Liaocheng Zeyu Metal Products Co., Ltd. is a large hexagonal hollow steel production enterprise, the company mainly produces: blowing with hexagonal hollow steel smelting. Specifications: B19, B22, B25, B28, B32, B35. Oxygen with hexagonal hollow steel (also known as: hexagonal hollow steel, hexagonal hollow steel, hollow hexagonal, hollow hexagonal) is open and the necessary tools to deliver blast of oxygen. This high-carbon steel products are manufactured 23crni3mo 45 hollow steel, its products advantages: 23crni3mo steel wall thickness, the center hole small 23crni3mo, high strength, depth and consume small furnace, oxygen consumption at the end, and low cost. Has been completely replaced the oxygen lance pipe type. Solder with a hexagonal hollow steel drill rod specifications: B19, B22, B25, B28, B32, B35. Material: 80Cr, 55SiMnMo, 60Si2Mn, 40simncrnimo Zeyu Metal Products Co., Ltd. [Liaocheng] is a [Rod] for construction, mining, textile, electricity, boiler, machinery, military and other fields. Company with a good reputation and quality products, a strong, low price reputation more than 30 provinces, municipalities and autonomous regions, municipalities and abroad, the product won user dependent. Large, mining drill rod, hex drill rod, hexagonal hollow steel, hexagonal lance, circular hollow steel, spiral drill rod, twist drill rod, geological drill pipe, drill pipe manufacturing, services, new product development in one enterprises, the production of: hexagonal hollow steel, hexagonal lance, hexagonal drill rod, drill rod [round], rock drill drill rod, drill rod mines, 55SiMnMo Rod, 60Si2Mn Rod, 40simncrnimo Rod, 23CrNi3Mo Rod heavy drill rod, solid twist drill rod, twist drill rod hollow, spiral drill rod, hexagonal hollow steel, hollow hexagonal steel, hexagonal hollow steel, hollow hexagonal, hexagonal lance 23crni3mo round, hexagonal lance hollow hexagonal, hexagonal hollow steel, hexagonal hollow steel, hexagonal drill pipe, hollow steel triangular, circular hollow drill pipe, special sizes and materials can be customized according to customer requirements! ! 23crni3mo_ Zeyu round metal _23crni3mo provided by Zeyu metals. Liaocheng Zeyu Metal Products Co., Ltd. (www.zk55simnmo.com) in hexagonal hollow steel, hexagonal lance, hexagonal drill rod, alloy drill pipe, drill rod mining industry has high visibility, integrity management, quality of service both welcome to inquire or consult our "Business League call" it!