News
-
The introduction of API 5l line pipe
API 5L, or the American Petroleum Institute Specification 5L, is a widely recognized standard for steel line pipes used in the transportation of oil, natural gas, and other hydrocarbon products. The specification sets the requirements for the manufacture of seamless and welded steel pipes suitabl...Read more -
Quality inspection method of seamless steel pipe
1. Steel pipe geometry and shape inspection: ① Inspection of the bevel angle and blunt edge of the steel pipe end face: square, pallet. ②Steel tube curvature inspection: straightedge, level (1m), feeler gauge, thin wire to measure the curvature per meter, and the full-length curvature. ③ Steel pi...Read more -
What are boiler tubes and how to choose good quality boiler tubes?
Boiler tubes are a type of seamless steel tube used in boilers, steam superheaters, heat exchangers, condensers, and similar applications that require high-temperature and high-pressure service. They play a crucial role in converting water into steam in power plants and various industrial process...Read more -
Reasons for rust and pollution of stainless steel pipes
1. When road construction, construction projects, or various vehicles are walking, they are attached to the scattered earth, sand, dust, iron powder, etc. 2. When it is polluted by harmful substances such as sulfurous acid gas contained in the exhaust gas of cars, buses, etc. 3. It is polluted by...Read more -
what is galvanized steel pipe?
what is galvanized steel pipe? Galvanized steel pipe is a type of steel pipe that has been coated with a protective layer of zinc to prevent corrosion. The process of galvanization involves immersing the steel pipe in a bath of molten zinc or using an electroplating method to apply a thin layer o...Read more -
Knowledge of rolling surface processing of stainless steel pipe
Knowledge of rolling surface processing of stainless steel pipe: 1. After hot rolling, annealing, pickling, and descaling, the surface of the treated stainless steel plate is a dull surface and a bit rough; 2. It is a better process than the general surface, and it is also a dull surface. After c...Read more