What is S690QL tensile strength material

Our alloy S690QL tensile strength products have complete specifications, reasonable prices and reliable quality. While supplying steel plates in stock, it can also directly place orders with steel mills according to customer needs, which can be cut for retail. Our company has established a fast logistics distribution system (delivery in time) and a sound financial system, and strive to provide you with faster, more worry-free and more valuable services!

In production and operation, the company always attaches great importance to product S690QL tensile strength quality. Product quality is stable, performance index is superior, after-sales service is in place, the company's products have been exported to the United States, Southeast Asia, Africa, the Middle East and other countries and regions, occupying a large part of the overseas market S690QL tensile strength. And a large number of famous enterprises at home and abroad have formed a solid strategic partnership with the company.

As the thickness and hardness of S690QL tensile strength increase, the tendency to crack at the cutting edge increases. In order to prevent the S690QL tensile strength from cutting cracks, preheating should be carried out before S690QL tensile strength cutting. Special attention should be paid to preheating to make the entire S690QL tensile strength interface evenly heated to avoid local overheating in the area contacting the heat source. If the whole S690QL tensile strength cannot be preheated, the partial preheating method can be used instead.

S690QL tensile strength, 45# steel is widely used in mechanical manufacturing, and its mechanical properties are very good. But 45# steel is a kind of medium carbon steel, the quenching property is not good, 45# steel can be hardened to HRC42 ~ 46. Therefore, if the surface hardness is required, and the superior mechanical properties of 45# steel are expected to be exerted, the surface of 45# steel is often carburized and quenched, so that the required surface hardness can be obtained.

The after-sales service department will pay return visit to each customer by call or email, report problems found during the return visit in time, and discuss with the production and quality inspection center to propose effective solutions and follow up in a timely manner, so as to ensure the benefits each customer are fully guaranteed, and to provide customers with more value-added services.