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IS 6603 X04Cr18Ni12Mo3 vs ASTM A959 .-

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

IS 6603 X04Cr18Ni12Mo3 (IS 6603:2024) and ASTM A959 .- (ASTM A959:2011) are both steel grades. Both fall under the Stainless Steel category. IS 6603 X04Cr18Ni12Mo3 is typically used for general purposes, semi-finished products, bars, wire rods and bright bars, while ASTM A959 .- is commonly used for wrought stainless steel products; recommended composition limits for adoption by product standards (clause 1.1). IS 6603 X04Cr18Ni12Mo3 is defined under Bureau of Indian Standards (IS), originating from India, while ASTM A959 .- is defined under ASTM International, originating from United States.

As per chemical composition, IS 6603 X04Cr18Ni12Mo3 vs ASTM A959 .- is a 65.6% match. Mechanical property data is not available for both grades, so this factor could not be scored. Combined, this makes them a minimal match overall at 35%.

Frequently Compared With IS 6603 X04Cr18Ni12Mo3:
GB/T 3280 06Cr19Ni10 GOST 5632 06Kh23N28 GOST 5632 08X18H10 EN 10088-1 1.4006 EN 10088-1 1.4301 EN 10088-1 1.4401 EN 10088-1 1.4845 IS 1570 (Part 7) 11Cr17Ni13W3TiH IS 1570 (Part 7) 12Cr12MoH IS 1570 (Part 7) 12Cr12MoVH IS 1570 (Part 7) 12Cr12Ni2Mo IS 1570 (Part 7) 12Cr13H
Match Breakdown
CHEMISTRY MATCH
65.6%
MECHANICAL MATCH
No shared data
OVERALL
35%
Specifications
Property IS 6603 X04Cr18Ni12Mo3 ASTM A959 .-
Standard IS 6603:2024 ASTM A959:2011
Category Stainless Steel Stainless Steel
C (%) <=0.080 <=0.030
Si (%) <=1.00 <=1.00
Mn (%) <=2.00 <=1.00
P (%) <=0.045 <=0.040
S (%) <=0.030 <=0.030
Cr (%) 18.0-20.0 18.0-20.0
Mo (%) 3.0-4.0 Not specified
Ni (%) 11.0-15.0 <=0.50
N (%) <=0.10 <=0.030
Cb (%) Not specified 0.10-0.60
Ti (%) Not specified 0.07-0.30
Matched by chemical composition and mechanical properties, not a formal equivalence claim. Always verify against the applicable standard before substitution.
Mechanical Properties
Property IS 6603 X04Cr18Ni12Mo3 ASTM A959 .-
Tensile Strength >=515 MPa Not specified
Yield Strength >=205 MPa Not specified
Elongation >=40% Not specified
Condition Solution annealed, conditions 1C, 1E, 1D, 1X, 1G and 2D, all sizes; Yield Strength is Rp0.2, Elongation is A (longitudinal) Not specified
Typical Applications
IS 6603 X04Cr18Ni12Mo3
General purposes, semi-finished products, bars, wire rods and bright bars
ASTM A959 .-
Wrought stainless steel products; recommended composition limits for adoption by product standards (clause 1.1)
Key Differences
Can IS 6603 X04Cr18Ni12Mo3 Be Substituted With ASTM A959 .-?
IS 6603 X04Cr18Ni12Mo3 and ASTM A959 .- 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.
On M-EX Right Now
IS 6603 X04Cr18Ni12Mo3
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ASTM A959 .-
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Frequently Asked Questions
What is the difference between IS 6603 X04Cr18Ni12Mo3 and ASTM A959 .-?
IS 6603 X04Cr18Ni12Mo3 specifies Mo which is not specified for ASTM A959 .-. ASTM A959 .- specifies Cb, Ti which are not specified for IS 6603 X04Cr18Ni12Mo3.
Can IS 6603 X04Cr18Ni12Mo3 be substituted with ASTM A959 .-?
IS 6603 X04Cr18Ni12Mo3 and ASTM A959 .- 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.