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Knowledge

the storage conditions of seamless steel pipe

the storage conditions of seamless steel pipe

In many cases, the customer does not immediately use the seamless steel pipe. To ensure the quality of the steel pipe, we must ensure the storage conditions.

18

2018

/

05

The differences among ERW, SSAW and LSAW

The differences among ERW, SSAW and LSAW

According to the different pipe-making process, the steel pipe can be divided into seamless steel pipe (SML), which is mainly used as the internal oil collection pipe and small-diameter high-pressure gas transmission pipe.

17

2018

/

05

Chinese galvanized steel prices

Chinese galvanized steel prices

The mechanical properties of galvanized steel are an important indicator of the end-use performance (mechanical properties) of the steel.

14

2018

/

05

The advantages of large diameter submerged arc welded pipe

The advantages of large diameter submerged arc welded pipe

Large-diameter SAW pipe has the characteristics of high production efficiency, good weld quality, and saving manpower. Submerged arc welding is an ideal welding method for butt welding of longitudinal seams.

11

2018

/

05

Production process of the seamless steel pipe

Production process of the seamless steel pipe

General seamless steel pipe production process can be divided into two kinds of cold drawing and hot rolling. The production process of cold rolled seamless steel pipe is generally more complicated than hot rolling.

09

2018

/

05

The difference between bend and elbow

The difference between bend and elbow

The basic difference between bend and elbow:With the same caliber,bend is longer than elbow.

07

2018

/

05

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