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IS 2062 (Part 1) E235A vs AS/NZS 3678 Grade 450

Strong Match — 95.8% match based on chemical composition and mechanical property overlap.

IS 2062 (Part 1) E235A (IS 2062 (Part 1):2025) and AS/NZS 3678 Grade 450 (AS/NZS 3678:2016) are both steel grades. Both fall under the Structural Steel category. IS 2062 (Part 1) E235A is typically used for structural work: welded, bolted and riveted structures and general engineering purposes, while AS/NZS 3678 Grade 450 is commonly used for heavy cranes, offshore platforms, pressure vessels, structural members in high-rise construction, mining equipment.. IS 2062 (Part 1) E235A is defined under Bureau of Indian Standards (IS), originating from India, while AS/NZS 3678 Grade 450 is defined under Australian/New Zealand Standard (AS/NZS), originating from Australia/New Zealand.

As per chemical composition, IS 2062 (Part 1) E235A vs AS/NZS 3678 Grade 450 is a 95.8% 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 95.8%.

Frequently Compared With IS 2062 (Part 1) E235A:
IS 2062 (Part 1) E235B0 IS 2062 (Part 1) E235C IS 2062 (Part 1) E235BR CSA G40.21 300W CSA G40.21 400W ASTM A1008 SS Grade 50 CSA G40.21 260W AS/NZS 3679.1 300 CSA G40.21 400A CSA G40.21 480W GOST 19281 09G2S AS/NZS 3679.1 350
Match Breakdown
CHEMISTRY MATCH
95.8%
MECHANICAL MATCH
No shared data
OVERALL
95.8%
Specifications
Property IS 2062 (Part 1) E235A AS/NZS 3678 Grade 450
Standard IS 2062 (Part 1):2025 AS/NZS 3678:2016
Category Structural Steel Structural Steel
C (%) <=0.20 max 0.2
Mn (%) <=1.40 max 1.6
Si (%) <=0.40 max 0.55
S (%) <=0.045 max 0.03
P (%) <=0.045 max 0.03
CEV (%) <=0.40 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 IS 2062 (Part 1) E235A AS/NZS 3678 Grade 450
Tensile Strength >=360 MPa Not specified
Yield Strength 235 MPa (<=16mm) / 225 MPa (16-40mm) / 215 MPa (40-100mm) / 195 MPa (>100mm) Not specified
Elongation >=26% (<=40mm) / >=25% (40-63mm) / >=24% (63-100mm) / >=22% (>100mm) Not specified
Impact not required Not specified
Typical Applications
IS 2062 (Part 1) E235A
Structural work: welded, bolted and riveted structures and general engineering purposes
AS/NZS 3678 Grade 450
Heavy cranes, offshore platforms, pressure vessels, structural members in high-rise construction, mining equipment.
Key Differences
Can IS 2062 (Part 1) E235A Be Substituted With AS/NZS 3678 Grade 450?
IS 2062 (Part 1) E235A 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 IS 2062 (Part 1) E235A 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
IS 2062 (Part 1) E235A
No active listings currently.
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
IS 2062 (Part 1) E235A
0 active listings and RFQs →
AS/NZS 3678 Grade 450
2 active listings and RFQs →
Frequently Asked Questions
What is the difference between IS 2062 (Part 1) E235A and AS/NZS 3678 Grade 450?
IS 2062 (Part 1) E235A specifies CEV which is not specified for AS/NZS 3678 Grade 450.
Can IS 2062 (Part 1) E235A be substituted with AS/NZS 3678 Grade 450?
IS 2062 (Part 1) E235A 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 IS 2062 (Part 1) E235A in many applications. Always confirm the specific property range your application needs before substituting, and check with your supplier's mill certificate.