A709/S355J0W Carbon Steel Coil

SKU: HC-1134542728899952640

A709 steel coil is high-strength alloy steel coil that is widely used in construction, bridges, ships, automobiles and other fields. The chemical composition of A709 steel coil mainly includes carbon, silicon, manganese, phosphorus, sulfur, chromium, nickel and other elements. The carbon content is relatively high, generally between 0.22%-0.29%.

Testing & Certification

Key Features

  • Third-Party Inspection Support
  • Sufficient Inventory Supply
  • International Standard Certification
  • Custom Processing Service

Contact Us

Scan to chatWhatsApp QR Code

Product Description

A709 steel coil is high-strength alloy steel coil that is widely used in construction, bridges, ships, automobiles and other fields. The chemical composition of A709 steel coil mainly includes carbon, silicon, manganese, phosphorus, sulfur, chromium, nickel and other elements. The carbon content is relatively high, generally between 0.22%-0.29%. A709 steel coil has a very diverse chemical composition including carbon, silicon, manganese, phosphorus, sulfur, chromium, nickel and other elements. The carbon content is relatively high, generally between 0.22% and 0.29%. This chemical composition ratio gives A709 steel coils high strength and wear resistance. In terms of mechanical properties, the coils have very good tensile strength, yield strength, elongation and impact toughness, ensuring th ey have better stability and durability when bearing load and impact. A 709 carbon steel coils are commonly used as structure/steel processing parts for bridges, railways, ships, vehicles, machine tools, etc. .

Product Parameters

Product NameA709/S355J0W Carbon Steel Coil
Production ProcessHot Rolling,Cold Rolling
Material StandardsAISI,ASTM,ASME,DIN,BS,EN,ISO,JIS,GOST,SAE etc.
Width45mm-2200mm
LengthCustom Size
ThicknessHot Rolling: 2.75mm-100mm Cold Rolling: 0.2mm-3mm
Delivery ConditionsRolling,Annealing,Quenching,Tempered or Standard
Surface ProcessOrdinary,Wire Drawing,Laminated Film

Chemical Composition

A70950W5036
Type AType BType C≤ 20 mm20-40 mm40-65 mm65-100 mm
C0.190.200.150.230.250.250.250.27
Mn0.80-1.250.75-1.350.80-1.351.35-0.80-1.200.80-1.200.80-1.20
P. max0.040.040.040.040.040.040.040.04
S. max0.050.050.050.050.050.050.050.05
Si. max0.30-0.650.30-0.650.15-0.40-0.400.400.15-0.400.15-0.40
With.. min0.25-0.400.20-0.400.20-0.50-0.200.200.200.20
Ni. max0.400.500.25-0.50-----
Cr0.40-0.650.40-0.700.30-0.50-----
V0.02-0.100.01-0.100.01-0.10-----

Mechanical Properties

A709Thickness mmYield Strength minTensile Strength minElongation %
200 mm50 mm
36≤ 100250400-5502023
50≤ 1003454501821
50S-345-450450--
50W,HPS50W≤ 1003454851821
HPS70W≤ 100485585-760-19
100,100W,HPS100W≤ 65690760-895-18
100,100W65-100620690-895-16

Physical Performance

Physical PerformanceMetricImperial
Density7.80 g/cc0.282 lb/in³

Equivalent Material

European StandardAmerican StandardJapanese StandardFranceUnited Kingdom
S355 J0WA242 Gr.1 / A588SM A50AWE36 WB3WR 50B
European Standard OldIndiaRussiaInternationalNational Standard
Fe510 C2KIFe510 C2K117G1SFe 355W350 AAT
© 2026 HongChen Metal. All rights reserved.Powered by HongChen-CMS
+86 15052357278
juniper@hongchen-steel.com
+86 15052357278