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ASTM A959 XM-27 vs ASTM A959 29-4-2

Related Material — 68.2% match based on chemical composition and mechanical property overlap.

ASTM A959 XM-27 (ASTM A959:2011) and ASTM A959 29-4-2 (ASTM A959:2011) are both steel grades. Both fall under the Stainless Steel category. ASTM A959 XM-27 is typically used for wrought stainless steel products; recommended composition limits for adoption by product standards (clause 1.1), while ASTM A959 29-4-2 is commonly used for wrought stainless steel products; recommended composition limits for adoption by product standards (clause 1.1). ASTM A959 XM-27 is defined under ASTM International, originating from United States, while ASTM A959 29-4-2 is defined under ASTM International, originating from United States.

As per chemical composition, ASTM A959 XM-27 vs ASTM A959 29-4-2 is a 68.2% 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 68.2%.

Frequently Compared With ASTM A959 XM-27:
ASTM A959 29-4 IS 1570 (Part 7) 12Cr12MoH ASTM A959 .- GOST 5632 08X18H10 EN 10088-1 1.4006 EN 10088-1 1.4301 EN 10088-1 1.4845 IS 1570 (Part 7) 12Cr12MoVH ASTM A959 26-3-3 EN 10088-1 1.4401 IS 1570 (Part 7) 11Cr17Ni13W3TiH ASTM A959 25-4-4
Match Breakdown
CHEMISTRY MATCH
68.2%
MECHANICAL MATCH
No shared data
OVERALL
68.2%
Specifications
Property ASTM A959 XM-27 ASTM A959 29-4-2
Standard ASTM A959:2011 ASTM A959:2011
Category Stainless Steel Stainless Steel
C (%) <=0.010 <=0.010
Cb (%) 0.05-0.20 Not specified
Cr (%) 25.0-27.5 28.0-30.0
Cu (%) <=0.20 <=0.15
Mn (%) <=0.40 <=0.30
Mo (%) 0.75-1.50 3.5-4.2
N (%) <=0.015 <=0.020
Ni (%) <=0.50 2.00-2.50
P (%) <=0.020 <=0.025
S (%) <=0.020 <=0.020
Si (%) <=0.40 <=0.20
Matched by chemical composition and mechanical properties, not a formal equivalence claim. Always verify against the applicable standard before substitution.
Typical Applications
ASTM A959 XM-27
Wrought stainless steel products; recommended composition limits for adoption by product standards (clause 1.1)
ASTM A959 29-4-2
Wrought stainless steel products; recommended composition limits for adoption by product standards (clause 1.1)
Key Differences
Can ASTM A959 XM-27 Be Substituted With ASTM A959 29-4-2?
ASTM A959 XM-27 and ASTM A959 29-4-2 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 XM-27
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ASTM A959 29-4-2
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Frequently Asked Questions
What is the difference between ASTM A959 XM-27 and ASTM A959 29-4-2?
ASTM A959 XM-27 specifies Cb which is not specified for ASTM A959 29-4-2.
Can ASTM A959 XM-27 be substituted with ASTM A959 29-4-2?
ASTM A959 XM-27 and ASTM A959 29-4-2 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.