Pipeline steel refers to a type of steel with special requirements used for the transportation of oil, natural gas and other pipelines. Depending on the thickness and subsequent formation, pipeline steel can be produced by hot continuous rolling machines, furnace coil machines or plate machines, and formed into large-diameter steel pipe by spiral welding or UOE straight seam welding. The current development trend of EN10025-4 S460ML pipeline engineering is large-diameter, high-pressure rich gas transportation, high cold and corrosive service environment, and thickening of submarine pipelines.
Standing at a new historical starting point, we adapt to the requirements of supply side en10025-4 S460ML structural reform, adhere to the overall strategy of "innovation driven, quality leading, quality improving and efficiency increasing, transformation and development", and constantly improve the development concept and development level with a forward-looking vision and grand vision. Now we have been ranked the International leading EN10025-4 S460ML steel materials supplier.
As the thickness and hardness of en10025-4 S460ML increase, the tendency to crack at the cutting edge increases. In order to prevent the en10025-4 S460ML from cutting cracks, preheating should be carried out before en10025-4 S460ML cutting. Special attention should be paid to preheating to make the entire en10025-4 S460ML interface evenly heated to avoid local overheating in the area contacting the heat source. If the whole en10025-4 S460ML cannot be preheated, the partial preheating method can be used instead.
Our strutural steel plates are not attacked easily by the chemicals in harsh weather. They are a hard, strong, and durable product. Their characteristics are tested through tests. We perform hardness, pmi, micro, chemical, mechanical, macro, ultrasonic test and more. We pack carbon steel plates, en10025-4 S460ML, hot rolled plates, structural steel sheets safely to maintain their good performance so that they serve longer than usual.
First of all, we should establish a correct concept of after-sales service. Service concept is an important part of corporate culture and a long-term enterprise value concept. Our company's after-sales service embodies the concept of "customer first, sincere service for customers". As long as we are in the "sincere service for users" under the guidance of the idea, I believe we will get rich returns.