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ASTM A240/A240M S38100 vs ASTM A959 SS310

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

ASTM A240/A240M S38100 (ASTM A240/A240M:2025) and ASTM A959 SS310 (ASTM A959:2011) are both steel grades. Both fall under the Stainless Steel category. ASTM A240/A240M S38100 is typically used for pressure vessels and general applications (plate, sheet and strip), while ASTM A959 SS310 is commonly used for furnace parts, heat exchangers, kiln components. ASTM A240/A240M S38100 is defined under ASTM International, originating from United States, while ASTM A959 SS310 is defined under ASTM International, originating from United States.

As per chemical composition, ASTM A240/A240M S38100 vs ASTM A959 SS310 is a 71.2% 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 69.9%.

Frequently Compared With ASTM A240/A240M S38100:
GOST 5632 08X18H10 IS 1570 (Part 7) 11Cr17Ni13W3TiH EN 10088-1 1.4401 IS 1570 (Part 7) 12Cr12MoH IS 1570 (Part 7) 12Cr12MoVH IS 1570 (Part 7) 12Cr12Ni2Mo EN 10088-1 1.4006 EN 10088-1 1.4301 EN 10088-1 1.4845 GB/T 3280 06Cr19Ni10 GOST 5632 06Kh23N28 ASTM A959 .-
Match Breakdown
CHEMISTRY MATCH
71.2%
MECHANICAL MATCH
No shared data
OVERALL
69.9%
Specifications
Property ASTM A240/A240M S38100 ASTM A959 SS310
Standard ASTM A240/A240M:2025 ASTM A959:2011
Category Stainless Steel Stainless Steel
C (%) <=0.08 <=0.25
Mn (%) <=2.00 <=2.00
P (%) <=0.030 <=0.045
S (%) <=0.030 <=0.030
Si (%) 1.50-2.50 <=1.50
Cr (%) 17.0-19.0 24.0-26.0
Ni (%) 17.5-18.5 19.0-22.0
Matched by chemical composition and mechanical properties, not a formal equivalence claim. Always verify against the applicable standard before substitution.
Mechanical Properties
Property ASTM A240/A240M S38100 ASTM A959 SS310
Tensile Strength >=515 MPa Not specified
Yield Strength >=205 MPa Not specified
Elongation >=40% Not specified
Hardness <=217 HB Not specified
Condition Plate, sheet and strip; yield by 0.2 percent offset Not specified
Typical Applications
ASTM A240/A240M S38100
Pressure vessels and general applications (plate, sheet and strip)
ASTM A959 SS310
Furnace parts, heat exchangers, kiln components
Can ASTM A240/A240M S38100 Be Substituted With ASTM A959 SS310?
ASTM A240/A240M S38100 and ASTM A959 SS310 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.
Forms & Sizes Available on M-EX
ASTM A240/A240M S38100
No active listings currently.
ASTM A959 SS310
Sheet → (3 listings)
Thickness: 6–6 mm (0.24–0.24 in)
Width: 1250–1250 mm (49.21–49.21 in)
Length: 3000–3500 mm (118.11–137.8 in)
On M-EX Right Now
ASTM A240/A240M S38100
0 active listings and RFQs →
ASTM A959 SS310
3 active listings and RFQs →
Frequently Asked Questions
What is the difference between ASTM A240/A240M S38100 and ASTM A959 SS310?
Both grades share a similar composition profile; see the specification table above for the exact chemistry and mechanical property values.
Can ASTM A240/A240M S38100 be substituted with ASTM A959 SS310?
ASTM A240/A240M S38100 and ASTM A959 SS310 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.