Steel. 1 yrs CN Supplier . Yield Strength: 130, 000 psi. SAE 4130 QT round bars and forged bars are also available of superior strength. This is a premium grade of free-cutting steel. We manufacture Round Bars conforming to IS2062 Grade E250A from sizes 25mm to 80mm. 5 Tons (MOQ. top of page +91 9702110825(Whatsapp) | +91 2223767268 . EN8 is unalloyed medium carbon Steel (BS 970 080m40) has high strength levels compared to normal bright Mild Steel, due to thermo mechanical rolling. AISI 4145H Modified Quenched & Tempered Steel For Manufacture Drill Collar AISI 4145H MOD. Us $650-900 / ton ( fob price) 27c15 alloy steel round bar. We are specialised manufacturers and supplier of high quality AISI 4140 alloy steel round rods, square/flat bars, rollers, shafts, blocks and forging pieces, produced. This bar is made in compliance with industrial quality parameters, to ensure its flawless range at users end. Its mechanical properties include: Tensile Strength (ksi): 135-155. EN 36 Bright Bar; SAE 4140 Bright Bar; EN 47 Spring Steel; EN 45 Bright Bar; EN18; EN 9 Bright Bar; EN15; IS 2062 E250 Bright Bar; IS 2062 E350 Bright Bar; SAE 52100 Bright Bar; 31CRV3 Bright Bar; 50CRV4 Bright Bar; 20MnCr5; EN15AM Bright Bar;. . SAE 4140 Alloy Steel Bright Bars; EN 8 Alloy Steel Bright Bar; Alloy Steel Bright Bars +19 more products; Stainless Steel Bright Bar. Bar Properties Grade 4140 Hot Roll and Annealed Bar Properties. Us $2500-2800 / metric ton ( fob price) SAE 8620 steel / 8620 4140 4150 alloy steel round bar. Heat ASTM 4140 steels to 800℃ – 850℃, hold until temperature is uniform throughout the section and cool in furnace. 8 atlas 4340: through–hardening low alloy steel bar 46 4. 20C8. 1/16″ AS Triangle Bar. SAE 8620. 102, Mogappair Road, Mannurpet, Padi, Chennai, Tamil Nadu – 600 050. Typically, round bar stock over 10″ diameter is furnished as Rough Turned Oversized. SAE 1020 S20c Ss440 A36 Q235 1045 S45c C45 4140 En19 Scm440 40cr B7 42CrMo4 12L14 1215 1144 Cold Finished Cold Drawn Bright Steel Round Bar Steel Bar US$600. SAE 4140 alloy steel is usually supplied with ready heat treated to. Sae 4140 Bright Steel Drawn Round Bar, Single Piece Length: 6 Meter ₹ 75/Kg. Round Sae 4140 Bright Bars, Single Piece Length: 3 meter ₹ 70/ Kg Get Latest Price . 0mm 1. Grade. It has characteristics similar to that of C55 carbon steel which has high hardness and high strength after hardening. Bright Bars are steel or metallic bars which are produced by one or more cold ending processes. 2379 rolled alloy die steel. Can be case hardened. C20. SAE 4340. 72284000. This alloy steel is flexible during hardening treatments, thus enabling improvement of case/core properties. 375 IN Square 4140 ALLOY Cold Finished, Annealed, 120. Business listings of Bright Bar manufacturers, suppliers and exporters in Pune, ब्राइट बार विक्रेता, पुणे, Maharashtra along with their contact details & address. It is known for its versatility and durability and is a cornerstone material in numerous applications. 00″ Alloy Steel Hex Bar. This universal corrosion resistance material is a widely popular. SAE 1020 / SAE 1045 / SAE 4140 Cold Drawn Bright Steel Round Bar . en32b bright bar is a popular case hardening steel grade used for general engineering, en32b round bar is readily machinable and weldable in its. SAE 4140 Bright Bar; EN 47 Spring Steel; EN 45 Bright Bar; EN18; EN 9 Bright Bar; EN15; IS 2062 E250 Bright Bar; IS 2062 E350 Bright Bar; SAE 52100 Bright Bar; 31CRV3 Bright Bar;. K, Singapore, and Shanghai. Us $750-950 / ton ( fob price) SAE 8620 steel / 8620 4140 4150 alloy steel round bar. Sae 4340 Bright Bars manufactured from raw Material of Mukand Ltd, Usha Martin Ltd, Neco Jaiswal Ltd, Buy Sae 4340 Bright bars from us as per Your required Size & quantity. Low alloy steel bar stock. Us $1-1000 / ton ( fob price) 4130 4140 4150 20mncr5 42crmo4 8620 4340 alloy steel round bar. Size: 10×10-600×600mm. is a leading Alloy Steel AISI 4140 Round Bar Manufacturer in India. AISI / SAE – 12L14. Customers calling for 4140 a lot of times are upset about dealing with fluctuations in. Our Carbon Steel AISI 4140 Round Bars (Carbon Steel SAE 4140 Rods) has excellent strength and wear resistance, good toughness, tied in the company of superior ductility, and the capability to resist stress at high. EN8 is suitable for all round engineering purposes that may require a Steel of greater strength. Manufacturer of Bright Bars - En19 Bright Bars, Sae 1018 Bright Bars, MS Hex Bright Bar and MS Square Bright Bar offered by R S Steel Industries, Ludhiana, Punjab. 7225. The size in Bright Square ranges from 8 mm to 63 mm. 1m-9m or according to the customer’s requirement. US $540. • We are a leading manufacturer, supplier and exporter of SAE 4140 Round Bars VD route prime quality rolled using main producer prime quality billets and blooms. Nhava Sheva Sea. Alloy Steel Round Bars Diameter. Suitable for gears, shafts, spindles, etc. Here are some of the physical properties of SAE 4140 steel: 1. carbon steel AISI. Super Metal Manufacturing Co. 99. Brass / Copper / Bronze. 5 + 6mm/m 1. Bars. Sagar Tubes (India) is a recognized manufacturer and supplier of AISI 1018 CS Round Bars, where the required size may not be obtained directly from the mill. Chemical Composition; Gallery; Policy; Contact Us Products. [email protected] 4140 steel bar Hardening. Cell:9363331766Mechanical properties: AISI 4140 steel bar is a high-strength alloy steel that offers excellent toughness and ductility. JIS cs-19 Round Bar: AISI 4140 EN19 Round Rod: EN-19 CS Bright Bar: EN-19 Carbon Steel Black Bar: ASTM Carbon Steel EN-19 Billets Bar: EN-19 CS Ingot: CS EN-19 Spring Steel Bar:. In addition, 4145 alloy square bar can be machined effectively while maintaining its properties at high temperatures. EN 8 Bright Bars. Round: 10mm – 1000mm. It falls in a class of low alloy steel. 00 mm. 02 mm. Yield Strength: 60, 000 psi. Advantages achieved include improved machining, less wastage at component production stage, enhancement of physical and mechanical. 2 4 8 " 0. Round, hexagonal and square bars can be produced by cold drawing. SAE 4130. Buy Online AISI/SAE 4130/4140/4340 Carbon Steel Round Bar at dealer price in India. 00. 155,934. EN19 round bar also known as AMERICAN SAE 4140 round bar. Free Cutting Steel Hex Bright Bar. K, Singapore, and Shanghai. SAE 4140 Steel Bar. Maximum square size. is an independent producer of EN 45 Alloy Steel Round Bar based in India, manufacturing cold drawn steel in freecutting, specifications in accordance to BS EN ISO 9001:2008 . 10 0. Size: 40 mm up. 4140 Steel Uses. Other Grades. Chung Yih Steel Sdn. At Dhand Steels, we manufacture bright square bars with enhanced mechanical properties, greater dimensional accuracy, subtle surface finish, and are free from surface defects. Prosaic Steel and Alloys Manufacture and Supply ASTM A29 4140 round bar is a key component of many Engineering and manufacturing Applications. Sae 4140 Steel Price - Select 2023 high quality Sae 4140 Steel Price products in best price from certified Chinese Stainless Steel Material manufacturers, Standard Steel suppliers, wholesalers and factory on Made-in-China. Alloy Steel Round Bar Sae 4140; Alloy Steel Round Bar Sae 4340; En47 Alloy Steel Round Bars; Alloy Steel Round Bar B-16; Alloy Steel Round Bar En-27;. 40 Manganese 0. Sourcing Guide for 4140 Square Bar: Minerals and energy are of major importance to the world economy. EN19A. Moreover, these En8D. R. Normalizing of EN8 bright mild steel takes place at 830-860°C. As a typical low carbon Cr-Mo series alloy steel, SAE 4130 steel is usually supplied in quenched. 7225 Rods Exporter in India. H11 is used to make tools as it comes under tool steel grades of steel. We can also supply you En1a steel bars. SPECIFICATIONS: GRADE ALLOY 4140, AISI 4140, UNS G41400 . Applications include axles, bolts, shafts and valves. 42crmo4 4140 1. Get Best Quote. SAE 4150. Super metal manufacturing co. Piyush steel company is a premier stocking service center which provides a wide range of industries with, especially stainless steel. Advantages achieved include improved machining, less wastage at component production stage, enhancement of physical and. The Size in Bright Flat ranges from 12 x 3 mm to 100 x 25 mm. Alloy Hexagon Bar: Grade: 4140 Type. SAE 4340. Our wearhouse of EN 31 Alloy Steel Round Bar 6 locations throughout India, area include approximately 750,000 square feet of production. 6000. So it is often used in gears, shafts, stressed pins, studs, bolts, keys, etc. Standard ASTM, ASME and API. Manufacturer of M S Bright Bar - 1018 MS Bright Round Bar, IS 2062 MS Bright Round Bar, 1018 MS Bright Hex Bar and Mild Steel Bright Bars offered by Hindustan Ferro Alloy Industries Private Limited, Pune, Maharashtra. Straight keys, with a square or rectangular cross section, are the most common type of key. HB Wires; HHB Wires; Round Bars; Hex Bars; Square Bars;SAE-4140 - Bright Bar: 42CRMO4 - Bright Bar: SAE-1010 - Bright Bar: EN9 - Bright Bar: 16MNCR5 - Bright Bar: 20MNCR5 - Bright Bar: EN31 - Bright Bar:. Bright Square Bar; Bright bar. Buy 4140 Steel Round Bar 4140 at Edcon Steel Online. M S Plate. The difference between sae 1045 steel material and sae 4140 steel material: sae 4140 steel has alloy element, it is kind of alloy steel bar. Their plant location also suits us and because the owner is progressive-minded, we make sure to share our kaizens with them, once every month. High-Strength. C-60 Grade Introduction: C60 carbon steel is an unalloyed medium carbon engineering steel that has 0. 5The molybdenum and chromium components in Chromoly 4130 Round Bars give it a uniform hardness, as well as high strength. Square, flat & hexagonal bar: 1mm in 375mm. We can Give YOU Round, Hexagon, Flat & Square bars also. 16 Mncr5 Square Steel Bright Bar, 18 Meter ₹ 71/Kg. Bright Rounds: 22mm to 63. Alloy 4140 in bar, plate, and tube. Sunflex Metal Industries is high quality Alloy Steel Round Bar Manufacturers in Singapore. Alloy Steel ASME SA29 4130. EN1a Non-Leaded steel is a Re-Sulphurised Free-Machining Steel. Typical Mechanical Properties Available Lengths; Brinnell Hardness – 269/341BHN Tensile Strength – 156,000 PSI Yield. % Max % Carbon 0. top of page +91 9702110825(Whatsapp) | +91. 00-1,000. 0mm 4140/709M Peeled Round bar. This alloy steel is flexible during hardening treatments, thus enabling improvement of case/core properties. Grades we manufacture regularly in Bright Steel are : Mild Steel, AISI 1018 steel, En8d steel, S45C, S48C, En1a steel, En1a(Pb), En8m, 1035, 35C8, EN5K steel, 16MnCr5 steel, 20MnCr5 steel, SAE 4140, En19 steel, etc. 0000-156. 4 atlas 1214fm: free machining steel bright carbon bar 36 4. FOB Price: US $ 600-1000 / Ton Min. Ready Stock material. SAE 1018 – BRIGHT BAR Grade Introduction: SAE 1018 Bright steel bar is usually a carbon steel alloy which has had the surface condition improved by drawing, peeling or grinding over the hot rolled finish supplied by the. 2mm x 38. R. com. EN24 steel Bright bar is a very high strength steel alloy which is supplied hardened and tempered. Alloy Steel SAE 4140 Bars available in Shapes like. VSP Converted Rounds . Also referred to as any of the following designations, 708M40 or 709M40 and AISI 4140 the en19 hex bar could be either treated in the annealed as rolled or the en19 steel round bar could be supplied in the T condition. Alloy Steel. The SAE 4340 material properties are high tensile strength and high hardness. Lengths (m) Cold drawn Round 3. Castle Metals stocks a wide range of Alloy 4140 in bar distributed globally from our distribution centers in the U. National Steel Industries supplies carbon steel grade S355j2, St52, EN8, 20c8, 40c8 AISI 1144, AISI 4140. Order: 2 Tons. Hollow Bar: 45/28 – 200/140mm. Flat: 76. EN18. Carbon Steel Square Cold Drawn Bright Bar, For Construction, Single Piece Length: 6 meter ₹ 63 / Kg. 0 + 4mm/m 50-100 2. AISI / SAE 4140 Square Bar Distributors in India; ASME, ASTM, EN, BS,. SAE 4140/AISI 4140 is a low-alloy steel with added chrome-molybdenum, which is used as a reinforcing agent. V8Z 3Z1. Tool Die Steel Round Bar H-13; Tool Die Steel Round Bar H-11;10mm bright surface 45# carbon steel material SAE 1045 steel Black Bars. US $450-800 / Ton. SAE 4140 alloy steel bar, plate, and square can be hardened by cold working, or heating and quenching. 5mm 1. 7225 Round Bar, EN 10083-3 42CrMo4 Bar, SAE-4140 Round Bar, ASTM A29 4140 Round Bar, UNS G41400 , SAE 4140. If further heat treatment is required, then heat to 840 ℃ – 875 ℃, hold until temperature is uniform throughout the section, soak for 10 – 15. 5 mm. National Steel Industries is one of the most prominent suppliers of SAE 1137 Round Bars. Max. 4140 is now available with improved match inability, which greatly increases feeds and/or speeds, while also extending tool. 6 atlas 4140: through–hardening low alloy steel bar 40 4. Chemical composition and mechanical properties provided. EN24 steel Bright bar is a very high strength steel alloy which is supplied hardened and tempered. square bright bar. This process is particularly popular with round bars but we are also able to provide drawn bars for. 0mm 1. 4140. Square: 28mm – 127mm. 17 products available. EN19A. 6000. Square Bar, Flat Bar, Hollow Bar, Pipe, Rings etc ), Bright Steel Bars, Cold Drawn Steel Bars (Round, Square, Flat. 3 + 6mm/m 1. Mild steel can be easily referred to as plain steel or carbon steel. EN19 round bar also known as AMERICAN SAE 4140 round bar. To 75 mm. Super Metal Manufacturing Co. Available at economical rates, the offered SAE 4130 Carbon Steel Hex Bar are widely used in metallurgical, mechanical, electrical construction field, ships, military uses and automobile rear of products. SAE 4140 alloy steel bar, plate, and square can be hardened by cold working, or heating and quenching. Min Order: 1 ton. US $600-2000 / Ton. Because of this strength, Chromoly 4140 Round Bars is easily machined and responds well to heat treatment, which is further tough with high fatigue strength. Metal Supermarkets. , Ltd. 7225 18crnimo7-6 42CrMo4 En8 En19 En24 SAE AISI 1020 1035 1045 8620 4340 4130 4140 Forged Steel Round Square Bars US $600-1,000 / Ton SAE 1020 S20c Ss440 A36 Q235 1045 S45c C45 4140 En19 Scm440 40cr B7 42CrMo4 12L14 1215 1144 Cold Finished Cold Drawn Bright Steel Round Bar Steel BarTo complement our extensive stock range of black and bright engineering rolled bar, Barrett Engineering Steel have invested in a full carbon and alloy forged bar product range. 8 3. Contact Us for Latest & Updated price List of AS 4140 Bars Exporter and AISI-SAE 4140 Forged Bar. EN36C. SAE 8620 steel Bright bar is a common low nickel-chromium-molybdenum steel. AISI 4140 round bars steel is an Engineering Alloy Steel containing. 1/16″ AS Triangle Bar. 9We can supply AISI-SAE 8620 Rods at best price as we are one of the largest Exporter & Trader of AISI-SAE 8620 Bright Bar in India. Heat treatments of this alloy usually consist of annealing, hardening/austenitizing, air and oil quenching, and single or double tempering at temperatures of 840° F (450° C), 930° F (500° C), 1020° F (550° C), 1110° F (600° C),. EN8M carbon steel (212M36) is a through hardening carbon manganese free-cutting steel, usually supplied untreated. AISI UNS G41400 Round Bar, Carbon Steel 4140 Forged Bar, AISI 4140 Bars, 4140 Carbon Steel Bar, AISI 4140 Carbon Steel Black Bars, India, DIN 1. AISI 4140 also known as EN19 comes treated in the annealed as rolled or even T condition. 2 products available. Grade Introduction: SAE 1018 Bright steel bar is usually a carbon steel alloy which has had the surface condition improved by drawing, peeling or grinding over the hot rolled finish supplied by the steel mill. Panache Industries is a manufacturer of Alloy Steel SAE 4140 Round Bars & Wires in Mumbai India. United Arab Emirates. SAE 8620 Alloy Steel is a low alloy nickel, chromium, molybdenum case hardening steel, generally supplied in the as-rolled condition with a maximum hardness HB 255max. SAE 4140 alloy steel is usually supplied with ready heat treated to hardness in 18-22 HRC. 4140 Steel Round Bar: Diameter 8mm – 3000mm AISI 4140 Steel Plate: Thickness 10mm – 1500mm x Width 200mm – 3000mm 4140 Steel Grade Square: 20mm – 500mm Surface Finish: Black, Rough Machined, Turned or as per given. Hex: 19 – 75mm A/F. Bhd. US$600. Ambhe round corner square bars have a uniform internal structure and a very good surface quality – absolute requirements when producing drop forged parts. Call us at 800-321-8500 for a quote. S. As bright bars manufacturer, we. 00 -1,000. 4140 round Bars is a low alloy steel, with good tensile strength. AISI 4145H APPLICATION. These EN19 square bars can be annealed, quenched, or tempered. EN19. Edcon Steel Australia's leading steel and metal superstore. 08 percent to 2 percent. Packing Details: 1. AISI 4140 Alloy Steel Bars. Other tolerances may be supplied for more critical applications upon enquiry. Hardness: Rockwell B85 (Medium) Heat Treatable: Yes. cold drawn steel bar 4140 sale 51mm round steel. EN24 steel Bright bar is a very high strength steel alloy which is supplied hardened and tempered. These steels are used for structural purpose. China Steel Round Bar Supplier, Steel Square Bar, Slotted Angle Bar Manufacturers/ Suppliers - Laiwu Xincheng Metal Co. Steel Grade: Grade 40. EN1A can be tempered at 180-210 °C (356 °F-. High-Quality Round bar manufacturer. SAE 4140 alloy steel is usually supplied with ready heat treated to hardness in 18-22 HRC. SAE 4140 alloy steel bar, plate, and square can be hardened by cold working, or heating and quenching. AISI 4140 round bars steel is an Engineering Alloy Steel containing. Low alloy vacuum melted steel of very high strength. 500mm Alloy Steel T-Bar. Leoscor Alloys is a known exporter and supplier of AISI 4145 Round Bars and AISI 4145H Round Bars, which can be subjected to unique melting and deoxidization processes for specific kinds of applications. Umedpur, Sahnewal Dehlon road, Sahnewal, Ludhiana. 75 mm. 0000 IN Length. SAE 4150. SAE 4140 alloy steel bar, plate, and square can be hardened by cold working, or heating and quenching. SAE ASTM AISI 4140 Hot Forged Rolled Round Bar Steel. C45 round bars are supplied by us to various engineering and forging industries. 05 mm to 65 mm A/F: Hollow Bar: 63 mm to 250 mm OD: Square: 32 mm to 130 mm: Bar Finish: Peeled, Cold Drawn, Turned and Polished, Centreless Ground. SPECIFICATIONS: GRADE ALLOY 4140, AISI 4140, UNS G41400 . EN 31 Pipes. Length. EN1A Leaded (Pb) Bright Bar from sizes 22mm to 63. Machine parts such as screws, nuts and bolts, etc are manufactured from SAE 1144 Round Bar. It specifies standards for Hot Rolled Medium and High Tensile Structural Steel. , 40C8 Stockist, 40C8 Steel Dealers, 40C8 Steel Distributors, 40C8 Wholesalers, 40C8 Steel Traders, 40C8 Steel Square Distributors, 40C8 Steel Flat Bar, 40C8 Steel Companies Near me. Steel AISI 4140 Hollow Round Bar 250mm O. Size Range: 10MM. EN 29B is widely used for the manufacture of components requiring superior surface finish with high production rates. AISI 4140 is a chromium alloy steel, Alloy Steel 4140 Round bar, Alloy Steel Grade 4140, AS AISI-SAE 4140 Square Bar, alloy steel AISI 4140 materials, Grade 4140 Alloy Steel Square Bar, Buy 4140 Alloy Steel Round Bar Manufacturer ion Mumbai, India. 65. Do You Know How Bright Bars Manufacturer. hot rolled high quality carbon continuous casting square steel billet US $405-450 / Metric Ton. 3mm in 1000mm. EN353. Due to its high hardness, EN19 can be used in making machines. Normalising. AISI 4140. 7225 Rods Exporter in India. 3mm 2. Normalising. Black, Bright Polished, Rough Turned, NO. SAE4140 – BRIGHT BAR Grade Introduction: SAE 4140 Alloy Steel Round Bars are cold drawn annealed steel of comparatively superior hardenability in the company of its chromium content that offers some excellent hardness infiltration, and the molybdenum imparts consistency of soaring potency and hardness. SAE-4140 Round Bright Bar. 76 73. 8 atlas 4340: through–hardening low alloy steel bar 46 4. AISI 4140. SAE 4140 Bright Bar; EN 47 Spring Steel; EN 45 Bright Bar; EN18; EN 9 Bright Bar; EN15; IS 2062 E250 Bright Bar; IS 2062 E350 Bright Bar; SAE 52100 Bright Bar; 31CRV3 Bright Bar;. Stockists of ASTM A29 4140 Alloy Round Bar, 1. EN18. The size in Bright Hexagon ranges from 16 mm to 75 mm; We offer various grades of material like IS 1018, IS 1015, SAE 1541, SAE 4140, EN 8, EN 9, EN 42, EN 19, EN 1a etc. SAE 4150 equivalent grade is AISI 4150 and UNS G41500. Buy good quality SAE 1137 round bar and SAE 1137 sheets from us which are tested for a variety of parameters and delivered with a material test certificate for complete quality. The size in Bright Round ranges from 6 mm to 70 mm. Roundness: +/-0. SAE 1020 Round Steel Bright Bar. En24, En47, 16mncr5, 20mncr5, SAE 8620, SAE 52100, SAE 4140, Free cutting steel, Ferroalloy steel, Hardened steel bar, peeled bar, High. It should be carried out between 840℃-875℃, hold suitable time for the steel to be thoroughly heated, soak for 10-15 minutes per 25 mm section, and quench in oil, water, or polymer as required. . S1214 is a low hardenability and low tensile carbon steel generally supplied cold drawn or turned and polished, with a typical tensile strength range of 370 – 760 Mpa and a Brinell. The size in Bright Square ranges from 8 mm to 63 mm. We are supplier of RCS in bar form to a. Buy good quality SAE 1141 round bar and SAE 1141 sheets from us which are tested for a variety of parameters and delivered with a material test certificate for complete quality. OHNS Hardness: Max. EN8 Welding: Modern EN8 bright Mild Steel contains a lot less carbon then it use to, this mean that it is possible to weld pieces up to 18mm thick without preheating using MIG wire (SG2) or a 7018 electrode. 00 Mm To 16. About Us. We can offer AISI 4140 in bar form from stock, rolled and bright drawn, also plate. AISI 4140 steel is annealed at 872°C followed by slowly cooling in the furnace. 35 Mm. WALDUN is one of the best SAE4140 Steel bar manufacturers and suppliers in China, can supplied with round rods,square/flat bars,rollers,shafts,blocks and forging pieces. 20mm & above SAE 4140 Bright Hex Bar, Steel Grade: EN 8 ₹ 115/ Kilogram Get Latest. Bright Rounds. 4140 Steel Bar, Get suppliers, exporters, manufacturers and buyers of 4140 Steel Bar in India and overseas. The steel gains hardness and strength with heat treatment when the carbon percentage content increases; however its ductility is reduced. We supply SAE 1141 forged bars and SAE 1141 bright bars of premium quality. Round: 10mm – 1000mm. 5/6″ Alloy Steel Polished Round Bar. Hardness (Brinell): 217-269 HB. CK-45 Heat treatment: Heat Treatment of AISI 1045 (CK45) followed by furnace cooling at 50ºF (28ºC) per hour, to 1200ºF (650ºC) soaking and air cooling. R. Most applications can replace each other. With relatively good impact properties at low temperatures, EN24 is also suitable for a. 42CrMo4 steel bright bar is an engineering alloy steel containing chromium and molybdenum. EN8M carbon steel is a free-machining grade and is readily machinable in any condition. EN24. These are thus tested at minus 20 centigrade to test its impact resistance. EN 1. 4. SAE 4140 alloy steel is usually supplied with ready heat treated to hardness in 18-22 HRC. In addition to chrome-molybdenum, the alloy steel has added iron and carbon. d. Mild steel is carbon steel with a low amount of carbon. 3. 2mm Alloy Steel Square Bars. Size: Dia. This structural steel is non-alloy steel. These bright bars have a. 230 Heat treatment: Soft Annealing °C 750-780 Cooling Furnace Hardness HB Max. 41Cr4 steel is a Chrome Manganese steel used in the manufacture of quenched and tempered bars where strength required is less than SAE 4140 steel bars. Us $650-900 / ton ( fob price) SAE 8620 steel / 8620 4140 4150 alloy steel round bar. to SA20/20M Normalized for High Temperature Service. Grade 4140 Black is supplied with +/- tolerance according to DIN 1013 or better.