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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 

Phone:0086-731-8873-9521  

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Large diameter steel pipe connection method and cleaning method

Large diameter steel pipe connection method and cleaning method

Keywords :Large diameter steel pipe connection method and cleaning method        Update : 2022-03-29        View(s) : 98

Cleaning method of large diameter steel pipe : 1. Shot blasting and rust removal: The high-power motor drives the blades to rotate at a high speed so that abrasives such as steel sand, steel shot, wire segments, and minerals are sprayed and blasted on the surface of the steel pipe under the act...

Comparison of advantages and disadvantages of spiral steel pipe and straight seam steel pipe welding

Comparison of advantages and disadvantages of spiral steel pipe and straight seam steel pipe welding

Keywords :Comparison of advantages and disadvantages of spiral steel pipe and straight seam steel pipe welding        Update : 2022-03-25        View(s) : 140

The welding seam of the spiral steel pipe is longer than that of the straight seam steel pipe . If the pipe length is L, the welding seam length is L/cos(θ). The vast majority of steel pipe defects are concentrated in the weld and heat-affected zone. The long weld means that the probability of ...

The phenomenon of fake and inferior thick-walled steel pipes

The phenomenon of fake and inferior thick-walled steel pipes

Keywords :The phenomenon of fake and inferior thick-walled steel pipes        Update : 2022-03-23        View(s) : 91

1. Fake and inferior thick-walled steel pipes are prone to folding. 2. Fake and inferior thick-walled steel pipes often have pockmarked surfaces. 3. Fake and inferior thick-walled steel pipes are prone to scarring on the surface. 4. Fake and inferior materials are prone to cra...

Commonly used non-destructive testing methods for steel pipes

Commonly used non-destructive testing methods for steel pipes

Keywords :Commonly used non-destructive testing methods for steel pipes        Update : 2022-03-21        View(s) : 176

The commonly used nondestructive testing methods for steel pipes include radiographic testing (RT), ultrasonic testing (UT), magnetic particle testing (MT), and penetrant testing (PT), which are called the four major conventional steel testing methods. These four methods are the most commonly us...

Safety protection in construction of anti-corrosion steel pipe

Safety protection in construction of anti-corrosion steel pipe

Keywords :Safety protection in construction of anti-corrosion steel pipe        Update : 2022-03-16        View(s) : 113

1. The spraying process of 3PE anti-corrosion steel pipe At present, most 3pe anti-corrosion steel pipe manufacturers in my country adopt the production process of "epoxy powder spraying, adhesive and polyethylene lateral extrusion, winding roll pressing", because the powder and electrostati...

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