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ISO 683-17 20NiCrMo7 vs EN 10028-2 10CrMo9-10

Minimal Match — 34% match based on chemical composition and mechanical property overlap.

ISO 683-17 20NiCrMo7 (ISO 683-17:1999) and EN 10028-2 10CrMo9-10 (EN 10028-2:2017) are both steel grades. Both fall under the Alloy Steel category. ISO 683-17 20NiCrMo7 is typically used for used in large gears, turbine shafts, marine gearboxes, heavy-duty pinions, and industrial transmissions., while EN 10028-2 10CrMo9-10 is commonly used for flat products for pressure purposes. ISO 683-17 20NiCrMo7 is defined under International Organization for Standardization (ISO), originating from International, while EN 10028-2 10CrMo9-10 is defined under European Standard (EN), originating from Europe.

As per chemical composition, ISO 683-17 20NiCrMo7 vs EN 10028-2 10CrMo9-10 is a 50.9% match. As per mechanical properties, the match is 0%. Combined, this makes them a minimal match overall at 34%.

Frequently Compared With ISO 683-17 20NiCrMo7:
UNI 11234 100Cr6 NF A35-565 100C6 GB/T 3077 12Cr2Ni4A GOST 4543 12HN3A IS 1570 (Part 4) 103Cr4 IS 1570 (Part 4) 10Cr20Mo6 IS 4367 07Cr4Mo6 IS 1570 (Part 4) 103Cr6 IS 1570 (Part 4) 105Cr5 IS 1570 (Part 4) 07Cr4Mo6 IS 1570 (Part 7) 10Cr36Mo10H IS 4367 10Cr9Mo10
Match Breakdown
CHEMISTRY MATCH
50.9%
MECHANICAL MATCH
0%
OVERALL
34%
Specifications
Property ISO 683-17 20NiCrMo7 EN 10028-2 10CrMo9-10
Standard ISO 683-17:1999 EN 10028-2:2017
Category Alloy Steel Alloy Steel
C (%) 0.17-0.22 0.08-0.14
Si (%) 0.15-0.30 <=0.50
Mn (%) 0.45-0.65 0.40-0.80
Cr (%) 0.40-0.60 2.00-2.50
Mo (%) 0.20-0.30 0.90-1.10
Ni (%) 1.65-2.00 Not specified
P (%) <=0.035 <=0.020
S (%) <=0.040 <=0.010
N (%) Not specified <=0.012
Cu (%) Not specified <=0.30
Matched by chemical composition and mechanical properties, not a formal equivalence claim. Always verify against the applicable standard before substitution.
Mechanical Properties
Property ISO 683-17 20NiCrMo7 EN 10028-2 10CrMo9-10
Tensile Strength 1000-1300 MPa 480-630 MPa
Yield Strength 800 MPa min >=310 MPa
Elongation 9-12% >=18%
Hardness 300-360 HB Not specified
Condition Not specified Usual delivery condition normalized and tempered (+NT), nominal thickness up to 16 mm; transverse direction, Yield Strength is ReH, Elongation is A
Typical Applications
ISO 683-17 20NiCrMo7
Used in large gears, turbine shafts, marine gearboxes, heavy-duty pinions, and industrial transmissions.
EN 10028-2 10CrMo9-10
Flat products for pressure purposes
Key Differences
Can ISO 683-17 20NiCrMo7 Be Substituted With EN 10028-2 10CrMo9-10?
ISO 683-17 20NiCrMo7 and EN 10028-2 10CrMo9-10 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
ISO 683-17 20NiCrMo7
Round Bar → (2 listings)
Diameter: 50–50 mm (1.97–1.97 in)
Length: 6600–7000 mm (259.84–275.59 in)
EN 10028-2 10CrMo9-10
No active listings currently.
On M-EX Right Now
ISO 683-17 20NiCrMo7
2 active listings and RFQs →
EN 10028-2 10CrMo9-10
0 active listings and RFQs →
Frequently Asked Questions
What is the difference between ISO 683-17 20NiCrMo7 and EN 10028-2 10CrMo9-10?
ISO 683-17 20NiCrMo7 specifies Ni which is not specified for EN 10028-2 10CrMo9-10. EN 10028-2 10CrMo9-10 specifies N, Cu which are not specified for ISO 683-17 20NiCrMo7.
Can ISO 683-17 20NiCrMo7 be substituted with EN 10028-2 10CrMo9-10?
ISO 683-17 20NiCrMo7 and EN 10028-2 10CrMo9-10 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.