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ASTM A959 444 vs ASTM A959 29-4C

Related Material — 69.9% match based on chemical composition and mechanical property overlap.

ASTM A959 444 (ASTM A959:2011) and ASTM A959 29-4C (ASTM A959:2011) are both steel grades. Both fall under the Stainless Steel category. ASTM A959 444 is typically used for wrought stainless steel products; recommended composition limits for adoption by product standards (clause 1.1), while ASTM A959 29-4C is commonly used for wrought stainless steel products; recommended composition limits for adoption by product standards (clause 1.1). ASTM A959 444 is defined under ASTM International, originating from United States, while ASTM A959 29-4C is defined under ASTM International, originating from United States.

As per chemical composition, ASTM A959 444 vs ASTM A959 29-4C is a 80.7% 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 69.9%.

Frequently Compared With ASTM A959 444:
EN 10088-1 1.4401 ASTM A959 25-4-4 ASTM A959 26-3-3 GOST 5632 08X18H10 EN 10088-1 1.4301 GB/T 3280 06Cr19Ni10 EN 10088-1 1.4006 EN 10088-1 1.4845 IS 1570 (Part 7) 12Cr12MoH ASTM A959 .- GOST 5632 06Kh23N28 IS 1570 (Part 7) 11Cr17Ni13W3TiH
Match Breakdown
CHEMISTRY MATCH
80.7%
MECHANICAL MATCH
No shared data
OVERALL
69.9%
Specifications
Property ASTM A959 444 ASTM A959 29-4C
Standard ASTM A959:2011 ASTM A959:2011
Category Stainless Steel Stainless Steel
C (%) <=0.025 <=0.030
Cr (%) 17.5-19.5 28.0-30.0
Mn (%) <=1.00 <=1.00
Mo (%) 1.75-2.50 3.6-4.2
N (%) <=0.035 <=0.045
Ni (%) <=1.00 <=1.00
P (%) <=0.040 <=0.040
S (%) <=0.030 <=0.030
Si (%) <=1.00 <=1.00
Matched by chemical composition and mechanical properties, not a formal equivalence claim. Always verify against the applicable standard before substitution.
Typical Applications
ASTM A959 444
Wrought stainless steel products; recommended composition limits for adoption by product standards (clause 1.1)
ASTM A959 29-4C
Wrought stainless steel products; recommended composition limits for adoption by product standards (clause 1.1)
Can ASTM A959 444 Be Substituted With ASTM A959 29-4C?
ASTM A959 444 and ASTM A959 29-4C 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 444
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Frequently Asked Questions
What is the difference between ASTM A959 444 and ASTM A959 29-4C?
Both grades share a similar composition profile; see the specification table above for the exact chemistry and mechanical property values.
Can ASTM A959 444 be substituted with ASTM A959 29-4C?
ASTM A959 444 and ASTM A959 29-4C 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.