Super Metal Manufacturing Co. has built a strong reputation as a reliable exporter of EN19A Round Bars due to our commitment to quality, precision, and timely delivery. Our extensive stock and efficient logistics network enable us to serve customers worldwide with short lead times and competitive pricing. We also offer custom cut lengths, heat treatment, and surface finishing services based on customer specifications.
Material Specification Chart of EN19A Round Bar
| Specifications | ASTM A182, ASME SA182 |
|---|---|
| Standards | EN, DIN, JIS, ASTM, BS, ASME, AISI |
| Range of Diameter | 5mm to 500mm |
| Finish | Bright, Black, Forged, Turned Bright |
| Length | 1000 mm Long To 6000 mm Long |
| Form | Round, Billet, Ingot, Forging Etc. |
SAE 4140/ EN19 / 42crmo4 Round Bars Grade
| Country names | Hong Kong | USA | German | British | Japan | China | Australia | |
|---|---|---|---|---|---|---|---|---|
| Country standards | UNS | AISI | ASTM A29 | DIN 17200 | BS 970 | JIS G4105 | GB/T 3077 | AS 1444 |
| Grades | G41400 | 4140 | 4140 | 1.7225/ 42CrMo4 | EN 19 / 42CrMo4 | SCM440 | 42CrMo | 4140 |
EN19A Round Bars are widely used for manufacturing shafts, axles, gears, crankshafts, and fasteners where superior toughness and tensile strength are required. The addition of chromium and molybdenum enhances the bar’s hardenability and resistance to shock and abrasion. Our EN19A Round Bars deliver consistent performance under high-stress environments, ensuring long-lasting durability and dependability.
At Super Metal Manufacturing Co., we strictly adhere to international quality standards to ensure that every EN19A Round Bar we deliver exceeds customer expectations. Our quality control team ensures that each bar maintains the highest level of dimensional accuracy, surface finish, and metallurgical integrity. With years of experience and technical expertise, we are proud to be a globally recognized name in alloy steel manufacturing and export.
Choose Super Metal Manufacturing Co. as your trusted source for EN19A Round Bars and other related grades like EN19T, 42CrMo4, and AISI 4140 Round Bars. We are dedicated to offering exceptional quality, competitive pricing, and personalized support for all your alloy steel bar requirements.
Alloy Steel EN19A Round Bars Dimensions Standard
| Diameter or Width (mm) |
Weight per meter | Sectional Area | Perimeter |
| Round (kg) |
Round (cm²) |
Round (cm) |
|
| 5.0 | 0.15 | 0.20 | 1.57 |
| 5.5 | 0.19 | 0.24 | 1.78 |
| 6.0 | 0.22 | 0.28 | 1.88 |
| 7.0 | 0.30 | 0.38 | 2.20 |
| 8.0 | 0.39 | 0.50 | 2.51 |
| 9.0 | 0.50 | 0.64 | 2.83 |
| 10 | 0.63 | 0.79 | 3.14 |
| 11 | 0.75 | 0.95 | 3.46 |
| 12 | 0.89 | 1.13 | 3.77 |
| 14 | 1.21 | 1.54 | 4.40 |
| 16 | 1.58 | 2.01 | 5.03 |
| 18 | 2.00 | 2.54 | 5.65 |
| 20 | 2.47 | 3.14 | 6.28 |
| 22 | 2.98 | 3.80 | 6.91 |
| 25 | 3.85 | 4.91 | 7.85 |
| 28 | 4.83 | 6.16 | 8.80 |
| 32 | 6.31 | 8.04 | 10.05 |
| 36 | 7.99 | 10.18 | 11.31 |
| 40 | 9.86 | 12.57 | 12.57 |
| 45 | 12.49 | 15.90 | 14.14 |
| 50 | 15.41 | 19.64 | 15.71 |
| 56 | 19.34 | 24.63 | 17.59 |
| 63 | 24.47 | 31.17 | 19.79 |
| 71 | 31.08 | 39.59 | 22.31 |
| 80 | 39.46 | 50.27 | 25.13 |
FAQs About EN19A Round Bar
Q1: What is EN19A Round Bar?
A1: EN19A Round Bar is a chromium-molybdenum alloy steel round bar known for its high tensile strength, toughness, and excellent fatigue resistance. It is used in high-stress mechanical and engineering applications.
Q2: What are the main applications of EN19A Round Bars?
A2: EN19A Round Bars are commonly used in manufacturing gears, shafts, axles, spindles, bolts, and crankshafts that require strength and durability under heavy loads.
Q3: What are the equivalent grades of EN19A Round Bar?
A3: Equivalent grades include AISI 4140, SAE 4140, DIN 42CrMo4, JIS SCM440, BS 708M40, and AFNOR 42CD4, all known for similar chemical and mechanical properties.
Q4: Does Super Metal Manufacturing Co. export EN19A Round Bars?
A4: Yes, Super Metal Manufacturing Co. exports EN19A Round Bars globally, ensuring high-quality standards, reliable packaging, and on-time delivery to international clients.
Q5: Are EN19A Round Bars suitable for heat treatment?
A5: Yes, EN19A Round Bars can be heat-treated through processes like quenching and tempering to enhance hardness, tensile strength, and wear resistance as per the required application.
Application of AISI Alloy Steel EN19A Round Bars
ASTM alloy 4140 steel bar, flat or plate material can be used for as wide variety of applications where greater toughness and wear resistance is needed over lower carbon grades. Typical applications for 4140 tool steel uses include Components, Adapters, Arbors,strippers, holder blocks, mold bases, ejectors, back up and support tooling, fixtures, jigs, molds, cams, drill collars, Axle Shafts, Bolts, Crankshafts,stubs, couplings, reamer bodies, axles, shafting, piston rods, rams, hydraulic machinery shafts, gears, sprockets, gear racks, chain links, spindles, tool bodies, tool holders, tie rods, Connection Rods, Chuck Bodies, Collets, Conveyor Pins & Rolls, Ejector Pins, Forks, Gears, Guide Rods, Hydraulic Shafts & Parts,Lathe Spindles, Logging Parts, Milling Spindles, Motor Shafts, Nuts, Pinch Bars, Pinions, Pump Shafts,boring bars,tracks, slides, wear strips or parts, forming dies, brake dies, trim dies, bolsters, machinery parts and components, etc.