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34CrMoS4

1.7226
alloy_steelquenched_tempered
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Free-cutting variant of 34CrMo4 (1.7220) — S 0.020-0.040% for improved machinability on CNC automatics. Same Q&T properties. Used for high-volume CNC production of shafts, connecting rods, bolts, and automotive drivetrain components where machining cycle time is critical.

International equivalents

FlagStandardCountryGradeNumberMatch
🇪🇺ENEurope34CrMoS4 / 1.72261.7226100%

Sources: EN 10083-3

Chemical composition comparison (wt%)

Side-by-side: 34CrMoS4 (EN 10083-3) vs 34CrMoS4 / 1.7226 (EN) (EN 10083-3)

Element34CrMoS4 (EN 10083-3)34CrMoS4 / 1.7226 (EN)Overlap
C—0.3–0.37%—
Si—0–0.4%—

Mechanical properties

Compatibility verdict

34CrMoS4 and 34CrMoS4 / 1.7226: 100% composition match

Related materials

42CrMo4

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cr_mo

High-strength quenched and tempered chromium-molybdenum steel. Widely used for shafts, gears, crankshafts, connecting rods, and high-strength bolts. Excellent hardenability and good fatigue resistance.

🇪🇺 42CrMo4🇫🇷 42CD4🇬🇧 708M40 / EN19🇯🇵 SCM440

34CrNiMo6

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cr_ni_mo

High-strength quenched and tempered Cr-Ni-Mo steel. Excellent hardenability and toughness, suitable for large cross-sections. Used for heavy-duty shafts, gears, turbine parts, and aerospace components.

🇪🇺 34CrNiMo6🇨🇳 34CrNiMo6🇬🇧 817M40 / EN24🇯🇵 SNCM439

16MnCr5

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Low-carbon case-hardening steel with manganese and chromium. Excellent for carburizing to produce a hard, wear-resistant surface with a tough core. Standard choice for gears, camshafts, piston pins, and transmission components.

🇪🇺 16MnCr5🇫🇷 16MC5🇨🇳 16MnCr5🇯🇵 SCr415
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