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EN 10025-2 S355K2 vs ASTM A572 Gr.65

Related Material — 62.9% match based on chemical composition and mechanical property overlap.

EN 10025-2 S355K2 (EN 10025-2:2019) and ASTM A572 Gr.65 (ASTM A572) are both steel grades. Both fall under the Structural Steel category. EN 10025-2 S355K2 is typically used for hot rolled products of structural steels, while ASTM A572 Gr.65 is commonly used for used for bridges, buildings, transmission towers, construction equipment, offshore structures, and structural members.. EN 10025-2 S355K2 is defined under European Standard (EN), originating from Europe, while ASTM A572 Gr.65 is defined under ASTM International, originating from United States.

As per chemical composition, EN 10025-2 S355K2 vs ASTM A572 Gr.65 is a 88.3% match. As per mechanical properties, the match is 12.1%. Combined, this makes them a related material overall at 62.9%.

Frequently Compared With EN 10025-2 S355K2:
AS/NZS 3679.1 300 AS/NZS 3679.1 350 GOST 19281 09G2S CSA G40.21 260W CSA G40.21 480W ASTM A1008 SS Grade 50 ASTM A1008 SS Grade 80
Other Structural Steel Grades to Compare With EN 10025-2 S355K2:
CSA G40.21 300W CSA G40.21 350W CSA G40.21 400A CSA G40.21 400W ASTM A283C
Match Breakdown
CHEMISTRY MATCH
88.3%
MECHANICAL MATCH
12.1%
OVERALL
62.9%
Specifications
Property EN 10025-2 S355K2 ASTM A572 Gr.65
Standard EN 10025-2:2019 ASTM A572
Category Structural Steel Structural Steel
C (%) <=0.24 0.23 max
Si (%) <=0.55 0.40 max
Mn (%) <=1.60 1.35 max
P (%) <=0.025 0.040 max
S (%) <=0.025 0.050 max
Cu (%) <=0.55 Not specified
V (%) Not specified 0.15 max
Nb (%) Not specified 0.05 max
Matched by chemical composition and mechanical properties, not a formal equivalence claim. Always verify against the applicable standard before substitution.
Mechanical Properties
Property EN 10025-2 S355K2 ASTM A572 Gr.65
Tensile Strength 470-630 MPa 550-690 MPa
Yield Strength >=355 MPa 450 MPa min
Elongation >=22% 18-21%
Condition Nominal thickness up to 16 mm (tensile for 3 to 100 mm, elongation for 3 to 40 mm), longitudinal test pieces Not specified
Hardness Not specified 170-220 HB
Typical Applications
EN 10025-2 S355K2
Hot rolled products of structural steels
ASTM A572 Gr.65
Used for bridges, buildings, transmission towers, construction equipment, offshore structures, and structural members.
Key Differences
Can EN 10025-2 S355K2 Be Substituted With ASTM A572 Gr.65?
EN 10025-2 S355K2 and ASTM A572 Gr.65 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
EN 10025-2 S355K2
No active listings currently.
ASTM A572 Gr.65
Plate → (4 listings)
Thickness: 10–10 mm (0.39–0.39 in)
Width: 1500–1500 mm (59.06–59.06 in)
Length: 2600–4400 mm (102.36–173.23 in)
On M-EX Right Now
EN 10025-2 S355K2
0 active listings and RFQs →
ASTM A572 Gr.65
4 active listings and RFQs →
Frequently Asked Questions
What is the difference between EN 10025-2 S355K2 and ASTM A572 Gr.65?
EN 10025-2 S355K2 specifies Cu which is not specified for ASTM A572 Gr.65. ASTM A572 Gr.65 specifies V, Nb which are not specified for EN 10025-2 S355K2.
Can EN 10025-2 S355K2 be substituted with ASTM A572 Gr.65?
EN 10025-2 S355K2 and ASTM A572 Gr.65 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.