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ASTM Structural Steel Plate

Name: ASTM Structural Steel Plate
Brand: Ever Nickel
Price: 99.99 USD
Availability: InStock
Rating: 4.8 (50 reviews)

Plate Type: ASTM Structural Steel Plates,Carbon Steel Plate

Steel Grade: A36,Grade 50 / 60 / 65 etc

Width: 1220mm 1250mm 1500mm Or As Customer Required

Thickness: 2.0mm-200mm

Length: 2440mm 2500mm 3000mm Or As Required

Standard: ASTM A36,ASTM A572,ASTM A588 Weathering Steel,ASTM A709,ASTM A514,ASTM A283 Grade C

Surface: Mild Steel Plain inish, Hot-Dip Galvanized, Color Coated, Etc.

Processing Service: Bending, Welding, Decoiling, Cutting, Punching

Application: Skyscraper & High-Rise Building Steel,Bridge Construction Plates,Heavy Machinery & Earthmoving Equipment Steel,Transmission Tower Structural Steel,Industrial Warehouse Framing,Offshore Structural Components

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Description
Specification
Standard
Process
Package & marking

ASTM Structural Steel Plate – High-Strength Solutions for Global Infrastructure

OurASTM Structural Steel Platesare engineered to provide the essential load-bearing strength, weldability, and durability required for modern engineering projects. From skyscrapers and bridges to heavy industrial equipment, we supply premium hot-rolled plates that meet the world’s most demanding structural codes. Our plates undergo rigorous quality control to ensure uniform thickness and superior surface quality, facilitating efficient fabrication and long-term safety.

Common Standards and Steel Grades

We provide a comprehensive inventory of carbon and low-alloy structural steels tailored to specific environmental and mechanical needs:

ASTM A36:The most widely used carbon structural steel. Excellent weldability and machinability for general construction.

ASTM A572:High-strength low-alloy (HSLA) columbium-vanadium steel.

Common Grades:Grade 42, Grade 50, Grade 60, Grade 65.

ASTM A588 (Corten Steel):High-strength low-alloy steel with enhanced atmospheric corrosion resistance (weathering steel). Perfect for bridges and outdoor structures.

ASTM A514:High-yield-strength, quenched and tempered alloy steel plate. Used in heavy-duty machinery and crane booms (GradesA, B, E, F, H, P, Q).

ASTM A283:Low and intermediate tensile strength carbon steel plates for general structural purposes.

Dimensions and Technical Specifications

We offer a vast range of sizes, from thin structural sheets to heavy-duty thick plates, with precision cutting services available:

Feature	Specification Range
Thickness (WT)	3mm to 300mm (0.118” to 11.8”)
Width	1500mm, 1800mm, 2000mm, 2200mm, 2500mm, 3000mm
Length	6000mm, 9000mm, 12000mm (Up to 18000mm for special projects)
Surface Finish	Black (Hot Rolled), Shot Blasted, Primed, or Galvanized
Processing	CNC Plasma Cutting, Laser Cutting, Bending, and Drilling

Core Application Fields

Structural steel plates are the backbone of diverse industrial and civil engineering sectors:

Civil Construction:High-rise building frames, stadium roofs, and warehouse structures.

Bridge Engineering:Plate girders, trusses, and suspension bridge components using A588 weathering steel.

Shipbuilding & Marine:Offshore platforms, deck plating, and hull structures.

Heavy Machinery:Excavator buckets, crane arms, mining equipment, and agricultural machinery.

Energy & Storage:Base plates for wind towers, storage tank floors, and transmission tower components.

Chemical Composition Comparison Table

Standard	Steel Grade	C (max)	Si (max)	Mn (max)	P (max)	S (max)	N (max)	Cu (max)	CEV (max)
Part 2	S235JR	0.17	-	1.4	0.035	0.035	0.012	0.55	0.35
(Non-alloy)	S235J0	0.17	-	1.4	0.03	0.03	0.012	0.55	0.35
	S235J2	0.17	-	1.4	0.025	0.025	-	0.55	0.35
	S275JR	0.21	-	1.5	0.035	0.035	0.012	0.55	0.4
	S275J0	0.18	-	1.5	0.03	0.03	0.012	0.55	0.4
	S275J2	0.18	-	1.5	0.025	0.025	-	0.55	0.4
	S355JR	0.24	0.55	1.6	0.035	0.035	0.012	0.55	0.45
	S355J0	0.2	0.55	1.6	0.03	0.03	0.012	0.55	0.45
	S355J2	0.2	0.55	1.6	0.025	0.025	-	0.55	0.45
	S355K2	0.2	0.55	1.6	0.025	0.025	-	0.55	0.45
Part 3/4	S420N/ML	0.2	0.5	1.7	0.025	0.02	0.015	0.35	0.48
(Fine grain)	S460N/ML	0.2	0.6	1.7	0.025	0.02	0.025	0.4	0.53

Steel Grade Comparison Properties and Composition

Standard	Steel Grade	Thickness (mm)	Yield ReH (min MPa)	Tensile Rm (MPa)	Elongation A (min %)	Impact Test (Temp/Value)
EN 10025-2	S235JR	≤1 16<t≤40	235 225	360 – 510	26	20°C / 27J
	S275JR	≤1 16<t≤40	275 265	410 – 560	23	20°C / 27J
	S355J2	≤1 16<t≤40 40<t≤63	355 345 335	470 – 630	22	-20°C / 27J
ASTM A516	Grade 60	≤200	220	415 – 550	21	Per Order (e.g., -46°C)
	Grade 65	≤200	240	450 – 585	19	Per Order
	Grade 70	≤200	260	485 – 620	17	Per Order
EN 10225	S355G10+M	≤1 16<t≤40	355 345	470 – 630	22	-40°C / 50J (L)
	S420G2+M	≤1 16<t≤40	420 400	500 – 660	19	-40°C / 50J (L)
	S460G2+M	≤1 16<t≤40	460 440	530 – 710	17	-40°C / 50J (L)
API 5L	Grade B	All	245 – 450	≥415	Formula	PSL2: 0°C / 27J
	X52Q	All	360 – 530	460 – 760	Formula	PSL2: 0°C / 27J
	X65Q	All	450 – 600	535 – 760	Formula	PSL2: 0°C / 27J
	X70Q	All	485 – 635	570 – 760	Formula	PSL2: 0°C / 27J

Carbon Steel Plate Production Process

Package and marking

According to customer's requirements, more than two steel plates can be bundled as following.

1. Two or more steel plates are bare and bound, and the unit plate are not bound.
2. Horizontal binding not less than four,the edge can be protected angle.
3. The straps at both ends are fixed at 200~500 mm from the end of the plate.

Marking

1. The marking is eye-catching, firm,clear and standard,and does not fade.The marking information Includes Surface painting, side painting (side label) and die stamping.
2. Surface painting contains the following information: Forever steel company logo, steel grade,standard,plate number, plate dimensions, heat number, special painting (CE certification, vessel certification, API certification, etc.), special requirements of the customer.
3. Side painting (side label) paste flat, firm, parallel to the direction of the steel plate rolling, information includes steel grade, plate number, plate dimensions, special requirements of the customer.
4. Die stamping: suitable for shipbuilding plate, CE certification plate, API certification plate, vessel plate and steel plate required by customer, information includes: steel grade, plate number, special information (ship certification, CE certification and API certification, etc.), special requirements of the customer.