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KS D3566 STS304 vs IS 1570 (Part 7) 12Cr12Ni2Mo

Minimal Match — 32.9% match based on chemical composition and mechanical property overlap.

KS D3566 STS304 (KS D3566:2021) and IS 1570 (Part 7) 12Cr12Ni2Mo (IS 1570 (Part 7):1992) are both steel grades. Both fall under the Stainless Steel category. KS D3566 STS304 is typically used for chemical equipment, food processing machinery, kitchen equipment, architectural applications, storage tanks., while IS 1570 (Part 7) 12Cr12Ni2Mo is commonly used for boilers, pressure vessels, steam turbines, steam and water piping and other power plant equipment working at elevated temperature. KS D3566 STS304 is defined under Korean Industrial Standards (KS), originating from South Korea, while IS 1570 (Part 7) 12Cr12Ni2Mo is defined under Bureau of Indian Standards (IS), originating from India.

As per chemical composition, KS D3566 STS304 vs IS 1570 (Part 7) 12Cr12Ni2Mo is a 49.4% match. As per mechanical properties, the match is 0%. Combined, this makes them a minimal match overall at 32.9%.

Frequently Compared With KS D3566 STS304:
GB/T 3280 06Cr19Ni10 EN 10088-1 1.4301 GOST 5632 06Kh23N28 EN 10088-1 1.4006 EN 10088-1 1.4401 GOST 5632 12Kh13 GOST 5632 08X18H10 EN 10088-1 1.4845 ASTM A959 .- IS 1570 (Part 7) 12Cr12MoH IS 1570 (Part 7) 11Cr17Ni13W3TiH IS 1570 (Part 7) 12Cr12MoVH
Match Breakdown
CHEMISTRY MATCH
49.4%
MECHANICAL MATCH
0%
OVERALL
32.9%
Specifications
Property KS D3566 STS304 IS 1570 (Part 7) 12Cr12Ni2Mo
Standard KS D3566:2021 IS 1570 (Part 7):1992
Category Stainless Steel Stainless Steel
C (%) max 0.08 0.08-0.16
Mn (%) max 2 0.50-0.90
Si (%) max 1 <=0.35
P (%) max 0.045 <=0.040
S (%) max 0.03 <=0.030
Cr (%) 18-20 11.0-12.5
Ni (%) 8-10.5 2.0-3.0
Mo (%) Not specified 1.5-2.00
V (%) Not specified 0.25-0.40
N (%) Not specified 0.02-0.04
Matched by chemical composition and mechanical properties, not a formal equivalence claim. Always verify against the applicable standard before substitution.
Mechanical Properties
Property KS D3566 STS304 IS 1570 (Part 7) 12Cr12Ni2Mo
Tensile Strength 520 MPa min 930-1130 MPa
Yield Strength (0.2% proof) 205 MPa min Not specified
Elongation 40% min >=14%
Hardness HB 187 max Not specified
Yield Strength Not specified >=785 MPa (0.2 % proof stress)
Condition Not specified Bars, forgings, Q+T, thickness up to 150 (first row of Table 3)
Typical Applications
KS D3566 STS304
Chemical equipment, food processing machinery, kitchen equipment, architectural applications, storage tanks.
IS 1570 (Part 7) 12Cr12Ni2Mo
Boilers, pressure vessels, steam turbines, steam and water piping and other power plant equipment working at elevated temperature
Key Differences
Can KS D3566 STS304 Be Substituted With IS 1570 (Part 7) 12Cr12Ni2Mo?
KS D3566 STS304 and IS 1570 (Part 7) 12Cr12Ni2Mo 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
KS D3566 STS304
Sheet → (2 listings)
Thickness: 6–6 mm (0.24–0.24 in)
Width: 1250–1250 mm (49.21–49.21 in)
Length: 2800–3200 mm (110.24–125.98 in)
IS 1570 (Part 7) 12Cr12Ni2Mo
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On M-EX Right Now
KS D3566 STS304
2 active listings and RFQs →
IS 1570 (Part 7) 12Cr12Ni2Mo
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Frequently Asked Questions
What is the difference between KS D3566 STS304 and IS 1570 (Part 7) 12Cr12Ni2Mo?
IS 1570 (Part 7) 12Cr12Ni2Mo specifies Mo, V, N which are not specified for KS D3566 STS304.
Can KS D3566 STS304 be substituted with IS 1570 (Part 7) 12Cr12Ni2Mo?
KS D3566 STS304 and IS 1570 (Part 7) 12Cr12Ni2Mo 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.