A709/S355J0W Carbon Steel Plate

ASTM A709 steel plate is a carbon high-strength low-alloy steel engineered to provide exceptional strength and resilience. Its unique composition enables it to withstand the harsh conditions often encountered in bridge construction, including extreme weather, heavy loads, and environmental stresses. The steel is quenched and tempered, a process that enhances its mechanical properties, making it ideal for structures requiring both strength and ductility.

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A709/S355J0W Carbon Steel Plate Description

One of the standout features of ASTM A709 steel plate is its versatility. It is available in a variety of grades, allowing engineers and architects to select the perfect specification for their specific project needs. Whether you are building a pedestrian bridge, a highway interchange, or a complex multi-span structure, this steel plate provides the reliability and performance needed to ensure safety and longevity.In addition to its superior mechanical properties, ASTM A709 steel plates are designed with sustainability in mind. Their durability reduces the need for frequent repairs and replacements, helping to lower lifecycle costs and reduce environmental impact.Choose ASTM A709 steel plate for your next bridge construction project and experience the perfect combination of strength, durability, and reliability. With this superior material, you can build structures that will stand the test of time, ensuring safe passage for generations to come.

Product Parameters

Product Name	A709/S355J0W Carbon Steel Plate
Production Process	Hot Rolling, Cold Rolling
Material Standards	AISI, ASTM, ASME, DIN, BS, EN, ISO, JIS, GOST, SAE, etc.
Width	100mm-3000mm
Length	1m-12m, or Customized Size
Thickness	0.1mm-400mm
Delivery Conditions	Rolling, Annealing, Quenching, Tempered or Standard
Surface Process	Ordinary, Wire Drawing, Laminated Film

Chemical Composition

A709	50W			50	36
A709	Type A	Type B	Type C	50	≤ 20 mm	20-40 mm	40-65 mm	65-100 mm
C	0.19	0.20	0.15	0.23	0.25	0.25	0.25	0.27
Mn	0.80-1.25	0.75-1.35	0.80-1.35	1.35	-	0.80-1.20	0.80-1.20	0.80-1.20
P.max	0.04	0.04	0.04	0.04	0.04	0.04	0.04	0.04
S.max	0.05	0.05	0.05	0.05	0.05	0.05	0.05	0.05
Si.max	0.30-0.65	0.30-0.65	0.15-0.40	-	0.40	0.40	0.15-0.40	0.15-0.40
With.min	0.25-0.40	0.20-0.40	0.20-0.50	-	0.20	0.20	0.20	0.20
Ni.max	0.40	0.50	0.25-0.50	-	-	-	-	-
Cr	0.40-0.65	0.40-0.70	0.30-0.50	-	-	-	-	-
V	0.02-0.10	0.01-0.10	0.01-0.10	-	-	-	-	-

Mechanical Properties

A709	Thickness mm	Yield Strength min	Tensile Strength min	Elongation %
A709	Thickness mm	Yield Strength min	Tensile Strength min	200 mm	50 mm
36	≤ 100	250	400-550	20	23
50	≤ 100	345	450	18	21
50S	-	345-450	450	-	-
50W, HPS50W	≤ 100	345	485	18	21
HPS70W	≤ 100	485	585-760	-	19
100, 100W, HPS100W	≤ 65	690	760-895	-	18
100, 100W	65-100	620	690-895	-	16

Physical Performance

Physical Performance	Metric	Imperial
Density	7.80 g/cc	0.282 lb/in³

Scope of Application

ASTM A709 Gr.36/Gr.50/Gr.50W applies to steel structure/steel processing parts for bridges, railways, ships, vehicles, machine tools, etc. ASTM A709 Gr.36/Gr.50/Gr.50W steel includes carbon steel and high-strength low-alloy steel structural sections, plates and bars, and quenched and tempered alloy steel for structural plates.

Equivalent Material

European Standard	American Standard	Japanese Standard	France	United Kingdom
S355 J0W	A242 Gr.1 / A588	SM A50AW	E36 WB3	WR 50B
European Standard Old	India	Russia	International	National Standard
Fe510 C2KI	Fe510 C2K1	17 G1S	Fe 355W	350 AAT