Shanghai Songjiang  officially introduces you to the contract information of  double ball rubber expansion joints used in Beijing Metro West Station pipeline maintenance project. Songjiang Group provides pipeline shock absorber products for many urban subway projects, including bellows expansion, corrugated compensators, metal hoses, spring shock absorbers, and other products, The following is an introduction to double ball rubber expansion joints used in Beijing Metro West Station pipeline maintenance project.

1. Introduction to the maintenance project for Beijing Metro West Station pipeline maintenance project:

Beijing Metro Line 9 is a completed and operated urban rail transit line in Beijing, China. It was opened and operated on December 31, 2011, with a light green logo. Beijing Metro Line 9 starts from the National Library in the north, passes through Baishiqiao South, Baiduizi, Beijing West Railway Station, and Fengtai East Street to Guogongzhuang in a north-south direction.

As of 2019, Beijing Metro Line 9 has a total length of 16.5 kilometers, all of which are underground lines; A total of 13 stations are set, all of which are underground stations; A 6-car B-type train is adopted. In the long term, Line 9 will be put into operation with Changping Line, forming a 62km ultra long subway line.

In 2022, the noise control of cooling towers at some stations of the entire Beijing subway network (bidding project number: QTH1A220036) has been approved by Beijing Metro Operation Co., Ltd. (Notice on Issuing the Interim Budget Adjustment for 2022 (DCW [2022] No. 209), The source of funds is self-raised funds from state-owned enterprises (the local contribution ratio is 100%, and the tenderee is the Mechanical and Electrical Branch of Beijing Metro Operation Co., Ltd. The bidding agency is CITIC International Tendering Co., Ltd. The project has met the bidding conditions, and is now subject to public bidding.

2. The contract situation of double ball rubber expansion joints used in Beijing Metro West Station pipeline maintenance project:

3. The physical drawing of double ball rubber expansion joints used in Beijing Metro West Station pipeline maintenance project:

Related links:double ball rubber bellows expansion joints“Shockproof and noise reduction”