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ASTM A959 .- vs ASTM A959 29-4

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

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

As per chemical composition, ASTM A959 .- vs ASTM A959 29-4 is a 52.4% 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 ASTM A959 .-:
ASTM A959 201L ASTM A959 202 ASTM A959 16-8-2H ASTM A959 201 EN 10088-1 1.4301 ASTM A959 201LN IS 1570 (Part 7) 11Cr17Ni13W3TiH IS 1570 (Part 7) 12Cr12Ni2Mo GOST 5632 12Kh13 GB/T 3280 06Cr19Ni10 GOST 5632 08X18H10 GOST 5632 06Kh23N28
Match Breakdown
CHEMISTRY MATCH
52.4%
MECHANICAL MATCH
No shared data
OVERALL
35%
Specifications
Property ASTM A959 .- ASTM A959 29-4
Standard ASTM A959:2011 ASTM A959:2011
Category Stainless Steel Stainless Steel
C (%) <=0.030 <=0.010
Cb (%) 0.10-0.60 Not specified
Cr (%) 18.0-20.0 28.0-30.0
Mn (%) <=1.00 <=0.30
N (%) <=0.030 <=0.020
Ni (%) <=0.50 <=0.15
P (%) <=0.040 <=0.025
S (%) <=0.030 <=0.020
Si (%) <=1.00 <=0.20
Ti (%) 0.07-0.30 Not specified
Cu (%) Not specified <=0.15
Mo (%) Not specified 3.5-4.2
Matched by chemical composition and mechanical properties, not a formal equivalence claim. Always verify against the applicable standard before substitution.
Typical Applications
ASTM A959 .-
Wrought stainless steel products; recommended composition limits for adoption by product standards (clause 1.1)
ASTM A959 29-4
Wrought stainless steel products; recommended composition limits for adoption by product standards (clause 1.1)
Key Differences
Can ASTM A959 .- Be Substituted With ASTM A959 29-4?
ASTM A959 .- and ASTM A959 29-4 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 .-
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ASTM A959 29-4
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Frequently Asked Questions
What is the difference between ASTM A959 .- and ASTM A959 29-4?
ASTM A959 .- specifies Cb, Ti which are not specified for ASTM A959 29-4. ASTM A959 29-4 specifies Cu, Mo which are not specified for ASTM A959 .-.
Can ASTM A959 .- be substituted with ASTM A959 29-4?
ASTM A959 .- and ASTM A959 29-4 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.