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ASTM A959 N08700 vs ASTM A240/A240M N08700

Strong Match — 95.1% match based on chemical composition and mechanical property overlap.

ASTM A959 N08700 (ASTM A959:2011) and ASTM A240/A240M N08700 (ASTM A240/A240M:2025) are both steel grades. Both fall under the Stainless Steel category. ASTM A959 N08700 is typically used for wrought stainless steel products; recommended composition limits for adoption by product standards (clause 1.1), while ASTM A240/A240M N08700 is commonly used for pressure vessels and general applications (plate, sheet and strip). ASTM A959 N08700 is defined under ASTM International, originating from United States, while ASTM A240/A240M N08700 is defined under ASTM International, originating from United States.

As per chemical composition, ASTM A959 N08700 vs ASTM A240/A240M N08700 is a 95.1% match. Mechanical property data is not available for both grades, so this factor could not be scored. Combined, this makes them a strong match overall at 95.1%.

Frequently Compared With ASTM A959 N08700:
GOST 5632 06Kh23N28 EN 10088-1 1.4401 EN 10088-1 1.4845 IS 1570 (Part 7) 12Cr12MoH IS 1570 (Part 7) 12Cr12MoVH GOST 5632 08X18H10 EN 10088-1 1.4006 EN 10088-1 1.4301 IS 1570 (Part 7) 12Cr13H ASTM A959 .- GB/T 3280 06Cr19Ni10 IS 1570 (Part 7) 11Cr17Ni13W3TiH
Match Breakdown
CHEMISTRY MATCH
95.1%
MECHANICAL MATCH
No shared data
OVERALL
95.1%
Specifications
Property ASTM A959 N08700 ASTM A240/A240M N08700
Standard ASTM A959:2011 ASTM A240/A240M:2025
Category Stainless Steel Stainless Steel
C (%) <=0.04 <=0.04
Cr (%) 19.0-23.0 19.0-23.0
Cu (%) <=0.50 <=0.50
Mn (%) <=2.00 <=2.00
Mo (%) 4.3-5.0 4.3-5.0
Ni (%) 24.0-26.0 24.0-26.0
P (%) <=0.040 <=0.040
S (%) <=0.030 <=0.030
Si (%) <=1.00 <=1.00
Nb (%) Not specified <=0.40
Matched by chemical composition and mechanical properties, not a formal equivalence claim. Always verify against the applicable standard before substitution.
Mechanical Properties
Property ASTM A959 N08700 ASTM A240/A240M N08700
Tensile Strength Not specified >=550 MPa
Yield Strength Not specified >=240 MPa
Elongation Not specified >=30%
Hardness Not specified <=192 HB
Condition Not specified Plate, sheet and strip; yield by 0.2 percent offset
Typical Applications
ASTM A959 N08700
Wrought stainless steel products; recommended composition limits for adoption by product standards (clause 1.1)
ASTM A240/A240M N08700
Pressure vessels and general applications (plate, sheet and strip)
Key Differences
Can ASTM A959 N08700 Be Substituted With ASTM A240/A240M N08700?
ASTM A959 N08700 and ASTM A240/A240M N08700 overlap closely enough on chemistry and mechanical properties that ASTM A240/A240M N08700 is often considered as a substitute for ASTM A959 N08700 in many applications. Always confirm the specific property range your application needs before substituting, and check with your supplier's mill certificate.
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ASTM A959 N08700
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ASTM A240/A240M N08700
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Frequently Asked Questions
What is the difference between ASTM A959 N08700 and ASTM A240/A240M N08700?
ASTM A240/A240M N08700 specifies Nb which is not specified for ASTM A959 N08700.
Can ASTM A959 N08700 be substituted with ASTM A240/A240M N08700?
ASTM A959 N08700 and ASTM A240/A240M N08700 overlap closely enough on chemistry and mechanical properties that ASTM A240/A240M N08700 is often considered as a substitute for ASTM A959 N08700 in many applications. Always confirm the specific property range your application needs before substituting, and check with your supplier's mill certificate.