Post Stock Login Register

EN 10025-3 S420JR vs CSA G40.21 300W

Related Material — 64.3% match based on chemical composition and mechanical property overlap.

EN 10025-3 S420JR (EN 10025-3:2019) and CSA G40.21 300W (CSA G40.21-13 (R2023)) are both steel grades. Both fall under the Structural Steel category. EN 10025-3 S420JR is typically used for used in bridges, heavy machinery frames, structural beams, offshore structures, and crane components., while CSA G40.21 300W is commonly used for structural fabrication,bridges,buildings,machinery frames,general construction,welded structures. EN 10025-3 S420JR is defined under European Standard (EN), originating from Europe, while CSA G40.21 300W is defined under Canadian Standards Association (CSA), originating from Canada.

As per chemical composition, EN 10025-3 S420JR vs CSA G40.21 300W is a 89.2% match. As per mechanical properties, the match is 14.5%. Combined, this makes them a related material overall at 64.3%.

Frequently Compared With EN 10025-3 S420JR:
CSA G40.21 400A CSA G40.21 480W CSA G40.21 400W GOST 19281 09G2S CSA G40.21 260W AS/NZS 3679.1 300 CSA G40.21 350W AS/NZS 3679.1 350 ASTM A1008 SS Grade 50 ASTM A572 Gr.65 ASTM A283C ASTM A1008 SS Grade 80
Match Breakdown
CHEMISTRY MATCH
89.2%
MECHANICAL MATCH
14.5%
OVERALL
64.3%
Specifications
Property EN 10025-3 S420JR CSA G40.21 300W
Standard EN 10025-3:2019 CSA G40.21-13 (R2023)
Category Structural Steel Structural Steel
C (%) 0.20 max <=0.23
Si (%) 0.55 max Not specified
Mn (%) 1.70 max <=1.50
P (%) 0.030 max <=0.040
S (%) 0.030 max <=0.050
N (%) 0.015 max 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 10025-3 S420JR CSA G40.21 300W
Tensile Strength 520-680 MPa 450-620 MPa
Yield Strength 420 MPa min 300 MPa min
Elongation 17% min 20-23 %
Hardness 170-220 HB Not specified
Typical Applications
EN 10025-3 S420JR
Used in bridges, heavy machinery frames, structural beams, offshore structures, and crane components.
CSA G40.21 300W
structural fabrication,bridges,buildings,machinery frames,general construction,welded structures
Key Differences
Can EN 10025-3 S420JR Be Substituted With CSA G40.21 300W?
EN 10025-3 S420JR and CSA G40.21 300W 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 10025-3 S420JR
Plate → (2 listings)
Thickness: 10–10 mm (0.39–0.39 in)
Width: 1500–1500 mm (59.06–59.06 in)
Length: 3500–3900 mm (137.8–153.54 in)
CSA G40.21 300W
Plate → (2 listings)
Thickness: 10–10 mm (0.39–0.39 in)
Width: 1500–1500 mm (59.06–59.06 in)
Length: 2700–2800 mm (106.3–110.24 in)
On M-EX Right Now
EN 10025-3 S420JR
2 active listings and RFQs →
CSA G40.21 300W
2 active listings and RFQs →
Frequently Asked Questions
What is the difference between EN 10025-3 S420JR and CSA G40.21 300W?
EN 10025-3 S420JR specifies Si, N which are not specified for CSA G40.21 300W.
Can EN 10025-3 S420JR be substituted with CSA G40.21 300W?
EN 10025-3 S420JR and CSA G40.21 300W 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.