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EN 10083-1 36CrNiMo4 vs BS 970 (Part 3) 945M38

Related Material — 69.1% match based on chemical composition and mechanical property overlap.

EN 10083-1 36CrNiMo4 (EN 10083-1:1991) and BS 970 (Part 3) 945M38 (BS 970 (Part 3):1991) are both steel grades. Both fall under the Alloy Steel category. EN 10083-1 36CrNiMo4 is typically used for shafts, gears, high strength fasteners, while BS 970 (Part 3) 945M38 is commonly used for bright cold finished bars (cold drawn, turned or precision ground) for general engineering purposes, in straight lengths; alloy direct hardening steel (table 16). EN 10083-1 36CrNiMo4 is defined under European Standard (EN), originating from Europe, while BS 970 (Part 3) 945M38 is defined under British Standards (BS), originating from United Kingdom.

As per chemical composition, EN 10083-1 36CrNiMo4 vs BS 970 (Part 3) 945M38 is a 69.1% match. Mechanical property data is not available for both grades, so this factor could not be scored. Combined, this makes them a related material overall at 69.1%.

Frequently Compared With EN 10083-1 36CrNiMo4:
GOST 4543 12HN3A UNI 11234 100Cr6 NF A35-565 100C6 GB/T 3077 12Cr2Ni4A IS 1570 (Part 4) 10Cr20Mo6 IS 4367 07Cr4Mo6 IS 1570 (Part 4) 103Cr4 IS 1570 (Part 4) 103Cr6 IS 4367 10Cr9Mo10 IS 1570 (Part 4) 07Cr4Mo6 IS 1570 (Part 7) 10Cr36Mo10H IS 1570 (Part 4) 105Cr5
Match Breakdown
CHEMISTRY MATCH
69.1%
MECHANICAL MATCH
No shared data
OVERALL
69.1%
Specifications
Property EN 10083-1 36CrNiMo4 BS 970 (Part 3) 945M38
Standard EN 10083-1:1991 BS 970 (Part 3):1991
Category Alloy Steel Alloy Steel
C (%) 0.32-0.40 0.34-0.42
Cr (%) 0.90-1.20 0.40-0.60
Mn (%) 0.50-0.80 1.20-1.60
Mo (%) 0.15-0.30 0.15-0.25
Ni (%) 0.90-1.20 0.60-0.90
P (%) <=0.035 <=0.035
S (%) <=0.035 <=0.040
Si (%) <=0.40 0.10-0.40
Matched by chemical composition and mechanical properties, not a formal equivalence claim. Always verify against the applicable standard before substitution.
Mechanical Properties
Property EN 10083-1 36CrNiMo4 BS 970 (Part 3) 945M38
Condition Quenched and tempered, ruling section d <= 16 mm Not specified
Elongation 10% min Not specified
Hardness Soft annealed: 248 HB max Not specified
Tensile Strength 1100 to 1300 MPa Not specified
Yield Strength 900 MPa min Not specified
Typical Applications
EN 10083-1 36CrNiMo4
Shafts, gears, high strength fasteners
BS 970 (Part 3) 945M38
Bright cold finished bars (cold drawn, turned or precision ground) for general engineering purposes, in straight lengths; alloy direct hardening steel (Table 16)
Can EN 10083-1 36CrNiMo4 Be Substituted With BS 970 (Part 3) 945M38?
EN 10083-1 36CrNiMo4 and BS 970 (Part 3) 945M38 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
EN 10083-1 36CrNiMo4
Round Bar → (2 listings)
Diameter: 50–50 mm (1.97–1.97 in)
Length: 5000–7000 mm (196.85–275.59 in)
BS 970 (Part 3) 945M38
No active listings currently.
On M-EX Right Now
EN 10083-1 36CrNiMo4
2 active listings and RFQs →
BS 970 (Part 3) 945M38
0 active listings and RFQs →
Frequently Asked Questions
What is the difference between EN 10083-1 36CrNiMo4 and BS 970 (Part 3) 945M38?
Both grades share a similar composition profile; see the specification table above for the exact chemistry and mechanical property values.
Can EN 10083-1 36CrNiMo4 be substituted with BS 970 (Part 3) 945M38?
EN 10083-1 36CrNiMo4 and BS 970 (Part 3) 945M38 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.