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ASTM A959 S32803 vs ASTM A959 25-4-4

Related Material — 64.1% match based on chemical composition and mechanical property overlap.

ASTM A959 S32803 (ASTM A959:2011) and ASTM A959 25-4-4 (ASTM A959:2011) are both steel grades. Both fall under the Stainless Steel category. ASTM A959 S32803 is typically used for wrought stainless steel products; recommended composition limits for adoption by product standards (clause 1.1), while ASTM A959 25-4-4 is commonly used for wrought stainless steel products; recommended composition limits for adoption by product standards (clause 1.1). ASTM A959 S32803 is defined under ASTM International, originating from United States, while ASTM A959 25-4-4 is defined under ASTM International, originating from United States.

As per chemical composition, ASTM A959 S32803 vs ASTM A959 25-4-4 is a 64.1% match. Mechanical property data is not available for both grades, so this factor could not be scored. Combined, this makes them a related material overall at 64.1%.

Frequently Compared With ASTM A959 S32803:
IS 1570 (Part 7) 11Cr17Ni13W3TiH IS 1570 (Part 7) 12Cr12MoH ASTM A959 29-4 ASTM A959 29-4-2 GB/T 3280 06Cr19Ni10 GOST 5632 06Kh23N28 GOST 5632 08X18H10 EN 10088-1 1.4006 EN 10088-1 1.4845 EN 10088-1 1.4401 EN 10088-1 1.4301 IS 1570 (Part 7) 12Cr12MoVH
Match Breakdown
CHEMISTRY MATCH
64.1%
MECHANICAL MATCH
No shared data
OVERALL
64.1%
Specifications
Property ASTM A959 S32803 ASTM A959 25-4-4
Standard ASTM A959:2011 ASTM A959:2011
Category Stainless Steel Stainless Steel
C (%) <=0.015 <=0.025
Cb (%) 0.15-0.50 Not specified
Cr (%) 28.0-29.0 24.5-26.0
Mn (%) <=0.50 <=1.00
Mo (%) 1.80-2.50 3.5-4.5
N (%) <=0.020 <=0.035
Ni (%) 3.0-4.0 3.5-4.5
P (%) <=0.020 <=0.040
S (%) <=0.005 <=0.030
Si (%) <=0.55 <=0.75
Matched by chemical composition and mechanical properties, not a formal equivalence claim. Always verify against the applicable standard before substitution.
Typical Applications
ASTM A959 S32803
Wrought stainless steel products; recommended composition limits for adoption by product standards (clause 1.1)
ASTM A959 25-4-4
Wrought stainless steel products; recommended composition limits for adoption by product standards (clause 1.1)
Key Differences
Can ASTM A959 S32803 Be Substituted With ASTM A959 25-4-4?
ASTM A959 S32803 and ASTM A959 25-4-4 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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ASTM A959 S32803
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Frequently Asked Questions
What is the difference between ASTM A959 S32803 and ASTM A959 25-4-4?
ASTM A959 S32803 specifies Cb which is not specified for ASTM A959 25-4-4.
Can ASTM A959 S32803 be substituted with ASTM A959 25-4-4?
ASTM A959 S32803 and ASTM A959 25-4-4 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.