Liaocheng Zeyu Metal Products Co., Ltd. produces all kinds: Rod, hexagonal drill rod, drill rod Shandong circular hollow hexagonal, rock drill drill rod, mining drill rod, 55SiMnMo Rod, 60Si2Mn Rod, 40simncrnimo Rod, 23CrNi3Mo brazing rod, FF710 Rod Shandong Heavy Hex Rod Rod Specifications: B19 drill rod, B22 drill rod, B25 drill rod, B28 drill rod, B32 drill rod, B35 drill rod angle lance known as: hexagonal hollow steel, six edge hollow steel, hollow hexagonal, hollow hexagonal, blast furnace opening and the necessary tools to deliver oxygen. This product is manufactured its 45 high-carbon steel Advantages: wall thickness, the center hole of small, high strength Shandong hollow hexagonal, furnace deep and consumption, oxygen consumption at the end, and low cost. Has completely replaced the steel type lance. Specifications: B19, B22, B25. Our products are widely used in: mining, railway, tunnel engineering, metallurgy, coal, water conservancy, mountains, quarrying, rock mining, smelting blowing Liaocheng Zeyu Metal Products Co., Ltd. Shandong most prestigious steel processing and marketing enterprises in Shandong Hollow steel, the company's main products hollow hexagonal, inventories remain at more than three thousand tons. The company has passed ISO9001 quality system certification, production of hollow hexagonal, hollow hexagonal shaped steel and other products, Zeyu metal | hollow hexagonal [Shandong] | Shandong provided by Zeyu metal. Looking for "hexagonal hollow steel, hexagonal lance, hexagonal drill rod, alloy drill pipe, drill rod mine" reliable suppliers, choose a whole network business alliance certification: Liaocheng Zeyu Metal Products Co., Ltd. (www.zk55simnmo .com), honest and reliable "business alliance customer service" on page now click on live chat with us now!