CANGZHOU WILSON PIPELINE CO.,LTD

High-frequency welding machine welding uses the unique skin effect and proximity effect of high-frequency current, so that the welding...

Domestic high-precision seamless steel pipes generally improve the properties of materials by adding alloys to metals. After cold...

The factors affecting the welding quality of high-frequency welded pipes mainly include the following aspects: (1) Welding pressure It...

Spiral pipe has the following advantages: (1) Steel pipes of the same width can be used to produce steel pipes of different diameters....

Brief introduction of spiral steel pipe technology is as follows: The first: Appearance quality 1. There should be no cracks, knots,...

After the sinking drawing, the outer surface area of the spiral steel pipe manufacturer is increased, and the surface area of the inner...

The main processing methods for longitudinally submerged arc welding pipe are: Forged steel: A pressure processing method that uses the...

(1) For pipelines with high peaking requirements, the user’s gas consumption is very uneven, the pipeline pressure fluctuates frequently,...

The joint formed by the lsaw steel pipe when joining the two connected bodies is called a weld bead. Both sides of the weld are subjected...

In the process of manufacturing lsaw steel pipe, lsaw steel pipe manufacturers need to have very good control of the pressing force. This...

We know that the ports of spiral steel pipes should be round, affecting the installation and use of spiral steel pipes, but due to...

1. The principle requirement of spiral steel pipe stacking is to ensure that the code is stable and safe, and that the materials of...

SSAW steel pipe itself has no life limit, and the service life is mainly related to the operating environment and production process....

The double-sided submerged arc welded spiral steel pipe produced by the ssaw steel pipe factory shall be subjected to mechanical...

The ssaw steel pipe shall be the first to be in the performance test, the flattening test and flare test before leaving the factory, and...

The large-diameter ssaw steel pipe factory needs to test the product after the production is completed, especially its compressive...

Sub-temperature quenching, that is, incomplete quenching of thick-walled spiral steel pipe, or quenching in critical zone, heating...

The raw material of ssaw steel pipe is a hot rolled plate, which is a strip or a coil. Hot-rolled steel sheets, that is, hot-rolled...

1. Welded steel pipe for low-pressure fluid transportation (GB/T3092-1993) is also called general welded pipe, commonly known as black...

1. Seamless steel pipe cutting treatment problem After the seamless steel pipe is straightened, the initial inspection of the soot is...