Quality guarantee

Executive standard:

1.    Design specification for high speed railway (TB 10621-2009)

2.    EN 1337

3.    Design temporary provision for railway passenger dedicated line speed between 200 km/h~250km/h (2005-No.140)

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

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

6.    Railway bridge spherical bearing (TB/T 3320-2013)

7.    Anti-seismic design specification for railway project (GB 50111-2006)

Material:

Steel:  ZG270-500、Q345B;

Stainless  Steel  Plate: 06Cr18Ni11Ti,  crystal plane precision rolling stainless steel plate

Sealing ring:  UHMWPE ( Ultra High Molecular Weight PE)

Friction material: UHMWPE ( Ultra High Molecular Weight PE)

Silicon grease: 5201-2  silicon grease lubricant

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

Bearing coaming:  Polyurethane, pressing plate, cross recess pan head screw, 0Cr18Ni9