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Valves

Valves

 2025/09/02

Valves are pipeline accessories used to open and close pipelines, control flow direction, regulate and control the parameters of the conveying medium (temperature, pressure, and flow). According to their functions, they can be divided into shut-off valves, check valves,…

Definition of Carbon Steel

Definition of Carbon Steel

 2025/09/01

Carbon steel, as a major category of steel materials, refers to steel materials with carbon as the main alloying element. Its carbon content is usually between 0.2% and 0%, which allows carbon steel to maintain both the strength of iron and the toughness of carbon in te…

Pipe fittings and elbows that change the direction of the pipeline

Pipe fittings and elbows that change the direction of the pipeline

 2025/08/29

A commonly used connecting pipe fitting in pipeline installation, which connects two pipes with the same or different nominal diameters to make a certain angle turn in the pipeline, with a nominal pressure of 1-1.6 Mpa.

Types of seamless welded pipe fittings

Types of seamless welded pipe fittings

 2025/08/19

Butt Weld Fitting is a commonly used connecting component in industrial pipeline systems, which is seamlessly connected to pipelines through welding and has the characteristics of high strength and good sealing. The following are common types and uses of butt welded sea…

What is a flange

What is a flange

 2025/08/18

A flange is a disc-shaped component used to connect pipes, valves, equipment, or other mechanical parts, usually with bolt holes, and is sealed or fixed by tightening bolts. It is widely used in industrial pipeline systems, petrochemicals, power, shipbuilding and other …

What are ASTM Grades

What are ASTM Grades

 2021/04/13

ASTM standards define the specific manufacturing process of the material and determine the exact chemical composition of pipes, fittings and flanges, through percentages of the permitted quantities of carbon, magnesium, nickel, etc., and are indicated by "Grade". For ex…

HGFF

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