Shandong Yandong Petroleum Machinery Co., Ltd.  

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Sales phone: 137-8074-7000, Manager Xu —— is a large-scale seamless steel pipe enterprise integrating production, processing, and sales. We have been consistently selling various seamless steel pipes and alloy pipes produced by major steel mills including Chengdu Iron & Steel Group, Yegang Group, Baotou Steel Plant, Baosteel Group, Ansteel Group, Tianjin Da Wu Xian, Xining Special Steel Plant, Wuxi Steel Plant, Hengyang Steel Plant, Shanxi Tai Steel, Shanghai Shanggang, and others. We now maintain a year-round inventory turnover of over 10,000 tons, covering more than 1,000 different specifications. Our annual sales revenue exceeds 100 million yuan. All products sold comply with national standards and are suitable for various fields such as engineering, coal mining, textiles, power generation, boilers, machinery, and more. With our excellent reputation, high-quality products, strong financial strength, and competitive prices, we have earned acclaim across more than 30 provinces, cities, autonomous regions, and municipalities nationwide, and our products enjoy deep trust and reliance from users. The precision seamless steel pipes we offer are made from materials including 10#, 20#, 35#, 45#, 27SiMn, 16Mn, 15CrMo, 35CrMo, 12Cr1MoV, and others. We adhere to international standards including GB8162-2008 (structural tubes), GB8163-2008 (fluid tubes), GB3087-2008 (low- and medium-pressure boiler tubes), GB5310-2008 (high-pressure boiler tubes), GB6479-2000 (special tubes for fertilizer plants), and GB9948-2006 (petroleum cracking tubes). Our materials include 20#, 35#, 45#, 16Mn, 27SiMn, 15CrMo, 12Cr1MoV, 35CrMo, Cr5Mo, 10CrMo910, T91, and others. Guided by the business philosophy of "high quality, efficiency, keeping promises, and valuing reputation," our company provides customers with high-quality, affordable products and after-sales services, earning support and praise from both new and existing customers. We solemnly promise that, under the same quality conditions, we will offer the lowest prices, the most comprehensive services, and the highest level of credibility to repay the support and affection of all friends and partners. Our corporate mission: The widest range of specifications, the best quality, the lowest prices, and the best service! We warmly welcome new and old customers to visit our company for guidance and business negotiations! Our corporate spirit: Innovation is the eternal theme; the more we pursue it relentlessly! Our main materials include: 20#, 35#, 45#, 16Mn, 27SiMn, 12Cr1MoV, 40Cr, 10CrMo910, 15CrMo, 35CrMo, A335P22, and others. Our standards include: GB/T8162-1999, GB/T8163-1999, GB/T3807-1999, GB/T5310-1995, 20G, ST45.8Ⅲ, GB9948-88, GB6479-2000, and others. We can also custom-order special-shaped seamless steel pipes. Our corporate spirit: Innovation is the eternal theme; the more we pursue it relentlessly! Our main materials include: 20#, 35#, 45#, 16Mn, 27SiMn, 12Cr1MoV, 40Cr, 10CrMo910, 15CrMo, 35CrMo, A335P22, and others.