Liaocheng dry one hundred million Co., Ltd. (Silver Sheng supplies) Company (135--0635--7000) mainly produces cold drawn precision seamless steel tubes, cold drawn precision steel precision shaped steel 20cr products are mainly used for automobile oil line pipe, the oil pipe construction machinery, auto parts pipes, hydraulic machinery and various tools tube tubes, furniture tube and so on. The company holds superb technology, years of actual production experience, talent attraction, continuous research and inquiry, has become a leader in the domestic steel industry, but also get the praise of customers. Companies adhere to the "quality first, integrity management, reputation first, customer service, manufacturing 20cr precision steel tubes, seeks development" business philosophy, and customers to create a common wealth. Standard finish tube and uses standard Standard GB / T3639 GB / T8713 Precision Tube DIN2391-2 HK15-2000 uses Uses for the manufacture of mechanical structures, hydraulic equipment, auto parts cold drawn or cold rolled precision seamless tubes (GB3639-2000) is a good finish for cold drawn or cold rolled precision seamless high dimensional precision mechanical structure, hydraulic equipment and surfaces. Cold drawn precision cold drawn precision steel tubes is a new high-tech energy-saving products. Sales 20cr precision steel tubes, cold drawn precision steel tubes precision application for saving steel, improve processing efficiency Liaocheng 20cr precision steel pipe manufacturers, energy conservation refers to the so-called high-precision cold drawn tube inner diameter size accuracy (tolerance) strict, internal and external surface finish, roundness, straightness is good, the main technical indicators fine uniform thickness of the technology's high-precision cold drawn tubes has reached or exceeded the national standard GB8713--88 and part of the international standard ISO4394 / I-1980 (E ) request. Sales 20cr precision steel, 20cr precision steel tubes, precision steel stem million million provided by the dry precision tubes. If you have any questions or consultation of this information, please contact us now! Our company name: Pipe Co., Ltd. Liaocheng stem million (www.sd304.com) Contact: Deng Qinghua, or click on "Commercial Union customer service" direct dialogue with us!