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ASTM A240/A240M S31600 vs ASTM A959 SS316

Strong Match — 95.8% match based on chemical composition and mechanical property overlap.

ASTM A240/A240M S31600 (ASTM A240/A240M:2025) and ASTM A959 SS316 (ASTM A959:2011) are both steel grades. Both fall under the Stainless Steel category. ASTM A240/A240M S31600 is typically used for pressure vessels and general applications (plate, sheet and strip), while ASTM A959 SS316 is commonly used for marine, chemical, pharmaceutical, food processing equipment. ASTM A240/A240M S31600 is defined under ASTM International, originating from United States, while ASTM A959 SS316 is defined under ASTM International, originating from United States.

As per chemical composition, ASTM A240/A240M S31600 vs ASTM A959 SS316 is a 95.8% 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 95.8%.

Frequently Compared With ASTM A240/A240M S31600:
EN 10088-1 1.4845 ASTM A959 .- GB/T 3280 06Cr19Ni10 GOST 5632 06Kh23N28 GOST 5632 08X18H10 EN 10088-1 1.4006 EN 10088-1 1.4301 EN 10088-1 1.4401 IS 1570 (Part 7) 11Cr17Ni13W3TiH IS 1570 (Part 7) 12Cr12MoH IS 1570 (Part 7) 12Cr12MoVH IS 1570 (Part 7) 12Cr12Ni2Mo
Match Breakdown
CHEMISTRY MATCH
95.8%
MECHANICAL MATCH
No shared data
OVERALL
95.8%
Specifications
Property ASTM A240/A240M S31600 ASTM A959 SS316
Standard ASTM A240/A240M:2025 ASTM A959:2011
Category Stainless Steel Stainless Steel
C (%) <=0.08 <=0.08
Mn (%) <=2.00 <=2.00
P (%) <=0.045 <=0.045
S (%) <=0.030 <=0.030
Si (%) <=0.75 <=1.00
Cr (%) 16.0-18.0 16.0-18.0
Ni (%) 10.0-14.0 10.0-14.0
Mo (%) 2.00-3.00 2.00-3.00
N (%) <=0.10 Not specified
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 S31600 ASTM A959 SS316
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 S31600
Pressure vessels and general applications (plate, sheet and strip)
ASTM A959 SS316
Marine, chemical, pharmaceutical, food processing equipment
Key Differences
Can ASTM A240/A240M S31600 Be Substituted With ASTM A959 SS316?
ASTM A240/A240M S31600 and ASTM A959 SS316 overlap closely enough on chemistry and mechanical properties that ASTM A959 SS316 is often considered as a substitute for ASTM A240/A240M S31600 in many applications. Always confirm the specific property range your application needs before substituting, and check with your supplier's mill certificate.
Forms & Sizes Available on M-EX
ASTM A240/A240M S31600
No active listings currently.
ASTM A959 SS316
Sheet → (24 listings)
Thickness: 2–6 mm (0.08–0.24 in)
Width: 1250–1250 mm (49.21–49.21 in)
Length: 2500–4000 mm (98.43–157.48 in)
Plate → (6 listings)
Thickness: 10–10 mm (0.39–0.39 in)
Width: 1500–1500 mm (59.06–59.06 in)
Length: 2600–4200 mm (102.36–165.35 in)
Round Bar → (3 listings)
Diameter: 40–40 mm (1.57–1.57 in)
Length: 2500–4200 mm (98.43–165.35 in)
On M-EX Right Now
ASTM A240/A240M S31600
0 active listings and RFQs →
ASTM A959 SS316
33 active listings and RFQs →
Frequently Asked Questions
What is the difference between ASTM A240/A240M S31600 and ASTM A959 SS316?
ASTM A240/A240M S31600 specifies N which is not specified for ASTM A959 SS316.
Can ASTM A240/A240M S31600 be substituted with ASTM A959 SS316?
ASTM A240/A240M S31600 and ASTM A959 SS316 overlap closely enough on chemistry and mechanical properties that ASTM A959 SS316 is often considered as a substitute for ASTM A240/A240M S31600 in many applications. Always confirm the specific property range your application needs before substituting, and check with your supplier's mill certificate.