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ASTM A959 16-8-2H vs BS 970 EN58H

Close Alternative — 70.6% match based on chemical composition and mechanical property overlap.

ASTM A959 16-8-2H (ASTM A959:2011) and BS 970 EN58H (BS 970:1955) are both steel grades. Both fall under the Stainless Steel category. ASTM A959 16-8-2H is defined under ASTM International, originating from United States, while BS 970 EN58H is defined under British Standards (BS), originating from United Kingdom.

As per chemical composition, ASTM A959 16-8-2H vs BS 970 EN58H is a 70.6% match. Mechanical property data is not available for both grades, so this factor could not be scored. Combined, this makes them a close alternative overall at 70.6%.

Frequently Compared With ASTM A959 16-8-2H:
ASTM A959 .- GB/T 3280 06Cr19Ni10 IS 1570 (Part 7) 12Cr12Ni2Mo GOST 5632 08X18H10 EN 10088-1 1.4845 GOST 5632 06Kh23N28 EN 10088-1 1.4401 IS 1570 (Part 7) 11Cr17Ni13W3TiH EN 10088-1 1.4301 EN 10088-1 1.4006 IS 1570 (Part 7) 12Cr12MoH IS 1570 (Part 7) 12Cr12MoVH
Match Breakdown
CHEMISTRY MATCH
70.6%
MECHANICAL MATCH
No shared data
OVERALL
70.6%
Specifications
Property ASTM A959 16-8-2H BS 970 EN58H
Standard ASTM A959:2011 BS 970:1955
Category Stainless Steel Stainless Steel
C (%) 0.05-0.10 <=0.12
Cr (%) 14.5-16.5 17.0-20.0
Mn (%) <=2.00 <=2.00
Mo (%) 1.50-2.00 1.50-2.50
Ni (%) 7.5-9.5 8.0-12.0
P (%) <=0.045 <=0.045
S (%) <=0.030 <=0.045
Si (%) <=1.00 >=0.20
Matched by chemical composition and mechanical properties, not a formal equivalence claim. Always verify against the applicable standard before substitution.
Mechanical Properties
Property ASTM A959 16-8-2H BS 970 EN58H
Tensile Strength Not specified ≥541 MPa (35 tons/sq in, converted)
Yield Strength Not specified ≥185 MPa (12 tons/sq in, converted)
Elongation Not specified ≥30%
Condition Not specified , ruling section 6 in (lowest-strength condition of the standard)
Typical Applications
ASTM A959 16-8-2H
Wrought stainless steel products; recommended composition limits for adoption by product standards (clause 1.1)
BS 970 EN58H
Not documented
Can ASTM A959 16-8-2H Be Substituted With BS 970 EN58H?
ASTM A959 16-8-2H and BS 970 EN58H are a close alternative rather than a direct substitute. Some properties overlap well, but check the specific chemistry and mechanical rows above against your application's requirements before treating them as interchangeable.
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ASTM A959 16-8-2H
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BS 970 EN58H
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Frequently Asked Questions
What is the difference between ASTM A959 16-8-2H and BS 970 EN58H?
Both grades share a similar composition profile; see the specification table above for the exact chemistry and mechanical property values.
Can ASTM A959 16-8-2H be substituted with BS 970 EN58H?
ASTM A959 16-8-2H and BS 970 EN58H are a close alternative rather than a direct substitute. Some properties overlap well, but check the specific chemistry and mechanical rows above against your application's requirements before treating them as interchangeable.