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JIS G4305 SUS312L vs IS 1570 (Part 7) 12Cr12MoVH

Minimal Match — 31.3% match based on chemical composition and mechanical property overlap.

JIS G4305 SUS312L (JIS G4305:2012) and IS 1570 (Part 7) 12Cr12MoVH (IS 1570 (Part 7):1992) are both steel grades. Both fall under the Stainless Steel category. JIS G4305 SUS312L is typically used for cold-rolled stainless steel plates, sheet and strip, while IS 1570 (Part 7) 12Cr12MoVH is commonly used for boilers, pressure vessels, steam turbines, steam and water piping and other power plant equipment working at elevated temperature. JIS G4305 SUS312L is defined under Japanese Industrial Standards (JIS), originating from Japan, while IS 1570 (Part 7) 12Cr12MoVH is defined under Bureau of Indian Standards (IS), originating from India.

As per chemical composition, JIS G4305 SUS312L vs IS 1570 (Part 7) 12Cr12MoVH is a 46.9% match. As per mechanical properties, the match is 0%. Combined, this makes them a minimal match overall at 31.3%.

Frequently Compared With JIS G4305 SUS312L:
GOST 5632 06Kh23N28 EN 10088-1 1.4401 IS 1570 (Part 7) 12Cr13H ASTM A959 .- EN 10088-1 1.4006 EN 10088-1 1.4301 EN 10088-1 1.4845 GB/T 3280 06Cr19Ni10 GOST 5632 08X18H10 IS 1570 (Part 7) 11Cr17Ni13W3TiH IS 1570 (Part 7) 12Cr12MoH IS 1570 (Part 7) 12Cr12Ni2Mo
Match Breakdown
CHEMISTRY MATCH
46.9%
MECHANICAL MATCH
0%
OVERALL
31.3%
Specifications
Property JIS G4305 SUS312L IS 1570 (Part 7) 12Cr12MoVH
Standard JIS G4305:2012 IS 1570 (Part 7):1992
Category Stainless Steel Stainless Steel
C (%) <=0.020 0.08-0.16
Si (%) <=0.80 <=0.60
Mn (%) <=1.00 0.40-1.00
P (%) <=0.030 <=0.040
S (%) <=0.015 <=0.035
Ni (%) 17.50-19.50 <=1.0
Cr (%) 19.00-21.00 11.5-13.00
Mo (%) 6.00-7.00 0.40-0.80
Cu (%) 0.50-1.00 Not specified
N (%) 0.16-0.25 Not specified
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 JIS G4305 SUS312L IS 1570 (Part 7) 12Cr12MoVH
Tensile Strength >=650 MPa 770-930 MPa
Yield Strength >=300 MPa >=585 MPa (0.2 % proof stress)
Elongation >=35% >=15%
Hardness <=223 HB Not specified
Condition Solution heat treated plate and strip; 0.2 percent proof strength applies only when specified by the purchaser Bars, forgings, Q+T, thickness up to 150 (first row of Table 3)
Typical Applications
JIS G4305 SUS312L
Cold-rolled stainless steel plates, sheet and strip
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 JIS G4305 SUS312L Be Substituted With IS 1570 (Part 7) 12Cr12MoVH?
JIS G4305 SUS312L 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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JIS G4305 SUS312L
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IS 1570 (Part 7) 12Cr12MoVH
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Frequently Asked Questions
What is the difference between JIS G4305 SUS312L and IS 1570 (Part 7) 12Cr12MoVH?
JIS G4305 SUS312L specifies Cu, N which are not specified for IS 1570 (Part 7) 12Cr12MoVH. IS 1570 (Part 7) 12Cr12MoVH specifies V which is not specified for JIS G4305 SUS312L.
Can JIS G4305 SUS312L be substituted with IS 1570 (Part 7) 12Cr12MoVH?
JIS G4305 SUS312L 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.