Hardox ® 600 has a nominal hardness of 600 HBW and a uniquely high toughness for such a hard steel. I still have a hot rolled steel plate 5/8" thick I am still meaning to countersink for 3/8" flatheads. AR400; AR450; AR500; Manganese Steel; AR250; A514; Chocky Bars; 4150 Steel Bar; Scrap & Recycling. Up to . Such characteristics make it suitable for a wide range of uses. Iron (Fe) is the basic element that appears in almost all hardfacing products: it is referred to as steel when it is combined with small amounts of carbon. 1018. Our tines will hold up too many years of wear and tear. AR400 hardness: 360 minimum / 400 nominal. First, the plate is heated to a high temperature – between 1,000 and 1,300 degrees – then rapidly cooled. In addition, the relatively low cost and weldability make A36 a popular choice for structural purposes. A514 GR Q Specification: Thickness: 1mm to 500mm; Width: 1500mm to 3500mm: Length: 3000mm to 27000mm. hardened surfaces, Ultima 601 becomes the ideal abrasion resistant product that can handle the rigors of extreme maintenance problems. Ar400 steel has good corrosion resistance and can withstand sliding and impact wear. The AR400 can be cut to near finish size on a water jet. An illustration of the appearance of AR400 steel. 75″ can be cold bent to minimum inside bend radius of 1. It’s often used to make equipment and parts subject to frequent wear and tear, such as bulldozer blades. 4140 steel properties. 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. The typical Brinell Hardness range is 470-530. Machining AR400 steel plate. Finding Machinability for an Unknown Material. Technical Data Kromite® #3 and Mirraloy® TGP Machining Guidelines GENERAL MACHINING GUIDELINES. Our products cover a wide range of applications including the construction industry, shipbuilding industry, pressure vessels and boilers, oil and gas, bridge construction, offshore platforms, stamping and cold forming, automobile. Build a Quote for A514 Steel Plate. Hardox ® 450 has been state-of-the-art in wear steel for a long time, and it will stick around. Wear-Resistant AR400 Carbon Steel The nickel and molybdenum content gives AR400 carbon steel the ability to. A514 T1 steel plate is a good candidate for some processing techniques, including welding. Hardox ® 450 has a solid reputation as a highly versatile, abrasion-resistant steel that also has structural properties. 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. Alloy & Abrasion Resistant Steel Plate. But im having problems with T100 and AR400 steel plate for . MIL-A-12560 high strength armor plate is specified by the Material Technology Laboratory, Department of the Army, and is available to all departments and agencies of the Department of Defense (DOD). Whereas 400 can be between 360 and 440 Brinell, 500 is between 477 and 550. AR400 Steel Uses. 96” x 480”. Branches featuring AR400 | AR400F Steel Plate products. 07 0. MACHINING Drilling, countersinking, counterboring, tapping, milling, and general machining is performed. 3% brings the best machinability rate. US $ 680 / Ton. View in full-text. 3% brings the best machinability rate. Tap. Other types of steel plate offer benefits for structure and construction applications, resistance to abrasion, and the ability to withstand high temperatures and pressures. 5 yrs CN Supplier . Stronger than low-carbon steel with equally good machinability, 1045 carbon steel is widely used for. It is a hard, tough, wear-resistant steel which is ductile enough to permit certain machining. At Lange Grinding, we have worked with steel meels for decades,. As the carbon content grows between 0. Hardox ® 600 has a nominal hardness of 600 HBW and a uniquely high toughness for such a hard steel. For fast service and competitive prices, Contact us to get a free estimate at the location nearest you. AISI 4330 alloy steel has good machinability features in the annealed, tempered and normalized. 5″) Ability to “Work Harden” from 470 BHN to 560 BHN. Kotlyn, Inc. 5 mm) thick plate, and at least 110 ksi (758. Re: ar400 steel 400? Dunno, for rifle, I guess it would be OK at longer ranges. Oct 21, 2021 #8 52 Ford said: Heres something talking about welding AR400. The main differences are hardness and strength, achieved through varying levels of carbon and manganese. 375”-2. ContinuedRhino-Tuf EZ is an abrasion resistant, “thru-hardened”, AR400 wear plate. I usually work with 1" and above, and use mist. Good formability and weldability are also characteristic. In addition to its general characteristics of being formable, while maintaining good abrasion resistance, AR400 steel also has the following. 9300. Discover our steel range. Allows fabrication including bending, as well as welding. Chapel Steel is one of the nation’s largest distributors of carbon, high strength, abrasion resistant and specialty grades of steel plate for various applications. We will be using a Bridgeport mill to drill 8 holes, 23 mm diameter in each plate. AR500 plate is highly impact resistant, boasting 1. •. . This material is characterized by a smooth, blue-grey-red finish with a hardened surface and while not a good candidate for forming and machining AR200 plate is suitable for welding. A36 is a low carbon steel. Due to these properties, A514 is typically used in applications where wear resistance and the ability to withstand high impact are important. But that capability isn’t without its drawbacks. MIL-A-12560 is a rolled homogenous armor (RHA) specialty plate and is designed for applications that require maximum protection for ballistic purposes. Stronger than low-carbon steel with equally good machinability, 1045 carbon steel is widely used for bolts, studs, and shafts. US $700-1100 / Metric Ton. Drilling, countersinking, counterboring, tapping, milling, and general machining can be done with conventional equipment and carbide tools. Machining AR400 is such a joy :( 1" Harveymill endmill. Specialty Steel Company of America. Our Tensamang™ steel plate has been designed with cutting and machining ease in mind. Hardox® 400 is a versatile wear-resistant steel. 4. 06 0. It is regularly used in programs where impact and abrasion resistance are required and inside the mining, production, and farming industries. . Kromite® #3 and Mirraloy® TGP Machining Guidelines;need a little help feeds/speeds in ar400. 3:33. AR500 is slightly stronger (in terms of tensile strength) than 400, by about 20-25%. Alloy Steels. hot rolled ar400 steel plate price. Hot Rolled Ssab Ar 400 Abrasion Resistant Steel Plate. Typical Mechanical Properties. 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. FROM CUSTOMER PRINTS ABRASION-RESISTANT STEEL PLATE TENSALLOYTM AR400 TENSALLOYTM AR450 TENSALLOYTM BLUE AR500. A572-50. ASTM A514. Ar400 steel plate is used where high wear resistance is required. Not machinable by conventional methods; 2. Details. I use it for my pistol targets I usually get the stuff for about $. You're not going to have any luck at all drilling through the flame cut edge with HSS tooling. Martensitic. 18250 Miles Avenue. Precipitation-Hardening. AR400, or AR400F steel, is a. Cool in Air or Oil required. Today, AR material with or without the "F" are interchangeable,. They are designed to weld quickly, looking good in appearance. These thumbs are made to last. Hot Rolled Ssab Ar 400 Abrasion Resistant Steel Plates. While a larger surface area can increase spring back to as high as 15-25. Dec 2007. Many fabricators only use A36 Steel, which will wear down quickly. • When using more than 5XD drill ratio, reduce cutting parameters by 10%. Wearalloy 450, or AR450, lasts four times longer than other carbon-alloy steel plates. It does not exhibit hard and/or soft. More Info. This allowed for reliable performance both in the workshop and in operation. Machining. This material is characterized by a smooth, dark scale finish with a hardened surface. Product Design. Typical hardness range is 385/425 BHN. AR500 is slightly stronger (in terms of tensile strength) than 400, by about 20-25%. Ameralloy-20 is a chrome-moly tool steel made specifically to fill the requirements for machined cavities and forces used in zinc die casting and plastic molding. It’s not an easy material to machine or weld. This plate product is intended for use in applications where a good balance of formability, weldability,. In fact, Clifton Steel’s Clif-Clad chromium carbide overlay plating can withstand even severe. Carbon steels may be stress relieved by holding a temperature at 1,100 to 1,250°F (600 to 675°C) for 1 hour per inch (25 mm) of thickness. It primarily addresses the limitations of such tool steels, offering a more modern, balanced, and versatile tool steel. AR-235 may be fabricated within reasonable limits with respect to machining, forming and welding. If you’re already a Kloeckner customer, we invite you to shop steel plate on Kloeckner Direct. Intended for moderate wear applications, common uses include contact. AR400 Welding & Machining | Associated Steel CorporationKloeckner Metals routinely stocks A36 steel plate in coil, CTL, HR, and discrete formats. For comparison, alloy 303 is the most easily machined stainless steel. Speak to an expert metallurgist today to see how we. Stocking over 50,000 Shapes, Sizes, Types and Lengths of Steel, Aluminum, Stainless, Brass, Copper, Cold Finish Steel, Tool Steel and Alloy Steels among our network of warehouses, at Wholesale Prices. WINCO-TUF 50 is the cost-effective choice for parts. AR400 is formable, to some extent. 1020 steel has a tensile strength of 420 MPa and a yield strength of 350 MPa. This product is designed for applications that demand both wear resistance and impact toughness. Overview: Popular abrasion resistant steel grade that combines through-hardness with good levels of ductility and formability. machining. AR500 | AR500F Steel Plate. The chemical composition of this grade provides a Brinell hardnessWhile not a good candidate for forming and machining, AR400 plate is suitable for welding. Coal and mining equipment additives. Quenching occurs by bringing the steel to a high temperate, between 1,500 and 1,650F, then is. (Sorry for the dirty window) comments sorted by Best Top New Controversial Q&A Add a CommentAR400 is a very hard abrasion resistant steel used for rock truck beds and other high wear items. You won’t find better steel for your digging equipment, mining trucks, or shooting targets. This grade of steel is specified by the Department of the Army and is available for use by all Departments and Agencies of the Department of Defense. The machinery rate is about 72%, while the average surface putting feed is 120 feet per minute. Neither are pleasant, both are somewhat machineable. Our tines will hold up too many years of wear and tear. Machining 5160 alloy steel is difficult in “as rolled” condition. Branches featuring A514 Steel Plate products. Intended for moderate wear applications, common uses. This abrasion-resistant steel grade is ideal for parts where long-term and intense wear resistance is a top priority. This is for my workbench. As with other abrasion resistant steels, it does not have a defined chemistry, but rather, grade is determined based on. High Strength Steels. A514 Steel Plate: Low carbon and sulfur levels, strong, and easily machinable. . Valast® 450 :125” - . Can be finished by grinding only; 3. Specific steel grades (AR400 / AR450 / AR500) in various sizes are available for. Description. Hardox is a wear resistant steel; Also, the combination of hardness and toughness made this steel the best choice when looking for both properties. Drilling, countersinking, counterboring, tapping, milling, and general machining is performed with conventional equipment and carbide tools. Machining AR400 steel plate. Custom sizes available. AR400 + AR500 abrasion resistant plate, bar & strips. 0625" cut. In order for us to. 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. Machinability. Used a Milwaukee mag drill, made a 3" dia. Hardox ® 600 has been successfully used in cement. While grade 304 stainless steel is fine for most other applications, type 304 stainless steel is cheaper and easier to fabricate. The addition of Mn and Si will increase the over temperature sensitivity of steel. 2. 375” – 2. When compared with AR400 steel, AR500’s increased surface hardness allows it to outperform in certain high-abrasion applications. Up to . AR400 (aka Hardox 400) is a high hardness, high strength, quenched and tempered, chrome-moly, boron treated alloy plate. Alpharetta (Atlanta Plate Processing) 2005 Grassland Pkwy. 11 0. 25 %C Annealed 420 125 1 80-110-140 0. Hardox ® 400 is a trusted steel in the Hardox ® wear plate family, with a heritage of hardness and toughness going all the way back to 1974, when Hardox ® was launched as the world’s first bendable wear steel. How To Drill A Hole In AR500 Steel. The steel is reheated to the recrystallization temperature, then allowed to cool back to room temperature very slowly. High Strength Steels. AR600 steel is a durable high-carbon alloy steel with excellent strength that’s supplied nationwide across our 40+ branches. 5” to 6” thick. AR450 steel is a high-carbon steel alloy that has a surface hardness between 400-477 BHN. AR400 + AR500 abrasion resistant plate, bar & strips. High-Strength 1084 High-Carbon. 015 inch/revolution Tooling M1, M2, T15, M33, M41, M47. The machinability of AR400 plate is poor. Call us. We are your Vancouver and Western Canada metal supplier for 304 stainless steel, 316 stainless steel, A36 carbon, 1018 carbon, AR400 carbon, 3003 aluminum or 6061. The AR400 steel is considered fair when it comes to machinability. 001-. The Brinell Hardness number differentiates the abrasion resistant steel grades. Related. AR400 is made for improved formability with low levels of carbon and sulphur for inclusion shape control. Here is my contact: Mark Ermigiotti Max Wear Steel Company President 215-340-1552 Office 215-380-3812 Cell. Hardness range is 360/440 BHN with a nominal hardness of 400 BHN. Up to . The Ar400 Steel Plate offers a good bending capability and shows enhanced resistance to impact abrasion. Most but not all feed mills use double negative geometry which are notorious for rubbing the part. Many of mangalloy’s uses are often limited by its difficulty in machining; sometimes described as having “zero machinability. Plates in Hardox ® 400 come in thicknesses from 2 to. It can be cut with plasma, oxy-Acetylene, laser, and water jet. ) Hot Roll; Kromite® CD (4140 mod) Cold Drawn;Wear-Resistant AR400 Carbon Steel. This plate product is intended for use in applications where a good balance of formability, weldability,. AR400 | AR400F Steel Plate. Burning AR400 4-5/8” plate with added stock for machining. I have a 4. A517 is a closely related alloy that is used for the production of high. In. The carbon content of 0. ContinuedComplete Ameralloy Catalog. O1 provides good wear resistance and toughness sufficient for standard tool and die applications making it a suitable choice for tooling with good tool life and econimcal production. A516 grade 70 is the most popular pressure vessel steel plate in the industry. 100 to 130 (690 to 895) 90 (620) 16. 08 0. Kloeckner offers A5656 in four different grades, including 50, 60, 70, and 80, and in three chemical requirements, type 3, type 7, and type 8. AR200 steel is an abrasion resistant medium steel plate. 11 0. This steel is normally used for additives concerned with extreme put-on. With its 600 BHN I. 6m (24"), hardfacing pipe recommended instead of pipes fabricated. 04 0. AISI 4330 alloy steel has good formability characteristics and the bend radii for this alloy should not be sharper that a 3t bend. Used by industries such as mining, forestry, quarrying, and construction. Used when in contact with machinery or construction; rocks, sand, coal, minerals, scrap metal, etc. . AR steels are a great choice to build a gate, valve or diverter if you deal with high. This specific steel has good formability, weldability, and notch toughness when in the as-rolled condition. The wear resistance of AR400 wear resistant steel plate is 15-20 times of that of ordinary steel plate, 5-10 times of that of low alloy steel plate, and 2-5 times of that of high chromium cast iron. ASTM A514 is the standard specification for high yield, quenched and tempered alloy steel plate, suitable. J. AR500 Steel Plate Sizes. AR450 is not recommended. 1" × . US $ 500-700 / Ton. At sharper bends, wear plate forming should be performed with the axis of bend at right angles to the rolling direction or cross-grain of the plate. AR400 | AR400F Steel Plate. First, the plate is heated to a high temperature – between 1,000 and 1,300 degrees – then rapidly cooled. Results of this investigation demonstrate how the high strain-hardening capability of the high. Call or Email Us for a Free Quote. High-Strength 1045 Carbon Steel Sheets and Bars. 02 inch diameter holes for vacuum molds; 1. The steel called for is QT400 and is 50 mm thick. The range of Machinability is vast and spans from about 40% for difficult to machine steels, such as bearing steel ( SAE 52100 / DIN 100Cr6) up to Ledloy free-cutting steel (SAE 12L14 / DIN 9SMnPb36) that has a machinability rate of about 170%. AR500 will take hits at close range from . A quenched & tempered, through-hardened, abrasion-resistant grade of steel plate. AR450F. A572 grade 50 steel plate is a high-strength, low-alloy plate, specified for bridges, higher strength structural duties, and light pressure vessel requirements. Problem #2: I am planning on machining an AR400 axe blade on the outside of one of the bolt cutter blades. AR400 Steel Plate; AR500 Steel Plate. ANSWER: Steel plate is typically stocked in 36″, 48″, and 60″ widths and 96″, 120″, and 144″ lengths. Kotlyn, Inc. Bhn 400 Abrasion Resistant Wear Ar Steel Plate. I suggest to him to Kasnite the material to add more carbon to it. Sulphur (S) improves machinability of deposits and adds to deposit soundness and tensile strength. Like quenching and tempering, precipitation-hardening also involves two periods of re-heating and cooling steel plate. It is a high carbon steel with good hardness and moderate machinability. A588 is a high strength, low alloy steel plate that was developed for use cases demanding higher strength and a longer life cycle. Supply High Quality Low Price Abrasion Resistant Steel Plate. A514/T-1 plate is available in eight. US $700-1500 / Ton. All this returns the steel close to its original, strong, yet malleable state. 321. US $ 805-1183 / Ton. AR400 vs. AR400 is a much stronger and harder steel than A36 steel. 3:33. Machinability (Vs. The 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. AR400 is “thru-hardened”, abrasion resistant, alloy wear plate. The AR400 steel is considered fair when it comes to machinability. In carbon steel, the carbon content is King. A514 is a particular type of high strength steel, which is quenched and tempered alloy steel, with a yield strength of 100,000 psi (100 ksi or approximately 700 MPa). Request a Quote. 321. The first “4” is 4140 indicates that the steel contains molybdenum at higher levels than other steels like the 1xxx series. With industrial machine knives, extremely hard steel with an RC number in the 60s may be too fragile to use reliably. 8 times greater wear than mild steel. Tap-Tap. Click here for the chart. A514 ≤ 2. When one end wears out, turn the tool around for a sharp edge. I'm using an older Hurco KMB-1. 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. Contact. ASTM A514 specification covers quenched and tempered alloy steel plates primarily for use in welded bridges and other structures. BHN = Brinell Hardness Number. Whereas 400 can be between 360 and 440 Brinell, 500 is between 477 and 550. Kotlyn, Inc. There are four grades: A, B, C, and D. 9% manganese with traces of phosphorus, and sulfur (Capital Steel & Wire Inc. The possibility of predicting the mechanical properties of HARDOX steel on the base of regression analysis was also. provides consistent,. Hardox ® 600 for superior wear resistance. AR235 / AR200 / AR Medium. Mild steel center with an AR400 ring shrunk on. 315” thickness offered in 48”- 65” wide, cut to your requested length. AR450 and AR600 steel plates are also available, but they’re a. Phone: 800. 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. According to the charts, cutting speed of T1 is approximately 40% that of 1212, or 65 surface feet per minute. giving it the exclusivity to be used in moderate wear areas. Ar400 steel plate is excessive-carbon steel tempered to offer extra electricity and hardness. MACHINING. Hankev International is a specialty metal distributor and is the leading supplier of specialty steel in America. Heat treating cycle for martensitic hardening of 52100 bearing steel is as follows: The austenitizing temperature is 815-855 °C for 15-40 minutes, each additional inch of thickness increases by 30 minutes. It has nationwide coverage. Hardox 450 vs ar400, Carbon steel has high machinability, and slow cooling method can be used in heat treatment, which can reduce the deformation and cracking tendency of the products. 3/4″ to 4″ Widths. This high-strength, quench and tempered alloy steel is perfect for heavy vehicle parts, construction and repairs. These elemental differences help the steel achieve a higher surface hardness. #1 I have a piece I need to machine and the customer told me it is AR 400. 50) that are silicon killed offers better strength capabilities but have limited machining and welding properties. Steel is made in numerous forms that suit various functions. 5t bottom die opening) Over . While targeted at more severe wear conditions, Hardox ® 600 can still be cut and welded, making it an excellent choice for high-performance applications. I'm using an older Hurco KMB-1 that's in. This is a high-carbon alloy steel that is perfect for rugged applications that require high wear resistance. 75 thru tapped holes. Contact. I bury my work. You can check out the steel machinability chart, stainless steel machinability chart, aluminum machinability chart and more in the following contents. Watch on. This seems extremly high, but I never heard of AR 400 Steel. 12 0. While AR450 steel is similar to AR400 and AR500, there are some variances that make each unique. Tensalloy™ AR500 steel is a grade of abrasion resistant steel plate that offers outstanding wear and impact resistance. FROM CUSTOMER PRINTS ABRASION-RESISTANT STEEL PLATE TENSALLOYTM AR400 TENSALLOYTM AR450 TENSALLOYTM BLUE AR500. Low carbon steels are classified by having less than 0. Cutting speeds greater than Algoma’s recommendations can cause rapid tool deterioration. 1112 carbon steel a machinability rating of a hundred%. Properties of AR400 Steel Plate. AR400 F Steel Plate is formable grade of Abrasive Resistance Steel Plate designed to accommodate applications where a life of wear is the primary cause for failure among other grades of steel plate. Combination Plasma Cutting & Machining System; Plasma & Oxy-Fuel Cutting; Plasma. The softer condition is used where considerable machining may be required, or where more ductility is required. From forging to machining and finishing, our Chicago based steel. 20. com Metal Machinability Chart. AR200 can be machined, punched, drilled, and formed and is known to be an inexpensive abrasion-resistant material. AR400 (aka Hardox 400) is a high hardness, high strength, quenched and tempered, chrome-moly, boron treated alloy plate. High-speed machining refers to high feed rates and spindle speed for removing material without compromising part quality and precision. 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. 315” thickness offered in 48”-81” wide cut to your requested length. 050″ deep with a minimum hardness of HRc 50. It’s extremely hard and long-lasting, and in fact this grade of steel has one of the highest hardness levels you’ll find among the more common AR steel grades. Stress relieving offers several benefits. However, they differ in terms of hardness. Cobalt Steel Ball End Mills with Two Milling Ends. AR400 is an abrasion resistant steel plate that offers outstanding wear and impact resistance. AR400 steel, with a moderate machinability rating, is also relatively easy to work with. The advantages of this product include reduced waste and minimal lead time compared to the. AR500F. Compared to AR400, the AR450 steel plate offers more hardness without sacrificing formability and ductility. AR Medium steel plate grades – which include AR200 and AR235 – have a surface hardness of 180-260 BHN. Specialty Steel Company of America. AR500, or AR500F steel, is a. Compared to AR400, the AR450 steel plate offers more hardness without sacrificing formability and ductility. Apex EZ Sander 37" Single Head Wide Belt Sander, EZ3760MInv. I suppose induction hardened case on D2 would last the longest. A516 has fair machinability. 5 mm) thick plate, and at least 110 ksi (758. Ameralloy provides engineering services for your steel products. Benefit of using dual phase stainless is maximized at high oxygen and low velocity. While all of these grades have slightly different chemical properties, the mechanical properties remain the same for all. 3 HRC compared to RHA at 43. Commonly formed with overlay to the inside; 2. 50 dual-phase ferritic-martensitic stainless steel, and AR400 martensitic hard plate. This specific steel has good formability, weldability, and notch toughness when in the as-rolled condition. Description: Jergens Ball Lock® Standard Subplates are equipped with (4) 20mm Ball Lock® Face Mount Receiver Bushings for use with 14" x 14" (350mm x 350mm) or 16"x16" ( 400 mm x 400 mm) fixture plates. 75" can be cold bent to minimum inside bend radius of 3t (where t is the plate thickness) with the bend axis transverse to the rolling direction. A588 is known for its atmospheric corrosion resistance thanks to a natural patina of rust that forms when exposed to outdoor weather conditions. 9300. #1 I have a piece I need to machine and the customer told me it is AR 400. Overview. 96” x 576”. 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. Had to put two 5/8" holes in each cell to shoot foam in to fill annular space. If your material is 1" or less in thickness, it will be hard from top to bottom. Chemically, 1018 is very similar to A36 but with a little less carbon, less manganese, and fewer impurities. Here's how you can determine the proper cutting speed for a new material.