Shandong Precision Steel Plant is a professional commitment to precision aluminum tubes, precision steel tubes, precision seamless steel tubes, precision steel 10 #, 20 # Shanghai precision steel tubes, precision steel 35 #, 45 # precision steel tubes, 16mn precision steel, GCr15 precision steel tubes, bright precision steel, reinforced connecting sleeve of production and sales of large enterprises. Annual sales of Chengdu, Baosteel, Steel, Hengyang, Baotou, Anshan, Tianjin, Hong Gang, Wuxi and other major manufacturers of seamless tubes Which is better, to operate a special precision tubes and alloy tube-based. Implementation of international GB8162-2008 (structural pipe), GB8163-2008 (fluid pipe), GB3087-2008 (low and medium pressure boiler tubes), GB5310-2008 (high-pressure boiler tubes), GB6479-2000 (fertilizer dedicated pipe), GB9948-2006 (petroleum cracking tube) and other companies, in 2002 in the country's largest seamless steel pipe distribution center - Liaocheng in Shandong Province set up seamless production, marketing, processing enterprises, in 2010, joined the Chamber of Commerce of seamless steel tubes, was named chat City contract and trustworthy enterprise. Precision seamless cold drawn seamless 45 # seamless steel pipe main product material includes: 10 #, Q235,20 #, 35 #, 45 #, 20G, 20Cr, 40Cr, Q345B / D / C / E, 27SiMn, 45Mn2 , 15CrMo, 35CrMo, 42CrMo, 12Cr1MoV, 15CrMoG, steel pipe Standard: Structural pipe GB / T8162-2008, transmission fluid tube GB / T8163-2008, high and low pressure boiler tube GB / T5310 GB / T3087-1999, geological drilling pipe YB235-70, fertilizer dedicated pipe GB6479-86, oil cracking pipe GB9948-88, oil drilling pipe YB528-65, ship tube GB5312-85, oil casing API5CT, automobile axle tube GB3088-82, hydraulic prop tube GB / ...