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ASTM A959 634 vs ASTM A959 633

Close Alternative — 84.4% match based on chemical composition and mechanical property overlap.

ASTM A959 634 (ASTM A959:2011) and ASTM A959 633 (ASTM A959:2011) are both steel grades. Both fall under the Stainless Steel category. ASTM A959 634 is typically used for wrought stainless steel products; recommended composition limits for adoption by product standards (clause 1.1), while ASTM A959 633 is commonly used for wrought stainless steel products; recommended composition limits for adoption by product standards (clause 1.1). ASTM A959 634 is defined under ASTM International, originating from United States, while ASTM A959 633 is defined under ASTM International, originating from United States.

As per chemical composition, ASTM A959 634 vs ASTM A959 633 is a 84.4% match. Mechanical property data is not available for both grades, so this factor could not be scored. Combined, this makes them a close alternative overall at 84.4%.

Frequently Compared With ASTM A959 634:
GOST 5632 06Kh23N28 GOST 5632 08X18H10 EN 10088-1 1.4301 IS 1570 (Part 7) 12Cr12MoH IS 1570 (Part 7) 12Cr12Ni2Mo ASTM A959 .- GB/T 3280 06Cr19Ni10 EN 10088-1 1.4006 EN 10088-1 1.4401 EN 10088-1 1.4845 IS 1570 (Part 7) 11Cr17Ni13W3TiH IS 1570 (Part 7) 12Cr12MoVH
Match Breakdown
CHEMISTRY MATCH
84.4%
MECHANICAL MATCH
No shared data
OVERALL
84.4%
Specifications
Property ASTM A959 634 ASTM A959 633
Standard ASTM A959:2011 ASTM A959:2011
Category Stainless Steel Stainless Steel
C (%) 0.10-0.15 0.07-0.11
Cb (%) 0.10-0.50 Not specified
Cr (%) 15.0-16.0 16.0-17.0
Mn (%) 0.50-1.25 0.50-1.25
Mo (%) 2.5-3.2 2.5-3.2
N (%) 0.07-0.13 0.07-0.13
Ni (%) 4.0-5.0 4.0-5.0
P (%) <=0.040 <=0.040
S (%) <=0.030 <=0.030
Si (%) <=0.50 <=0.50
Matched by chemical composition and mechanical properties, not a formal equivalence claim. Always verify against the applicable standard before substitution.
Typical Applications
ASTM A959 634
Wrought stainless steel products; recommended composition limits for adoption by product standards (clause 1.1)
ASTM A959 633
Wrought stainless steel products; recommended composition limits for adoption by product standards (clause 1.1)
Key Differences
Can ASTM A959 634 Be Substituted With ASTM A959 633?
ASTM A959 634 and ASTM A959 633 are a close alternative rather than a direct substitute. Some properties overlap well, but check the specific chemistry and mechanical rows above against your application's requirements before treating them as interchangeable.
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ASTM A959 634
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ASTM A959 633
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Frequently Asked Questions
What is the difference between ASTM A959 634 and ASTM A959 633?
ASTM A959 634 specifies Cb which is not specified for ASTM A959 633.
Can ASTM A959 634 be substituted with ASTM A959 633?
ASTM A959 634 and ASTM A959 633 are a close alternative rather than a direct substitute. Some properties overlap well, but check the specific chemistry and mechanical rows above against your application's requirements before treating them as interchangeable.