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DIN 17210 30NiCrMo2-2 vs UNI 11234 100Cr6

Minimal Match — 35% match based on chemical composition and mechanical property overlap.

DIN 17210 30NiCrMo2-2 (DIN 17210:1986) and UNI 11234 100Cr6 (UNI 11234:2007) are both steel grades. Both fall under the Alloy Steel category. DIN 17210 30NiCrMo2-2 is typically used for nickel-chromium-molybdenum case-hardening (carburizing) steel; highly stressed gears, shafts, and transmission components requiring high core strength and wear-resistant carburized surface, while UNI 11234 100Cr6 is commonly used for ball bearings,roller bearings,needle bearings,dies,punches,gauges,wear resistant components. DIN 17210 30NiCrMo2-2 is defined under Deutsches Institut fur Normung (DIN), originating from Germany, while UNI 11234 100Cr6 is defined under Ente Nazionale Italiano di Unificazione (UNI), originating from Italy.

As per chemical composition, DIN 17210 30NiCrMo2-2 vs UNI 11234 100Cr6 is a 55.5% match. As per mechanical properties, the match is 9.1%. Combined, this makes them a minimal match overall at 35%.

Frequently Compared With DIN 17210 30NiCrMo2-2:
NF A35-565 100C6 GB/T 3077 12Cr2Ni4A GOST 4543 12HN3A IS 4367 07Cr4Mo6 IS 1570 (Part 4) 105Cr5 IS 1570 (Part 4) 103Cr6 IS 1570 (Part 4) 10Cr20Mo6 IS 1570 (Part 4) 07Cr4Mo6 IS 1570 (Part 4) 103Cr4 IS 1570 (Part 7) 10Cr36Mo10H IS 4367 10Cr9Mo10 EN 10028-2 10CrMo9-10
Match Breakdown
CHEMISTRY MATCH
55.5%
MECHANICAL MATCH
9.1%
OVERALL
35%
Specifications
Property DIN 17210 30NiCrMo2-2 UNI 11234 100Cr6
Standard DIN 17210:1986 UNI 11234:2007
Category Alloy Steel Alloy Steel
C (%) 0.26-0.34 0.93-1.05
Mn (%) 0.55-0.85 0.25-0.45
Si (%) <=0.40 0.15-0.35
P (%) <=0.035 <=0.025
S (%) <=0.035 <=0.025
Cr (%) 0.35-0.65 1.35-1.65
Ni (%) 0.40-0.70 Not specified
Mo (%) 0.15-0.25 Not specified
Matched by chemical composition and mechanical properties, not a formal equivalence claim. Always verify against the applicable standard before substitution.
Mechanical Properties
Property DIN 17210 30NiCrMo2-2 UNI 11234 100Cr6
Tensile Strength 880-1080 MPa 750-1000 MPa
Yield Strength 685 MPa min 400-600 MPa
Elongation 10% min 10-14 %
Hardness 255-311 HB 60-64 HRC
Typical Applications
DIN 17210 30NiCrMo2-2
Nickel-chromium-molybdenum case-hardening (carburizing) steel; highly stressed gears, shafts, and transmission components requiring high core strength and wear-resistant carburized surface
UNI 11234 100Cr6
ball bearings,roller bearings,needle bearings,dies,punches,gauges,wear resistant components
Key Differences
Can DIN 17210 30NiCrMo2-2 Be Substituted With UNI 11234 100Cr6?
DIN 17210 30NiCrMo2-2 and UNI 11234 100Cr6 share some compositional similarity but differ enough that substitution should not be assumed. Review the differences above carefully, and consult the applicable standard or a metallurgist before using one in place of the other.
Forms & Sizes Available on M-EX
DIN 17210 30NiCrMo2-2
Round Bar → (2 listings)
Diameter: 50–50 mm (1.97–1.97 in)
Length: 5300–5800 mm (208.66–228.35 in)
UNI 11234 100Cr6
Round Bar → (2 listings)
Diameter: 50–50 mm (1.97–1.97 in)
Length: 5700–6800 mm (224.41–267.72 in)
On M-EX Right Now
DIN 17210 30NiCrMo2-2
2 active listings and RFQs →
UNI 11234 100Cr6
2 active listings and RFQs →
Frequently Asked Questions
What is the difference between DIN 17210 30NiCrMo2-2 and UNI 11234 100Cr6?
DIN 17210 30NiCrMo2-2 specifies Ni, Mo which are not specified for UNI 11234 100Cr6.
Can DIN 17210 30NiCrMo2-2 be substituted with UNI 11234 100Cr6?
DIN 17210 30NiCrMo2-2 and UNI 11234 100Cr6 share some compositional similarity but differ enough that substitution should not be assumed. Review the differences above carefully, and consult the applicable standard or a metallurgist before using one in place of the other.