
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 :large diameter steel pipe, large diameter steel pipe welding, large diameter steel pipe misalignment Update : 2026-02-25 View(s) : 174
First, the causes of misalignment in large-diameter steel pipes : 1. The nominal outer diameter of large-diameter steel pipes has an allowable positive and negative deviation in the specifications at the time of manufacture. When the positive deviation meets the negative deviation, the total de...

Keywords :straight seam steel pipe, welded steel pipe advantages, welded steel pipe characteristics Update : 2026-02-24 View(s) : 144
First, what are the characteristics of submerged arc welded straight seam steel pipes ? Submerged arc welded straight seam steel pipes are made by pre-bending and cold-bending steel plates into a U-shape, and then welding the two sides together using submerged arc welding. Compared with o...

Keywords :plastic coated steel pipe, galvanized coated steel pipe, coated steel pipe machining Update : 2026-02-09 View(s) : 235
First, what do you know about externally galvanized and internally plastic-coated steel pipe ? Externally galvanized and internally plastic-coated steel pipe uses a straight seam steel pipe or seamless steel pipe as a solid base pipe. These two types of base pipe are widely used in the industri...

Keywords :seamless steel pipe, seamless steel pipe uneven thickness, seamless steel pipe production Update : 2026-02-06 View(s) : 215
Finished seamless steel pipes and precision steel pipes all have the problem of eccentricity and uneven thickness, but how does this occur? What causes eccentricity in seamless steel pipes such as cold-drawn steel pipes, cold-rolled steel pipes, and hot-rolled steel pipes? Why is the concentrici...

Keywords :anti corrosion steel pipe, anti corrosion steel pipe material, anti corrosion steel pipe prodction Update : 2026-02-05 View(s) : 184
First, what materials are anti-corrosion steel pipes made of? Anti-corrosion pipes, also known as anti-corrosion steel pipes, refer to steel pipes that have undergone anti-corrosion processing to effectively prevent or slow down corrosion caused by chemical or electrochemical reactions d...