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      聊城荣贺专业生产各种直管式空气预热器钢管—耐候钢管(考登钢管)、耐酸钢管(ND钢管)、 耐候螺旋槽管、以及各种型号的回转式空气预热器用考登钢板,产品广泛应用于锅炉设备.拥有高精度专业耐候钢管/考登钢管/ND钢管检测设备:水压试验,涡流探伤检测,光谱分析仪等高精度检测设备.

       公司拥有高精度专业钢管检测设备:水压试验,涡流探伤检测,光谱分析仪等高精度检测设备,一应俱全。能够满足国内外各种高端客户的要求,并成为国内外大型客户的优质供应商。

       公司根据各大锅炉厂设计要求,替代美国Cor-ten钢(英文含义是耐腐-强度钢)、日本耐腐蚀钢CRIA1(考登钢)的产品:宝钢、鞍钢、武钢、沙钢、马钢等生产的Q355GNHL(旧牌号09CuPCrNi-A)用此牌号钢材生产的预热器钢管在使用过程中,其抗腐蚀能力比普通A3钢管强三倍以上,不仅可以节省大量钢材,还减轻了大修的工作量。为机组满发电提供了可靠的保证,也为电厂带来了较高的经济效益。

     

     

    Our company specializes in producing all kinds of straight tube air preheater steel tubes - weather resistant steel tubes (Corden steel tubes), acid resistant steel tubes (ND steel tubes), spiral grooved tubes, and various types of Corden steel plates for rotary air preheaters. The products are widely used in boiler equipment, and have been unanimously praised by the majority of users. Now they have become fixed-point supporting production units of some large-scale boiler manufacturers. 

     

    The company has high-precision professional steel pipe testing equipment: water pressure test, eddy current testing, spectral analyzer and other high-precision testing equipment, all available. To meet the requirements of various high-end customers at home and abroad, and become a high-quality supplier of large customers at home and abroad.

     

    According to the design requirements of major boiler plants, the company replaces the products of Cor-ten steel in the United States and CRIA1 steel in Japan: Q345GNHL (old brand 09CuPCrNi-A) produced by Baosteel, Angang and WISCO, whose corrosion resistance is more than three times stronger than that of ordinary A3 steel pipe in the course of using. It saves a lot of steel and reduces the workload of overhaul. It provides a reliable guarantee for full generation of generating units, and also brings higher economic benefits for power plants.

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