Monthly Archives: April 2017

The Hardness Test of Seamless Steel Pipe

In general, seamless steel pipe uses Brinell, Rockwell, Vickers three hardness indicators to measure the hardness. 1. Brinell hardness test In the standard of seamless steel pipe, Brinell hardness is used most, it often use indentation diameter to represent the

The Hardness Test of Seamless Steel Pipe

In general, seamless steel pipe uses Brinell, Rockwell, Vickers three hardness indicators to measure the hardness. 1. Brinell hardness test In the standard of seamless steel pipe, Brinell hardness is used most, it often use indentation diameter to represent the

Differences between LSAW Steel Pipe and Spiral Welded Pipe

Welded carbon steel pipe includes LSAW (longitudinal submerged arc welded) steel pipe and spiral welded pipe. Some people those do not very understand this industry may not know differences between the former and the latter very clearly. Don’t worry, today

Differences between LSAW Steel Pipe and Spiral Welded Pipe

Welded carbon steel pipe includes LSAW (longitudinal submerged arc welded) steel pipe and spiral welded pipe. Some people those do not very understand this industry may not know differences between the former and the latter very clearly. Don’t worry, today

Detailed Notes to Welding Inspection of Welded Steel Pipe

The contents of the welded steel pipe welding inspection include the inspection of the materials, tools, equipment used in the whole production process, process and finished product from drawing design to product completed. It is divided into three stages: pre-weld

Detailed Notes to Welding Inspection of Welded Steel Pipe

The contents of the welded steel pipe welding inspection include the inspection of the materials, tools, equipment used in the whole production process, process and finished product from drawing design to product completed. It is divided into three stages: pre-weld

Surface Treatment of High-frequency Welded Steel Pipe

long-distance oil/gas pipeline is an important way of energy security, in the oil (gas) pipeline anti-corrosion construction process, the surface treatment of high-frequency welded steel pipe is one of the key factors to determine the useful life of the pipeline.

Surface Treatment of High-frequency Welded Steel Pipe

long-distance oil/gas pipeline is an important way of energy security, in the oil (gas) pipeline anti-corrosion construction process, the surface treatment of high-frequency welded steel pipe is one of the key factors to determine the useful life of the pipeline.

Anti-corrosion Technology of Spiral Welded Pipe

We all know that the individual quality of spiral welded pipe is relatively large, so it must be stacked outdoors. But it is difficult to avoid being exposed to the sun and rain. So the rust problem has been puzzled

Anti-corrosion Technology of Spiral Welded Pipe

We all know that the individual quality of spiral welded pipe is relatively large, so it must be stacked outdoors. But it is difficult to avoid being exposed to the sun and rain. So the rust problem has been puzzled

Features and Uses of Small Caliber Spiral Welded Pipe

Although small caliber spiral welded pipe is small, its function is a lot. So what the features and uses of small diameter spiral welded pipe are? Features of small-diameter spiral welded pipe: The production process of spiral welded pipe is

Features and Uses of Small Caliber Spiral Welded Pipe

Although small caliber spiral welded pipe is small, its function is a lot. So what the features and uses of small diameter spiral welded pipe are? Features of small-diameter spiral welded pipe: The production process of spiral welded pipe is

Two Ways of High-frequency Welding

Steel pipe has a variety of production processes. High-frequency welding technology is one of them, it usually used by pipe manufacturers to produce ERW steel pipe. Actually, high-frequency welding can be divided into two ways, resistance welding and IWinduction welding.

Two Ways of High-frequency Welding

Steel pipe has a variety of production processes. High-frequency welding technology is one of them, it usually used by pipe manufacturers to produce ERW steel pipe. Actually, high-frequency welding can be divided into two ways, resistance welding and IWinduction welding.

Characteristics of Spiral Welded Pipe Production

Several days ago, we shared the introduction of spiral welded pipe (also called SSAW steel pipe), now, let us continue to understand characteristics of spiral welded pipe production. Characteristics of spiral welded pipe production includes: (1)Manufacturers can use the same

Characteristics of Spiral Welded Pipe Production

Several days ago, we shared the introduction of spiral welded pipe (also called SSAW steel pipe), now, let us continue to understand characteristics of spiral welded pipe production. Characteristics of spiral welded pipe production includes: (1)Manufacturers can use the same

Two Ways of High-frequency Welding

Steel pipe has a variety of production processes. High-frequency welding technology is one of them, it usually used by pipe manufacturers to produce ERW steel pipe. Actually, high-frequency welding can be divided into two ways, resistance welding and IWinduction welding.

Two Ways of High-frequency Welding

Steel pipe has a variety of production processes. High-frequency welding technology is one of them, it usually used by pipe manufacturers to produce ERW steel pipe. Actually, high-frequency welding can be divided into two ways, resistance welding and IWinduction welding.

Influence of Welding Frequency on High-frequency Welded Pipe

Welding is critical to the quality of high-frequency welded pipes, and the frequency of high frequency welding has a great impact on welding, because the high-frequency’s frequency affects the distribution of current within the steel plate. The impact of high

Influence of Welding Frequency on High-frequency Welded Pipe

Welding is critical to the quality of high-frequency welded pipes, and the frequency of high frequency welding has a great impact on welding, because the high-frequency’s frequency affects the distribution of current within the steel plate. The impact of high

The Introduction of Spiral Steel Pipe

Spiral steel pipe, also called SSAW steel pipe or spiral welded spiral pipe, are made by hot rolled strip, it is made by extrusion forming under the normal temperature, and then welded by taking the technology of double wire and

The Introduction of Spiral Steel Pipe

Spiral steel pipe, also called SSAW steel pipe or spiral welded spiral pipe, are made by hot rolled strip, it is made by extrusion forming under the normal temperature, and then welded by taking the technology of double wire and

What is the High-frequency Welding?

High-frequency welding is a welding method that using resistance heat produced by high-frequency current flowing through workpiece serial interface to heat, and in the case of applying forging force, makes the workpiece metal to be interconnected. It is similar to

What is the High-frequency Welding?

High-frequency welding is a welding method that using resistance heat produced by high-frequency current flowing through workpiece serial interface to heat, and in the case of applying forging force, makes the workpiece metal to be interconnected. It is similar to

ERW Steel Pipe Specifications

Some novices don’t know ERW tubes standards, when they try to buy steel pipe for the first time, they usually feel puzzled. So, there is a brief introduction of Prime’s ERW steel pipes specifications for all of you, including application,

ERW Steel Pipe Specifications

Some novices don’t know ERW tubes standards, when they try to buy steel pipe for the first time, they usually feel puzzled. So, there is a brief introduction of Prime’s ERW steel pipes specifications for all of you, including application,

Production Process of High Frequency Welded Pipe

The production process of high-frequency welded pipe mainly depends on the variety of products. From raw materials to finished products needs to go through a series of processes, and the completion of these processes requires a variety of mechanical equipment

Production Process of High Frequency Welded Pipe

The production process of high-frequency welded pipe mainly depends on the variety of products. From raw materials to finished products needs to go through a series of processes, and the completion of these processes requires a variety of mechanical equipment

Influences of Steel Strip’s Geometric Dimensions on Steel Pipe’s Quality

How to ensure the quality of high frequency welded pipe in the process of production? We should take the effects of roll adjustment into consideration, except that, we also need to consider the geometric dimensions of steel strip. When the

Influences of Steel Strip’s Geometric Dimensions on Steel Pipe’s Quality

How to ensure the quality of high frequency welded pipe in the process of production? We should take the effects of roll adjustment into consideration, except that, we also need to consider the geometric dimensions of steel strip. When the

High-frequency Welding Principle of Longitudinal Welded Pipe

The emergence and maturity of high-frequency welding technology, directly promoted the development of Longitudinal Welded Pipe industry, it is the key processes of Longitudinal Welded Pipe(ERW steel pipe) production. High-frequency welding originated in the fifties of last century, it is a

High-frequency Welding Principle of Longitudinal Welded Pipe

The emergence and maturity of high-frequency welding technology, directly promoted the development of Longitudinal Welded Pipe industry, it is the key processes of Longitudinal Welded Pipe(ERW steel pipe) production. High-frequency welding originated in the fifties of last century, it is a

The Definition, Manufacturing Process and Application of ERW Steel Pipe

Some buyers haven’t a very clear concept about what is ERW pipe and what is ERW tube manufacturing process, they also don’t know its application. Today, Prime steel pipe will give you a detailed introduction about that. What is ERW

The Definition, Manufacturing Process and Application of ERW Steel Pipe

Some buyers haven’t a very clear concept about what is ERW pipe and what is ERW tube manufacturing process, they also don’t know its application. Today, Prime steel pipe will give you a detailed introduction about that. What is ERW

Order—Carbon Steel Seamless Pipe to Durban

Product:  Seamless Steel Pipe (Carbon Steel, Hot Rolled) Standard:  API 5L GR.B Specification:  219.1mm*9.52mm*6mtr Surface:  Black Pianted Ends:  Bevelled Ends Quantity:  50 pcs Production Time:  15 Days Destination:  Durban, South Africa Sales Expert:  Landry Liu   

Order—Carbon Steel Seamless Pipe to Durban

Product:  Seamless Steel Pipe (Carbon Steel, Hot Rolled) Standard:  API 5L GR.B Specification:  219.1mm*9.52mm*6mtr Surface:  Black Pianted Ends:  Bevelled Ends Quantity:  50 pcs Production Time:  15 Days Destination:  Durban, South Africa Sales Expert:  Landry Liu   

In Stock ERW Pipe Price 2017/03/31

Updated Stockt List for ERW Carbon Steel Pipe on March 31, 2017

In Stock ERW Pipe Price 2017/03/31

Updated Stockt List for ERW Carbon Steel Pipe on March 31, 2017

The Difference between ERW Steel Pipe and Seamless Steel Pipe

Some people coming into contact with steel tube for the first time don’t know the difference between seamless pipe and ERW steel pipe. Actually, the biggest difference between ERW steel pipe and seamless pipe is there is a welding seam

The Difference between ERW Steel Pipe and Seamless Steel Pipe

Some people coming into contact with steel tube for the first time don’t know the difference between seamless pipe and ERW steel pipe. Actually, the biggest difference between ERW steel pipe and seamless pipe is there is a welding seam