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: 410116Phone:0086-731-8873-9521
Keywords :Coated steel pipe Update : 2023-08-09 View(s) : 537
Coated steel pipes are formed by coating plastic based on large-diameter spiral welded pipes and high-frequency welded pipes, with a maximum diameter of 1200mm. Coated steel pipes can be coated with polyvinyl chloride (PVC), polyethylene (PE) according to different needs, epoxy resin (EPOZY), an...
Keywords :Requirements for non-destructive testing of seamless steel pipes and spiral steel pipes Update : 2023-08-08 View(s) : 469
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...
Keywords :Precautions for welding stainless steel pipe fittings Update : 2023-08-07 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. 2. Stainless steel pipe fittings harden quickly after welding, which is easy to crack. If it is welded with typical stainless steel pipe fittings, it mus...
Keywords :The difference between cast steel flange and forged steel flange Update : 2023-08-04 View(s) : 468
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...
Keywords :Horizontal fixed welding of thick-walled stainless steel pipes Update : 2023-08-03 View(s) : 1
Stainless steel pipe is a hollow long strip of steel, which is widely used as a pipeline for transporting fluids, such as oil, natural gas, water, gas, steam, etc. Stainless steel pipes are lighter in weight when they have the same bending and torsional strength. They are widely used in the manu...