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 :Analysis of different types of spiral steel pipes Update : 2022-10-25 View(s) : 1
A spiral steel pipe is a long strip of steel with a hollow section and no joints around it. The steel pipe has a hollow section and is widely used as a pipeline for transporting fluids, such as pipelines for transporting oil, natural gas, gas, water, and certain solid materials. Compared with so...
Keywords :Technical requirements and processing methods of straight seam welded pipes Update : 2022-10-24 View(s) : 863
Technical requirements for straight seam welded pipes : Technical requirements and inspection of straight seam welded pipes According to the GB3092 "Welded Steel Pipes for Low-Pressure Fluid Transport" standard, the nominal diameter of the welded pipe is 6~150mm, the nominal wall thickness is...
Keywords :Quality identification of spiral steel pipe Update : 2022-10-21 View(s) : 1
1. The trademark and printing of the high-quality tube are comparable to the standard. 2. The composition of high-quality steel is uniform, the tonnage of the cold shearing machine is high, and the end face of the cutting head is smooth and regular, while the inferior material often has the appear...
Keywords :The method of distinguishing fake and inferior non-standard straight seam welded steel pipe Update : 2022-10-20 View(s) : 679
The quality of non-standard straight seam welded steel pipe is not only related to its service life, but also its use efficiency in the future, so when we buy non-standard straight seam welded steel pipe, how can we buy high-quality non-standard steel pipe What about straight seam welded steel p...
Keywords :Defects are easily generated in the welding area of spiral steel pipe Update : 2022-10-19 View(s) : 1
The defects that are prone to occur in the welded area of the spiral steel pipe include pores, hot cracks, and undercuts. The porosity of the welded seam of the spiral steel pipe not only affects the tightness of the welding seam of the pipeline and causes the leakage of the pipeline, but also...