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EN 10025-5 S420J5W vs ASTM A588

Minimal Match — 35% match based on chemical composition and mechanical property overlap.

EN 10025-5 S420J5W (EN 10025-5:2019) and ASTM A588 (ASTM A588) are both steel grades. Both fall under the Structural Steel (Corten / Weathering) category. EN 10025-5 S420J5W is defined under European Standard (EN), originating from Europe, while ASTM A588 is defined under ASTM International, originating from United States.

As per chemical composition, EN 10025-5 S420J5W vs ASTM A588 is a 77.4% match. As per mechanical properties, the match is 24.8%. Combined, this makes them a minimal match overall at 35%.

Frequently Compared With EN 10025-5 S420J5W:
EN 10025-5 S355J5W EN 10025-5 S420J2W EN 10025-5 S420J4W EN 10025-5 S420K2W EN 10025-5 S460J4W
Other Structural Steel (Corten / Weathering) Grades to Compare With EN 10025-5 S420J5W:
CSA G40.21 260WT CSA G40.21 350A CSA G40.21 480A CSA G40.21 50W ASTM A588 Grade A ASTM A588 Grade B ASTM A709 Grade HPS 70W
Match Breakdown
CHEMISTRY MATCH
77.4%
MECHANICAL MATCH
24.8%
OVERALL
35%
Specifications
Property EN 10025-5 S420J5W ASTM A588
Standard EN 10025-5:2019 ASTM A588
Category Structural Steel (Corten / Weathering) Structural Steel (Corten / Weathering)
C (%) <=0.20 0.19 max
Si (%) <=0.65 0.30-0.65
Mn (%) 0.50-1.35 0.80-1.25
P (%) <=0.030 0.04 max
S (%) <=0.025 0.05 max
N (%) <=0.025 Not specified
Cr (%) 0.40-0.80 0.40-0.70
Cu (%) 0.25-0.55 0.20-0.40
Ni (%) Not specified 0.40 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 10025-5 S420J5W ASTM A588
Tensile Strength 500-660 MPa 485-630 MPa
Yield Strength >=420 MPa 345 MPa min
Elongation >=19% 18-21%
Condition Nominal thickness up to 16 mm for yield, 3 to 100 mm for tensile, 3 to 40 mm for elongation (Lo = 5.65 sqrt(S0), longitudinal); transverse values are lower, see blocks Not specified
Hardness Not specified 140-190 HB
Typical Applications
EN 10025-5 S420J5W
Not documented
ASTM A588
Used for bridges, railway wagons, transmission poles, architectural structures, containers, and outdoor construction.
Key Differences
Can EN 10025-5 S420J5W Be Substituted With ASTM A588?
EN 10025-5 S420J5W and ASTM A588 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 10025-5 S420J5W
No active listings currently.
ASTM A588
Plate → (2 listings)
Thickness: 10–10 mm (0.39–0.39 in)
Width: 1500–1500 mm (59.06–59.06 in)
Length: 2500–2700 mm (98.43–106.3 in)
On M-EX Right Now
EN 10025-5 S420J5W
0 active listings and RFQs →
ASTM A588
2 active listings and RFQs →
Frequently Asked Questions
What is the difference between EN 10025-5 S420J5W and ASTM A588?
EN 10025-5 S420J5W specifies N which is not specified for ASTM A588. ASTM A588 specifies Ni which is not specified for EN 10025-5 S420J5W.
Can EN 10025-5 S420J5W be substituted with ASTM A588?
EN 10025-5 S420J5W and ASTM A588 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.