Hollow steel, hexagonal hollow steel, hollow steel screw is provided by Zeyu metals. Liaocheng Zeyu Metal Products Co., Ltd. (www.zk55simnmo.com) Shandong Liaocheng quality certified company Commercial Union has Zeyu other brands, has a good reputation, honesty, service-oriented "business alliance customer service" on page click icon, we will be happy to serve you! Liaocheng Zeyu Metal Products Co., Ltd. is a large hexagonal hollow steel production enterprises, approved by the Shandong Provincial Foreign Economic and Trade Office cannabis hollow steel, enjoying import and export rights, is a collection of production, trade, services, new product development in one of the provincial large enterprises, the company prominent position hollow drill steel, west of Beijing-Kowloon Railway, north of Ji Han Expressway, Beijing-Hangzhou Grand Canal through the city, the traffic is very convenient. The company mainly produces: blowing with hexagonal hollow steel smelting. Specifications: B19, B22, B25, B28, B32, B35. Oxygen hexagonal hollow steel (also known as: hexagonal hollow steel, hexagonal hollow steel, hollow hexagonal, hollow hexagonal) is a blast opening and the necessary tools to send oxygen. The products are 45 high-carbon steel, its product advantages: wall thickness, the center hole is small, high intensity, furnace deep and consumption, oxygen consumption at the end, and low cost. Has been completely replaced the steel type oxygen blowing pipe. Solder with a hexagonal hollow steel drill rod specifications: B19, B22, B25, B28, B32, B35. Material: 80Cr, 55SiMnMo, 60Si2Mn, 40simncrnimo products are widely used: mining, railway, tunnel engineering, metallurgy, coal, water conservancy, mountains, quarrying, drilling mining, smelting blowing philosophy of "customer first, forge ahead" business philosophy, the "customers first" principle to provide our clients with quality services. Liaocheng Zeyu Metal Products Co., Ltd. is a professional manufacturer of all kinds: hexagonal hollow steel - hollow hexagonal steel - steel hexagonal hollow - hollow hexagonal - Hexagon blowing tube - rowed blowing tube - hollow hexagonal - rowed Hollow steel - steel hexagonal hollow large enterprise company is located in the scenic ancient canal Jiangbei Water City (Shandong Liaocheng), a prominent business location and convenient transportation hexagonal hollow steel Specification: H19, H22, H25, H28, H32, H35 material: 45 #, 55SiMnMo, 60Si2Mn, 40simncrnimo, 42CrMo, 23CrNi3Mo, 95CrMo, 35SiMnMoV, 22SiMncRNi2Mo, special sizes and materials can be customized according to customer requirements! We sincerely hope to establish long-term cooperative relationship with your hollow steel, mutual benefit and common development! Through nearly a decade of efforts, the company has become a large-scale steel pipe and steel materials, spot sales base. The company follows honesty, genuine, quality service purposes, won the users, expand the market, where the establishment of a broad sales network, has a certain reputation. In this hexagonal hollow steel, chairman and general manager with the staff, the company would like to give consistent care, support and assistance to new and old friends and the majority of customers to express my heartfelt thanks! We sincerely hope to establish long-term, broad strategic partnership, mutual benefit and common development! Welcome to your review and guidance!