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Address: 22nd Floor, Royal Wing Tower, Long Champ International Building, No.9 Xiangfu Road, Changsha, Hunan, China, PC: 410116

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What is the difference between 3pe anti-corrosion steel pipe and 2pe anti-corrosion steel pipe

What is the difference between 3pe anti-corrosion steel pipe and 2pe anti-corrosion steel pipe

Keywords :What is the difference between 3pe anti-corrosion steel pipe and 2pe anti-corrosion steel pipe        Update : 2022-11-03        View(s) : 1133

The difference between 3pe anti-corrosion steel pipe and 2pe anti-corrosion steel pipe is that there is no epoxy powder at the junction of 2pe anti-corrosion and steel pipe, and there is epoxy powder at the junction of 3pe anti-corrosion and steel pipe, and the thickness of 3pe anti-corrosion an...

The difference between thin-walled spiral steel tubes and thick-walled spiral steel tube

The difference between thin-walled spiral steel tubes and thick-walled spiral steel tube

Keywords :The difference between thin-walled spiral steel tubes and thick-walled spiral steel tube        Update : 2022-11-02        View(s) : 1018

The concept of thin-walled spiral steel tube : the strip steel is fed into the welded pipe unit, rolled by multiple rollers, and the strip is gradually rolled up to form a circular tube blank with an opening gap, and the reduced amount of the extrusion roller is adjusted to make the welding seam ...

Pre-welding and welding method of straight seam steel pipe

Pre-welding and welding method of straight seam steel pipe

Keywords :Pre-welding and welding method of straight seam steel pipe        Update : 2022-11-01        View(s) : 1139

Pre-welding of straight seam steel pipes : Pre-welding includes joints and welds. 1. There is no wrong edge or the wrong edge is smaller than the specified value. Generally, the amount of the wrong edge is ≤8% of the plate thickness, and the maximum is not more than 1.5mm. 2. It is necessary ...

Performance comparison of spiral steel pipe and straight seam steel pipe

Performance comparison of spiral steel pipe and straight seam steel pipe

Keywords :Performance comparison of spiral steel pipe and straight seam steel pipe        Update : 2022-10-31        View(s) : 1

1. Welding process In the welding process, the welding method of the spiral steel pipe and the straight seam welded pipe is the same, but the straight seam welded pipe will inevitably have many T-shaped welds, so the probability of welding defects is greatly increased, and the welding resi...

Application of straight seam steel pipe in pressure pipeline

Application of straight seam steel pipe in pressure pipeline

Keywords :Application of straight seam steel pipe in pressure pipeline        Update : 2022-10-28        View(s) : 1216

The nominal diameter of straight seam steel pipe refers to the series of diameters specified in the standard of straight seam steel pipe. For straight seam steel pipes, pipe fittings, valves, etc., the series specified by the standard are used to indicate the nominal straight seam steel pipe dia...

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