WEDO iso certificate railway steel bridge for sale
1. trussed construction
2. Total weight from 100 tons to 20000 tons
3. Material: Q235B, Q345B
4. Surface: paint or HDG
5. Standard: GB, JIS, ASTM,BS, DIN
Parts included:
1. Steel Sleeper used on the steel bridge
2. Main Girder
3. Floor Beam
4. Stringers
5. Lower lateral bracings
