CANGZHOU WILSON PIPELINE CO.,LTD

SSAW steel pipe feeds the steel strip into the welded pipe unit and is rolled by multiple rollers. The strip steel is gradually rolled up...

As a highly efficient special transportation means, pipeline transportation has played an increasingly important role in the fields of...

For ssaw steel pipe, we all know that the quality of the ssaw steel pipe is the most important thing for the quality of the whole spiral...

The production control of the thick-walled spiral steel pipe is to increase the plastic toughness of the steel pipe, improve the...

In the erection process of the pipeline, the direction is not fixed, we need to use some connecting devices to change the direction. So...

In the cross-section of the lsaw steel pipe, there is a phenomenon that the outer diameter is not equal, that is, there is a maximum...

Fracture of lsaw steel pipe, mechanical properties of hydraulic (pneumatic) parts used in design, brittle fracture is also related to the...

Transverse crack in the weld of thick-walled lsaw steel pipe D36, D36-Z35 and S355 structural steel plates with thickness of 20~50mm are...

After the double-sided submerged arc welded pipe(dsaw pipe) is rusted, the surface of the steel is mainly polished by using a wire brush...

1. Definition of lsaw steel pipe pressure pipeline LSAW steel pipe pressure piping should include all straight seam steel pipe pipes...

1. Basic requirements for the appearance of lsaw welds Before the non-destructive testing of lsaw steel pipes, the inspection of the...

The bearing capacity of a lsaw steel pipe is related to two points. One point is the mechanical properties of the steel, which is related...

The role of cold expansion of lsaw steel pipe: (1) Improve the geometrical dimensional accuracy of the pipe body and pipe end of the...

According to different production methods, seamless steel pipe production process can be pided into hot rolled pipe, cold rolled pipe,...

JCOE lsaw steel pipe manufacturing process is a new type of welded steel pipe forming technology that was developed in the 1990s. The...

LSAW steel pipes have several flaw detection tests. LSAW steel pipes are now used more and more widely. According to different projects,...

The main types of lsaw steel pipes for automobiles include automobile automobile silencer pipes, transmission shaft pipes, thrust pipes,...

1. Comparison of wall thickness tolerance between erw steel pipe and seamless steel pipe ERW steel pipe: hot-rolled coil is used as raw...

In recent years, there has been a trend in the world to replace high-cost seamless steel pipes with high-quality welded pipes. This is...

When the hydraulic test of the erw steel pipe is carried out, it is often found that the bursting opening is cracked from the weld of the...