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JIS G3506 S80C vs BS 970 (Part 1) 055M15

Minimal Match — 52.7% match based on chemical composition and mechanical property overlap.

JIS G3506 S80C (JIS G3506:2004) and BS 970 (Part 1) 055M15 (BS 970 (Part 1):1991) are both steel grades. Both fall under the Carbon Steel category. JIS G3506 S80C is typically used for springs, high carbon wire, hand tools, while BS 970 (Part 1) 055M15 is commonly used for as-rolled, or as-rolled and softened, steel (section two). JIS G3506 S80C is defined under Japanese Industrial Standards (JIS), originating from Japan, while BS 970 (Part 1) 055M15 is defined under British Standards (BS), originating from United Kingdom.

As per chemical composition, JIS G3506 S80C vs BS 970 (Part 1) 055M15 is a 79% match. As per mechanical properties, the match is 0%. Combined, this makes them a minimal match overall at 52.7%.

Frequently Compared With JIS G3506 S80C:
BS 970 (Part 3) 070M55 BS 970 (Part 1) 080A20 BS 970 (Part 1) 040A10 BS 970 (Part 1) 040A04 BS 970 (Part 1) 040A12 BS 970 (Part 1) 045A10 BS 970 (Part 1) 045A10 BS 970 (Part 3) 045A10 BS 970 (Part 1) 045M10 BS 970 (Part 1) 045M10 BS 970 (Part 3) 045M10 BS 970 (Part 1) 060A32
Match Breakdown
CHEMISTRY MATCH
79%
MECHANICAL MATCH
0%
OVERALL
52.7%
Specifications
Property JIS G3506 S80C BS 970 (Part 1) 055M15
Standard JIS G3506:2004 BS 970 (Part 1):1991
Category Carbon Steel Carbon Steel
C (%) 0.79-0.86 <=0.20
Si (%) 0.15-0.35 Not specified
Mn (%) 0.60-0.90 <=0.80
P (%) <=0.030 Not specified
S (%) <=0.030 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 JIS G3506 S80C BS 970 (Part 1) 055M15
Tensile Strength ≥820 MPa (annealed) 310 MPa min
Hardness HRC 60–65 (hardened) Not specified
Condition Not specified As-rolled
Elongation Not specified 25 % min
Hardness Not specified 121 HB min
Typical Applications
JIS G3506 S80C
Springs, high carbon wire, hand tools
BS 970 (Part 1) 055M15
As-rolled, or as-rolled and softened, steel (section two)
Key Differences
Can JIS G3506 S80C Be Substituted With BS 970 (Part 1) 055M15?
JIS G3506 S80C and BS 970 (Part 1) 055M15 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
JIS G3506 S80C
Round Bar → (2 listings)
Diameter: 40–40 mm (1.57–1.57 in)
Length: 5100–6100 mm (200.79–240.16 in)
BS 970 (Part 1) 055M15
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On M-EX Right Now
JIS G3506 S80C
2 active listings and RFQs →
BS 970 (Part 1) 055M15
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Frequently Asked Questions
What is the difference between JIS G3506 S80C and BS 970 (Part 1) 055M15?
JIS G3506 S80C specifies Si, P, S which are not specified for BS 970 (Part 1) 055M15.
Can JIS G3506 S80C be substituted with BS 970 (Part 1) 055M15?
JIS G3506 S80C and BS 970 (Part 1) 055M15 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.