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ASTM A537/A537M Class 1 vs BS 970 (Part 1) 045M10

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

ASTM A537/A537M Class 1 (ASTM A537/A537M:2013) and BS 970 (Part 1) 045M10 (BS 970 (Part 1):1991) are both steel grades. Both fall under the Carbon Steel category. ASTM A537/A537M Class 1 is typically used for fusion welded pressure vessels and structures, while BS 970 (Part 1) 045M10 is commonly used for case hardening steel (section four). ASTM A537/A537M Class 1 is defined under ASTM International, originating from United States, while BS 970 (Part 1) 045M10 is defined under British Standards (BS), originating from United Kingdom.

As per chemical composition, ASTM A537/A537M Class 1 vs BS 970 (Part 1) 045M10 is a 59.9% match. As per mechanical properties, the match is 0%. Combined, this makes them a minimal match overall at 35%.

Frequently Compared With ASTM A537/A537M Class 1:
BS 970 (Part 3) 045A10 BS 970 (Part 1) 060A40 BS 970 (Part 1) 060A45 BS 970 (Part 1) 040A04 BS 970 (Part 1) 045A10 BS 970 (Part 1) 045A10 BS 970 (Part 1) 045M10 BS 970 (Part 3) 045M10 BS 970 (Part 1) 055M15 BS 970 (Part 1) 040A10 BS 970 (Part 1) 040A12 BS 970 (Part 1) 060A32
Match Breakdown
CHEMISTRY MATCH
59.9%
MECHANICAL MATCH
0%
OVERALL
35%
Specifications
Property ASTM A537/A537M Class 1 BS 970 (Part 1) 045M10
Standard ASTM A537/A537M:2013 BS 970 (Part 1):1991
Category Carbon Steel Carbon Steel
C (%) <=0.24 0.07-0.13
Mn (%) 0.70-1.35 0.30-0.60
P (%) <=0.025 Not specified
S (%) <=0.025 Not specified
Si (%) 0.15-0.50 Not specified
Cu (%) <=0.35 Not specified
Ni (%) <=0.25 Not specified
Cr (%) <=0.25 Not specified
Mo (%) <=0.08 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 ASTM A537/A537M Class 1 BS 970 (Part 1) 045M10
Tensile Strength 485-620 MPa 430 MPa min
Yield Strength >=345 MPa Not specified
Elongation >=22% 18 % min
Condition Normalized, thickness 65 mm and under; elongation in 50 mm gauge length Case hardened, 19 mm test bar
Typical Applications
ASTM A537/A537M Class 1
Fusion welded pressure vessels and structures
BS 970 (Part 1) 045M10
Case hardening steel (section four)
Key Differences
Can ASTM A537/A537M Class 1 Be Substituted With BS 970 (Part 1) 045M10?
ASTM A537/A537M Class 1 and BS 970 (Part 1) 045M10 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.
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ASTM A537/A537M Class 1
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BS 970 (Part 1) 045M10
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Frequently Asked Questions
What is the difference between ASTM A537/A537M Class 1 and BS 970 (Part 1) 045M10?
ASTM A537/A537M Class 1 specifies P, S, Si, Cu which are not specified for BS 970 (Part 1) 045M10.
Can ASTM A537/A537M Class 1 be substituted with BS 970 (Part 1) 045M10?
ASTM A537/A537M Class 1 and BS 970 (Part 1) 045M10 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.