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IS 2062 (Part 1) E300A vs CSA G40.21 300W

Related Material — 62.6% match based on chemical composition and mechanical property overlap.

IS 2062 (Part 1) E300A (IS 2062 (Part 1):2025) and CSA G40.21 300W (CSA G40.21-13 (R2023)) are both steel grades. Both fall under the Structural Steel category. IS 2062 (Part 1) E300A is typically used for structural work: welded, bolted and riveted structures and general engineering purposes, while CSA G40.21 300W is commonly used for structural fabrication,bridges,buildings,machinery frames,general construction,welded structures. IS 2062 (Part 1) E300A is defined under Bureau of Indian Standards (IS), originating from India, while CSA G40.21 300W is defined under Canadian Standards Association (CSA), originating from Canada.

As per chemical composition, IS 2062 (Part 1) E300A vs CSA G40.21 300W is a 93.9% match. As per mechanical properties, the match is 0%. Combined, this makes them a related material overall at 62.6%.

Frequently Compared With IS 2062 (Part 1) E300A:
CSA G40.21 260W CSA G40.21 400A ASTM A1008 SS Grade 50 CSA G40.21 400W ASTM A283C ASTM A572 Gr.65 CSA G40.21 350W GOST 19281 09G2S AS/NZS 3679.1 300 AS/NZS 3679.1 350 CSA G40.21 480W ASTM A1008 SS Grade 80
Match Breakdown
CHEMISTRY MATCH
93.9%
MECHANICAL MATCH
0%
OVERALL
62.6%
Specifications
Property IS 2062 (Part 1) E300A CSA G40.21 300W
Standard IS 2062 (Part 1):2025 CSA G40.21-13 (R2023)
Category Structural Steel Structural Steel
C (%) <=0.22 <=0.23
Mn (%) <=1.50 <=1.50
Si (%) <=0.45 Not specified
S (%) <=0.045 <=0.050
P (%) <=0.045 <=0.040
CEV (%) <=0.44 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) E300A CSA G40.21 300W
Tensile Strength >=440 MPa 450-620 MPa
Yield Strength 300 MPa (<=16mm) / 290 MPa (16-40mm) / 280 MPa (40-100mm) / 250 MPa (>100mm) 300 MPa min
Elongation >=22% (<=40mm) / >=20% (40-63mm) / >=19% (63-100mm) / >=19% (>100mm) 20-23 %
Impact not required Not specified
Typical Applications
IS 2062 (Part 1) E300A
Structural work: welded, bolted and riveted structures and general engineering purposes
CSA G40.21 300W
structural fabrication,bridges,buildings,machinery frames,general construction,welded structures
Key Differences
Can IS 2062 (Part 1) E300A Be Substituted With CSA G40.21 300W?
IS 2062 (Part 1) E300A 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
IS 2062 (Part 1) E300A
No active listings currently.
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
IS 2062 (Part 1) E300A
0 active listings and RFQs →
CSA G40.21 300W
2 active listings and RFQs →
Frequently Asked Questions
What is the difference between IS 2062 (Part 1) E300A and CSA G40.21 300W?
IS 2062 (Part 1) E300A specifies Si, CEV which are not specified for CSA G40.21 300W.
Can IS 2062 (Part 1) E300A be substituted with CSA G40.21 300W?
IS 2062 (Part 1) E300A 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.