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Hainan Futong Steel Sales Co., Ltd

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ADDRESS： Intersection of Haisheng Road and Yongwan Road in Xiuying District, Haikou City (diagonally opposite the Public Security Bureau)

What are the characteristics of Hainan welded steel pipe three-roll diagonal piercing machine?

2024-08-27

What are the characteristics of welded steel pipe three-roll diagonal piercing machine?The welded steel pipe three-high skew piercing machine has three active rolls and one head to form a closed ring pass, so the guide plate is cancelled. The shape of the roll is barrel-shaped, and the three rolls i...

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How is the solid tube blank pierced into hollow tube in the process of cross rolling perforation of welded steel pipe in Hainan?

2024-08-27

How is the solid tube blank pierced into hollow tube in the process of cross rolling perforation of welded steel pipe?At the beginning, the welded steel pipe blank is fed into the roll by the pusher and bitten by the roll. The roll drives the welded steel pipe blank to rotate and move forward at the...

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What are the factors that affect the axial sliding coefficient during the production of welded steel pipe in Hainan?

2024-08-27

Generally speaking, the axial resistance of the head and guide plate is increased, and the roll is dragged into the friction. The factors that reduce friction will promote the increase of sliding. The factors that affect the axial sliding coefficient are as follows:(1) The effect of welding steel pi...

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What is the reason for the formation of cavity in spiral steel pipe production in Hainan?

2024-08-27

What is the reason for the formation of holes in the production of spiral steel pipes?The rolled parts of spiral steel pipe are repeatedly rolled in the deformation zone because of the spiral motion. Due to the influence of the stress-deformation state, the center of the rolled piece has a longitudi...

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How to select Hainan alloy pipe

2024-08-01

In the field of industrial construction, we have been pursuing excellence, whether it is from the technical level or the selection of building materials have risen a level, only in this way can we ensure high quality, but also can better meet the needs of customers. So alloy pipe as an imp...

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The difference between hot and cold rolling process of Hainan alloy tube

2024-08-01

In the production process of alloy pipe, there will be cold rolling of steel pipe, hot rolling of steel pipe. What is the effect of cold rolling and hot rolling of this steel pipe on the steel pipe? What's the difference between them? Below let Xiaobian to explain these problems in detail for yo...

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Development history of aluminum lithium alloys

2024-06-04

Aluminum lithium alloys have mainly gone through four generations of products. The earliest lithium containing aluminum alloy was born in 1924, with a lithium element addition of only 0.1%. The special properties of this material were not discovered at the beginning, so it...

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Selection and Design of Special Alloy Steel

2024-06-04

The selection and design of special alloy steel mainly include material selection, material design, and product design.1) Material selection principles: material performance, process adaptability, and economic principles;2) Material design: Product design (product function, manufac...

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Welding and welding inspection of large steel structures

2024-06-04

1. The construction unit shall conduct welding process evaluation on the steel, welding materials, welding methods, post weld heat treatment, etc. used for the first time, and determine the welding process based on the evaluation report. The welding process evaluation should be carried out in accord...

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Preparation for construction of large steel structures

2024-06-04

Hainan Steel SupermarketConstruction preparation1. The production and installation of steel structures should meet the requirements of the construction drawing design. When it is necessary to modify the design, the consent of the original design unit should be obtained and a design change do...

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Hotline：0898—68663308 0898—68623308
Address：Intersection of Haisheng Road and Yongwan Road in Xiuying District, Haikou City (diagonally opposite the Public Security Bureau)

Company website：www.hnftsteels.com

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Hot Keywords： Hainan Steel Wholesale Hainan Steel Supermarket Hainan profile wholesale

NEWSNews

NEWSNews

CONTACTContact Us

Hainan Futong Steel Sales Co., Ltd

What are the characteristics of Hainan welded steel pipe three-roll diagonal piercing machine?

How is the solid tube blank pierced into hollow tube in the process of cross rolling perforation of welded steel pipe in Hainan?

What are the factors that affect the axial sliding coefficient during the production of welded steel pipe in Hainan?

What is the reason for the formation of cavity in spiral steel pipe production in Hainan?

How to select Hainan alloy pipe

The difference between hot and cold rolling process of Hainan alloy tube

Development history of aluminum lithium alloys

Selection and Design of Special Alloy Steel

Welding and welding inspection of large steel structures

Preparation for construction of large steel structures