Our DIN 42CrMo4 Round Bar and 1.7225 Round Bar are heat-treated alloy steel grades that provide exceptional resistance to wear and fatigue. Super Metal Manufacturing Co. ensures every 42CrMo4 Alloy Steel Round Bar and Cr-Mo Steel Round Bar undergoes strict quality testing before export to ensure consistent performance and reliability in demanding industrial applications.
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 | Taiwan | 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 also export JIS SCM440 Round Bar, UNS G41400 Round Bar, and BS 708M40 Round Bar to meet the specific standards and technical requirements of clients in Taiwan. Our products conform to various international specifications including AFNOR 42CD4 Round Bar and ISO 42CrMo4 Round Bar, making us a trusted global supplier in the alloy steel round bar market.
Being a leading Alloy Steel 4140 Round Bar Manufacturer, Stockist, and Exporter, Super Metal Manufacturing Co. ensures timely delivery and competitive pricing. We maintain a large inventory of 4140 Forged Round Bar and 42CrMo Alloy Steel Bar to meet urgent and bulk requirements of our valued customers in Taiwan and worldwide.
Our commitment to quality, customer satisfaction, and continuous innovation has positioned us among the most preferred Chromoly Steel Round Bar exporters in Taiwan. Whether you need custom sizes, heat-treated conditions, or special finishes, we deliver tailor-made 4140 Round Bars to meet your exact project specifications.
Choose Super Metal Manufacturing Co. as your trusted partner for 4140 Round Bars Exporter in Taiwan. Our products ensure outstanding mechanical strength, corrosion resistance, and long-lasting performance for your engineering and industrial applications.
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 Taiwan
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 Taiwan?
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 Taiwan?
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.