Introduce some tips for identifying 45# seamless steel pipe
Date:2018-12-21 View:2948 Tags:Introduce some tips for identifying 45# seamless steel pipe
Now as a qualified 45# seamless steel pipe buyer, it is necessary to have the ability to identify shoddy and inferior. The following is a brief introduction to some of the small-scale technology to identify the inferior steel pipe. The alloy pipe of various specifications and materials is operated all the year round. The superior product has 45# steel pipe. , 45# seamless steel pipe, 45th steel pipe, 10th steel pipe, 35th steel pipe. In addition, our company has established long-term friendly cooperative relations with major steel mills in Tianjin, Baosteel, Yegang, Baotou Steel and Chengdu, and has become the sales agent of many steel mills. Thousands of various sizes of steel pipes are used in various fields of the national economy such as machinery, chemical industry, power plants, aerospace, public utilities, shipbuilding, oil fields, etc., and grow together with more than 6,000 customers. Clever. 1. Fake inferior 45# seamless steel pipe is easy to scratch, because the equipment of fake and inferior seamless steel pipe manufacturers is simple. Over the years, the company has been providing quality and excellent quality to customers with the business philosophy of “high quality, high efficiency, and high reputation”. The low-cost products and after-sales service have won the support and praise of new and old customers from all walks of life. Here, all employees of the company will serve the majority of users with good reputation, strong strength, high quality products and low price. I would like to express my heartfelt thanks to the old and new friends and customers who have always cared, supported and helped the company! And sincerely hope to establish long-term cooperative relations with them, mutual benefit and common development. It is easy to produce burrs and scratches the surface of steel. Deep scratches reduce the strength of the steel. 2. The shoddy seamless steel pipe has no metallic luster and is light red or similar to pig iron. 3. The cross-fabricity of the counterfeit seamless steel pipe is thin and low, and the phenomenon of filling and dissatisfaction often occurs. The reason is that the manufacturer has a large negative tolerance, the reduction of the first few passes of the finished product is too large, the iron type is small, and the hole type is not full. 4. The cross section of the counterfeit seamless steel pipe is elliptical. The reason is that in order to save materials, the main materials in front of the finished roll are: 10#, 20#, 35#, 45#, 16mn, 27simn, 15CrMoG, 12Cr1MoVG, 10CrMo910 (P22) 1Cr5Mo(P5) 1Cr9Mo (P9) and imported materials: P11, P12, P22, P5, P9, P91, T91. Strong professionalism, strong technical force, rich production experience, good reputation, trusted by the majority of users. Our business policy is: survive by quality, develop by product, cooperate with credit, and win by customer with service. The strength of this seamless steel pipe is greatly reduced, and it is not in line with seamless. The standard for the dimensions of steel pipes. 5. The quality of the high-quality 45# seamless steel pipe is uniform, the tonnage of the cold-shearing machine is high, and the end face of the cutting head is smooth and tidy. However, due to the poor material of the fake and inferior seamless steel pipe, the end face of the cutting head often has a phenomenon of falling meat, that is, unevenness. And no metallic luster. And because the fake and inferior manufacturers have fewer heads, big ears will appear at the head and tail.
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