Quality guarantee

Executive standard:

1.    Design temporary provision for Passenger and Freight Co – line speed 200 km/h (2005-No.285)

2.    Design basic specification for railway bridge culvert (TB 10002.1-2005)

3.    Structure design specification for railway culvert reinforced concrete and pre-stressed concrete (TB 10002.3-2005)

4.    Railway bridge pot bearing (TB/T 2331-2013)

5.    Railway project anti-seismic design specification (GB 50111- 2006)

6.    Design temporary provision for new railway bridge continuously welded rail track

7.    Frame girder of bridge overhead launching gantry

8.    Prestressed concrete precast girder temporary technical condition for passenger dedicated line

9.    Euro standard EN 1337-5 :2005 E

Material:

Steel:  ZG270-500、Q345B, Stainless Steel

Rubber:  Neoprene Rubber, EPDM,  Natural Rubber

Friction material: PTFE,  SF-1B

Screw/ socket : No.45 hardened and tempered steel, anchor bolt, 40 Cr hardened and tempered steel;

Tension sleeve:  Brass H-62