Carbon Steel Coil
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Overview

A709 CARBON STEEL COIL

ASTM A709 Steel Coil is in accordance with the standard specification for bridge structural steel. ASTM A709 Steel Coil is a carbon, high strength low alloy and quenched and tempered alloy steel mainly used for bridge construction. Kyushu Metal offers the following 5 grades of steel coils: A709, 36, 50, 50W, HPS 50W. The atmospheric corrosion resistance index of the three grades of 50W, HPS 50W and HPS 70W is 6.0.

ASTM A709 Gr.36/Gr.50/Gr.50W is used for steel structures/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 profiles, plates and bars and quenched and tempered alloy steel for structural plates.


Chemical composition
A70950W5036
Type AType BType C≤20mm20-40mm40-65mm65-100mm
C0.190.20.150.230.250.250.250.27
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.max0.30-0.650.30-0.650.15-0.40-0.40.40.15-0.400.15-0.40
Cu.min0.25-0.400.20-0.400.20-0.50-0.20.20.20.2
Ni.max0.40.50.25-0.50-----
Cr0.40-0.650.40-0.700.30-0.50-----
V0.02-0.100.01-0.100.01-0.10-----


Materials & Certificates

证书

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Company Introduction

Shandong Linhai International Trade Co., Ltd. is a professional supplier of steel and metal raw materials. Its main products include carbon steel, copper, stainless steel, profiles, and rare materials, which are used in construction, home appliances, aerospace, and other fields. The company is committed to providing the most reliable and satisfactory products to customers worldwide.

Leveraging its strong supply chain network, solid expertise, and reliable service, Linhai International Trade Co., Ltd. has become a leading steel supplier for numerous clients in countries and regions including the Middle East, South America, and Southeast Asia.

Adhering to the principle of "product quality is the foundation of survival, and service quality is the bridge to success," the company provides customers with high-quality service and satisfactory products, always prioritizing customer needs.

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