Case Study of Rubber Expansion Joints for China’s C919 Commercial Aircraft

Case Study of Rubber Expansion joints for China’s C919 Commercial Aircraft

Shanghai Songjiang Vibration Absorber Co.,Ltd. official website introduces the case of rubber expansion joints for the China C919 commercial aircraft. Songjiang Group provides high-quality rubber joints, shock absorbers, and metal hoses for numerous aerospace projects, replacing imports and leading the industry, making contributions to the development of China’s aerospace industry.

1.Introduction to the China C919 Commercial Aircraft Project：

C919 large passenger aircraft is a large jetliner developed independently by China in accordance with international civil aviation regulations, with proprietary intellectual property rights. It accommodates 158-168 passengers and has a range of 4075-5555 kilometers. Currently, it has completed project approval, feasibility studies, and pre-development phase work, and has entered the engineering development stage. It completed final assembly on November 2, 2015, and successfully conducted its maiden flight on May 5, 2017. It has accumulated orders for 815 aircraft from 28 customers.

Corporate Mission: Let China’s large aircraft soar into the blue sky.

Corporate Vision: Provide customers with safer, more economical, comfortable, and environmentally friendly commercial aircraft.

Entrepreneurial Spirit of Large Aircraft: Build a strong aviation nation, adhere to the “four persistences,” and never give up.

COMAC (Commercial Aircraft Corporation of China) is the main entity implementing the national large aircraft project. It is also the main carrier for coordinating the development of trunk and regional aircraft and realizing the industrialization of civil aircraft in China. It mainly engages in the research, production, and test flights of civil aircraft and related products, as well as sales, services, leasing, and operations of civil aircraft.

COMAC was established on May 11, 2008, with its headquarters in Shanghai. It was jointly established by the State-owned Assets Supervision and Administration Commission of the State Council, Shanghai Guosheng Group Co., Ltd., Aviation Industry Corporation of China, Aluminum Corporation of China, China Baowu Steel Group Corporation, and Sinochem Corporation. At the end of 2018, new shareholders included China National Building Materials Group Corporation, China Electronics Technology Group Corporation, and China Reform Holdings Corporation. The Secretary of the Party Committee and Chairman is He Dongfeng, and the Deputy Secretary of the Party Committee and General Manager is Zhao Yuerang.

COMAC includes the Design and Research Center (Shanghai Aircraft Design and Research Institute), Final Assembly and Manufacturing Center (Shanghai Aircraft Manufacturing Co., Ltd.), Customer Service Center (Shanghai Aircraft Customer Service Co., Ltd.), Beijing Research Center (Beijing Aeronautical Science & Technology Research Institute), Civil Aircraft Test Flight Center, Basic Capability Center (Shanghai Aircraft Industry (Group) Co., Ltd.), News Center (Shanghai “Large Aircraft” Magazine Co., Ltd.), COMAC University (COMAC Party School), as well as Sichuan Company, American Company, COMAC Capital Co., Ltd., and COMAC Group Finance Co., Ltd., and other member units. It has offices in Los Angeles, USA, and Paris, France, as well as stakes in the China-Russia Commercial Aircraft International Co., Ltd., Chengdu Airlines Co., Ltd., and Pudong Financial Leasing Co., Ltd.