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AS/NZS 3678 Grade 250 vs ASTM A572 Gr.65

Related Material — 59.8% match based on chemical composition and mechanical property overlap.

AS/NZS 3678 Grade 250 (AS/NZS 3678:2016) and ASTM A572 Gr.65 (ASTM A572) are both steel grades. Both fall under the Structural Steel category. AS/NZS 3678 Grade 250 is typically used for structural fabrication,buildings,bridges,general construction,machinery frames,welded structures,plates, while ASTM A572 Gr.65 is commonly used for used for bridges, buildings, transmission towers, construction equipment, offshore structures, and structural members.. AS/NZS 3678 Grade 250 is defined under Australian/New Zealand Standard (AS/NZS), originating from Australia/New Zealand, while ASTM A572 Gr.65 is defined under ASTM International, originating from United States.

As per chemical composition, AS/NZS 3678 Grade 250 vs ASTM A572 Gr.65 is a 89.1% match. As per mechanical properties, the match is 1.2%. Combined, this makes them a related material overall at 59.8%.

Frequently Compared With AS/NZS 3678 Grade 250:
ASTM A1008 SS Grade 50 CSA G40.21 400A GOST 19281 09G2S AS/NZS 3679.1 350 CSA G40.21 260W AS/NZS 3679.1 300 CSA G40.21 400W CSA G40.21 480W CSA G40.21 300W CSA G40.21 350W ASTM A1008 SS Grade 80 ASTM A283C
Match Breakdown
CHEMISTRY MATCH
89.1%
MECHANICAL MATCH
1.2%
OVERALL
59.8%
Specifications
Property AS/NZS 3678 Grade 250 ASTM A572 Gr.65
Standard AS/NZS 3678:2016 ASTM A572
Category Structural Steel Structural Steel
C (%) <=0.22 0.23 max
Mn (%) <=1.70 1.35 max
P (%) <=0.040 0.040 max
S (%) <=0.040 0.050 max
Si (%) Not specified 0.40 max
V (%) Not specified 0.15 max
Nb (%) Not specified 0.05 max
Matched by chemical composition and mechanical properties, not a formal equivalence claim. Always verify against the applicable standard before substitution.
Mechanical Properties
Property AS/NZS 3678 Grade 250 ASTM A572 Gr.65
Tensile Strength 410-560 MPa 550-690 MPa
Yield Strength 250 MPa min 450 MPa min
Elongation 22-25 % 18-21%
Hardness Not specified 170-220 HB
Typical Applications
AS/NZS 3678 Grade 250
structural fabrication,buildings,bridges,general construction,machinery frames,welded structures,plates
ASTM A572 Gr.65
Used for bridges, buildings, transmission towers, construction equipment, offshore structures, and structural members.
Key Differences
Can AS/NZS 3678 Grade 250 Be Substituted With ASTM A572 Gr.65?
AS/NZS 3678 Grade 250 and ASTM A572 Gr.65 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
AS/NZS 3678 Grade 250
Plate → (2 listings)
Thickness: 10–10 mm (0.39–0.39 in)
Width: 1500–1500 mm (59.06–59.06 in)
Length: 2900–3700 mm (114.17–145.67 in)
ASTM A572 Gr.65
Plate → (4 listings)
Thickness: 10–10 mm (0.39–0.39 in)
Width: 1500–1500 mm (59.06–59.06 in)
Length: 2600–4400 mm (102.36–173.23 in)
On M-EX Right Now
AS/NZS 3678 Grade 250
2 active listings and RFQs →
ASTM A572 Gr.65
4 active listings and RFQs →
Frequently Asked Questions
What is the difference between AS/NZS 3678 Grade 250 and ASTM A572 Gr.65?
ASTM A572 Gr.65 specifies Si, V, Nb which are not specified for AS/NZS 3678 Grade 250.
Can AS/NZS 3678 Grade 250 be substituted with ASTM A572 Gr.65?
AS/NZS 3678 Grade 250 and ASTM A572 Gr.65 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.