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Hegang Wugang 9Ni steel passed the technical review of China Special Inspection Institute

Time: Sep 23, 2020 Views: 0

On December 10, China Special Equipment Inspection and Research Institute (hereinafter referred to as "China Special Inspection Institute") organized experts to conduct technical evaluation of Hegang Wugang 9Ni steel. The experts agreed that Hegang Wugang 06Ni9DR steel plate has stable physical quality and excellent performance. Agreed to pass the technical review of the China Special Inspection Institute. This indicates that HBIS Wugang continues to maintain its leading advantage as one of the few domestic steel companies capable of producing and selling such steel plates.

9Ni steel is an ultra-low temperature steel with a nickel content of 8.5% to 9.5%. It has the advantages of high yield strength and tensile strength, excellent low temperature toughness, good weld ability, and low cost, so it is manufactured at -196°C The most important structural material for low-temperature equipment is widely used in the manufacture of liquefied natural gas storage tanks and equipment, and the market demand is strong. Since the steel is used in special equipment, the quality requirements of the steel plate are relatively high.

The 9Ni steel developed by Hegang Wugang passed the technical review by the National Standards Commission in 2010 and successfully passed the renewal review in 2015. The maximum review thickness of the steel plate is 50mm, the highest in China. According to regulations, after the expiration of the certificate on December 14, 2020, the China Special Inspection Institute will conduct a new technical review of the quality assurance system and production equipment conditions of Hegang Wugang.

From December 9th to December 10th, the China Special Inspection Institute organized several industry experts from a special equipment safety supervision and inspection institute, quality and technical supervision bureau, petrochemical engineering construction company and other units to combine on-site participation and video conference In this way, a 9Ni steel technical review meeting was held in the Wugang Science and Technology Department of Hegang. In the on-site inspection of the factory, the participating experts carefully reviewed the production resources and quality assurance capabilities of steel plates used for pressure equipment of HBIS Wusteel, and agreed that HBIS Wusteel’s quality assurance system is stable and feasible, production equipment conditions are excellent, and fully equipped with production pressure equipment. The resource conditions of the steel plate; after reviewing the physical quality of Hegang Wugang 9Ni steel plate and the enterprise standard review, the experts agreed that: Hegang Wugang 9Ni steel plate has stable physical quality and excellent performance, and agreed to pass the technical review of the China Special Inspection Institute .

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