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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

Phone:0086-731-8873-9521  

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Requirements for non-destructive testing of seamless steel pipes and spiral steel pipes

Requirements for non-destructive testing of seamless steel pipes and spiral steel pipes

Keywords :Requirements for non-destructive testing of seamless steel pipes and spiral steel pipes        Update : 2023-08-08        View(s) : 470

The non-destructive testing methods for steel pipes mainly include ultrasonic testing, radiographic testing, eddy current testing, magnetic particle testing, and penetrant testing. Multi-Use Ultrasonic Detection Ultrasonic flaw detection has a high sensitivity to area-type defects inside the ste...

The difference between cast steel flange and forged steel flange

The difference between cast steel flange and forged steel flange

Keywords :The difference between cast steel flange and forged steel flange        Update : 2023-08-04        View(s) : 469

The cast steel flange has an accurate blank shape and size, a small processing amount, and low cost, but has casting defects (pores, cracks, inclusions); the internal structure of the casting is poorly streamlined (if it is a cutting part, the streamlined form is even worse); Forged steel f...

Calculation method of length and height of steel elbow and blanking length of steel elbow

Calculation method of length and height of steel elbow and blanking length of steel elbow

Keywords :Calculation method of length and height of steel elbow and blanking length of steel elbow        Update : 2023-08-02        View(s) : 620

The calculation method of the length and height of the steel elbow and the blanking length of the steel elbow are questions that many buyers want to ask. The experience of teaching the basic knowledge of the steel elbow has summarized the calculation method in detail. 1. 1.5 times the cente...

3PE anti-corrosion steel pipe manufacturing process

3PE anti-corrosion steel pipe manufacturing process

Keywords :3PE anti-corrosion steel pipe manufacturing process        Update : 2023-07-31        View(s) : 474

The base material of 3pe anti-corrosion steel pipe includes seamless steel pipe, spiral steel pipe, and straight seam steel pipe. The three-layer polyethylene (3PE) anti-corrosion coating has been widely used in the oil pipeline industry due to its good corrosion resistance, water vapor resistan...

The processing method of steel pipe fittings

The processing method of steel pipe fittings

Keywords :The processing method of steel pipe fittings        Update : 2023-07-27        View(s) : 428

There are also many processing methods for steel pipe fittings . Many also belong to the category of mechanical processing, and the most used are the stamping method, forging method, rolling method, rolling method, bulging method, stretching method, bending method, and combined processing method....

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