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Straight seam steel pipe acceptance steps

Straight seam steel pipe acceptance steps

Keywords :Straight seam steel pipe acceptance steps        Update : 2023-11-02        View(s) : 331

1. The approval procedure for batch acceptance of straight seam steel pipes should meet the corresponding product standards. 2. Straight seam steel pipes should meet the corresponding product standards, including inspection items, sampling quantity, sampling location, and test methods. With...

Longitudinal welded steel pipe anti-rust maintenance and inspection methods

Longitudinal welded steel pipe anti-rust maintenance and inspection methods

Keywords :Longitudinal welded steel pipe anti-rust maintenance and inspection methods        Update : 2023-11-01        View(s) : 250

The longitudinal welded steel pipe has a simple production process, high production efficiency, low cost, and rapid development. The strength of spiral welded pipes is generally higher than that of straight seam welded pipes. A narrower blank can be used to produce welded pipes with larger...

Precautions when welding spiral steel pipe

Precautions when welding spiral steel pipe

Keywords :Precautions when welding spiral steel pipe        Update : 2023-10-31        View(s) : 200

It is imperative to weld and cut the spiral steel pipe structure in the application of spiral steel pipe. Because of the characteristics of the spiral steel pipe itself, the welding and cutting of the spiral steel pipe have its particularity compared with ordinary carbon steel, and it i...

Testing methods for plastic-coated steel pipes

Testing methods for plastic-coated steel pipes

Keywords :Testing methods for plastic-coated steel pipes        Update : 2023-10-30        View(s) : 183

Plastic-coated steel pipes not only have the advantages of steel pipes such as high strength, easy connection, and resistance to water flow impact, but also overcome the shortcomings of steel pipes that are prone to corrosion, pollution, and scaling when exposed to water, as well as the low stre...

Precautions for welding stainless steel pipe fittings

Precautions for welding stainless steel pipe fittings

Keywords :Precautions for welding stainless steel pipe fittings        Update : 2023-10-27        View(s) : 1

1. To prevent corrosion due to heating, the welding should not be too long, which is about 20% less than that of carbon steel electrodes. The arc should not be too long, and the layers will cool quickly. A narrow weld bead is preferred. 2. Stainless steel pipe fittings harden quickly after wel...

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