In the growing industrial sectors of UAE, Oman, and Spain, Super Metal Manufacturing Co. has built a strong supply chain, offering ready stock and custom production of 42CrMo4 Hollow Bars. As a trusted 42CrMo4 Hollow Bars Manufacturer Stockist and Exporter in UAE, Oman, and Spain, we ensure a steady supply of forged hollow bars suitable for applications like hydraulic cylinders, crankshafts, axles, and tooling components. Our commitment to competitive pricing and fast shipping sets us apart in the Middle Eastern and European markets.
Material Specification Chart of 42crmo4 Hollow Bars
Specifications | ASTM A182, ASME SA182 |
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standard | EN, DIN, JIS, ASTM, BS, ASME, AISI |
Range | 25mm to 250mm OD |
Thickenss | 0.5mm to 500mm Diameter |
Finish | Black, Bright Polished |
Form | Hollow,Billet, Ingot, Forging Etc. |
SAE 42crmo4 Hollow Bars Grade
Country names | India | USA | German | British | Japan | China | Australia | |
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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 |
With advanced facilities and strict quality control, we cater to high-specification demands in Germany, Japan, and South Korea—countries known for engineering precision and high-grade materials. Our reputation as a reliable 42CrMo4 Hollow Bars Manufacturer Stockist and Exporter in Germany, Japan, and South Korea is supported by our adherence to stringent metallurgical standards, surface finish requirements, and technical certifications including third-party inspections.
In global industrial hubs like the United States, the United Kingdom, and South Africa, our 42CrMo4 Hollow Bars are widely utilized in applications requiring both strength and toughness, such as machine parts, drive shafts, and structural components. We serve OEMs and engineering firms as a reputed 42CrMo4 Hollow Bars Manufacturer Stockist and Exporter in the United States, United Kingdom, and South Africa, offering value-added services like custom cutting, heat treatment, and test certification.

Backed by decades of expertise and a global logistics network, Super Metal Manufacturing Co. stands as a premier 42CrMo4 Hollow Bars Manufacturer Stockist and Exporter, delivering quality steel solutions to industries across Bhramin, Spain, South Korea, Oman, Qatar, Kuwait, and more. Our focus on customer satisfaction, product integrity, and timely service has earned us long-standing partnerships across continents.
Alloy Steel 42crmo4 Hollow Bars Dimensions Standard
Outer Diameter (OD) | Wall Thickness (WT) | Inner Diameter (ID) | Approx. Weight (kg/m) | Tolerance (mm) |
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50 mm | 10 mm | 30 mm | ~9.6 kg/m | ±0.5 mm |
60 mm | 10 mm | 40 mm | ~12.6 kg/m | ±0.5 mm |
70 mm | 12 mm | 46 mm | ~17.4 kg/m | ±0.5 mm |
80 mm | 15 mm | 50 mm | ~22.3 kg/m | ±0.5 mm |
90 mm | 15 mm | 60 mm | ~26.1 kg/m | ±0.5 mm |
100 mm | 20 mm | 60 mm | ~36.7 kg/m | ±0.5 mm |
110 mm | 20 mm | 70 mm | ~40.8 kg/m | ±0.5 mm |
120 mm | 25 mm | 70 mm | ~51.4 kg/m | ±0.5 mm |
130 mm | 25 mm | 80 mm | ~56.9 kg/m | ±0.5 mm |
150 mm | 30 mm | 90 mm | ~74.7 kg/m | ±0.5 mm |
Application of AISI Alloy Steel 4140 / EN19 / 42crmo4 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.