Seamless steel pipe


All posts for Seamless steel pipe

Annealing Process of Seamless Steel Pipe

Annealing process of  seamless steel pipe : 1. Fully annealed. It is used to refine the coarse and superheated structure with poor mechanical properties in medium and low carbon steels after casting, forging and welding. The workpiece is heated to a temperature between 30 and 50 ° C above the temper ...

lvy lee - Permanent Steel Manufacturing Co.,Ltd


Posted 10 days agoPress > Seamless steel pipecarbon steelannealing process

Specification and Requirements for Seamless Steel Pipe Marking

In the relevant regulations, there are a series of regulations and requirements for  seamless steel pipe  marking. The specific requirements for the logo are as follows: 1. The seamless steel pipe manufacturer's logo should be eye-catching, firm, clear, standardized, and not easy to fade. 2. The m ...

lvy lee - Permanent Steel Manufacturing Co.,Ltd


Posted 25 days agoPress > Seamless steel pipemarking3PE

What is the ERW Steel Pipe

" ERW steel pipe " is a straight seam electric resistance welded pipe. English Electric Resistance Welding, abbreviated as ERW, is used to transport vapor and liquid objects such as oil and natural gas. It can meet various requirements of high and low pressure, and currently accounts for the world i ...

lvy lee - Permanent Steel Manufacturing Co.,Ltd


Posted 1 month agoPress > erw steel pipelsaw steel pipewelded pipe +1

The Development Prospect of Seamless Steel Pipe is Very Good

Among the many high-quality pipe materials, seamless steel pipe is the most noteworthy one. This type of pipe material not only has a clear market advantage, but also a lot of fields that can be applied. This typical hollow-section pipe material not only transports various fluids, but also serve ...

lvy lee - Permanent Steel Manufacturing Co.,Ltd


Posted 1 month agoPress > Seamless steel pipehollow sectionraw material

Difference Between 10# and 20# of Seamless Steel Pipe

Along with the continuous development of the society and the modern development of urbanization, the use of seamless steel pipes is becoming more and more extensive, such as the construction of electrified high-speed railways, substations, and communication facilities. Therefore, the demand for seam ...

lvy lee - Permanent Steel Manufacturing Co.,Ltd


Posted 2 months agoPress > Seamless steel pipecarbon steelhigh pressure boiler tube +1

How To Clean The Inner Wall Of A Seamless Steel Pipe

Everyone knows that seamless steel pipes will have oil stains and oxide scales generated by welding and some other dirt during the production process. The outer wall is better cleaned: if it is oily, it can be washed with organic solvent or lye. If it is rusted, use a special rust remover. But how ...

lvy lee - Permanent Steel Manufacturing Co.,Ltd


Posted 2 months agoPress > Seamless steel pipecarbon steelinner wall +1

Degaussing Method of Seamless Seel Pipe

Both GB/T9711. 2 and API Spec 5L standards have clear requirements for remanence of seamless steel pipes , so it is necessary to master the method of degaussing seamless steel pipes. The AC degaussing method for seamless steel pipes is currently the most common method. Seamless steel tube AC ​​dega ...

lvy lee - Permanent Steel Manufacturing Co.,Ltd


Posted 2 months agoPress > Seamless carbon steel pipeSeamless steel pipeseamless steel tube

How To Judge The Quality Of A106B American Standard Seamless Steel Pipe?

There is a lot of use of A106B American standard seamless steel pipe . For its knowledge of use, many users don't know much about it. Today, I will introduce the use of A106B American standard seamless steel pipe in detail. I hope that you will be very helpful when you choose to use A106B seamless ...

lvy lee - Permanent Steel Manufacturing Co.,Ltd


Posted 2 months agoPress > Seamless steel pipeASTM A106China Pipe Fitting Manufacturer +1

Non-destructive Testing Methods for Steel Pipes

At present, there are many types of steel pipes in the market, and the application range is also different. For example, seamless steel pipes have high strength and good corrosion resistance, and are applied in many aspects such as piping systems and machinery industries. In order to meet the mark ...

Joy Huang


Posted 5 months agoPress > Seamless steel pipepipes and tubesmanufacturer

Some Common Knowledge and Industry Standards for Spirally Submerged Arc Welding

  The raw materials of spiral steel pipe are strip coil, welding wire and flux. Strict physical and chemical testing is required before production. The steel head and tail are butt jointed, and the single wire or double wire submerged arc welding is used. After the steel pipe is rolled into a st ...

Joy Huang


Posted 6 months agoPress > Seamless steel pipe

Stainless Steel Seamless Pipe Is Different From Seamed Tube

The stainless steel seamless pipe is manufactured by punching a hole in a stainless steel billet at a temperature of 2,200 °F. At this high temperature, the tool steel is softened and spirally formed from the hole by punching and drawing. In this way, the wall thickness of the pipe is uneven and t ...

Joy Huang


Posted 9 months agoPress > Seamless steel pipestainless steel pipe

Development and Application of Large Longitudinal Welded Pipes

With the development of oil weather, it has gradually developed to remote areas, oceans, and cold regions. The reliability of steel pipes for oil and gas pipelines has been increasingly demanded, requiring high-strength large-diameter and thick-walled pipeline steel pipes. As the requirements for oi ...

Joy Huang


Posted 1 year agoPress > Seamless steel pipelsaw steel pipe

Seamless Carbon Steel Pipe

Standards and Applications Standards Grades Class API API 5L Line pipe for pipeline transportation systems API 5CT Tubing and casing for wells API 5DP Drill Pipe for well drilling ASTM ASTM A53 Used as structural steel or for low-pressure plumbing ASTM A106 seamless ca ...

Lily gao


Posted 1 year agoPress > Seamless steel pipe

Dr. Daniel Fine: OPEC in Houston and Steel Pipes From China

For a week in March, Houston was the site of a world assembly of oil producers engaged in an OPEC-Russia dialogue with American shale or light tight oil producers on supply and — indirectly — price.  OPEC and Saudi Arabia pitched a market information offensive.  Put simply, American oil producers ...

Will Fine


Posted 1 year agoOpinion > HoustonChinaChina National Petroleum Corporation CNPC +70