PRODUCT

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A36 Carbon steel plate

A36 is an American standard carbon structural plate, which is subject to ASTM A36/A36M. This standard is applicable to riveting, bolting and welding structures for bridges and buildings, as well as general purpose structural steel quality carbon steel sections, plates and bars.

X42 Carbon steel pipe

X42 pipeline pipe is the pipeline pipe with steel grade of X42. The pipeline pipe is used to transport the oil, steam and water pumped out of the ground to the oil and natural gas industrial enterprises through the pipeline pipe. Pipeline pipe includes seamless pipe and welded steel pipe, with flat end, threaded end and socket end at the pipe end; The connection methods are welding, coupling connection, socket connection, etc.

ST37 Carbon steel coil

Performance and application of material ST37: the material has good performance, that is, through cold rolling, it can obtain cold rolled strip and steel plate with thinner thickness and higher precision, with high straightness, high surface finish, clean and bright surface of cold rolled plate in Taiwan Strait, easy to be coated, various varieties, wide application, high stamping performance, non aging, and low yield point.

S355 Carbon steel plate

S355  Carbon steel plate is a carbon steel used in buildings, bridges, ships, vehicles and other structures, which must have a certain strength and require impact performance and welding performance when necessary.

NM500 Carbon steel plate

NM500 steel plate is a high-strength wear-resistant steel plate with high wear resistance. NM500 wear-resistant steel plate is widely used in engineering machinery, environmental protection machinery, metallurgical machinery, abrasives, bearings and other product parts.

A283 Carbon steel plate

ASTM A283 is a carbon steel plate for general structural use with low to medium tensile strength. The ASTM A283 steel specification covers four structural quality grades of low carbon steel plates for general application, Grade A, B, C, and D.

1020 Carbon steel coil

1020 belongs to high-quality carbon structural steel. Its strength is slightly higher than 1015 steel. It has good toughness, plasticity and weldability. It is rarely quenched and has no temper brittleness. Parts with high cold deformation plasticity, generally used for bending, calendering, edge bending and hammer arch processing, good welding performance of electric arc welding and contact welding, small thickness during gas welding, strict shape requirements or complex shapes are prone to cracks. Machinability cold drawing or normalizing state is better than annealing state, and is often used to manufacture various mechanical parts with low stress and high toughness requirements.

SS400 Carbon steel coil

Due to moderate carbon content and good comprehensive properties, the strength, plasticity, welding and other properties are well matched, which is the most widely used. SS400 steel plate is applicable to bridges, ships and vehicles.SS400 is often rolled into wire rod or round steel, square steel, flat steel, angle steel, I-beam, channel steel, window frame steel and other section steel, medium thick steel plate. It is widely used in buildings and engineering structures. It is used for making steel bars or building workshop frames, high-voltage transmission towers, bridges, vehicles, boilers, containers, ships, etc., and is also widely used as mechanical parts with low performance requirements; C. Grade D steel can also be used as some professional steel.

About Us

Tangshan Iron & Steel

Tangshan Iron & Steel, founded in 1943, Tang steel is the core enterprise and largest subsidiary of HBIS. It is the birthplace of converter steel making in China and was once one of the "Top Ten Steels" in the country. Tang steel is the one of the earliest and largest state-owned steel enterprise in Tangshan and the national A-level environmental performance enterprise, is the country’s “first batch of green factories”, it is praised as the "cleanest steel factory in the world" by the World Steel Association, and won the "National May Day Labor Award" and "National Civilized Unit"and other honorary titles.

60000

Covers an area of 60,000 ㎡

1000 +

There are currently 1,000 employees

30 +

30 production lines.

9 million tons

The annual production capacity exceeds 9 million tons

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Premium production line

Tang steel is an influential and well-known production base for automotive steel and home appliance panels at home and abroad. It is committed to providing the most valuable steel materials and comprehensive service solutions for downstream industries.

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Plates

In terms of plates, it has CSP, wide and thick plates, internationally advanced 2250 mm hot continuous rolling and supporting cold rolling continuous retreat, galvanizing production lines, etc., with a production capacity of 9.7 million tons;

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Seamless steel pipes

The seamless pipe production line has an annual production capacity of 2 million tons. It is one of the seamless pipe production bases with the most complete varieties and specifications in my country.

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Heavy rail profiles

In terms of heavy rail profiles, it has two world-leading large-scale universal steel rolling production lines and a waste heat quenching production line with a production capacity of 2.1 million tons.

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wire rods

In terms of wire rods, it has 5 production lines including wire rods and strip steel, with a production capacity of 2.25 million tons.

NEWS

We are a professional manufacturer engaged in the research, development, production, sale and service.


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How to make carbon steel pipe?

The raw material for carbon steel pipes is round tube billet. The round tube billet must be cut by a cutting machine into a billet with a length of about 1 meter and sent to the furnace for heating via a conveyor belt. The billet is fed into the furnace and heated to a temperature of approximately 1,200 degrees Celsius.

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Stainless steel rod production process

Raw material processing: First, select high-quality stainless steel blanks as raw materials and conduct quality inspections to ensure that the raw materials meet the requirements. The raw material is then heated to remove impurities and bubbles inside it.

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Types and specifications of angle steel

It is mainly divided into two types: equilateral angle steel and unequal angle steel. Among them, unequal angle steel can be divided into two types: unequal sides and equal thickness and unequal sides and unequal thickness.

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Cold rolled steel processing methods

Cold rolled steel is steel produced by cold rolling. Cold rolling is to further thin the No. 1 steel plate to a target thickness under room temperature conditions. Compared with hot-rolled steel plates, cold-rolled steel plates have a more precise thickness, smooth and beautiful surface, and have various superior mechanical properties, especially in terms of processing performance.

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Inspection of steel bars and process inspection of steel bar joints

When inspecting steel bars, the first thing to do is to check the brand number and quality certificate of the steel bars; secondly, to check the appearance, take 5% of the steel bars from each batch, and check that there should be no cracks, wounds or laminations on the surface, and the bumps on the surface of the steel bars should not exceed the horizontal limit.

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What is corrugated board?

Corrugated board, also called profiled board, is made of color-coated steel sheets, galvanized sheets and other metal sheets that are rolled and cold-bent into various corrugated profiled boards. It is suitable for industrial and civil buildings, warehouses, special buildings, and large-span buildings. Roofs, walls and interior and exterior wall decoration of steel structure houses. It has the characteristics of light weight, high strength, rich color, convenient and quick construction, earthquake resistance, fireproof, rainproof, long life, maintenance-free, etc., and has been widely promoted and used.