News
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What is the difference between the inner and outer plastic-coated composite pipe and the general galvanized pipe
Water-proof and plastic-coated steel pipes are based on steel pipes and plastic powder (such as epoxy resin) as coating materials. layers of composite pipes. The surface is lubricated, reduces fluid resistance, reduces flow resistance, increases flow, does not scale, and is no...Read more -
Welding technology method of spiral welded pipe
The inner and outer surfaces of the large-diameter welded pipe of the spiral seam submerged arc welded pipe should be bright, and there should be no residual acid and oxide scale. Surface defects should be removed by grinding, the grinding place should have a smooth transition...Read more -
Why You Should Replace Your Galvanized Pipes
You Should take a closer look at your water and sewer system. Many homes that were built up to 20-30 years back may have galvanized pipes, which are now known to be vulnerable to corrosion and are potentially hazardous. What Are Galvanized Pipes? Galvanized pipes are iron pipe...Read more -
Operation and Application of Butt Welding
Butt resistance welding (hereinafter referred to as butt welding) is a kind of resistance welding method that uses resistance heat to weld two workpiece together along the whole end face at the same time. Elbow, butt welding flange and other stainless steel pipe fittings are m...Read more -
What is duplex stainless steel
In 1968, the invention of argon oxygen decarburization (AOD), a stainless steel refining process, made a series of new stainless steel possible. One of the progress brought by AOD process is the addition of alloy element n. The toughness and corrosion resistance of the HAZ are...Read more -
What’s OCTG pipe and what’s used for?
What are OCTG pipes? Oil country tubular goods are pipes used for onshore and offshore oil & gas upstream operations (extract oil and gas from the wellbore). OCTG pipes may be classified into three main families: drill pipes (to perforate the soil and reach the reserve), c...Read more -
6 Fun Facts About Stainless Steel
Stainless steel has long been around. Since the 1990s, many sectors have been using stainless steel to build skyscrapers, monuments, and even kitchen utensils. You are likely to be surrounded by artifacts of stainless steel such as saucepans, handrails, pen springs, or watches...Read more -
Stainless Steel vs. Galvanized Steel
While looking for corrosion resistance, you have probably heard of the phrase “stainless or galvanized steel”, as if these were interchangeable options. In fact, they are not at all. Galvanization – Zinc Dip as Paint Job Galvanized steel is corrosion-resistant because it has b...Read more -
Application and Benefits of SA179 Boiler Tubes
Boiler and heat exchange tubes must be resistant to temperature and pressure. They also need to increase or decrease heat transfer for particular applications. Are there tubes that also have good processing characteristics? For instance, challenging bending methods? Yes, there...Read more