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Threeway Steel Co., Ltd

E-mail: sales@srtsteelpipe.com

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

Hotonline: 0086-187-7406-7534 

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Large diameter welded steel pipe production process

Large diameter welded steel pipe production process

Keywords :Large diameter welded steel pipe production process        Update : 2022-05-24        View(s) : 79

1: Physical and chemical inspection of raw materials such as strip coils, welding wires, and fluxes. 2: The head and tail of the strip are butted, using single-wire or double-wire submerged arc welding, and automatic submerged arc welding is used after rolling into a steel pipe . 2: Before fo...

How should the spiral steel pipe be anti-corrosion in the water supply pipe

How should the spiral steel pipe be anti-corrosion in the water supply pipe

Keywords :How should the spiral steel pipe be anti-corrosion in the water supply pipe        Update : 2022-05-20        View(s) : 62

Usually, we use epoxy coal tar paint. If the requirements are high, 3 oil and 2 cloth can be used. 3 coats of paint and 2 coats of fiberglass cloth, staggered construction. If it is required, the primer and topcoat of epoxy coal tar can be used directly, and each construction is twice. Simple and co...

Construction and storage of epoxy resin anti-corrosion steel pipe

Construction and storage of epoxy resin anti-corrosion steel pipe

Keywords :Construction and storage of epoxy resin anti-corrosion steel pipe        Update : 2022-05-18        View(s) : 79

Construction and storage of epoxy resin anti-corrosion steel pipe (1) The dust, oil, oxide scale, etc. on the surface of the object must be cleaned before painting. Reach Sa 2.5 to guarantee the quality of the painting. It is strictly forbidden to bring water into the construction. ...

There are several ways to connect galvanized steel pipes

There are several ways to connect galvanized steel pipes

Keywords :There are several ways to connect galvanized steel pipes        Update : 2022-05-16        View(s) : 81

There are three ways to connect galvanized steel pipes : 1. Rolling groove connection Cracking of rolling groove welds: ① Smooth the inner wall welding rib of the pressure groove part of the nozzle to reduce the rolling groove resistance; ② Adjust the axis of the steel pipe an...

What is the difference between precision stainless steel pipe fittings and general stainless steel p

What is the difference between precision stainless steel pipe fittings and general stainless steel p

Keywords :What is the difference between precision stainless steel pipe fittings and general stainless steel p        Update : 2022-05-12        View(s) : 135

Precision stainless steel pipe fittings , also known as stainless steel precision pipe fittings, are also called precision pipes. In the production process, the precision stainless steel pipe fittings are much more accurate than the general stainless steel pipe in terms of the smoothness of the...

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