If you work in industries like automotive or aerospace, you know how critical it is to choose the right steel for high-stress parts. EN 40NiCrMo22 alloy steel stands out for its excellent strength and toughness, making it a top pick for demanding components. This guide breaks down everything you need to know—from its chemical makeup to real-world […]
If you’re working on European mid-to-high load projects that demand a balance of strength, toughness, and fatigue resistance—like industrial gearboxes, heavy-duty shafts, or automotive powertrain parts—you need a material that meets strict EN standards. EN 34CrMo4 alloy steel is the perfect middle ground: as a chromium-molybdenum (Cr-Mo) alloy compliant with EN 10083-3, it offers higher strength than low-carbon
If you’re working on European medium-to-high load projects—like automotive drivetrain parts, industrial gearboxes, or construction machinery shafts—you need a steel that balances strength, toughness, and EN standard compliance. EN 25CrMo4 alloy steel is the ideal choice: as a chromium-molybdenum (Cr-Mo) alloy in EN 10083-3, it offers better weldability and lower-temperature toughness than higher-carbon grades like EN 42CrMo4, while still delivering
If you’re working on European industrial projects that demand high strength, wear resistance, and fatigue resistance—like automotive gears, industrial shafts, or heavy machinery components—you need a material that meets strict EN standards. EN 42CrMo4 alloy steel is the industry workhorse: as a chromium-molybdenum (Cr-Mo) alloy compliant with EN 10083-3, it delivers exceptional tensile strength, hardness, and creep resistance, outperforming
If you’re designing parts that need to handle heavy loads and extreme impact—like industrial crane shafts, aerospace landing gear components, or construction equipment gears—you need a material that balances strength, toughness, and fatigue resistance. AISI 8740 alloy steel is the premium solution: as a nickel-chromium-molybdenum (Ni-Cr-Mo) alloy, it delivers higher core toughness and fatigue limit than lower-nickel grades like AISI 8630, while
If you’re designing parts that need to handle heavy loads and resist wear—like truck gears, industrial crane shafts, or construction equipment components—you need a material that combines a tougher core with a hard, durable surface. AISI 8630 alloy steel is the heavy-duty solution: as a medium-low-carbon nickel-chromium-molybdenum (Ni-Cr-Mo) alloy, it excels at carburizing (surface hardening) while offering a stronger
If you’re designing parts that need a tough core and a hard, wear-resistant surface—like automotive gears, industrial shafts, or aerospace fasteners—you need a material that balances ductility and surface strength. AISI 8620 alloy steel is the perfect solution: as a low-carbon nickel-chromium-molybdenum (Ni-Cr-Mo) alloy, it’s ideal for carburizing (a heat treatment that hardens only the surface), delivering a hard
If you’re designing parts that face constant friction, high stress, or heavy wear—like industrial gears, bearing races, or automotive camshafts—you need a material that combines extreme hardness, tensile strength, and wear resistance. AISI 4150 alloy steel is the go-to solution: as a high-carbon chromium-molybdenum (Cr-Mo) alloy, it delivers higher hardness and wear resistance than lower-carbon grades like AISI 4140,
If you’re designing components that need to handle extreme stress, high impact, or heavy loads—like aerospace landing gear, industrial crane shafts, or high-performance automotive parts—you need a material that delivers exceptional strength and toughness. AISI 4340 alloy steel is the premium solution: as a nickel-chromium-molybdenum (Ni-Cr-Mo) alloy, it offers higher tensile strength, fatigue limit, and low-temperature toughness than lower-alloy grades like
If you’re designing welded components or parts that need a balance of strength, weldability, and ductility—like aerospace frames, automotive roll cages, or industrial machinery shafts—AISI 4130 alloy steel is your ideal choice. As a low-carbon chromium-molybdenum (Cr-Mo) alloy, it outperforms plain carbon steels in toughness while offering better weldability than higher-carbon alloys like AISI 4140. This guide
If you’re designing mechanical components that need to handle high stress, wear, or impact—like industrial shafts, automotive gears, or aerospace parts—you need a material that balances strength, toughness, and machinability. AISI 4140 alloy steel is the industry’s workhorse: as a chromium-molybdenum (Cr-Mo) alloy, it delivers exceptional tensile strength, hardness, and fatigue resistance after heat treatment, outperforming plain carbon steels and
If you work on China’s ultra-high-temperature, high-pressure projects—like supercritical power plant boilers, heavy-duty petrochemical reactors, or ultra-sour gas processing equipment—you need a steel that resists extreme creep, corrosion, and thermal fatigue. GB 12Cr1MoVR pressure vessel steel is the top-tier solution: as a chromium-molybdenum-vanadium (Cr-Mo-V) alloy steel in China’s GB/T 713 standard, its 1.00–1.50% chromium, 0.40–0.60% molybdenum, and
If you’re tackling Chinese high-temperature, high-pressure industrial projects—like petrochemical reactors, superheated steam boilers, or sour gas processing equipment—you need a steel that resists creep, corrosion, and cyclic thermal stress. GB 15CrMoR pressure vessel steel is the premium solution: as a chromium-molybdenum alloy steel in China’s GB/T 713 standard, its 1.00–1.50% chromium and 0.40–0.60% molybdenum deliver unmatched heat
If you’re working on Chinese medium-to-high pressure industrial projects—like chemical reactors, large-scale storage tanks, or mid-temperature boilers—you need a steel that balances strength, weldability, and compliance with China’s GB standards. GB 16MnR pressure vessel steel is the industry workhorse: as a manganese-alloyed carbon steel (now integrated into GB/T 713-2014 as Q345R, but still widely referenced as GB 16MnR),
If you work on Chinese medium-pressure, medium-temperature projects—like industrial boilers, chemical storage vessels, or municipal pressure tanks—you need a steel that meets China’s GB/T 713 standard for reliability and cost-effectiveness. GB 20G pressure vessel steel is the go-to solution: as a carbon-manganese steel tailored for pressure service, its balanced strength, weldability, and affordability make it ideal for China’s
If you work on European ultra-high-temperature, high-pressure projects—like supercritical power plant boilers, heavy-duty petrochemical reactors, or sour gas processing equipment—you need a steel that resists both extreme heat creep and severe corrosion. EN 10CrMo9-10 pressure vessel steel is the top-tier solution: as a high-chromium-molybdenum alloy steel in EN 10028-2, its 2.00–2.50% chromium and 0.90–1.10% molybdenum deliver unmatched
