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Seamless steel tube heat treatment is pided into three categories: (1) Final heat treatment to meet the performance requirements of...

The crucible defects in the hot-rolled seamless steel pipe are present on the inner surface of the steel pipe, similar to the size of the...

High-precision seamless steel tubes generally improve the properties of the materials by adding alloys to the metal. After cold drawing,...

1: Thick-walled seamless steel pipe castability (castability): refers to the ability of metal materials to obtain qualified castings by...

The seamless steel pipe ferrule is a pipe that will be cut off according to the pipe diameter. Generally, the pipe diameter is 15~32 mm,...

A steel pipe with no joints on the outer surface made of a single piece of metal is called a seamless steel pipe. According to the...

The connection method of ssaw steel pipe is generally welded, because the welded pipe is relatively low in cost. Some projects will also...

The thermal expansion seamless steel pipe adopts the expansion technology of the original pipe. The expansion is a pressure processing...

When the seamless steel tube is tempered at 650 °C, its impact toughness value is the lowest, that is, the temper brittle zone, so it is...

The surface heat treatment technology of the 45th thick-walled seamless steel pipe is constantly being innovated, and the current...

In urban construction, the role of seamless steel pipes is also very large. This kind of pipeline material is used as a transportation...

Welded steel pipe: A steel pipe produced by welding a steel plate or a strip of steel into a cylindrical shape. According to the welding...

During the heating and cooling process of the cold drawn seamless steel pipe, due to the inconsistency between the cooling rate and the...

1. Capillary tube The wall thickness of the capillary tube should be uniform, and the surface defects on the inner and outer surfaces...

Austempering is one of the effective quenching methods for reducing the deformation and cracking of seamed steel pipes (straight seam...

The cleanliness and smoothness of the surface of the seamless steel pipe is a requirement for the selection of a seamless steel pipe. The...

Pipe fluid seamless pipe cutting methods include shearing, breaking, sawing, flame cutting and anode cutting. Their characteristics are...

The seamless expansion of the seamless steel tube is pided into an overall thermal expansion treatment, a surface thermal expansion...

Stainless steel seamless pipe is a long strip of steel with a hollow section and no joints around it. The characteristics of stainless...

There are more than 60 sets of extrusion units in the world. Except for a few for profile extrusion, 70% of the units are used for the...