Knowledge

24Feb, 2025

Production Process of Plastic-Coated Composite Pipe
The production of plastic-coated composite pipes is a complex and intricate process that combines the strength of metallic materials with the corrosion and abrasion resistance of p
24Feb, 2025

Plastic-coated Composite Steel Pipe
Plastic-coated composite steel pipe is a type of composite piping that consists of a steel pipe with one or multiple layers of polymeric materials (such as thermoplastic powder coa
21Feb, 2025

Transportation Requirements for Plastic-lined Composite Pipes
During the transfer and transportation of plastic-lined steel pipes (including plastic-lined pipes), adequate protective measures should be taken to prevent damage to the pipes. Pl
21Feb, 2025

Storage Requirements for Plastic-lined Composite Pipes
Plastic-lined steel pipes (including plastic-lined pipes) should be stored indoors in a straight and level position, away from heat sources. When stored outdoors, rain-proof protec
21Feb, 2025

Tests Required for Plastic-lined Composite Pipes
Firstly, dimensional inspection is conducted. Additionally, plastic-lined composite pipes must not exhibit any issues of diameter reduction or pipe shrinking. For visual inspection
21Feb, 2025

Precautions for Using Plastic-lined Composite Pipes
The minimum operating temperature should not be lower than -10°C, and the maximum should not exceed 90°C. Within this temperature range, the normal use of plastic-lined com
21Feb, 2025

Packing Method for Plastic-lined Composite Pipes
In addition to the requirements for pipe caps, nameplates, and inkjet printing content, the packing method is basically the same as that for hot-dip galvanized steel pipes.
20Feb, 2025

Requirements for Caps of Plastic-lined Composite Pipes
(1) The caps should be of the internal plug type: Once fastened, the caps should not fall off easily; they should be easily removable without the need for additional tools. (2) The
20Feb, 2025

Color of Pipe Caps
Generally, there are red (RAL 6021) and green (RAL 3001). Red pipe caps represent hot water pipes, while green pipe caps represent cold water pipes.
20Feb, 2025

The Reason for Using Caps on Plastic-lined Composite Pipes
Using caps of different colors on plastic-lined composite pipes allows for the distinction of pipes intended for different purposes. Additionally, it ensures that the plastic layer
20Feb, 2025

The Reason for Using an Expanding Ring on Plastic-lined Composite Pipes
By employing an expanding ring, the cross-section of the metal pipe end is protected, adding an extra layer of safeguard for the plastic-lined composite pipe.
20Feb, 2025

Expanding Ring
Utilizing the expandable property of the silicone sleeve, the stainless steel tube end protection ring placed inside the tube opening is tightened and positioned, facilitating the

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