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GB/T700 GB/T1591 GB Material Carbon Steel Coil

GB/T700 Q275 carbon steel and low alloy steel coil equivalent material is S275JR steel plate. S275JR steel coil is a general purpose carbon structural steel. This steel is similar to the steels listed in China GB/T700 and GB/T1591. It is also a carbon structural steel and low alloy structural steel used in engineering steel and structural steel, which is usually not heat treated. GB/T1591 steel coil is a Chinese standardized low alloy medium tensile strength steel coil produced by hot rolling process. GB/T1591 steel coil has a variety of manufacturing purposes.

Classification :

Carbon Steel Coil

Key words:

+8615666513621

sales09@hbiswugangsteel.com

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GB/T700 GB/T1591 GB Material Carbon Steel Coil Description

Product Parameters

Product Name	GB/T700 GB/T1591 GB Material Carbon Steel Coil
Production Process	Hot Rolling, Cold Rolling
Material Standards	AISI, ASTM, ASME, DIN, BS, EN, ISO, JIS, GOST, SAE, etc.
Width	45mm-2200mm
Length	Custom Size
Thickness	Hot Rolling: 2.75mm-100mm Cold Rolling: 0.2mm-3mm
Delivery Conditions	Rolling, Annealing, Quenching, Tempered or Standard
Surface Process	Ordinary, Wire Drawing, Laminated Film

Chemical Composition

Grade	C	Mn	Si	P	S
Q235A	0.14-0.22	0.30-0.65	0.30	0.045	0.050
Q235B	0.12-0.20	0.30-0.70	0.30	0.045	0.045
Q235C	≤ 0.18	0.35-0.80	0.30	0.040	0.40
Q235D	≤ 0.17	0.35-0.80	0.30	0.035	0.035
Q275	0.28-0.38	0.50-0.80	0.35	0.045	0.050
Q345B	≤0.2	≤ 1.7	≤0.5	0.035	0.035
Q345C	≤0.2	≤ 1.7	≤0.5	0.03	0.03
Q345D	≤ 0.18	≤ 1.7	≤0.5	0.03	0.025
Q390C	≤0.2	≤ 1.7	≤0.5	0.03	0.03
Q390D	≤0.2	≤ 1.7	≤0.5	0.03	0.025
Q460C	≤0.2	≤ 1.7	0.8	0.025	0.015
Q460D	≤0.2	≤ 1.7	0.8	0.025	0.015
Q460E	≤0.2	≤ 1.7	0.8	0.02	0.01
Q690C	≤0.2	≤ 1.7	0.8	0.025	0.015
Q690D	≤0.2	≤ 1.7	0.8	0.025	0.015
Q690E	≤0.2	≤ 1.7	0.8	0.02	0.01

Scope of Application

For bridge construction, highway construction and other engineering construction.

Factory Appearance

Our company is the first wide and thick steel plate production and scientific research base in China. Our company was founded in 1970 and is my country's first wide and thick plate production and scientific research base. We have now become the main base for localization and import substitution of wide and thick steel plates in my country.

Packing and shipping

It possesses two wide and heavy steel plate production lines including one 4100mm line and one 4200mm line of high specialization, with international first class technological equipment and the comprehensive capacity of annually producing over 5 million tons of molten steel and 3 million tons of steel plate. The total assets are 13.2 billion yuan. The number of employees amounts to more than 10，000. The company covers an area of 7.35 m2. The total area of industrial building at plant site is 4.4 million m2. The steel plate heat treatment technology, extra heavy steel plate production technology and ESR steel production technology are all in the leading position of the same industry.

Customer visit

It has 12 product series including low-alloy high-strength steel plates and alloy structural steel plates, more than 300 steel types, and more than 400 thickness specifications of wide and thick steel plate products. It adopts foreign standards to produce more than 180 varieties. The products are exported to more than 100 countries and regions around the world, including Europe, America, and Asia, and are well received by customers at home and abroad.

Application areas

Products are widely used in water conservancy projects, military equipment, construction industry, aerospace, automobiles, home appliances and other fields. It has scale advantages, resource advantages, integration advantages, technology research and development advantages, capital operation advantages, and has a complete pre-sales, sales and after-sales service system. Positioned to produce and develop high-end wide and thick plates, we continue to innovate and seek transformation, and are willing to provide other hot-rolled plates, medium-thick plates, wire rods, cold-rolled plates, galvanized plates, stainless steel and other steel products to global customers.

Carbon Steel Coil