E-mail: info@pipesl.com
Industry News

The effect of pickling, passivation and phosphating of seamless steel pipe

2023-12-18 15:05:47
In the process of production, machining, welding, testing and heat treatment of seamless steel pipes, the surface area of seamless steel pipes (carbon copper pipes, stainless steel pipes) will accumul...
Industry News

What is the fatigue of steel pipe?

2023-12-18 15:05:48
According to statistics of seamless steel pipe technical data, 80% of steel pipe fractures are caused by fatigue. The main points are analyzed as follows:Steel pipe fatigue: The size and direction of ...
Industry News

What is spheroidizing annealing and isothermal annealing of seamless steel pipe?

2023-12-18 15:05:49
The heat treatment methods of seamless steel pipes are spheroidizing annealing and isothermal annealing. What are their functions and purposes?The effect of spheroidizing annealing1. Obtain spherical ...
Industry News

Principle and method of ultrasonic flaw detection for seamless steel pipe

2023-12-18 15:05:50
Principle of ultrasonic flaw detection of seamless steel pipeUltrasonic probes can realize the mutual conversion between electrical energy and sound energy, and the physical characteristics of ultraso...
Industry News

Pressure calculation method for seamless pipe

2023-12-18 15:05:51
In order to complete the construction safely and quickly, it is essential to calculate the pressure of the seamless pipe, especially the calculation of the internal pressure.The maximum internal water...
Industry News

Cold treatment cracks and preventive measures of seamless steel pipes

2023-12-18 15:05:52
The seamless steel pipes are mostly medium and high-carbon alloy steels. After quenching, some of the subcooled austenite has not been transformed into martensite, and it remains in use as retained au...
Industry News

The difference between straight seam welded pipe and spiral welded pipe

2023-12-18 15:05:53
Welded steel pipes, also called welded pipes, are steel pipes made by welding steel plates or steel strips after crimping. Welded steel pipes have simple production process, high production efficiency...
Industry News

Process performance test of seamless steel tube for high pressure boiler

2023-12-18 15:05:54
Today's article introduces you to several experiments on the process performance of seamless steel tubes for high-pressure boilers, and the purpose of each experiment.Flattening test of seamless steel...
Industry News

What should be paid attention to when cutting cold drawn steel pipe?

2023-12-18 15:05:55
6-meter pipes usually need to be reprocessed, the most common is cutting, so what should be paid attention to when cutting cold drawn steel pipes?When manufacturers produce cold drawn steel pipes, the...
Industry News

How to cut fluid seamless pipe?

2023-12-18 15:05:56
There are several methods for cutting fluid seamless pipes, including shearing, breaking, sawing, flame cutting and anode cutting. Their characteristics are as follows:(1) Flame cutting method-this cu...
Industry News

Why use spiral welded pipe for steel protection tube?

2023-12-18 15:05:56
What is the function of spiral welded pipe for steel casing? Why use spiral welded steel pipes for steel casing?The spiral steel pipe adopts the advanced double-sided submerged arc welding manufacturi...
Industry News

Transportation, handling and storage of spiral welded pipes

2023-12-18 15:05:57
1) The storage of spiral welded steel pipes adopts a single-layer and line-up method, and the two ends of the steel pipe are padded with skids. The distance between the pipes is more than 100mm. When ...
Industry News
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About Us

Cangzhou Shenlong Pipe Manufacturing Co., Ltd. is a company& supplier& manufacturer& factory specialized in the production, processing and sales of various steel pipes, such as seamless pipe, welded pipe, straight seam steel pipe, spiral welded steel pipe, hot galvanized steel pipe, coating steel pipe, stainless steel pipe, and pipe fittings, the production base is located in Cangzhou.

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As a professional steel pipe manufacturer, we can provide First-Class Quality & Professional Technical Services ! Welcome to contact us ! 

Tel : 86-21-68415567

E-mail: info@pipesl.com

Add :10A6, No526, Laoshan Rd, Pudong New District, Shanghai, China

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