Forging Co., Ltd., Luoyang Super League for you about forging defect classification method according to the defect manifestation Category: forging defects such as to distinguish their forms, can be divided into: three external, internal ring gear and performance calculations, external defects such as geometry and shape does not meet the requirements. Surface cracks, folding, lack of meat, wrong poor. Inadequate forging, surface pits, surface bubbles and orange peel-like surface. Such defects revealed in the forging of the outer surface of the stent ring, relatively easy to find or observe. Luoyang Super League Forging Co., tells you in an isothermal forging process this method can produce some complex shape, dimensional accuracy requirements are generally higher stress conditions require, shape close to the shape of the structure of forging parts. 2, isothermal forging superplasticity. Metal is not only under isothermal conditions, but at very low strain rate (10-4 / s) conditions also showed a high plasticity state, so that deformation of the metal is difficult to obtain the desired metallurgical structure, shape and size. Price _ Super League ring gear forging quality assurance (certified) _ Ikawa ring gear forging Luoyang Super League Limited. Luoyang Super League Forging Co., Ltd. (www.lysmzg.com) (www.lysmzg.cn) is Luoyang, forgings leaders, over the years, the company is implementing the scientific management, innovation and development, the principle of honesty and trustworthiness, and satisfy customers needs. Forged in the Super League leaders with the staff warmly welcome all inquiries negotiations to create Super League forging a better future.