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EN 10025-2 S355JR vs AS/NZS 3678 Grade 450

Strong Match — 93% match based on chemical composition and mechanical property overlap.

EN 10025-2 S355JR (EN 10025-2:2019) and AS/NZS 3678 Grade 450 (AS/NZS 3678:2016) are both steel grades. Both fall under the Structural Steel category. EN 10025-2 S355JR is typically used for heavy structural work, pressure vessels, offshore structures, while AS/NZS 3678 Grade 450 is commonly used for heavy cranes, offshore platforms, pressure vessels, structural members in high-rise construction, mining equipment.. EN 10025-2 S355JR is defined under European Standard (EN), originating from Europe, while AS/NZS 3678 Grade 450 is defined under Australian/New Zealand Standard (AS/NZS), originating from Australia/New Zealand.

As per chemical composition, EN 10025-2 S355JR vs AS/NZS 3678 Grade 450 is a 93% 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 93%.

Frequently Compared With EN 10025-2 S355JR:
GOST 19281 09G2S CSA G40.21 260W CSA G40.21 350W CSA G40.21 400A CSA G40.21 480W ASTM A1008 SS Grade 50 ASTM A1008 SS Grade 80 ASTM A283C ASTM A572 Gr.65
Other Structural Steel Grades to Compare With EN 10025-2 S355JR:
AS/NZS 3679.1 300 CSA G40.21 300W AS/NZS 3679.1 350
Match Breakdown
CHEMISTRY MATCH
93%
MECHANICAL MATCH
No shared data
OVERALL
93%
Specifications
Property EN 10025-2 S355JR AS/NZS 3678 Grade 450
Standard EN 10025-2:2019 AS/NZS 3678:2016
Category Structural Steel Structural Steel
C (%) <=0.24 max 0.2
Si (%) <=0.55 max 0.55
Mn (%) <=1.60 max 1.6
P (%) <=0.035 max 0.03
S (%) <=0.035 max 0.03
N (%) <=0.012 Not specified
Cu (%) <=0.55 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 EN 10025-2 S355JR AS/NZS 3678 Grade 450
Tensile Strength 470-630 MPa Not specified
Yield Strength >=355 MPa Not specified
Elongation >=22% Not specified
Condition Nominal thickness up to 16 mm (tensile for 3 to 100 mm, elongation for 3 to 40 mm), longitudinal test pieces Not specified
Typical Applications
EN 10025-2 S355JR
Heavy structural work, pressure vessels, offshore structures
AS/NZS 3678 Grade 450
Heavy cranes, offshore platforms, pressure vessels, structural members in high-rise construction, mining equipment.
Key Differences
Can EN 10025-2 S355JR Be Substituted With AS/NZS 3678 Grade 450?
EN 10025-2 S355JR and AS/NZS 3678 Grade 450 overlap closely enough on chemistry and mechanical properties that AS/NZS 3678 Grade 450 is often considered as a substitute for EN 10025-2 S355JR 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
EN 10025-2 S355JR
Plate → (3 listings)
Thickness: 10–10 mm (0.39–0.39 in)
Width: 1500–1500 mm (59.06–59.06 in)
Length: 3900–4400 mm (153.54–173.23 in)
AS/NZS 3678 Grade 450
Plate → (2 listings)
Thickness: 10–10 mm (0.39–0.39 in)
Width: 1500–1500 mm (59.06–59.06 in)
Length: 2500–4200 mm (98.43–165.35 in)
On M-EX Right Now
EN 10025-2 S355JR
3 active listings and RFQs →
AS/NZS 3678 Grade 450
2 active listings and RFQs →
Frequently Asked Questions
What is the difference between EN 10025-2 S355JR and AS/NZS 3678 Grade 450?
EN 10025-2 S355JR specifies N, Cu which are not specified for AS/NZS 3678 Grade 450.
Can EN 10025-2 S355JR be substituted with AS/NZS 3678 Grade 450?
EN 10025-2 S355JR and AS/NZS 3678 Grade 450 overlap closely enough on chemistry and mechanical properties that AS/NZS 3678 Grade 450 is often considered as a substitute for EN 10025-2 S355JR in many applications. Always confirm the specific property range your application needs before substituting, and check with your supplier's mill certificate.