Quality assurance is our top priority. All Alloy Steel 4140 Round Bar undergoes stringent testing, including chemical composition verification and mechanical performance checks, ensuring compliance with ISO and international standards for durability and performance.
Material Specification Chart of 4140 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 | Czechia | 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 |
We provide customized solutions to meet industrial needs, including tailored lengths, diameters, and finishes. Whether you require EN19T Round Bar, 1.7225 Round Bar, or JIS SCM440 Round Bar, our expert team guides you in selecting the right 4140 Round Bar for your specific project in Czechia.
Super Metal Manufacturing Co. ensures timely delivery, competitive pricing, and excellent customer service. Our logistics network guarantees prompt shipment of 4140 Round Bar, SAE 4140 Round Bar, DIN 42CrMo4 Round Bar, and other alloy steel bars across Czechia, establishing us as a preferred 4140 Round Bars Exporter in Czechia.
With decades of experience, we have earned the trust of industries across Europe. From AISI 4140 Round Bar, EN19 Round Bar, AFNOR 42CD4 Round Bar, ISO 42CrMo4 Round Bar to Chromoly Steel Round Bar, Super Metal Manufacturing Co. delivers superior quality and performance as a leading 4140 Round Bars Exporter in Czechia.
Alloy Steel 4140 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 4140 Round Bars Exporter in Czechia
Q1: What is the chemical composition of 4140 Round Bar?
A1: The 4140 Round Bar contains chromium, molybdenum, and carbon as key elements that provide exceptional hardness, toughness, and resistance to wear and fatigue.
Q2: What are the main applications of AISI 4140 Round Bar in Czechia?
A2: AISI 4140 Round Bars are commonly used in automotive components, gears, shafts, spindles, and power transmission parts due to their high tensile strength and machinability.
Q3: Does Super Metal Manufacturing Co. offer custom sizes and heat-treated 4140 Round Bars?
A3: Yes, we supply customized 4140 Round Bars in various sizes, conditions, and heat treatments to meet specific customer and project requirements.
Q4: Are your 4140 Round Bars certified for international quality standards?
A4: Absolutely. All our 4140 Round Bars are manufactured and tested in compliance with ASTM, DIN, EN, JIS, and ISO standards ensuring global quality and reliability.
Q5: How can I get a quote for 4140 Round Bars Export to Czechia?
A5: You can contact Super Metal Manufacturing Co. directly through our website or email. Our team will provide you with a competitive quotation based on your size, quantity, and delivery needs.
Application of AISI Alloy Steel 4140 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.