provide all kinds of forged block, forged round cake, ring forging, shaft forging We are professional ... of oil equipment forging in China, our product include: Forged block, Casing head forging, tubing head forging, casing spool forging, tubing ... , oil industry, chemical field, shipbuilding, pharmacy, metallurgy, water conservation, power plant, pipe accessories and so on. Welcome to contact me for ...