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The difference between submerged arc welded spiral steel pipe and straight seam high frequency welde

The difference between submerged arc welded spiral steel pipe and straight seam high frequency welde

Keywords :The difference between submerged arc welded spiral steel pipe and straight seam high frequency welde        Update : 2022-02-24        View(s) : 817

Submerged arc welding spiral steel pipe uses continuous welding wire as electrode and filler metal. During operation, a layer of granular flux is covered on the welding area. The large-diameter spiral tube arc burns under the flux layer, melting the end of the welding wire and the local base metal...

The difference between straight seam welded pipe and spiral welded pipe

The difference between straight seam welded pipe and spiral welded pipe

Keywords :The difference between straight seam welded pipe and spiral welded pipe        Update : 2022-02-23        View(s) : 864

1. Metallurgical properties of the material The raw material of the spiral welded pipe is a hot-rolled coil, and the straight seam welded pipe is made of a steel plate socket. The weight of the alloy contained in the coil is less than that of the steel plate, and it is for this reason that the spi...

Precautions for handling and storage of stainless steel pipes on construction sites

Precautions for handling and storage of stainless steel pipes on construction sites

Keywords :Precautions for handling and storage of stainless steel pipes on construction sites        Update : 2022-02-22        View(s) : 710

1. After the thin-walled stainless steel pipe is packaged and bundled, it should be stored in a dry and clean environment without corrosive gas to avoid cluttered stacking with other items. 2. Because the surface of stainless steel is relatively smooth and bright, and it is a metal product,...

The difference between 316L stainless steel pipe and 316 stainless steel pipe

The difference between 316L stainless steel pipe and 316 stainless steel pipe

Keywords :The difference between 316L stainless steel pipe and 316 stainless steel pipe        Update : 2022-02-21        View(s) : 802

316L stainless steel pipe is a kind of pipe widely used in construction projects. The shape of the tube is an oblong hollow steel tube. Mechanical equipment, petrochemical equipment, medical equipment, food, and light industry pipelines or mechanical parts will all use 316L stainless steel pipes, bu...

Why use lubricants to make straight seam steel pipes

Why use lubricants to make straight seam steel pipes

Keywords :Why use lubricants to make straight seam steel pipes        Update : 2022-02-18        View(s) : 721

Straight seam steel pipes need to be matched with a product in the production process, that is, glass lubricant. Before using glass lubricant, it was produced with graphite, because there was no such product in the market at that time. Therefore, graphite can only be used as a lubricant, but after...

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