ASME SA 283 Gr A B C D equivalent material

What is Equivalent Materials for ASME SA283 Grades

ASME SA283 grades (A, B, C, and D) is essential for cost-effective sourcing, compliance with global standards, and ensuring performance in applications like bridges, buildings, and low-pressure tanks. ASME SA283, under the asme sa 283/sa 283m standard, includes four grades—Grade A, Grade B, Grade C, and Grade D—with increasing tensile strength for welded structures.

At Gangsteel, a leading supplier from China, we produce high-quality plates like sa 283 grade a steel plate, sa 283 grade b steel plate, sa 283 grade c steel plate, and sa 283 grade d steel plate. This guide details equivalent materials for each grade, focusing on chemical composition, mechanical properties, and applications to help you choose the right steel. Equivalents align with standards like EN, JIS, and GB, ensuring compatibility for global projects.

SA283 Grade A Equivalent Materials

ASME SA283 Grade A is a low-carbon steel with tensile strength of 45-60 ksi (310-415 MPa) and yield strength of 24 ksi (165 MPa) min, ideal for low-strength structural applications like simple buildings or storage tanks. Its primary equivalent is ASTM A283 Grade A, identical under ASTM A283/A283M. Equivalents are chosen for similar low-carbon composition and weldability, per asme sa283 grade a structural steel specifications.

Key Equivalents:

• USA: ASTM A283 Grade A (same as SA283 Gr A).
• EU: EN 10025-2 S235JR, yield 235 MPa, tensile 360-510 MPa, low carbon for structures.
• Germany: DIN 17100 St37-2, tensile 340-470 MPa for general construction.
• Japan: JIS G3101 SS400, yield 235 MPa, widely used for structural plates.
• UK: BS 4360 40A, similar low-strength for welded structures.
• China: GB/T 700 Q235B, yield 235 MPa for buildings and tanks.
• Korea: KS D 3503 SS400, matches for industrial structures.
• France: AFNOR E24-2, comparable mechanicals for general use.
• India: IS 2062 E250A, low-carbon structural steel.
• Australia: AS 3678 Grade 250, for normalized structural plates.

These equivalents suit low-load applications, ensuring easy fabrication.

SA283 Grade B Equivalent Materials

ASME SA283 Grade B offers slightly higher strength with tensile 50-65 ksi (345-450 MPa) and yield 27 ksi (185 MPa) min, suitable for moderate-load structures like industrial frameworks. Its primary equivalent is ASTM A283 Grade B. Equivalents align with asme sa283 grade b mechanical properties guide for medium-strength needs.

Key Equivalents:

• USA: ASTM A283 Grade B (same as SA283 Gr B).
• EU: EN 10025-2 S235J0, yield 235 MPa, tensile 360-510 MPa for structures.
• Germany: DIN 17100 St37-2, similar tensile for construction.
• Japan: JIS G3101 SS400, yield 235 MPa for structural use.
• UK: BS 4360 40B, matches for welded frameworks.
• China: GB/T 700 Q235C, low-carbon for moderate loads.
• Korea: KS D 3503 SS400, good for industrial plates.
• France: AFNOR E24-3, comparable for structural applications.
• India: IS 2062 E250B, for medium-strength structures.
• Australia: AS 3678 Grade 250, similar normalized properties.

These support moderate-pressure designs with good weldability.

SA283 Grade C Equivalent Materials

ASME SA283 Grade C provides higher strength with tensile 55-75 ksi (380-515 MPa) and yield 30 ksi (205 MPa) min, ideal for structural and low-pressure vessel applications like industrial tanks. Its primary equivalent is ASTM A283 Grade C, per asme sa283 grade c structural plate specifications.

Key Equivalents:

• USA: ASTM A283 Grade C (same as SA283 Gr C).
• EU: EN 10025-2 S275JR, yield 275 MPa, tensile 410-560 MPa for structures.
• Germany: DIN 17100 St44-2, tensile 430-580 MPa for heavier loads.
• Japan: JIS G3101 SS400, yield 235 MPa for structural plates.
• UK: BS 4360 43A, comparable for welded structures.
• China: GB/T 700 Q275, yield 275 MPa for industrial use.
• Korea: KS D 3503 SS400, matches for structural applications.
• France: AFNOR E28-2, similar mechanicals.
• India: IS 2062 E275A, for structural frameworks.
• Australia: AS 3678 Grade 300, for higher-strength structures.

These equivalents are suited for moderate to high loads.

SA283 Grade D Equivalent Materials

ASME SA283 Grade D offers the highest strength in the series, with tensile 60-80 ksi (415-550 MPa) and yield 33 ksi (230 MPa) min, perfect for heavy-duty structural applications like bridges or tanks. Its primary equivalent is ASTM A283 Grade D, per asme sa283 grade d yield strength specifications.

Key Equivalents:

• USA: ASTM A283 Grade D (same as SA283 Gr D).
• EU: EN 10025-2 S275J2, yield 275 MPa, tensile 410-560 MPa for robust structures.
• Germany: DIN 17100 St44-3, tensile 430-580 MPa for heavy construction.
• Japan: JIS G3101 SS490, yield 275 MPa for structural use.
• UK: BS 4360 43D, matches for high-strength frameworks.
• China: GB/T 700 Q275, yield 275 MPa for industrial applications.
• Korea: KS D 3503 SS490, comparable for structural plates.
• France: AFNOR E28-4, similar mechanicals.
• India: IS 2062 E275C, for heavy-duty structures.
• Australia: AS 3678 Grade 300, for high-strength normalized plates.

These equivalents support demanding structural designs.

Chemical Composition Comparison

All SA283 grades have low carbon (0.24-0.27% max) and manganese (0.90 max) for weldability, with phosphorus (0.035 max) and sulfur (0.040 max) controlled to prevent brittleness. Grade D includes silicon (0.40 max) for enhanced properties. Equivalents like S235JR (C: 0.17 max, Mn: 1.40 max) and SS400 (C: not specified, Mn: 1.40 max) have slightly lower carbon but similar impurities.

Comparison table:

Mechanical Properties Comparison

Mechanical properties increase from Grade A to D, with equivalents matching closely. SA283 Gr A: yield 24 ksi, tensile 45-60 ksi. Gr B: yield 27 ksi, tensile 50-65 ksi. Gr C: yield 30 ksi, tensile 55-75 ksi. Gr D: yield 33 ksi, tensile 60-80 ksi. Equivalents like S275JR (yield 275 MPa, tensile 410-560 MPa) align with Gr C/D.

Properties table:

Applications and Advantages

SA283 equivalents are used in buildings, bridges, and low-pressure tanks, offering low cost and easy welding. Gr A suits simple structures, Gr B/C for moderate loads, Gr D for heavy frameworks. Gangsteel ensures reliable sourcing.

Frequently Asked Questions (FAQs) About Equivalent Materials for SA283 Grades

What is the equivalent of SA283 Gr A?

SA283 Gr A equivalents include ASTM A283 Gr A, EN S235JR, JIS SS400, GB Q235B, with yield ~165-235 MPa for low-strength structures.

What is the equivalent of SA283 Gr B?

SA283 Gr B equivalents include ASTM A283 Gr B, EN S235J0, JIS SS400, GB Q235C, with yield ~185-235 MPa for moderate structures.

What is the equivalent of SA283 Gr C?

SA283 Gr C equivalents include ASTM A283 Gr C, EN S275JR, JIS SS400, GB Q275, with yield ~205-275 MPa for industrial tanks.

What is the equivalent of SA283 Gr D?

SA283 Gr D equivalents include ASTM A283 Gr D, EN S275J2, JIS SS490, GB Q275, with yield ~230-275 MPa for heavy frameworks.

What are the key properties of SA283 equivalents?

Equivalents have low carbon (≤0.27%), yield 165-275 MPa, and are as-rolled/normalized for weldability in structural and low-pressure applications.

Are SA283 equivalents the same as ASTM A283?

Yes, SA283 Gr A/B/C/D are identical to ASTM A283 Gr A/B/C/D, with SA283 for ASME code compliance.

In summary, equivalent materials for SA283 grades from Gangsteel, including sa 283 grade a steel plate to sa 283 grade d steel plate, offer versatile, cost-effective options for global structural projects. Contact us for tailored solutions and reliable supply.

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