ASTM A283C vs ASTM A1008 SS Grade 50

Related Material — 63.4% match based on chemical composition and mechanical property overlap.

ASTM A283C (ASTM A283) and ASTM A1008 SS Grade 50 (ASTM A1008) are both steel grades. Both fall under the Structural Steel category. ASTM A283C is typically used for used for structural fabrication, storage tanks, buildings, bridges, machinery bases, and welded structures., while ASTM A1008 SS Grade 50 is commonly used for cold-rolled high-strength structural steel sheet; automotive structural components, cold-formed parts requiring moderate strength. ASTM A283C is defined under ASTM International, originating from United States, while ASTM A1008 SS Grade 50 is defined under ASTM International, originating from United States.

As per chemical composition, ASTM A283C vs ASTM A1008 SS Grade 50 is a 95.2% match. As per mechanical properties, the match is 0%. Combined, this makes them a related material overall at 63.4%.

Frequently Compared With ASTM A283C:
CSA G40.21 260W ASTM A1008 SS Grade 80 ASTM A572 Grade 50 ASTM A572 Gr.65 CSA G40.21 480W CSA G40.21 400W AS/NZS 3679.1 350 CSA G40.21 300W AS/NZS 3679.1 300 CSA G40.21 400A GOST 19281 09G2S CSA G40.21 350W
Match Breakdown
CHEMISTRY MATCH
95.2%
MECHANICAL MATCH
0%
OVERALL
63.4%
Specifications
Property ASTM A283C ASTM A1008 SS Grade 50
Standard ASTM A283 ASTM A1008
Category Structural Steel Structural Steel
C (%) 0.24 max <=0.20
Mn (%) 0.90 max <=1.35
P (%) 0.035 max <=0.040
S (%) 0.040 max <=0.040
Si (%) 0.40 max <=0.50
Matched by chemical composition and mechanical properties, not a formal equivalence claim. Always verify against the applicable standard before substitution.
Mechanical Properties
Property ASTM A283C ASTM A1008 SS Grade 50
Tensile Strength 380-515 MPa 380 MPa min
Yield Strength 205 MPa min 340 MPa min
Elongation 23-27% 14% min
Hardness 120-170 HB Not specified
Typical Applications
ASTM A283C
Used for structural fabrication, storage tanks, buildings, bridges, machinery bases, and welded structures.
ASTM A1008 SS Grade 50
Cold-rolled high-strength structural steel sheet; automotive structural components, cold-formed parts requiring moderate strength
Can ASTM A283C Be Substituted With ASTM A1008 SS Grade 50?
ASTM A283C and ASTM A1008 SS Grade 50 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 A283C
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 A1008 SS Grade 50
Plate → (2 listings)
Thickness: 10–10 mm (0.39–0.39 in)
Width: 1500–1500 mm (59.06–59.06 in)
Length: 2700–3400 mm (106.3–133.86 in)
On M-EX Right Now
ASTM A283C
2 active listings and RFQs →
ASTM A1008 SS Grade 50
2 active listings and RFQs →
Frequently Asked Questions
What is the difference between ASTM A283C and ASTM A1008 SS Grade 50?
Both grades share a similar composition profile; see the specification table above for the exact chemistry and mechanical property values.
Can ASTM A283C be substituted with ASTM A1008 SS Grade 50?
ASTM A283C and ASTM A1008 SS Grade 50 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.