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Precision stainless steel seamless steel pipe production situation gratifying

2016/12/16??????view:
From Baosteel Group was informed that in recent years, the steel pipe market situation is extremely grim. However, Baosteel steel tube steel division precision steel pipe factory super high pressure boiler tube production situation is gratifying, this year 6, July, two consecutive months of a single month over thousand tons, becoming the fastest growing enterprises, one of the most profitable products. Ultra high pressure boiler tube steel production trend in recent years, thanks to the factory adhere to meet the needs of the user oriented, the implementation of product structure adjustment.
Decisive reform
A few years ago, precision steel plant in visiting key users to understand the development trend of power boilers and the demand for ultra long pipe. With the thermal power industry entering a high environmental protection energy saving era, improving security is a necessary clause for many owners to sign contracts. Therefore, reducing the number of welding interfaces in boiler manufacturing has become the control condition for owners to design and manufacture boiler. The most effective way to control the number of welding interface is to increase the length of the steel pipe.
Precision steel plant to capture this market information, decisive decisions, research and deployment of ultra long tube production, R & D and technical transformation. Precision steel plant based on existing conditions, overcome the crowded workshop, poor logistics, heavy production and a series of difficulties, adhere to the production, edge transformation. From October 2006 onwards, around the main production process of ultra long pipe, precision steel plant began a two-year full process independent transformation.
Create conditions to win the initiative
Precision steel plant first start from the production link, the two cold branch factory in the east of a series of transformation. Then, again on a cold branch plant transformation, 120 tons of cold drawing machine launched a long production of seamless steel tubes, and 65 tons of cold drawing machine, pipe cutting machine, straightening machine, transformation and rotation of key equipment such as car driving. In March 2009, two units can meet the production of 24 meters long and 40 tons of seamless steel pipe cold drawing machine relocation renovation project completed and put into production; in May, as the last procedure in the quality inspection station of No. 6 car production line completed in eddy current testing.
After two and a half years, precision steel plant with a total investment of less than ten million yuan, long tube production, research and technical work has made considerable progress, formed a production capacity, a solid foundation for the adjustment of product structure play.
Continued improvement in favor
Ultra high pressure boiler tube for the transformation of precision steel tube factory to seize market opportunities. In October 2007, the company officially to the Babcock & Wilcox precision steel pipe factory order of 217 tons long length of 14 meters to 18.3 meters in the threaded pipe, used for supercritical power plant boiler manufacturing.
In 2008, the factory of high pressure boiler tube long pipe production to achieve the two major changes in length, steel, carbon steel pipe production from only a length of 12 meters to 16 meters, 21.5 meters long to produce internal thread of alloy steel, and successfully developed a series of products, domestic and foreign users attention and recognition, to continue production lead the domestic rifled tube.
In March 2009, through the optimization of cold drawn mould improvement and pickling, lubrication and heat treatment techniques, and improve the equipment capacity, precision steel pipe factory long pipe production has been extended to 8 grades, the maximum length of 22.51 meters. At the same time, the research and application of the new material of super long pipe drawing internal mold make the service life reach 8 times of the common internal model. In 2009, the company won the bid to shore Zimbabwe Vietnam Weng power plant 600 thousand kilowatts of boiler, precision steel pipe factory provides long tube for the project final production has played an important role.
At present, the precision steel tube factory super tube can produce 24 meters T91, T22 and other high grade steel pipe series products, products exported to Russia, Korea, India and other countries, by the user's consistent praise.
Enhance the ability to protect the advantage
In recent years, with the development of precision steel tube factory international and domestic boiler market, aiming at the needs of users, in the steel market oversupply situation, seize the ultra long seamless steel demand, continue to improve the yield of super long tube. At the same time, the plant will improve the yield in ultra long pipe continuous improvement and lowering the efficiency of the project, in order to achieve the quality and yield of synchronous lifting.
Before long tube cold rolling production, characterized by low output, high cost, the monthly production capacity of about 400 tons. Through process improvement, the production of cold drawn tube, so long a substantial increase in production capacity, although the yield decreased slightly, but the overall cost reduced by 600 yuan per ton. Since 2008, the plant's super tube cumulative output has reached 11 thousand and 400 tons, in the case of product sales prices continued to fall, the cumulative precision plant to achieve reduced efficiency of $3 million 770 thousand. According to the contract and the long tube, the length of steel pipe is more and more long, improve the existing equipment and facilities of the plant on the one hand, long set of pipe special positions, to meet the production requirement of the ultra long pipe; strengthen the whole process management on the other hand, to explore the implementation of the new mode of production, the ultra long pipe contract contract and user for a discussion of a matter, optimizing the production process, the most economical way to produce products to meet user needs. The production departments cooperate closely, strengthen cooperation in the near future, South Korea only three production of 170 tons of user specifications of ultra long pipe in the contract, the contract once completed, the finished product rate increased by ten percentage points.
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