How is the price of petroleum casing steel pipe

We would take seamless steel pipe into list once we discuss the petroleum’s exploit. How’s the price now for seamless steel pipe? Today, supplier would have an introduction for this question. First of all, in order to prevent soil erosion, seamless steel pipe for petroleum transportation underground should be coated with anti-corrosion paint or tar, asphalt and other anti-corrosion coatings, or covered with asphalt impregnated glass cloth and linen.Under this situation, you need to add the price for this. What's more, all seamless steel pipes should be clean before using. and some steel pipe need to clean regularly. So we should take this cost into consideration too. On the pipelines that transport oil and natural gas over long distances, the dirt accumulated in the steel pipes must be removed regularly by a sweeper. For this purpose, dedicated devices for sending and receiving sweepers should be installed.