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SAE 30304 vs IS 1570 (Part 7) 12Cr12MoH

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

SAE 30304 (SAE J405) and IS 1570 (Part 7) 12Cr12MoH (IS 1570 (Part 7):1992) are both steel grades. Both fall under the Stainless Steel category. SAE 30304 is typically used for used for chemical equipment, food processing machinery, architectural panels, fasteners, pressure vessels, and heat exchangers., while IS 1570 (Part 7) 12Cr12MoH is commonly used for boilers, pressure vessels, steam turbines, steam and water piping and other power plant equipment working at elevated temperature. SAE 30304 is defined under SAE International, originating from United States, while IS 1570 (Part 7) 12Cr12MoH is defined under Bureau of Indian Standards (IS), originating from India.

As per chemical composition, SAE 30304 vs IS 1570 (Part 7) 12Cr12MoH is a 61% match. As per mechanical properties, the match is 0.9%. Combined, this makes them a minimal match overall at 35%.

Frequently Compared With SAE 30304:
EN 10088-1 1.4845 EN 10088-1 1.4006 GB/T 3280 06Cr19Ni10 GOST 5632 06Kh23N28 EN 10088-1 1.4401 GOST 5632 12Kh13 GOST 5632 08X18H10 EN 10088-1 1.4301 IS 1570 (Part 7) 12Cr12Ni2Mo IS 1570 (Part 7) 11Cr17Ni13W3TiH ASTM A959 .- IS 1570 (Part 7) 12Cr12MoVH
Match Breakdown
CHEMISTRY MATCH
61%
MECHANICAL MATCH
0.9%
OVERALL
35%
Specifications
Property SAE 30304 IS 1570 (Part 7) 12Cr12MoH
Standard SAE J405 IS 1570 (Part 7):1992
Category Stainless Steel Stainless Steel
C (%) 0.08 max 0.08-0.16
Mn (%) 2.00 max 0.40-1.00
Si (%) 0.75 max <=0.60
Cr (%) 18.00-20.00 11.5-13.00
Ni (%) 8.00-10.50 <=1.0
P (%) 0.045 max <=0.040
S (%) 0.030 max <=0.035
Mo (%) Not specified 0.40-0.80
Matched by chemical composition and mechanical properties, not a formal equivalence claim. Always verify against the applicable standard before substitution.
Mechanical Properties
Property SAE 30304 IS 1570 (Part 7) 12Cr12MoH
Tensile Strength 515-690 MPa 680-880 MPa
Yield Strength 205 MPa min >=490 MPa (0.2 % proof stress)
Elongation 40% min >=20%
Hardness 201 HB max Not specified
Condition Not specified Bars, forgings, Q+T, thickness up to 75 (first row of Table 3)
Typical Applications
SAE 30304
Used for chemical equipment, food processing machinery, architectural panels, fasteners, pressure vessels, and heat exchangers.
IS 1570 (Part 7) 12Cr12MoH
Boilers, pressure vessels, steam turbines, steam and water piping and other power plant equipment working at elevated temperature
Key Differences
Can SAE 30304 Be Substituted With IS 1570 (Part 7) 12Cr12MoH?
SAE 30304 and IS 1570 (Part 7) 12Cr12MoH 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
SAE 30304
Sheet → (2 listings)
Thickness: 6–6 mm (0.24–0.24 in)
Width: 1250–1250 mm (49.21–49.21 in)
Length: 2500–3000 mm (98.43–118.11 in)
IS 1570 (Part 7) 12Cr12MoH
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On M-EX Right Now
SAE 30304
2 active listings and RFQs →
IS 1570 (Part 7) 12Cr12MoH
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Frequently Asked Questions
What is the difference between SAE 30304 and IS 1570 (Part 7) 12Cr12MoH?
IS 1570 (Part 7) 12Cr12MoH specifies Mo which is not specified for SAE 30304.
Can SAE 30304 be substituted with IS 1570 (Part 7) 12Cr12MoH?
SAE 30304 and IS 1570 (Part 7) 12Cr12MoH 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.