ASTM A588 Grade B vs EN 10025-5 S235J2W

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

ASTM A588 Grade B (ASTM A588) and EN 10025-5 S235J2W (EN 10025-5:2019) are both steel grades. Both fall under the Structural Steel (Corten / Weathering) category. ASTM A588 Grade B is typically used for high-strength low-alloy structural steel with atmospheric corrosion resistance (weathering steel); bridges, transmission/communication towers, gusset plates, exposed structural applications, while EN 10025-5 S235J2W is commonly used for weathering (atmospheric corrosion-resistant) structural steel; bridges, railway wagons, shipping containers, transmission towers, outdoor structures exposed without protective coating. ASTM A588 Grade B is defined under ASTM International, originating from United States, while EN 10025-5 S235J2W is defined under European Standard (EN), originating from Europe.

As per chemical composition, ASTM A588 Grade B vs EN 10025-5 S235J2W is a 67.9% match. As per mechanical properties, the match is 0%. Combined, this makes them a minimal match overall at 35%.

Frequently Compared With ASTM A588 Grade B:
ASTM A588 EN 10025-5 S355J2W EN 10025-5 S355J0WP CSA G40.21 260WT JIS G3114 SMA400 CSA G40.21 350A CSA G40.21 50W ASTM A588 Grade A EN 10025-5 S355J2WP AS/NZS 3678 Grade 350WR CSA G40.21 480A ASTM A709 Grade HPS 70W
Match Breakdown
CHEMISTRY MATCH
67.9%
MECHANICAL MATCH
0%
OVERALL
35%
Specifications
Property ASTM A588 Grade B EN 10025-5 S235J2W
Standard ASTM A588 EN 10025-5:2019
Category Structural Steel (Corten / Weathering) Structural Steel (Corten / Weathering)
C (%) <=0.20 <=0.13
Mn (%) 0.75-1.25 0.20-0.60
Si (%) 0.15-0.30 <=0.40
P (%) <=0.040 <=0.035
S (%) <=0.050 <=0.030
Cu (%) 0.20-0.40 0.25-0.55
Cr (%) 0.40-0.70 0.40-0.80
Ni (%) <=0.50 Not specified
Mo (%) 0.02-0.10 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 A588 Grade B EN 10025-5 S235J2W
Tensile Strength 485 MPa min 360-510 MPa
Yield Strength 345 MPa min >=235 MPa
Elongation 18% min >=26%
Hardness 140-190 HB Not specified
Condition Not specified 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
Typical Applications
ASTM A588 Grade B
High-strength low-alloy structural steel with atmospheric corrosion resistance (weathering steel); bridges, transmission/communication towers, gusset plates, exposed structural applications
EN 10025-5 S235J2W
Weathering (atmospheric corrosion-resistant) structural steel; bridges, railway wagons, shipping containers, transmission towers, outdoor structures exposed without protective coating
Key Differences
Can ASTM A588 Grade B Be Substituted With EN 10025-5 S235J2W?
ASTM A588 Grade B and EN 10025-5 S235J2W 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
ASTM A588 Grade B
Plate → (2 listings)
Thickness: 10–10 mm (0.39–0.39 in)
Width: 1500–1500 mm (59.06–59.06 in)
Length: 3100–3200 mm (122.05–125.98 in)
EN 10025-5 S235J2W
Plate → (2 listings)
Thickness: 10–10 mm (0.39–0.39 in)
Width: 1500–1500 mm (59.06–59.06 in)
Length: 2800–3600 mm (110.24–141.73 in)
On M-EX Right Now
ASTM A588 Grade B
2 active listings and RFQs →
EN 10025-5 S235J2W
2 active listings and RFQs →
Frequently Asked Questions
What is the difference between ASTM A588 Grade B and EN 10025-5 S235J2W?
ASTM A588 Grade B specifies Ni, Mo which are not specified for EN 10025-5 S235J2W.
Can ASTM A588 Grade B be substituted with EN 10025-5 S235J2W?
ASTM A588 Grade B and EN 10025-5 S235J2W 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.