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BS 970 EN58H vs IS 1570 (Part 7) 12Cr12MoVH

Minimal Match — 35.2% match based on chemical composition and mechanical property overlap.

BS 970 EN58H (BS 970:1955) and IS 1570 (Part 7) 12Cr12MoVH (IS 1570 (Part 7):1992) are both steel grades. Both fall under the Stainless Steel category. BS 970 EN58H is defined under British Standards (BS), originating from United Kingdom, while IS 1570 (Part 7) 12Cr12MoVH is defined under Bureau of Indian Standards (IS), originating from India.

As per chemical composition, BS 970 EN58H vs IS 1570 (Part 7) 12Cr12MoVH is a 52.8% match. As per mechanical properties, the match is 0%. Combined, this makes them a minimal match overall at 35.2%.

Frequently Compared With BS 970 EN58H:
EN 10088-1 1.4301 EN 10088-1 1.4401 EN 10088-1 1.4845 IS 1570 (Part 7) 12Cr12Ni2Mo ASTM A959 .- GOST 5632 06Kh23N28 GOST 5632 08X18H10 EN 10088-1 1.4006 IS 1570 (Part 7) 11Cr17Ni13W3TiH IS 1570 (Part 7) 12Cr12MoH GB/T 3280 06Cr19Ni10 IS 1570 (Part 7) 12Cr13H
Match Breakdown
CHEMISTRY MATCH
52.8%
MECHANICAL MATCH
0%
OVERALL
35.2%
Specifications
Property BS 970 EN58H IS 1570 (Part 7) 12Cr12MoVH
Standard BS 970:1955 IS 1570 (Part 7):1992
Category Stainless Steel Stainless Steel
C (%) <=0.12 0.08-0.16
Si (%) >=0.20 <=0.60
Mn (%) <=2.00 0.40-1.00
Ni (%) 8.0-12.0 <=1.0
Cr (%) 17.0-20.0 11.5-13.00
Mo (%) 1.50-2.50 0.40-0.80
S (%) <=0.045 <=0.035
P (%) <=0.045 <=0.040
V (%) Not specified 0.10-0.30
Matched by chemical composition and mechanical properties, not a formal equivalence claim. Always verify against the applicable standard before substitution.
Mechanical Properties
Property BS 970 EN58H IS 1570 (Part 7) 12Cr12MoVH
Tensile Strength ≥541 MPa (35 tons/sq in, converted) 770-930 MPa
Yield Strength ≥185 MPa (12 tons/sq in, converted) >=585 MPa (0.2 % proof stress)
Elongation ≥30% >=15%
Condition , ruling section 6 in (lowest-strength condition of the standard) Bars, forgings, Q+T, thickness up to 150 (first row of Table 3)
Typical Applications
BS 970 EN58H
Not documented
IS 1570 (Part 7) 12Cr12MoVH
Boilers, pressure vessels, steam turbines, steam and water piping and other power plant equipment working at elevated temperature
Key Differences
Can BS 970 EN58H Be Substituted With IS 1570 (Part 7) 12Cr12MoVH?
BS 970 EN58H and IS 1570 (Part 7) 12Cr12MoVH 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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BS 970 EN58H
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IS 1570 (Part 7) 12Cr12MoVH
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Frequently Asked Questions
What is the difference between BS 970 EN58H and IS 1570 (Part 7) 12Cr12MoVH?
IS 1570 (Part 7) 12Cr12MoVH specifies V which is not specified for BS 970 EN58H.
Can BS 970 EN58H be substituted with IS 1570 (Part 7) 12Cr12MoVH?
BS 970 EN58H and IS 1570 (Part 7) 12Cr12MoVH 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.