
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 :Introduction to the use and maintenance of 304 stainless steel pipes Update : 2023-06-26 View(s) : 1
After installing the 304 stainless steel pipe , tear off the packaging film on the surface of the 304 stainless steel pipe, and wipe it clean with a special stainless steel cleaner to avoid the phenomenon of film aging or film retention, and to find out the condition of the stainless steel pipe p...

Keywords :Precision-rolled seamless steel pipe Update : 2023-06-25 View(s) : 970
The main business is DIN-2391 standard hydraulic seamless steel pipe (GB3639-83), which has been tested and confirmed by the national authority, and all indicators of the steel pipe fully meet the technical standards of German, Japanese, and American seamless steel pipes. Its salient features ar...

Keywords :The difference between hot-dip galvanized steel pipe and cold-dip galvanized steel pipe Update : 2023-06-21 View(s) : 1079
Cold-dip galvanizing refers to electroplating, and hot-dip galvanizing refers to the zinc plating of steel pipes in molten zinc. The difference between the two is that the former has poor corrosion resistance, while the latter has good corrosion resistance. The hot-dip galvanized steel pipe...

Keywords :Quality requirements for seamless steel pipes Update : 2023-06-20 View(s) : 1260
The surface quality of steel pipe: requirements for smooth surface a. Dangerous defects: cracks, inward folds, outward folds, crushing, delamination, scarring, concaves, convex hulls, etc. b. General defects: pockmarks, green lines, scratches, bruises, slight inner and outer straights, roller ma...

Keywords :Causes of cracks in Q345B seamless steel pipe Update : 2023-06-19 View(s) : 1071
Special pipes for oil and natural gas drilling and transportation are collectively referred to as petroleum geological pipes. Among them, the geological pipe is specially used for geological exploration and is the main tool for exploring underground resources. Geological pipe includes geological dri...