvi 4 flute . It looks like metal slats sticking out, and they are skip welded with (probably 7018). You can use carbide tools with conventional equipment to do stuff like general machining, milling, tapping, counterboring, countersinking, and drilling. 2-0. General manufacturing discussions. Service Temperature is 400°F. 111. Please use the form below to contact us and we will get back with you as soon as possible. It's near the upper limit of machinability with HSS tooling, and even coated carbide has a shortened life span. Axalta is offering a five-year warranty. I've had the best success using Relton Carbide tip drills for hard metals. The natural presence of manganese in the iron ore used by the Spartans is believed to be why their steel weapons were superior to those of their enemies – USGS. Experience with different material types and machining processes. Even in operations that use dry machining versus wet machining, you’ll want to have at least some coolant on hand. Heat Treatment. The main differences are hardness and strength, achieved through varying levels of carbon and manganese. Machining. 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. Ar400 Wear Plate is designed with a minimum tensile strength of 1318mpa with a minimum yield strength of 1187mpa. As with other abrasion resistant steels, it does not have a defined chemistry, but rather, grade is determined based on. It is a high strength micro-alloyed, free machining carbon steel with a typical hardness of 260 BHN and typical tensile strength of 133,000 PSI. Associated Steel Corporation is capable of providing a complete O. Thread starter coondog; Start date Aug 18, 2009; Replies 22 Views 32,334 Prev. But I'd call tech support if you can't find the equivalent on their website for the right drill for that mat'l. AR400 plate is resistant to corrosion from atmospheric conditions and protects well against impact abrasion. AR400 plate is resistant to corrosion from atmospheric conditions and protects well against impact I usually work with 1" and above, and use mist. 15% and below creates ductile steel with unbreakable chips. CITIZEN Machines; Colchester Tornado lathes; CNC "do-it-yourself". Drilling machining AR400 hot rolled steel plate AR400 wear resistant steel 4x8 sheet price $600. 004inch/revolution 3/4” Diameter Speed 70 fpm Feed . Disclaimer: I haven't done AR500, just AR400. Baltic Birch Plywood. Providing. 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. For example, it will resist fatty acids at high temperatures as well as sulfuric acid. Problem #2: I am planning on machining an AR400 axe blade on the outside of one of the bolt cutter blades. It does not exhibit hard and/or soft. Cutting and machining Tensamang™ steel are not automatic. AR400 Steel ¾” Thumb tines, made in the USA. For the thicknesses given, the AR400 should have a minimum preheat of 250 degrees F and the A514 a minimum of 125 degrees F. Thick AR400 plates are harder, and more force is required when cutting. 0625" cut. These thumbs are made to last. This video from my CNC Chef series for Cutting Tool Engineering Magazine gives a quick What is High Speed. . A514/T-1 plate is available in eight. Hardox ® 450 has been state-of-the-art in wear steel for a long time, and it will stick around. AR-235 provides abrasion resistance through careful control of chemical composition, without heat treatment. Apex EZ Sander 37" Single Head Wide Belt Sander, EZ3760MInv. Custom sizes available. Typical hardness range is 385/425 BHN. So what have we learned?? Use A36 for general steel fabrication, 4140 for machining, T1, AR400, AR450, Hardox 400, and Hardox 450 for screens. com. Forum - The expert community . ASC2250® LDX vs 300 Series vs 400 Series Stainless;NITRONIC® 30 is an excellent grade to replace AR400 as an abrasion steel, abrasion corrosion resistant, abrasion stainless. Feed Control (Milling) – Customize how the Feeds and Speeds Calculator fine-tunes the Chip Load and Table Feed. 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. Indeed, steel’s abrasion resistance makes it very hard. AR400 can be used as a basic component or as a liner in all types of material handling equipment. AR400, or AR400F steel, is a high-carbon. Up to . Tap or Call: +1 (800) 237-0113. HEIDENHAIN Forum - HEIDENHAIN develops and manufactures linear encoders, angle encoder, rotary encoders, and CNC controls for rigorous positioning tasks. Understanding its characteristics will make it easier for you to determine if it's the right type of metal for your specific project. USA Quality Runser Custom Machining Thumb: This thumb is composed of two ¾” thick AR400 steel tines. One of our most popular products is stainless angles. Category overview ; List of all discussion forums ; The 100 latest forum topics ; IndustryArena. 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 . ASC2250® LDX vs 300 Series vs 400 Series Stainless;AR400, AR450, AR500, AR550 and AR600 Wear Resistant Steel Plate $450. The typical Brinell Hardness range is 360-444 BHN. 050″ deep with a minimum hardness of HRc 50. Increased production levels at higher feeds and speeds. Menu. ASC2250® LDX vs 300 Series vs 400 Series Stainless;The nickel and molybdenum content gives AR400 carbon steel the ability to resist wear better than all other carbon steel. In carbon steel, the carbon content is King. Our laser cutting machines use both fiber lasers and CO2 lasers and can cut through up to 4 inches of metal material. need a little help feeds/speeds in ar400. ) Hot Roll; Kromite® CD (4140 mod) Cold Drawn;High-speed machining refers to high feed rates and spindle speed for removing material without compromising part quality and precision. C. A514 AR200 abrasion resistant steel plate is a good candidate for some processing techniques. General Info About A656. AR400 is “thru-hardened”, abrasion resistant, alloy wear plate. ASC2250® LDX vs 300 Series vs 400 Series Stainless;AR400 plate - Blacksmithing, General Discussion - I Forge IronVM8T6KywXdWB. 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. Abrasive Resistant plate (AR225, AR360, AR400 and AR500 Brinell) SERVICES Steel Plate Processing Laser Cutting Plate Cutting CNC Machining Steel Fabrication Plasma Cutting Forming Tube Processing. Here CNCLATHING. Kromite® #3 (4140/4150 mod. CNC Machining Centres; CNC Swiss Screw Machines. 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. 9 Mil 1951 10-49. What is the best material to use in manufacturing wood grinder screens?The coating offers high surface lubricity, reduces friction, and increases chip flow. Dresden, Tn. DIN17100 RSt372 steel plates have extensive application in construction of. 662. Machining. May not sound much but the effect on wear life is impressive. Hi folks, today I'm attempting to machine up a lid as part of a job we're trying really hard to get. AR400 Steel Physical Properties. Uses for this plate include material handling equipment for mining. Service Temperature is 400°F. 001-. 0 piece. Uncoated C23 & C23J 123 156 310 323 & 323F 356 Aluminum 2024, 6061, 7075 etc. It has fair to good machinability. Much cheaper. greenworks trimmer part no 341131453. More Info. Jan 19, 2012. It has a lower hardness of 360 – 444 BHN. The biggest problem with drilling is that you need to apply quite a bit of feed. 0005″ thick with a hardness of approximately HRc 70. High productivity & Low cost. ASC2250® LDX vs 300 Series vs 400 Series Stainless;O1 tool steel is an oil hardening, cold work general purpose steel with easy machining properties and low hardening temperatures compared to other grades. AR400 is designed for wear and abrasion applications. 5 inch (63. , Ltd. , Ltd. 75" can be cold bent to minimum inside bend radius of 3t (where t is the plate. AR400F abrasion-resistant plate is used in. Welding. A514 steel is available in a variety of chemistries: B, E, F, H, Q, and S. Mir50® Machining Guidelines; Close; ASC2250® LDX. P. Saginaw, AL 35137Rhino-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. Using the conventional welding practices, like SMAW, SAW, and GMAW, MIL-A-46100 armor plate can be welded. 101. WINCO-TUF 50 is the cost-effective choice for parts subjected to extremely high levels of wear. Get a quote today! AR400F is a through-hardened, abrasion-resistant plate with a nominal hardness of 400 HBW. You can find hardness levels for AR400, AR450, and AR500 on their respective pages. C. 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 . The lid is made from 2mm (. 1" × . Kromite® #3 (4140/4150 mod. AR500, or AR500F steel, is a high-carbon. 5 inch drill for drilling ar400, please help find; Need Help!-Machining AR400 steel plate; Gerber. Sounds like you're going to do this on an ongoing basis, and if so, you oughta think about getting yourself a radial drill. The 1. 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. 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. ) Wear Pipe;. 15-0. You can cut AR500 steel using a plasma cutter and a properly tuned table. I have a customer who is wanting me to drill and tap some 1/2-13 holes in some AR 400. AR400 and AR360 are quenched & tempered through hardened wear resistant grades of abrasion resistant steel plate used for high impact and abrasion. We are an industry leader of value-added services supporting a vast customer base of end use markets. A & S Fabricating CO. Recommended for: liners for mining and material handling equipment like dump trucks, material transfer chutes, storage bins, buckets, and hopper. These thumbs are made to last. Select the appropriate drill bit for the job. Burning AR400 4-5/8” plate with added stock for machining. AR500 Targets. We have No Minimum Orders, We Cut to Size. Set the amperage to 65 or 85 keeping the speed to 45 or 25 inches per minute respectively. C. values of hardness are compiled and shown in Table 2. Generally, when talking about conventional vs climb milling, people often assume that climb milling is better because it has minimal load, offers a better surface finish, and ensures that the tool lasts for a long time. 0625" wide by half inch deep. Meanwhile AR500 / AR500F is not. . Machining Algoma heat-treated plate is easy to machine when using the proper cutting tools, speeds and feed rates. Use high speed tools. Just engage the power feed and watch it work. As a rule, the harder the material, the more resistant it will be to abrasive wear. 150” Speed 260 brazed, 330 throw-away Feed . Stay updated with our newsletter!The steel is inside Earth's magnetic field. Welding AR400 steel also requires some expertise, as the steel is prone to cracking and warping if not soldered. 4-1%, the machinability rate gradually decreases. 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. Not by a long shot! It's taking more like 75 seconds to punch through and start the cut. Truck bed and bucket liners are major applications, as well as chutes and gates. sfm 200, . Quantity of paper is in the millions so durability is a must. We produce and export GB/T 24186 NM450 Abrasion resistant steel plate,GB/T 24186 NM450 Wear resistant steel plate, GB/T 24186 NM 450 Cutting steel plate, NM 450 machined parts. I've used one to drill a bunch of 1 1/2" holes in 2 1/2" AR400. Home; Blog; Let’s TalkSSAB Tech Support has a high local presence worldwide and can visit customers at short notice to solve acute problems or to initiate longer term co-development projects. Compared to AR400, the AR450 steel plate offers more hardness without sacrificing formability and ductility. But im having problems with T100 and AR400 steel plate for . Mechanical Properties:AR400 Flat Bars; ASTM A514; ASTM A829 AISI 4130/AISI 4140; Marine & Offshore Steel Plate. vintage harley-davidson cowboy boots conspicuity tape requirements trailers ar400 steel properties. General Info About AR400 / AR400F. ) Hot Roll; Kromite® CD (4140 mod) Cold Drawn;For example, it will resist fatty acids at high temperatures as well as sulfuric acid. 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. The nickel and molybdenum content gives AR400 carbon steel the ability to resist wear better than all other carbon steel. We produce and export GB/T 24186 NM450 Abrasion resistant steel plate,GB/T 24186 NM450 Wear resistant steel plate, GB/T 24186 NM 450 Cutting steel plate, NM 450 machined parts. When compared with AR400 steel, AR500’s increased surface hardness allows it to outperform in certain high-abrasion applications. The AR400 steel plate is often used in applications where abrasion-resistant, formability, and weldability are required. While some of this is a bit on the nose, there are other considerations you should. TV . The high-carbon alloy steel grades are determined on the hardness of the steel. Share: Facebook Twitter Reddit Pinterest. RHINO-TUF® EZ – [AR400 Abrasion Resistant, Alloy Wear Plate] This is an abrasion resistant, “thru-hardened”, alloy plate (AR400) product. While all of these grades have slightly different chemical properties, the mechanical properties remain the same for all. All I had. 00 - $5. Therefore, AR400 will have a lower hardness than AR450. What is the difference between AR200 and AR400? AR200 and AR400 are both Abrasion Resistant steel plates. However, AR400 or AR400F has better weldability than AR450 or AR450F. 9300. Machining. Abrasion resistant steel is created by quenching and. 6107 E-MAIL:. 5" wide x 20" long 1" thick AR-400 plates that need a centered slot cut completely through them 3. 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. 16:14. Zr-0. 1707 Highway 31 S. Hankev is an industry leader in depth, breadth, and availability, serving over 1000 customers worldwide. 9300. We specialize in CNC and manual. Properties of AR400 Steel Plate. The second reason for the cracking of AR400 wear resistant steel plate is to check whether it is re refined after waste recycling. Welding A588 Steels. 001 fpt, kennametal harvi 4 flute . 0625" wide by half inch deep. Whereas 400 can be between 360 and 440 Brinell, 500 is between 477 and 550. 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. Mir50® Machining Guidelines; Close; ASC2250® LDX. Bending the sheet metal longitudinally (with the grain) allows those grains to separate at the grain boundaries. The typical Brinell Hardness range is 470-530. This wear plate offers excellent service for applications where formability, toughness, weldability and abrasion resistance are required. We have warehouses in IL/CA/IN/OK/OH with large on-hand inventory. 06-10-2010, 01:11 PM. It withstands wear and tear, and has good corrosion resistance. 5 inch ar400 and only sharpen in last couple hundred, an regular drill bit only lasts like 6 holes, Quick Navigation General MetalWork Discussion Top. The addition of carbon gives TiCN 33 percent higher hardness and. Warren, MI Custom Manufacturer* $1 - 4. What is the best material to use in manufacturing wood grinder screens? The answer depends on the size of your wood grinder and the material you run through it. • Speed equals 80 surface feet per minute in 100 Brinell hardness material and the speed should be reduced 10 surface feet per minute for each additional 50 points Brinell hardness. While not a good candidate for forming and machining, AR400 plate is appropriate for welding. I drilled a 1/4" pilot, and then drilled to 1-1/8" with a 118 deg 1/2" shank S&D bit. 090 with a wedge shaped step . need a little help feeds/speeds in ar400. Now answer the question. Troicoidal, adaptive, profit milling, high speed machining or whatever you want to call it is your friend here. It offers a wide array of benefits to be used in many industries. I am rather conservative with my radial engagement and would start around . Oxy-fuel cutting, metal, cold. [2] This allows mangalloy to retain its toughness . I'm using 250 preheat . AR450 steel is a high-carbon steel alloy that has a surface hardness between 400-477 BHN. This material is characterized by a smooth, dark scale finish with a hardened surface. It features good abrasion resistance and is. AR400 is a much stronger and harder steel than A36 steel. 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. Wear Resistance = Great. machining, welding and polishing. Certificates with a traceable lot number are available for these. Details. Note that excessive preheat may anneal the base material. DIN17100 RSt372 steel plates have extensive application in construction of. Zr-0. Chapel Steel's premium grade of these products are Chapalloy 360 and Chapalloy 400. need a little help feeds/speeds in ar400. 3 and 4-axis precision CNC machining services for castings, weldments, steel, stainless steel, aluminum, brass, bronze, copper, and alloy steels. No way to get the hole to spec, even with high def. The 1/2-13 holes will be for securing the pins. Locate and compare Machine Shops in Victoria BC, Yellow Pages Local Listings. 36 Material Group Material Specs. AR500 | AR500F Steel Plate. # 7394Norman Machine Tool, Ltd. AR400, or AR400F steel, is a high-carbon. Carbide – Depth of Cut . It has a minimum hardness stage of four hundred at the Brinell scale. life and disability insurance. Rhino-Tuf EZ is different from commercial grade wear plates. Supplier and product research . AR400 Steel Mechanical Properties. Aug 2, 2023. Available in thicknesses of 3/16" to 4". We used tons of AR400 at work, with a little AR500 thrown in. Hardox® is hard through and through, from the surface deep down to its core, giving you extended service life and high productivity in the most challenging environments. With over 40 years of experience, we have developed trademark specialty grades of heat-treated steels and other materials for industries such as automotive, defense, mining, power generation, agriculture, oil and gas, transportation, and. With Machining Advisor Pro I’ve become much more efficient at programming. Contact. Alloy Steels. Our capabilities include the latest version of AUTOCAD and Blue Print services. 1-800-394-4399Cobalt Steel Ball End Mills with Two Milling Ends. AR400 Steel Corrosion Resistance. BENEFITS. [Shandong,China] Business Type:Manufacturer , Trade Company. machining 96 inch long ar400 steel wear strips. AR400 is made for improved formability with low levels of carbon and sulphur for inclusion shape control. AR450 steel is a high-carbon steel alloy that has a surface hardness between 400-477 BHN. It features good abrasion resistance and is. Tools must have a lubrication coat (possibly on top of a hard coat) to reduce the problem of built-up edge. Maximum SFM . 4. 2-0. machining 96 inch long ar400 steel wear strips. AR400 is a commonly used abrasion-resistant steel thanks to its moderate hardness and versatility. Therefore, AR400 will have a lower hardness than AR450. AR400 is a much stronger and harder steel than A36 steel. We employ the latest in multi-axis CNC machining equipment, teamed with highly trained and experienced machinists. AR400 is a very hard abrasion resistant steel used for rock truck beds and other high wear items. Search High Quality ASTM/ASME carbon steel Manufacturing and Exporting supplier on Alibaba. This high-strength, quench and tempered alloy steel is perfect for heavy vehicle parts, construction and repairs. Abrasion and Wear Resistant Steels offer enhanced wear resistance properties to improve the performance and longevity of your equipment. Capable of machining parts up to 42 in. AR360 / AR400. Overview. Dresden, Tn. While grade 304 stainless steel is fine for most other applications, type 304 stainless steel is cheaper and easier to fabricate. Mirraloy FM is a modified 1144 steel. This product is designed for applications that demand both wear resistance and impact toughness. You have the below options to control how the chip load is calculated. The AR400 steel plate is often used in applications where abrasion-resistant, formability, and weldability are required. 00 - $742. Joined Mar 19, 2012 Location Southern Wisconsin. Welding Tensalloy™ has excellent weldability and can be welded with. Our tines will hold up too many years of wear and tear. 0625" wide by half inch deep. This has to do with the fact that while with other grades, their chemical. Another difference is that AR400 can be machined whereas AR450 is not recommended for machining. AR steel plate like wear plate 450 and wear plate 500, is excellent for applications in which abrasion resistance, formability, weldability is a. Min Order: 1. I'm using an older Hurco KMB-1 that's in. Applications include truck & trailer frames, heavy construction equipment, and crane booms. 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. plate are abrasion resistant (AR) quenched and tempered alloy steels. com. Machining. Mirro-Krome 60 has an induction hardened layer that is a minimum of . Xometry offers instant quotes on metal laser. 015/. Hardox® is hard through and through, from the surface deep down to its core, giving you extended service life and high productivity in the most challenging environments. #1. Abrasive Machining; Replies 1 Views 290. These straps are 15-1/2" long. The hardened condition is used where added strength or resistance to wear is desired. The Ar400 Steel Plate offers a good bending capability and shows enhanced resistance to impact abrasion. In lower Hardox grades (up to 500), the hardness is combined with a great toughness, which ensures. Problem #1: I need to attach titanium to high carbon steel jaws (no further information on the composition). Physical Properties. W. 040") deep, see the attached screen shot showing completed part. It has a lower hardness of 360 – 444 BHN. CNC Machining; 2 3. Machining AR400 steel plate; Weight of Gerber AR400? 09-30-2006, 11:27 PM #2. At sub-zero temperature, the Monel K-500 shows excellent mechanical. It is a high-carbon alloy steel that is perfect for applications that require high wear resistance. I'm needing to machine several stepped pockets in some AR400 steel plate. CNC & Manual Custom Machining by Altech Machining in Victoria. First it causes a reheat and improper heat treatment of heat treated steel.