Pipeline steels X65, X70, and X80 feature similar erosion-corrosion behaviour. 7225 42CrMo4 708M40 4140 SCM440(H) 1. Drilling, countersinking, counterboring, tapping, milling, and general machining is performed with conventional equipment and carbide tools. We supply A-514 steel for the construction industry, including earth moving and drilling equipment, truck frames and bodies, and oil rigs, among others. Specialty Steel Company of America. AR400 steel can be heat-treated to improve its mechanical properties even further. Such characteristics make it suitable for a wide range of uses. While manganese steel guarantees wear and work hardening properties, it is non magnetic, making it ideal for use in electrical transformer assemblies and for industrial lifting magnets. The harder a steel becomes, the more brittle it is. Near-dry machining with external mist lubrication is recommended when working in steel, drilling holes deeper than five times the hole diameter, and other applications where totally dry machining is not yet. 5” to 6” thick. What is t1 steel? ASTM A514 steel plate, also known as T-1 steel plate, is a popular grade of quenched and tempered (Q) steel that offers high strength, weldability and machinability. A high-strength low-alloy steel plate that is utilized in a variety of structural applications. AR400 vs. Details. AR400 is an abrasion resistant steel plate that offers outstanding wear and impact resistance. This type of steel is suitable for: Construction of heavy vehicle frames and support structures, Welded bridge structural components. 8500. 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. Compared to 1055 carbon steel, 1065 is harder and more durable. 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. Steel Warehouse can supply the following sizes of AR500 Steel: . But im having problems with T100 and AR400 steel plate for . This allowed for reliable performance both in the workshop and in operation. Work Hardening Steel The controlled carbon range of 1020 improves the machinability of this grade. 06-10-2010, 01:11 PM. 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. The typical Brinell Hardness range is 360-444 BHN. This specific steel has good formability, weldability, and notch toughness when in the as-rolled condition. MACHINING. Monday, September 13, 2021. This is a high-carbon alloy steel that is perfect for rugged applications that require high wear resistance. Tap. Drilling, countersinking, counterboring, tapping, milling, and general machining can be done with conventional equipment and carbide tools. It's often used as wear strips, liners, and deflector plates. Check Machining/Welding, Dealer and Stocking Distributor of Ar400 Steel 4x8 Sheet with standards, remarkable sizes and quality. The diameter of the resulting permanent impression in the tested metal is measured and the Brinell Hardness Number calculated as. AR500 is slightly stronger (in terms of tensile strength) than 400, by about 20-25%. Phone: 800. In addition these grades are quenched / tempered and are also certified to MIL-S-16216. Anyone know whether AR400 (abrasion resistent, BH 400) can be drilled easily with HSS or cobalt drills? Got some 1/2" AR400 plate coming for LR rifle targets,. Forming. Wear-Resistant AR400 Carbon Steel The nickel and molybdenum content gives AR400 carbon steel the ability to. 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. Phone: 800. Thread Tools. Algoma recommends the followingO1 tool steel is an oil hardening, cold work general purpose steel with easy machining properties and low hardening temperatures compared to other grades. Use A36 for general steel fabrication, 4140 for machining, T1, AR400, AR450, Hardox 400, and Hardox 450 for screens. Brinnell Hardness – 400/440 BHN. 16:14. This is a high-carbon alloy steel that is perfect for rugged applications that require high wear resistance. ASTM A516/ ASME SA516; ASTM A537/ ASME SA537; ASTM A283/ ASME SA283; ASTM A285/ ASME SA285; Armor & Ballistic. A514 Steel Plate aka T1 steel plate is a high strength steel plate designed for applications requiring optimal impact and abrasive resistance. AR400 + AR500 abrasion resistant plate, bar & strips. Alpharetta, Georgia 30004. Details. Intended for moderate wear applications, common uses include contact surfaces, hoppers, cement mixer drums and fins, and shooting targets. 2-0. It's often used as wear strips, liners, and deflector plates. On the big radial drill at work, using heavy flood, we run T1 quite a bit slower, no more than 25 SFPM. A radius of 4t can be used when bending parallel to the roll direction. Abrasion resistant steel is created by quenching and tempering forged steel plates. This specific steel has good formability, weldability, and notch toughness when in the as-rolled condition. The ArcelorMittal trademarked name is T-1. Commonly formed with overlay to the inside; 2. Summary – Machinability Rate 40-80%. Therefore, AR400 will have a lower hardness than AR500 / AR500F. 15% and below creates. For example, when a component with high residual stresses is machined, the material tends to move during the metal removal operation as the stresses are redistributed. 00. FROM CUSTOMER PRINTS ABRASION-RESISTANT STEEL PLATE TENSALLOYTM AR400 TENSALLOYTM AR450 TENSALLOYTM BLUE AR500. Welding. Ultra Hi Strength Alloy Wear Plate. We will be using a Bridgeport mill to drill 8 holes, 23 mm diameter in each plate. These thumbs are made to last. Drilling QT400. 18% carbon, 0. We also offer High Definition Plasma Cutting for custom shapes. USA Quality Runser Custom Machining Thumb: This thumb is composed of two ¾” thick AR400 steel tines. . Fax: 800. Grade 309 stainless steel is hot worked at 1177°C (2150°F) followed by reheating at 982°C (1800°F). The material is notoriously inconsistent riddled with hard spots and yields that seem to be in the range of 150-200ksi. AR500 | AR500F Steel Plate. 0C1%Hf (Grade 21) Zircaloy 2 (Grade 32) Zircaloy 4 (Grade 34) Spot Welding Equip. Metals Depot - America's Metal Superstore is your complete supplier for industrial metals worldwide. A military grade steel designed specifically for marine ship construction, MIL-S-22698 steel plate is used by US Navy shipbuilders for Navy vessels, from the hulls and decks, to cladding, housings, equipment platforms, bulkheads, hatches, and more. Abrasion Resistant Ar 400 Steel Plates. 25 Dia. The nickel and molybdenum content gives AR400 carbon steel the ability to resist wear better than all other carbon steel. Poor thermal conductivity causes heat build-up at slicing zone, which. 315” thickness offered in 48”-81” wide cut to your requested length. Much cheaper. AR400 (aka Hardox 400) is a high hardness, high strength, quenched and tempered, chrome-moly, boron treated alloy plate. Custom sizes available. AR400 (aka Hardox 400) is a high hardness, high strength, quenched and tempered, chrome-moly, boron treated alloy plate. One disadvantage of this grade is its machinability. Results of this investigation demonstrate how the high strain-hardening capability of the high. Too tight of a radius bend will tend to crack it on the outside of the radius, though. AR400: 360-440 BHN This material is commonly used for bed liners, wheel loader buckets, hopper liners, and is commonly used for grinder screens. AR450 is not recommended for machining, but is formable. Not machinable by conventional methods; 2. Steel Warehouse supplies ASTM A514 steel (also known as T1) grades A, B, E, F, H, P, Q & S. US $600-700 / Ton. Specifications Specifications AR400 / 400F AR450 / 450F AR450 /. View in full-text. While the steel may be of excellent quality, it might underperform softer-rated steel. AR400 Steel Plate AR400 Steel Plate – Hardness 360-444 Brinell. The ASTM A514 specification is the Standard Specification for High-Yield-Strength, Quenched and Tempered Alloy Steel Plate, Suitable for Welding used in applications where Yield Strengths of ≥ 100 ksi are required for plates up to 2-1/2" thick, inclusive. 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. 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. You can check out the steel machinability chart, stainless steel machinability chart, aluminum machinability chart and more in the following contents. 96” x 480”. Any hydrogen in the weld metal may diffuse into HAZ and may cause hydrogen embrittlement, resulting in. US $ 620-800 / Ton. However, the big advantage of A36 is the overall cost. AR400 is made for improved formability with low levels of carbon and sulphur for inclusion shape control. Wear Resistance = Great. Directions. A514/T-1 plate is available in eight. su[plier, stockholder, distributor,in ar400 steel plate, ar400 abrasion resistant steel plates, ar400 wear resistant steel plates, 400hb wear plate,ar400 abrasion resistant steel, ar400 abrasion resistant steel, ar400 weare resistant steel plates, most trusted supplier of ar400 steel plates in indiaManganese steel is a steel alloy containing 11-14% manganese. AR400 Flat Bars. Characterized by a rough, rust scale finish, T1 steel plates are intended for impact and abrasive resistance applications such as structural support and machinery equipment. It is a hard, tough, wear-resistant steel which is ductile enough to permit certain machining. All our AR400, AR450 and AR500 have additional alloying elements which increase formability and enhance weldability. Surface hardness of 360-440 BHN. AR400 – 155,000 psi Typical Yield Strength (No ASTM exists) Thru . We used tons of AR400 at work, with a little AR500 thrown in. The AR400 can be cut to near finish size on a water jet. A military grade steel designed specifically for marine ship construction, MIL-S-22698 steel plate is used by US Navy shipbuilders for Navy vessels, from the hulls and decks, to cladding, housings, equipment platforms, bulkheads, hatches, and more. Ameralloy provides engineering services for your steel products. With its 600 BHN I. Can be finished by grinding only; 3. Available thicknesses at IWM: 1” and 2”, also, we can order in sizes up to 10” thick. Recommended for: liners for mining and material handling equipment like dump trucks, material transfer chutes, storage bins, buckets, and hopper. 75 inch. A514 ≤ 2. Kromite® #3 and Mirraloy® TGP Machining Guidelines;Stronger than low-carbon steel with equally good machinability, 1045 carbon steel is widely used for bolts, studs, and shafts. AR400 is a much stronger and harder steel than A36 steel. AR500 — Understanding Abrasion-Resistant Steel. MACHINING Drilling, countersinking, counterboring, tapping, milling, and general machining is performed. 001 fpt, kennametal harvi 4 flute . This grade is specified by the Department of the Army and is available to all departments and agencies of the Department of Defense. Maintaining more than a . All our AR400, AR450 and AR500 have additional alloying elements which increase formability and enhance weldability. High-Strength 1084 High-Carbon. Hardox®400 is an abrasion-resistant steel with a nominal hardness of 400 HBW. ar 500 xar 500 xar500 nm500 nm 500 ar500 abrasion resistant steel plate. AR steels are a great choice to build a gate, valve or diverter if you deal with high. You can check out the steel. bought. Understanding its characteristics will make it easier for you to determine if it's the right type of metal for your specific project. The “1” in 4140 indicates the addition of chromium at higher levels than 46xx steels. While AR400+ grades are the most commonly used types of abrasion resistant steel, AR Medium steel is also used for applications requiring a harder, tougher material. Bucket Bosses. AR400 Welding & Machining | Associated Steel CorporationKloeckner Metals routinely stocks A36 steel plate in coil, CTL, HR, and discrete formats. 4140 COLD FINISHED & ANNEALED (Rc 19/24) BAR STOCK. 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. Machinability is good, while forming and welding properties are limited. Since both base materials are Q&T, pay close attention to preheat and maximum interpass temperature. General Info About AR450 / AR450F. Stronger than low-carbon steel with equally good machinability, 1045 carbon steel is widely used for bolts, studs, and shafts. The nickel and molybdenum content gives AR400 carbon steel the ability to resist wear better than all other carbon steel. AR 235 ABRASion ReSiStinG SteeL Plates — Sheets color Marking: Gray and Orange Abrasion Resisting Steel AR 235 is a medium-carbon, high-manganese, product. The hardness of AR500 also means the material is more rigid. The advantages of this product include reduced waste and minimal lead time compared to the. A710 has good machinability. com. 001-. Specialty Steel Company of America. Here is my contact: Mark Ermigiotti Max Wear Steel Company President 215-340-1552 Office 215-380-3812 Cell. Characterised by good core strength and toughness in small to medium sections with case hardness up to Rc62 when carburized, hardened and. These thumbs are made to last. A588 steel is a structural steel. Compared to AR400, the AR450 steel plate offers more hardness without sacrificing formability and ductility. ASTM A514. 20. AR400, or AR400F steel, is a high-carbon. 25 %C Annealed 420 125 1 80-110-140 0. 0625" wide by half inch deep. Mostly because of the inconsistency. Length: 15. 3. How To Drill A Hole In AR500 Steel. Drilled some holes in it this afternoon and it is tough. MIL-A-12560 is a rolled homogenous armor (RHA) specialty plate and is designed for applications that require maximum protection for ballistic purposes. Similar Threads: Help! Drilling small 0. 1 inch shank DrillA quenched & tempered, through-hardened, abrasion-resistant grade of steel plate. General Info About AR600 AR600 is the most durable abrasion resistant steel plate. Theres nothing cheap about machining anything north of 40HRC. Hardness range is 360/440 BHN with a nominal hardness of 400 BHN. 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. Transport trailers and agricultural equipment. 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. Elk Grove Village, IL Custom Manufacturer* $5 - 9. This seems extremly high, but I never heard of AR 400 Steel. 27SiMn material. There are numerous uses for AR400, including the following: Serving as liners for large and heavy-duty machinery. You can find hardness levels for AR400, AR450, and AR500 on their respective pages. 0625" wide by half inch deep. 321. Amarillo. 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. For technical drawings and 3-D models, click on a part number. Navsea Tech Pub T9074. 321. 9300. 030-. Carbon Steel Plate Grades Chart Carbon Steel: A36, A572 GR 50, A588 (Corten type), 1045, A516 GR 70, A514 T-1 Carbon Alloy: 4130, 4140, 4340 Abrasion. Plates that are 4” and thicker are made to a 42 KSI yield, although material can be modified to reach the 50 KSI min yield. Check out or premium AR500 steel targets at. Forming. Phone: 800. Machining. Have a look at our machinability rating graph which without a doubt will make your decision a lot easier with its incredibly detailed information. We also offer High Definition Plasma Cutting for custom shapes. 11 0. AR400 is a type of steel plate. 07 0. AR400 steel plate also has the following mechanical properties levels: Machining = Fair; Bending = Good; Corrosion Resistance = Good; Welding = Excellent; Wear Resistance = Great;Katalor Enterprise focus on carbon steel, alloy steel, stainless steel, section steel manufacturing and processing. Apr 23, 2007 #7 He'd be way ahead to just buy annealed. Menu. Rhino-Tuf EZ is different from commercial grade wear plates. May not sound much but the effect on wear life is impressive. The addition of Mn and Si will increase the over temperature sensitivity of steel. Benefit of using dual phase stainless is maximized at high oxygen and low velocity. Truck bed and bucket liners are major applications, as well as chutes and gates. ABREX 400, also called SUMIHARD 400, is a union of toughness and hardness, giving it the exclusivity to be used in moderate wear areas. Materials such as AR400 and AR500 can be tricky to work with, and many grinding and machining shops do not have the expertise or equipment to work with these rigid materials. The major advantage of HSM is fast cycle time and better tool life. It's on an already built unit so I can't substitute another steel. 75 thru tapped holes. Here is a comparison of the key advantages and disadvantages of common injection mold steel grades: Machinability. The Ar400 Steel Plate offers a good bending capability and shows enhanced resistance to impact abrasion. 3/4″ to 4″ Widths. This is for my workbench. It has more hardness than the AR400 steel plate with good formability, good weldability, good ductility, good strength, and good impact resistance. The names of AR plate products typically indicate the hardness of the material. Kotlyn, Inc. These result in higher tool performance and easier upkeep. 7262 15CrMo5. In fabrication and construction, the composition and grade of the steel plate materials used have a tremendous effect on the end product. 3:33. ASTM A514 steel plate is quenched and tempered carbon-alloy steel great for use in welded bridges and structures. 50H. Be careful about brackets welded on the back of any target. The normalizing process is designed to relieve stresses, which results in improved ductility and toughness. 9300. Grade 304 stainless steel is weak compared to 316. 21 0. AR400 is a much stronger and harder steel than A36. 9300. The main differences are hardness and strength, achieved through varying levels of carbon and manganese. Hardox ® 600 has been successfully used in cement. J. 09 0. Quenching occurs by bringing the steel to a high temperate, between 1,500 and 1,650F, then is. What is SA516 grade 70 steel? Out of the four grades—55, 60, 65, 70—that are available for this steel, grade 70 is considered the most widespread. Heat TreatmentAR400 is heat treated when rolled to achieve the 150 kpsi yield strength. 2. Due to its low yield strength of 36,000 PSI, Brinell hardness of 112, and higher ductility, A36 carbon steel has increased bending capabilities over C1018 carbon steel, which A36 is often compared. Differentiators include hardness levels, application uses, and cost. #1 I have a piece I need to machine and the customer told me it is AR 400. AR400 / 400F Abrasion Resistant Steel Plate Leeco ® Steel stocks and supplies large quantities of AR400 steel plate, which combines surface hardness with formability. Mirraloy FM is a modified 1144 steel. (AR400) Wear Plate; Rhino-Tuf® EZ (AR400) Wear Bars;. General Info About AR600 AR600 is the most durable abrasion resistant steel plate. This grade steel is a high-strength, low alloy steel plate. This is another method of improving machinability in 8620 material; normalizing might also be used prior to case hardening. AARONT Stainless. AR400, or AR400F steel, is a high-carbon. Related. 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). Indeed, steel’s abrasion resistance makes it very hard. Martensitic. (THIS IS NOT RECOMMENDED). The low carbon also prevents heat treatment from having much of an effect on A36 steel. 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. Therefore, AR400 will have a lower hardness than AR500 / AR500F. 5. Machinability Comparison Chart: Carbon steels: 1015: 72%: 1018: 78%: 1020: 72%: 1022: 78%: 1030: 70%: 1040: 64%: 1042: 64%: 1050: 54%USA Quality Runser Custom Machining Thumb: This thumb is composed of two ¾” thick AR400 steel tines. In this article, the production of abrasion-resistant steel plate is described and the differences between hardness levels are studied. US $550-2300 / Ton. This steel is normally used for additives concerned with extreme put-on. AR500 Steel Plate Sizes. Custom Manufacturing: Extensive manufacturing capabilities spanning plasma, laser, and waterjet cutting, band sawing, and CNC multi-axis machining make us a one-stop shop. From forging to machining and finishing, our Chicago based steel. It is typically used when abrasion resistance and high-impact. CLIFTON STEEL COMPANY 16500 ROCKSIDE ROAD, MAPLE HEIGHTS, OH 44137. ASTM A514 is the standard specification for high yield, quenched and tempered alloy steel plate, suitable for welding. AR500 | AR500F Steel Plate. Phone: 800. 18250 Miles Avenue. The AR400 steel is considered fair when it comes to machinability. AR400 Flat Bars; ASTM A514; ASTM A829 AISI 4130/AISI 4140; Marine & Offshore Steel Plate. Reduce plate thickness up to 25% vs AR 500 (ie. Drilling, countersinking, counterboring, tapping, milling, and general machining is performed with conventional equipment and carbide tools. 05-23-2010, 11:38 AM. 050″ deep with a minimum hardness of HRc 50. Whereas 400 can be between 360 and 440 Brinell, 500 is between 477 and 550. 96” x 360”. Used a Milwaukee mag drill, made a 3" dia. General Info About A588 Steel. AISI 4330 alloy steel has good formability characteristics and the bend radii for this alloy should not be sharper that a 3t bend. Our inventory includes steel, stainless, aluminum, red metals, alloys and tool steel. AR500 is slightly stronger (in terms of tensile strength) than 400, by about 20-25%. Recommended cutting dataAR360 / AR400. The nickel and molybdenum content gives AR400 carbon steel the ability to resist wear better than all other carbon steel. 09 0. Our tines will hold up too many years of wear and tear. 8500. You're not going to have any luck at all drilling through the flame cut edge with HSS tooling. We specialize in structural steel columns, beams, moment. 1112 carbon steel a machinability rating of a hundred%. Here are some tables list the machinability of a wide range of metals. Steel Plate Supplier-Max Wear Steel » Steel Plate Supplier: Max Wear Steel Steel Plate Specialists - Chapel Steel And this company in New York American Alloy Steel I have used all three but currently am buying from Max Wear Steel. Grades A and B both have good material machinability. 1-800-745-3962 [email protected]Ar300 Steel Plate Equivalent is Ar400, Ar450, Ar500, Ar550, Ar600. You can use carbide tools with conventional equipment to do stuff like general machining, milling, tapping, counterboring, countersinking, and drilling. ASC2250® LDX vs 300 Series vs 400 Series Stainless; ASC2250® LDX Welding and Machining; ASC2250® LDX Caustic Solution Corrosion Testing Data; ASC2250® LDX General Corrosion Resistance Data; ASC2250® LDX U-Bend Testing Data; ASC2250® LDX Fatigue, Pulsating Testing Data;. 315” thickness offered in 48”-81” wide cut to your requested length. H. Strength. Properties of AR400 Steel Plate. 4140 steel welding, 4140 steel machining, 4150 steel properties, 316 stainless properties, ar400 properties, ar500 properties. Kotlyn, Inc. Material available up to 100mm thick, lengths up to 12000mm and widths up to 3000mm;AR400, The only reliable steel supplier of Rhino-Tuf® EZ Wear Bars, abrasion resistant AR400 wear bars and wear strips. AR400 and AR360 are quenched & tempered through hardened wear resistant grades of abrasion resistant steel plate used for high impact and abrasion. Here are some tables list the machinability of a wide range of metals. The Ar400 Steel Plate can be customized according to the requirements of the clients and is highly demanded across several industries. Normalizing. Chemically, 1018 is very similar to A36 but with a little less carbon, less manganese, and fewer impurities. 00/pound for 500. Laser Cut AR400 is workable and malleable while maintaining many of the abrasion and impact resistant characteristics that make AR steel so valuable. 0005″ thick with a hardness of approximately HRc 70. 223 and it just leaves tiny dimples. AR400 abrasive resistance steel plate is intended for higher, impact, wear applications where cold-bending and very good weldability is important. There are four grades: A, B, C, and D. Steel Plate Supplier-Max Wear Steel » Steel Plate Supplier: Max Wear Steel Steel Plate Specialists - Chapel Steel And this company in New York American Alloy Steel I have used all three but currently am buying from Max Wear Steel. AR400; AR450; AR500; Manganese Steel; AR250; A514; Chocky Bars; 4150 Steel Bar; Scrap & Recycling. This steel plate has a high yield strength and good weldability. P20 has excellent machinability in the pre-hardened state. ASTM A572. For AR500 steel plate, the nominal harness is 500, and its range is 460 to 544. We also offer High Definition Plasma Cutting for custom shapes. The Brinell Hardness number differentiates the abrasion resistant steel grades. 00 -. Amarillo. In cold state, 10# seamless steel pipe is easy to be extruded and molded, but its strength is low, and its hardenability is. Welding. AR500 hardness in Brinell: 450 minimum / 500 nominal. First, the plate is heated to a high temperature – between 1,000 and 1,300 degrees – then rapidly cooled. lighter and medium thicknesses by heat treatment. 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. Both are quenched & tempered products. It primarily addresses the limitations of such tool steels, offering a more modern, balanced, and versatile tool steel. Our tines will hold up too many years of wear and tear. M. With an OMAX abrasive waterjet in your shop, sometimes you will come across a new material that has an unknown machinability. Tweet. Can you shoot AR400. To be classified as AR500, the hardness needs to clock in between 477 BHN and 550 BHN. The material is notoriously inconsistent riddled with hard spots and yields that seem to be in the range of 150-200ksi. That shouldn’t stop you from exploring newer grades of Hardox ® steel. Grade 70 has the highest tensile strength of them all, between 485 – 625 MPa. 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. Phone: 800. Allows fabrication including bending, as well as welding. Welding, bending and machining Recommendations can be found in SSAB’s brochures at. Useful when using prehard 4140 Steel or 316 stainless steel. 3/4″ to 4″ Widths. Forming. Welding. 18250 Miles Avenue. General Info About A656. Chromium carbide overlay plate begins with a mild steel base. Mirro-Krome 60® (I. Due to its special qualities, AR400 can be used in a wide.